:root {
  --ink: #1a1622;
  --ink-soft: #30293a;
  --paper: #f7f5ef;
  --white: #fffef9;
  --line: rgba(26, 22, 34, .14);
  --muted: #69636f;
  --violet: #8567f6;
  --acid: #dafa65;
  --coral: #ff7a64;
  --pink: #ffb6e2;
  --sky: #83b6ff;
  --mint: #8ee1bf;
  --sand: #efcf9e;
  --blue: #5d79de;
  --shell: min(1380px, calc(100vw - 64px));
  --radius: 28px;
  --sans: "Helvetica Neue", "Segoe UI", Arial, sans-serif;
  --serif: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button { color: inherit; }
h1, h2, h3, p { margin-top: 0; }
::selection { color: var(--ink); background: var(--acid); }
.shell { width: var(--shell); margin-inline: auto; }
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
.skip-link {
  position: fixed;
  z-index: 999;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--ink);
  border-radius: 99px;
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }
.reveal { opacity: 1; transform: none; transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal-ready .reveal { opacity: 0; transform: translateY(24px); }
.reveal-ready .reveal.is-visible { opacity: 1; transform: none; }

/* Header */
.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: 86px;
  background: rgba(247, 245, 239, .9);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(20px);
  transition: height .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled { height: 72px; border-color: var(--line); box-shadow: 0 10px 30px rgba(26,22,34,.04); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 850; letter-spacing: -.055em; line-height: 1; }
.brand-domain { color: #746d79; font-size: .68em; letter-spacing: -.02em; }
.brand-ai { color: var(--violet); }
.brand-mark { position: relative; width: 29px; height: 29px; display: grid; grid-template-columns: 1fr 1fr; gap: 3px; transform: rotate(-4deg); }
.brand-mark i { display: block; border-radius: 50%; background: var(--ink); }
.brand-mark i:nth-child(2) { background: var(--violet); }
.brand-mark i:nth-child(3) { grid-column: 1 / -1; border-radius: 4px 4px 13px 13px; background: var(--pink); }
.primary-nav { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 650; }
.primary-nav > a { padding: 12px 15px; border-radius: 99px; transition: background .2s, color .2s; }
.primary-nav > a:hover, .primary-nav > a[aria-current="page"] { background: #ebe7df; }
.primary-nav .nav-app { display: inline-flex; align-items: center; gap: 9px; color: var(--ink); background: var(--acid); }
.primary-nav .nav-app:hover { background: #e6ff89; }
.nav-app span { font-size: 16px; font-weight: 400; }
.primary-nav .nav-help { margin-left: 4px; color: var(--white); background: var(--ink); }
.primary-nav .nav-help:hover { color: var(--ink); background: var(--coral); }
.menu-toggle { display: none; width: 44px; height: 44px; padding: 0; border: 0; border-radius: 50%; background: var(--ink); }
.menu-toggle span:not(.sr-only) { display: block; width: 18px; height: 1px; margin: 5px auto; background: var(--white); transition: transform .2s; }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-3px) rotate(-45deg); }

/* Shared typography and controls */
.eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; color: #625d67; font-size: 11px; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
.eyebrow > span { display: block; width: 28px; height: 1px; background: currentColor; }
.eyebrow.light { color: rgba(255,255,255,.7); }
.section { padding-block: 140px; }
.section-heading { margin-bottom: 58px; }
.section-heading h2, .number-lead h2, .flow-intro h2, .safety-copy h2, .final-cta h2, .concept-section h2 {
  max-width: 980px;
  margin-bottom: 0;
  font-size: clamp(44px, 5.2vw, 78px);
  font-weight: 650;
  line-height: .98;
  letter-spacing: -.065em;
}
h1 em, h2 em { font-family: var(--serif); font-weight: 400; letter-spacing: -.045em; }
.split-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, 420px); align-items: end; gap: 60px; }
.split-heading > p { margin: 0 0 4px; color: var(--muted); font-size: 18px; line-height: 1.6; }
.button { display: inline-flex; min-height: 54px; align-items: center; justify-content: center; gap: 28px; padding: 13px 22px; border: 1px solid transparent; border-radius: 99px; font-size: 14px; font-weight: 750; line-height: 1; cursor: pointer; transition: transform .2s, background .2s, color .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); }
.button span { font-size: 18px; font-weight: 400; }
.button-acid { color: var(--ink); background: var(--acid); }
.button-acid:hover { background: #e6ff89; }
.button-dark { color: var(--white); background: var(--ink); }
.button-dark:hover { color: var(--ink); background: var(--violet); }
.button-outline { border-color: rgba(26,22,34,.35); background: transparent; }
.button-outline:hover { border-color: var(--ink); background: var(--white); }
.button-ghost-light { color: var(--white); border-color: rgba(255,255,255,.3); background: transparent; }
.button-ghost-light:hover { border-color: var(--white); background: rgba(255,255,255,.08); }
.text-link { display: inline-flex; align-items: center; gap: 12px; font-size: 13px; font-weight: 750; }
.text-link span { font-size: 20px; transition: transform .2s; }
.text-link:hover span { transform: translateX(4px); }
.text-link-large { font-size: 15px; }

/* Hero */
.hero {
  position: relative;
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(430px, .9fr) minmax(520px, 1.1fr);
  gap: 20px;
  padding: clamp(64px, 7vw, 100px);
  color: var(--white);
  background:
    radial-gradient(circle at 12% 92%, rgba(133,103,246,.2), transparent 30%),
    linear-gradient(145deg, #201a2b, #17131e 66%);
  border-radius: 34px;
  overflow: hidden;
}
.hero::after { content: ""; position: absolute; top: 0; bottom: 0; left: 52%; width: 1px; background: rgba(255,255,255,.09); }
.hero-copy { position: relative; z-index: 2; align-self: center; padding-bottom: 46px; }
.hero h1 { margin-bottom: 32px; font-size: clamp(58px, 6vw, 94px); font-weight: 620; line-height: .89; letter-spacing: -.07em; }
.hero h1 em { color: var(--pink); }
.hero-lead { max-width: 560px; margin-bottom: 34px; color: rgba(255,255,255,.73); font-size: 18px; line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.future-note { display: flex; max-width: 500px; align-items: center; gap: 12px; margin-top: 40px; color: rgba(255,255,255,.6); font-size: 12px; line-height: 1.45; }
.future-note i { flex: 0 0 auto; width: 8px; height: 8px; border: 2px solid var(--acid); border-radius: 50%; box-shadow: 0 0 0 5px rgba(218,250,101,.08); }
.future-note strong { color: var(--white); font-weight: 700; }
.mind-stage { position: relative; z-index: 2; min-height: 570px; align-self: center; overflow: hidden; border: 1px solid rgba(255,255,255,.1); border-radius: 50% 50% 46% 54% / 45% 52% 48% 55%; background: radial-gradient(circle, rgba(133,103,246,.18), rgba(255,255,255,.018) 55%, transparent 56%); }
.mind-grid { position: absolute; inset: 0; opacity: .13; background-image: linear-gradient(rgba(255,255,255,.3) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.3) 1px, transparent 1px); background-size: 46px 46px; mask-image: radial-gradient(circle, black 20%, transparent 74%); }
.mind-orbit { position: absolute; top: 50%; left: 50%; border: 1px solid rgba(255,255,255,.13); border-radius: 50%; transform: translate(-50%, -50%) rotate(-14deg); }
.orbit-one { width: 72%; height: 44%; }
.orbit-two { width: 42%; height: 82%; transform: translate(-50%, -50%) rotate(35deg); }
.mind-core { position: absolute; z-index: 4; top: 50%; left: 50%; width: 200px; height: 200px; display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--ink); background: var(--acid); border-radius: 50%; transform: translate(-50%, -50%) rotate(-4deg); box-shadow: 0 24px 80px rgba(0,0,0,.3); }
.mind-core span { margin-bottom: 6px; font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.mind-core strong { font-family: var(--serif); font-size: 27px; font-style: italic; font-weight: 400; }
.mind-core i { width: 20px; height: 10px; margin-top: 15px; border-right: 1px solid; border-bottom: 1px solid; transform: rotate(45deg); }
.feeling { position: absolute; z-index: 5; display: flex; align-items: center; gap: 10px; padding: 13px 17px; color: var(--white); background: rgba(42,34,54,.93); border: 1px solid rgba(255,255,255,.18); border-radius: 99px; font-size: 13px; font-weight: 650; box-shadow: 0 12px 30px rgba(0,0,0,.2); backdrop-filter: blur(10px); transition: transform .25s, border-color .25s, background .25s; }
.feeling span { display: grid; width: 24px; height: 24px; place-items: center; color: var(--ink); background: var(--pink); border-radius: 50%; font-size: 8px; }
.feeling:hover { z-index: 8; border-color: var(--acid); background: #352b45; transform: scale(1.06); }
.feeling-one { top: 12%; left: 18%; transform: rotate(-6deg); }
.feeling-two { top: 27%; right: 5%; transform: rotate(4deg); }
.feeling-three { right: 10%; bottom: 16%; transform: rotate(-5deg); }
.feeling-four { bottom: 10%; left: 14%; transform: rotate(5deg); }
.feeling-five { top: 40%; left: 1%; transform: rotate(-3deg); }
.feeling-two span { background: var(--sky); }
.feeling-three span { background: var(--coral); }
.feeling-four span { background: var(--violet); }
.feeling-five span { background: var(--mint); }
.mind-spark { position: absolute; color: var(--pink); font-size: 23px; }
.spark-one { top: 17%; right: 26%; }
.spark-two { bottom: 22%; left: 35%; color: var(--acid); font-size: 14px; }
.hero-bottom { position: absolute; right: 70px; bottom: 28px; left: 70px; z-index: 3; display: flex; align-items: center; gap: 14px; color: rgba(255,255,255,.42); font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.hero-bottom i { flex: 1; height: 1px; background: rgba(255,255,255,.12); }
.home-product-hero { min-height: 810px; }
.home-product-hero h1 { font-size: clamp(58px, 5.8vw, 90px); }
.product-mind-stage .mind-core { text-align: center; }
.product-mind-stage .mind-core strong { max-width: 150px; line-height: 1.05; }

/* Topic bento */
.intro-section { padding-bottom: 100px; }
.topic-bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.topic-card {
  --card: #ddd;
  position: relative;
  min-height: 310px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  grid-column: span 3;
  padding: 30px;
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  isolation: isolate;
  transition: transform .28s ease, box-shadow .28s ease;
}
.topic-card::after { content: ""; position: absolute; z-index: -1; right: -52px; bottom: -60px; width: 190px; height: 190px; border: 1px solid rgba(26,22,34,.22); border-radius: 50%; box-shadow: 0 0 0 35px rgba(255,255,255,.11), 0 0 0 70px rgba(26,22,34,.05); }
.topic-card:hover { transform: translateY(-6px) rotate(-.5deg); box-shadow: 0 24px 44px rgba(26,22,34,.12); }
.topic-card-top { display: flex; align-items: flex-start; justify-content: space-between; color: rgba(26,22,34,.62); font-size: 10px; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.topic-card-top i { display: grid; width: 42px; height: 42px; place-items: center; border: 1px solid rgba(26,22,34,.28); border-radius: 50%; font-family: var(--serif); font-size: 20px; font-style: normal; }
.topic-card h3 { max-width: 250px; margin: 0 0 12px; font-size: 30px; font-weight: 650; line-height: 1; letter-spacing: -.05em; }
.topic-card p { max-width: 250px; margin: 0; color: rgba(26,22,34,.65); font-size: 13px; line-height: 1.45; }
.topic-arrow { position: absolute; right: 27px; bottom: 25px; display: grid; width: 45px; height: 45px; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; font-size: 18px; transition: transform .25s; }
.topic-card:hover .topic-arrow { transform: rotate(45deg); }
.topic-card.accent-violet { --card: #a891ff; }
.topic-card.accent-coral { --card: var(--coral); }
.topic-card.accent-lime { --card: var(--acid); }
.topic-card.accent-sky { --card: var(--sky); }
.topic-card.accent-sand { --card: var(--sand); }
.topic-card.accent-pink { --card: var(--pink); }
.topic-card.accent-mint { --card: var(--mint); }
.topic-card.accent-blue { --card: #91a3ea; }
.topic-1, .topic-6 { grid-column: span 6; }
.topic-1 h3, .topic-6 h3 { max-width: 420px; font-size: 42px; }
.topic-1 p, .topic-6 p { max-width: 390px; }

/* Metrics */
.numbers-band { padding-block: 90px; color: var(--white); background: var(--violet); }
.numbers-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 30px; align-items: end; }
.number-lead h2 { max-width: 550px; font-size: clamp(38px, 4.1vw, 61px); }
.number-lead h2 em { color: var(--acid); }
.scribble { position: relative; display: inline-block; margin-bottom: 32px; color: rgba(255,255,255,.72); font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.scribble::after { content: ""; position: absolute; right: 0; bottom: -8px; left: 0; height: 6px; border-bottom: 1px solid rgba(255,255,255,.45); border-radius: 50%; transform: rotate(-1deg); }
.number-stat { min-height: 200px; display: flex; flex-direction: column; justify-content: flex-end; padding-left: 28px; border-left: 1px solid rgba(255,255,255,.25); }
.number-stat strong { display: block; margin-bottom: 10px; color: var(--acid); font-family: var(--serif); font-size: clamp(64px, 6vw, 92px); font-style: italic; font-weight: 400; line-height: .8; letter-spacing: -.07em; }
.number-stat span { color: rgba(255,255,255,.68); font-size: 12px; line-height: 1.45; }

/* Techniques */
.technique-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.technique-card { position: relative; min-height: 340px; display: flex; flex-direction: column; padding: 29px; background: var(--white); border: 1px solid var(--line); border-radius: 22px; overflow: hidden; transition: transform .25s, border-color .25s, box-shadow .25s; }
.technique-card::after { content: ""; position: absolute; top: -45px; right: -55px; width: 130px; height: 130px; border: 1px solid rgba(133,103,246,.22); border-radius: 50%; box-shadow: 0 0 0 22px rgba(133,103,246,.05); }
.technique-card:hover { z-index: 2; border-color: rgba(26,22,34,.35); transform: translateY(-7px); box-shadow: 0 24px 50px rgba(26,22,34,.09); }
.technique-card-top { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; margin-bottom: 56px; }
.method-label { color: #716a76; font-size: 9px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.duration { padding: 7px 10px; background: #ece9f9; border-radius: 99px; font-size: 10px; font-weight: 700; }
.technique-card h3 { max-width: 360px; margin-bottom: 14px; font-size: 28px; font-weight: 650; line-height: 1.05; letter-spacing: -.045em; }
.technique-card h3 a::after { content: ""; position: absolute; inset: 0; z-index: 1; }
.technique-card > p { max-width: 390px; margin-bottom: 22px; color: var(--muted); font-size: 13px; line-height: 1.5; }
.topic-dots { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-right: 52px; }
.mini-topic { padding: 6px 9px; border: 1px solid var(--line); border-radius: 99px; color: #625d67; font-size: 9px; }
.card-arrow { position: absolute; right: 24px; bottom: 24px; z-index: 2; display: grid; width: 42px; height: 42px; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; font-size: 17px; transition: transform .22s, background .22s; }
.technique-card:hover .card-arrow { background: var(--violet); transform: rotate(45deg); }
.section-footer { display: flex; align-items: center; justify-content: space-between; gap: 40px; margin-top: 34px; padding-top: 28px; border-top: 1px solid var(--line); }
.section-footer p { max-width: 590px; margin: 0; color: var(--muted); font-size: 13px; }

/* Content flow */
.flow-section { padding-block: 130px; color: var(--white); background: var(--ink); }
.flow-grid { display: grid; grid-template-columns: minmax(360px, .85fr) 1.15fr; gap: 9vw; align-items: center; }
.flow-intro h2 { margin-bottom: 34px; font-size: clamp(46px, 5vw, 72px); }
.flow-intro h2 em { color: var(--pink); }
.flow-intro > p { max-width: 510px; margin: 0; color: rgba(255,255,255,.57); font-size: 16px; line-height: 1.65; }
.flow-steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.14); }
.flow-steps li { min-height: 156px; display: grid; grid-template-columns: 54px 1fr 46px; align-items: center; gap: 24px; border-bottom: 1px solid rgba(255,255,255,.14); }
.flow-steps li > span { display: grid; width: 40px; height: 40px; place-items: center; color: var(--ink); background: var(--acid); border-radius: 50%; font-family: var(--serif); font-size: 12px; font-style: italic; }
.flow-steps li:nth-child(2) > span { background: var(--pink); }
.flow-steps li:nth-child(3) > span { background: var(--sky); }
.flow-steps h3 { margin-bottom: 8px; font-size: 25px; font-weight: 600; letter-spacing: -.04em; }
.flow-steps p { margin: 0; color: rgba(255,255,255,.55); font-size: 13px; }
.flow-steps li > i { display: grid; width: 42px; height: 42px; place-items: center; border: 1px solid rgba(255,255,255,.24); border-radius: 50%; font-style: normal; }

/* Editorial cards */
.article-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.article-card { min-width: 0; display: grid; grid-template-columns: 43% 57%; min-height: 390px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: transform .25s, box-shadow .25s; }
.article-card:hover { transform: translateY(-6px); box-shadow: 0 24px 60px rgba(26,22,34,.1); }
.article-art, .article-hero-art { position: relative; display: block; overflow: hidden; background: #a58cfb; }
.article-art::after, .article-hero-art::after { content: ""; position: absolute; inset: 9%; border: 1px solid rgba(26,22,34,.28); border-radius: 50%; }
.article-art.has-image::after, .article-hero-art.has-image::after { display: none; }
.article-art img, .article-hero-art img { width: 100%; height: 100%; object-fit: cover; }
.article-art img { position: absolute; inset: 0; transition: transform .65s cubic-bezier(.2,.7,.2,1); }
.article-card:hover .article-art img { transform: scale(1.035); }
.article-card.article-wave .article-art, .article-hero-art.article-wave { background: var(--coral); }
.article-card.article-grid .article-art, .article-hero-art.article-grid { background: var(--sky); }
.article-card.article-bloom .article-art, .article-hero-art.article-bloom { background: var(--pink); }
.article-card.article-portal .article-art, .article-hero-art.article-portal { background: var(--acid); }
.art-shape { position: absolute; z-index: 2; display: block; border: 1px solid rgba(26,22,34,.44); }
.art-shape-one { top: 23%; left: 19%; width: 63%; height: 56%; background: rgba(255,255,255,.18); border-radius: 50% 50% 46% 54%; transform: rotate(-20deg); }
.art-shape-two { right: -18%; bottom: -12%; width: 68%; aspect-ratio: 1; border-radius: 50%; box-shadow: 0 0 0 25px rgba(255,255,255,.16), 0 0 0 52px rgba(26,22,34,.07); }
.art-dot { position: absolute; z-index: 3; top: 15%; right: 19%; width: 25px; height: 25px; background: var(--acid); border: 1px solid rgba(26,22,34,.5); border-radius: 50%; }
.article-wave .art-shape-one { height: 70%; border-radius: 50% 0 50% 0; transform: rotate(15deg); }
.article-grid .art-shape-one { border-radius: 8px; transform: rotate(45deg); }
.article-bloom .art-shape-one { border-radius: 50% 10% 50% 10%; background: var(--violet); }
.article-portal .art-shape-one { border-radius: 50%; box-shadow: inset 0 0 0 22px rgba(26,22,34,.12); }
.article-card-body { display: flex; flex-direction: column; padding: 30px; }
.article-meta { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 45px; color: #77717c; font-size: 9px; font-weight: 750; letter-spacing: .09em; text-transform: uppercase; }
.article-card h3 { margin-bottom: 16px; font-size: 29px; font-weight: 630; line-height: 1.04; letter-spacing: -.05em; }
.article-card-body > p { color: var(--muted); font-size: 13px; line-height: 1.55; }
.article-card .text-link { margin-top: auto; }

.approaches-section { padding-block: 25px; color: var(--ink); background: var(--acid); overflow: hidden; }
.approaches-track { width: max-content; display: flex; align-items: center; gap: 30px; font-size: 26px; font-weight: 680; letter-spacing: -.04em; animation: ticker 28s linear infinite; }
.approaches-track i { font-family: var(--serif); font-size: 17px; font-style: normal; }
@keyframes ticker { to { transform: translateX(-45%); } }

/* Future product */
.future-section { display: grid; grid-template-columns: .88fr 1.12fr; gap: 7vw; align-items: center; padding-inline: clamp(44px, 7vw, 105px); color: var(--white); background: var(--violet); border-radius: 36px; overflow: hidden; }
.future-copy h2 { margin-bottom: 30px; font-size: clamp(48px, 5.3vw, 79px); font-weight: 640; line-height: .95; letter-spacing: -.065em; }
.future-copy h2 em { color: var(--acid); }
.future-copy > p { max-width: 560px; margin-bottom: 34px; color: rgba(255,255,255,.72); font-size: 16px; line-height: 1.65; }
.future-actions { display: flex; align-items: center; gap: 24px; }
.text-link-light { color: var(--white); }
.channel-stack { position: relative; min-height: 650px; }
.channel-card { position: absolute; z-index: 1; width: 240px; height: 145px; display: flex; flex-direction: column; justify-content: space-between; padding: 22px; color: var(--ink); border: 1px solid rgba(26,22,34,.55); border-radius: 20px; box-shadow: 0 20px 50px rgba(37,24,82,.25); }
.channel-card > span { font-family: var(--serif); font-size: 28px; font-style: italic; }
.channel-card strong { font-size: 14px; }
.channel-card i { position: absolute; top: 18px; right: 18px; padding: 5px 8px; background: rgba(255,255,255,.45); border-radius: 99px; font-size: 8px; font-style: normal; letter-spacing: .08em; text-transform: uppercase; }
.channel-web { top: 9%; left: 1%; background: var(--pink); transform: rotate(-8deg); }
.channel-max { top: 2%; right: 0; background: var(--sky); transform: rotate(7deg); }
.channel-tg { right: 2%; bottom: 5%; background: var(--acid); transform: rotate(8deg); }
.chat-preview { position: absolute; z-index: 3; top: 19%; left: 16%; width: 360px; height: 485px; padding: 22px; color: var(--ink); background: var(--paper); border: 7px solid var(--ink); border-radius: 34px; box-shadow: 0 35px 75px rgba(36,24,71,.42); transform: rotate(-3deg); }
.chat-top { display: flex; align-items: center; gap: 10px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.mini-brand { display: grid; width: 35px; height: 35px; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; font-size: 11px; font-weight: 800; }
.mini-brand span { color: var(--acid); }
.chat-top > i { width: 7px; height: 7px; margin-left: auto; background: #6aca9f; border-radius: 50%; }
.chat-top b { font-size: 8px; letter-spacing: .07em; text-transform: uppercase; }
.chat-message { max-width: 84%; margin-top: 58px; padding: 16px; border-radius: 18px 18px 18px 3px; font-size: 13px; line-height: 1.45; }
.chat-message-in { background: #ebe7df; }
.chat-options { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }
.chat-options span { padding: 8px 11px; border: 1px solid var(--line); border-radius: 99px; font-size: 9px; }
.chat-input { position: absolute; right: 18px; bottom: 18px; left: 18px; display: flex; align-items: center; justify-content: space-between; padding: 10px 10px 10px 15px; color: #8a838f; background: var(--white); border: 1px solid var(--line); border-radius: 99px; font-size: 10px; }
.chat-input i { display: grid; width: 31px; height: 31px; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; font-size: 17px; font-style: normal; }

/* Safety */
.safety-section { display: grid; grid-template-columns: 220px 1fr minmax(270px, 390px); align-items: center; gap: 6vw; }
.safety-symbol { position: relative; width: 190px; height: 190px; display: grid; place-items: center; }
.safety-symbol span { position: relative; z-index: 2; display: grid; width: 94px; height: 94px; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; font-family: var(--serif); font-size: 45px; font-style: italic; }
.safety-symbol::before, .safety-symbol::after, .safety-symbol i { content: ""; position: absolute; inset: 16px; border: 1px solid var(--ink); border-radius: 48% 52% 44% 56%; transform: rotate(15deg); }
.safety-symbol::after { inset: 0; border-color: rgba(26,22,34,.25); transform: rotate(-24deg); }
.safety-symbol i { inset: 31px; border-color: var(--coral); transform: rotate(51deg); }
.safety-copy h2 { margin-bottom: 26px; font-size: clamp(40px, 4.5vw, 66px); }
.safety-copy h2 em { color: var(--violet); }
.safety-copy p { max-width: 650px; margin: 0; color: var(--muted); line-height: 1.65; }
.safety-action { padding: 28px; background: var(--white); border: 1px solid var(--line); border-radius: 22px; }
.safety-action > p { margin-bottom: 24px; color: var(--muted); font-size: 12px; line-height: 1.55; }
.safety-action > a:not(.text-link) { display: flex; align-items: center; gap: 18px; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.safety-action a strong { font-family: var(--serif); font-size: 52px; font-style: italic; font-weight: 400; line-height: 1; }
.safety-action a > span { font-size: 11px; line-height: 1.35; }

/* AI supervision and privacy */
.supervision-section {
  position: relative;
  margin: 34px;
  color: var(--white);
  background:
    radial-gradient(circle at 88% 4%, rgba(133,103,246,.26), transparent 28%),
    radial-gradient(circle at 4% 76%, rgba(255,182,226,.1), transparent 25%),
    var(--ink);
  border-radius: 36px;
  overflow: hidden;
}
.supervision-section::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .13;
  background-image: linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: linear-gradient(to bottom, #000, transparent 54%);
  pointer-events: none;
}
.supervision-section .shell { width: min(1380px, calc(100% - 64px)); }
.supervision-section > .section { position: relative; z-index: 1; padding-block: clamp(90px, 10vw, 150px); }
.supervision-heading { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(310px, .58fr); gap: 8vw; align-items: end; margin-bottom: 72px; }
.supervision-heading h2 { max-width: 970px; margin: 0; font-size: clamp(58px, 6.6vw, 99px); font-weight: 640; line-height: .87; letter-spacing: -.075em; }
.supervision-heading h2 em { color: var(--acid); }
.supervision-lead { position: relative; padding: 27px 0 4px 30px; border-top: 1px solid rgba(255,255,255,.28); }
.supervision-lead::before { content: ""; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; background: var(--acid); border-radius: 50%; box-shadow: 0 0 0 7px rgba(218,250,101,.12); }
.supervision-lead > span { display: block; margin-bottom: 17px; color: var(--acid); font-size: 9px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.supervision-lead p { margin: 0; color: rgba(255,255,255,.72); font-size: 17px; line-height: 1.7; }

.supervision-pipeline { display: grid; grid-template-columns: minmax(0,.9fr) 38px minmax(0,.9fr) 38px minmax(0,1.12fr) 38px minmax(0,.9fr); align-items: stretch; margin: 0 0 15px; padding: 0; list-style: none; }
.pipeline-card { position: relative; min-width: 0; min-height: 292px; display: flex; flex-direction: column; padding: 24px; color: var(--ink); border-radius: 22px; overflow: hidden; }
.pipeline-number { position: relative; z-index: 2; font-size: 8px; font-weight: 850; letter-spacing: .11em; text-transform: uppercase; }
.pipeline-card > p { position: relative; z-index: 2; margin: auto 0 0; font-size: 12px; line-height: 1.55; }
.pipeline-message { background: var(--pink); }
.pipeline-draft { background: var(--white); }
.pipeline-supervisor { background: var(--acid); }
.pipeline-result { background: var(--mint); }
.pipeline-arrow { display: grid; place-items: center; color: rgba(255,255,255,.42); font-family: var(--serif); font-size: 27px; font-style: italic; }
.pipeline-chat { position: relative; margin-top: 58px; padding: 16px 17px; background: rgba(255,255,255,.68); border-radius: 17px 17px 17px 3px; font-family: var(--serif); font-size: 17px; font-style: italic; line-height: 1.35; }
.pipeline-draft-lines { display: grid; gap: 10px; margin-top: 72px; }
.pipeline-draft-lines i { display: block; height: 9px; background: #dedad1; border-radius: 99px; }
.pipeline-draft-lines i:nth-child(2) { width: 82%; }
.pipeline-draft-lines i:nth-child(3) { width: 57%; background: var(--violet); }
.supervisor-mark { position: relative; width: 96px; height: 96px; display: grid; place-items: center; margin: 27px 0 22px; }
.supervisor-mark::before, .supervisor-mark::after, .supervisor-mark i { content: ""; position: absolute; inset: 7px; border: 1px solid rgba(26,22,34,.5); border-radius: 47% 53% 55% 45%; transform: rotate(17deg); }
.supervisor-mark::after { inset: 0; transform: rotate(-27deg); }
.supervisor-mark i { inset: 16px; transform: rotate(48deg); }
.supervisor-mark strong { position: relative; z-index: 1; display: grid; width: 53px; height: 53px; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; font-size: 12px; letter-spacing: .08em; }
.pipeline-supervisor h3 { margin: 0 0 13px; font-size: 27px; line-height: 1; letter-spacing: -.05em; }
.pipeline-supervisor ul { margin: 0; padding: 0; list-style: none; }
.pipeline-supervisor li { padding: 8px 0; border-top: 1px solid rgba(26,22,34,.17); font-size: 10px; line-height: 1.35; }
.pipeline-check { display: grid; width: 75px; height: 75px; place-items: center; margin: 58px 0 20px; color: var(--white); background: var(--ink); border-radius: 50%; font-size: 36px; font-weight: 400; }

.supervision-insights { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(0,.95fr); gap: 15px; margin-bottom: 15px; }
.supervision-thesis { min-height: 525px; display: flex; flex-direction: column; padding: clamp(34px, 5vw, 70px); background: var(--violet); border-radius: 25px; }
.supervision-thesis > span, .supervision-limit > span { font-size: 9px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.supervision-thesis h3 { max-width: 780px; margin: auto 0 24px; font-size: clamp(43px, 5vw, 73px); font-weight: 630; line-height: .92; letter-spacing: -.065em; }
.supervision-thesis p { max-width: 760px; margin: 0; color: rgba(255,255,255,.75); font-size: 15px; line-height: 1.65; }
.supervision-actions { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 28px; }
.supervision-actions span { padding: 9px 12px; color: var(--ink); background: rgba(255,255,255,.85); border-radius: 99px; font-size: 8px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.supervision-actions span:nth-child(2) { background: var(--acid); }
.supervision-actions span:nth-child(3) { background: var(--coral); }
.supervision-checks { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.supervision-checks article { min-height: 258px; display: grid; grid-template-columns: 34px 1fr; gap: 16px; align-content: space-between; padding: 27px 24px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12); border-radius: 20px; }
.supervision-checks article > span { display: grid; width: 31px; height: 31px; place-items: center; color: var(--ink); background: var(--acid); border-radius: 50%; font-family: var(--serif); font-size: 12px; font-style: italic; }
.supervision-checks article:nth-child(2) > span { background: var(--sky); }
.supervision-checks article:nth-child(3) > span { background: var(--coral); }
.supervision-checks article:nth-child(4) > span { background: var(--pink); }
.supervision-checks article div { grid-column: 1 / -1; align-self: end; }
.supervision-checks h3 { margin-bottom: 10px; font-size: 20px; line-height: 1.05; letter-spacing: -.035em; }
.supervision-checks p { margin: 0; color: rgba(255,255,255,.58); font-size: 11px; line-height: 1.55; }

.privacy-safety-grid { display: grid; grid-template-columns: minmax(0,1.3fr) minmax(330px,.7fr); gap: 15px; }
.privacy-promise { min-height: 550px; display: flex; flex-direction: column; padding: clamp(34px, 5vw, 70px); color: var(--ink); background: var(--paper); border-radius: 25px; scroll-margin-top: 100px; }
.privacy-kicker { display: flex; align-items: center; gap: 11px; font-size: 9px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.privacy-kicker i { display: block; width: 10px; height: 10px; background: var(--mint); border-radius: 50%; box-shadow: 0 0 0 7px rgba(142,225,191,.2); }
.privacy-promise h3 { max-width: 850px; margin: auto 0 25px; font-size: clamp(47px, 5.8vw, 82px); font-weight: 630; line-height: .91; letter-spacing: -.07em; }
.privacy-promise h3 em { color: var(--violet); }
.privacy-promise > p { max-width: 790px; margin-bottom: 25px; color: var(--muted); font-size: 15px; line-height: 1.65; }
.privacy-promise ul { display: flex; flex-wrap: wrap; gap: 7px; margin: 0 0 27px; padding: 0; list-style: none; }
.privacy-promise li { padding: 9px 12px; background: var(--white); border: 1px solid var(--line); border-radius: 99px; font-size: 9px; font-weight: 750; }
.privacy-promise small { max-width: 840px; padding-top: 22px; color: #7b7580; border-top: 1px solid var(--line); font-size: 10px; line-height: 1.6; }
.privacy-promise small a { color: var(--violet); font-weight: 800; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.supervision-limit { min-height: 550px; display: flex; flex-direction: column; padding: 36px; background: var(--ink-soft); border: 1px solid rgba(255,255,255,.12); border-radius: 25px; }
.supervision-limit > span { color: var(--coral); }
.supervision-limit > h3 { margin: 54px 0 20px; font-size: clamp(31px, 3.3vw, 47px); font-weight: 620; line-height: .98; letter-spacing: -.055em; }
.supervision-limit > p { margin: 0 0 35px; color: rgba(255,255,255,.62); font-size: 13px; line-height: 1.6; }
.supervision-emergency { margin-top: auto; padding: 24px; color: var(--ink); background: var(--coral); border-radius: 18px; }
.supervision-emergency > p { margin-bottom: 20px; font-size: 11px; font-weight: 700; line-height: 1.45; }
.supervision-emergency > a:first-of-type { display: flex; align-items: center; gap: 14px; margin-bottom: 17px; padding-bottom: 17px; border-bottom: 1px solid rgba(26,22,34,.2); }
.supervision-emergency strong { font-family: var(--serif); font-size: 48px; font-style: italic; font-weight: 400; line-height: .8; }
.supervision-emergency span { font-size: 9px; font-weight: 700; line-height: 1.25; }
.supervision-emergency > a:last-child { font-size: 10px; font-weight: 800; }
.supervision-references { max-width: 980px; margin: 30px 0 0; color: rgba(255,255,255,.42); font-size: 10px; line-height: 1.6; }
.supervision-references a { color: rgba(255,255,255,.76); text-decoration: underline; text-underline-offset: 3px; }

.final-cta { padding: 34px; }
.final-cta-inner { position: relative; min-height: 600px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 70px; text-align: center; background: var(--pink); border-radius: 34px; overflow: hidden; }
.final-cta-inner::before, .final-cta-inner::after { content: ""; position: absolute; width: 420px; height: 420px; border: 1px solid rgba(26,22,34,.22); border-radius: 50%; box-shadow: 0 0 0 45px rgba(255,255,255,.13), 0 0 0 90px rgba(26,22,34,.05); }
.final-cta-inner::before { top: -200px; left: -100px; }
.final-cta-inner::after { right: -120px; bottom: -230px; }
.final-cta p { margin-bottom: 24px; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.final-cta h2 { position: relative; z-index: 1; margin-bottom: 42px; font-size: clamp(58px, 7.5vw, 112px); }
.final-cta h2 em { color: var(--violet); }
.final-cta-inner > div { position: relative; z-index: 1; display: flex; gap: 12px; }
.final-star { position: absolute; top: 15%; right: 23%; font-family: var(--serif); font-size: 40px; }

/* Footer */
.site-footer { padding: 100px 0 28px; color: var(--white); background: var(--ink); }
.footer-grid { position: relative; display: grid; grid-template-columns: 2fr 1fr 1.3fr 200px; gap: 6vw; min-height: 270px; }
.brand-light { color: var(--white); }
.brand-light .brand-mark i:first-child { background: var(--white); }
.footer-brand p { margin: 38px 0 0; color: rgba(255,255,255,.48); font-size: 14px; line-height: 1.55; }
.footer-column { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.footer-column h2 { margin-bottom: 13px; color: rgba(255,255,255,.35); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.footer-column a { font-size: 13px; }
.footer-column a:hover { color: var(--acid); }
.footer-column p { max-width: 270px; margin: 12px 0 0; color: rgba(255,255,255,.38); font-size: 10px; line-height: 1.55; }
.footer-orbit { position: relative; width: 190px; height: 190px; }
.footer-orbit span { position: absolute; inset: 10px; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; }
.footer-orbit span:nth-child(2) { inset: 34px -12px; border-color: var(--violet); transform: rotate(48deg); }
.footer-orbit span:nth-child(3) { inset: 65px; background: var(--acid); border: 0; }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 26px; color: rgba(255,255,255,.32); border-top: 1px solid rgba(255,255,255,.1); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }

/* Catalog pages */
.catalog-hero { padding-block: 105px 90px; border-bottom: 1px solid var(--line); }
.catalog-hero-articles { background: radial-gradient(circle at 82% 25%, rgba(255,182,226,.5), transparent 23%), var(--paper); }
.catalog-hero-techniques { background: radial-gradient(circle at 86% 30%, rgba(218,250,101,.72), transparent 24%), var(--paper); }
.catalog-hero-grid { display: grid; grid-template-columns: 1.5fr .5fr; align-items: end; gap: 70px; }
.catalog-hero h1 { max-width: 1000px; margin: 0; font-size: clamp(58px, 7vw, 105px); font-weight: 650; line-height: .92; letter-spacing: -.075em; }
.catalog-hero h1 em { color: var(--violet); }
.catalog-hero-grid > p { margin: 0 0 7px; color: var(--muted); font-size: 16px; line-height: 1.65; }
.catalog-section { min-height: 700px; padding-block: 62px 150px; }
.catalog-tools { display: grid; grid-template-columns: 1fr auto; gap: 10px; }
.catalog-tools-wide { grid-template-columns: 1fr 260px auto; }
.search-field, .select-field { min-height: 58px; display: flex; align-items: center; gap: 15px; padding: 0 20px; background: var(--white); border: 1px solid var(--line); border-radius: 99px; }
.search-field i { position: relative; flex: 0 0 auto; width: 16px; height: 16px; border: 1.5px solid var(--ink); border-radius: 50%; }
.search-field i::after { content: ""; position: absolute; right: -4px; bottom: -2px; width: 6px; height: 1.5px; background: var(--ink); transform: rotate(45deg); }
.search-field input, .select-field select { width: 100%; padding: 0; color: var(--ink); background: transparent; border: 0; outline: 0; font-size: 14px; }
.search-field input::placeholder { color: #928c96; }
.select-field select { cursor: pointer; }
.filter-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.filter-chips a { padding: 9px 14px; color: #625d67; border: 1px solid var(--line); border-radius: 99px; font-size: 11px; transition: color .2s, background .2s, border-color .2s; }
.filter-chips a:hover, .filter-chips a[aria-current="true"] { color: var(--white); background: var(--ink); border-color: var(--ink); }
.catalog-summary { display: flex; justify-content: space-between; margin: 55px 0 22px; color: #77717b; font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.catalog-summary a { color: var(--violet); }
.article-grid-catalog { grid-template-columns: repeat(2, 1fr); }
.technique-grid-catalog { grid-template-columns: repeat(3, 1fr); }
.empty-state { grid-column: 1 / -1; min-height: 380px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 60px; text-align: center; background: var(--white); border: 1px dashed rgba(26,22,34,.25); border-radius: var(--radius); }
.empty-state > span { margin-bottom: 16px; font-family: var(--serif); font-size: 50px; }
.empty-state h2 { margin-bottom: 10px; font-size: 32px; letter-spacing: -.04em; }
.empty-state p { max-width: 420px; margin-bottom: 28px; color: var(--muted); }

/* Breadcrumbs */
.breadcrumbs { display: flex; gap: 9px; margin-bottom: 48px; color: #736d78; font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.breadcrumbs a:hover { color: var(--violet); }
.breadcrumbs-light { color: rgba(255,255,255,.5); }
.breadcrumbs-light a:hover { color: var(--acid); }

/* Article detail */
.article-detail-header { padding-block: 68px 80px; }
.article-detail-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: 8vw; align-items: center; }
.article-detail-grid > * { min-width: 0; }
.article-topic-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 27px; }
.article-topic-row a { padding: 7px 10px; color: var(--ink); background: var(--acid); border-radius: 99px; font-size: 9px; font-weight: 750; text-transform: uppercase; }
.article-detail h1 { max-width: 900px; margin-bottom: 25px; overflow-wrap: break-word; hyphens: auto; font-size: clamp(50px, 6.2vw, 92px); font-weight: 650; line-height: .94; letter-spacing: -.07em; }
.article-detail-lead { max-width: 740px; margin-bottom: 38px; color: var(--muted); font-size: 19px; line-height: 1.6; }
.author-row { display: flex; align-items: center; gap: 13px; }
.author-avatar { display: grid; width: 43px; height: 43px; place-items: center; color: var(--white); background: var(--violet); border-radius: 50%; font-family: var(--serif); font-size: 21px; font-style: italic; }
.author-row strong, .author-row small { display: block; }
.author-row strong { font-size: 12px; }
.author-row small { margin-top: 3px; color: #7e7782; font-size: 9px; }
.article-hero-art { min-height: 510px; border: 1px solid rgba(26,22,34,.35); border-radius: 50% 50% 16px 16px; }
.article-hero-art img { position: absolute; inset: 0; }
.article-hero-art b { position: absolute; z-index: 4; right: 18px; bottom: 18px; padding: 9px 10px; color: var(--white); background: rgba(26,22,34,.78); border-radius: 9px; font-size: 8px; line-height: 1.25; letter-spacing: .1em; text-align: right; backdrop-filter: blur(8px); }
.reading-progress { position: sticky; z-index: 80; top: 71px; height: 3px; background: var(--violet); transform: scaleX(0); transform-origin: left; }
.article-layout { display: grid; grid-template-columns: 210px minmax(0, 730px) minmax(220px, 300px); justify-content: center; gap: 5vw; padding-block: 105px; border-top: 1px solid var(--line); }
.article-aside, .article-related-techniques { align-self: start; position: sticky; top: 110px; }
.article-aside > span, .article-related-techniques > span, .sidebar-card > span { display: block; margin-bottom: 20px; color: #8a838e; font-size: 9px; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.article-aside nav { display: flex; flex-direction: column; gap: 13px; }
.article-aside nav a { color: #756f79; font-size: 11px; line-height: 1.45; }
.article-aside nav a:hover { color: var(--violet); }
.article-aside > p { margin-top: 32px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; line-height: 1.5; }
.article-aside > p strong { display: block; margin-bottom: 6px; color: var(--ink); }
.article-body section { scroll-margin-top: 110px; margin-bottom: 82px; }
.section-number { display: block; margin-bottom: 18px; color: var(--violet); font-family: var(--serif); font-size: 13px; font-style: italic; }
.article-body h2, .prose-intro h2, .steps-section > h2, .topic-intro h2 { margin-bottom: 28px; font-size: clamp(33px, 3.4vw, 48px); font-weight: 650; line-height: 1.02; letter-spacing: -.052em; }
.article-body p, .prose-intro > p { margin-bottom: 21px; color: #4e4952; font-family: var(--serif); font-size: 19px; line-height: 1.76; }
.article-body p:first-of-type::first-letter { float: left; margin: 8px 8px 0 0; color: var(--violet); font-family: var(--serif); font-size: 62px; line-height: .65; }
.article-disclaimer { display: grid; grid-template-columns: 80px 1fr; gap: 25px; margin-top: 20px; padding: 28px; background: #ebe7fb; border-radius: 18px; }
.article-disclaimer strong { font-size: 10px; letter-spacing: .09em; text-transform: uppercase; }
.article-disclaimer p { margin: 0; font-family: var(--sans); font-size: 12px; line-height: 1.55; }
.article-disclaimer p::first-letter { float: none; margin: 0; color: inherit; font: inherit; }
.article-sources { margin-top: 85px; padding-top: 54px; border-top: 1px solid var(--line); }
.article-body .article-sources h2 { margin-bottom: 28px; }
.article-sources ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.article-sources li { border-bottom: 1px solid var(--line); }
.article-sources li a { display: grid; grid-template-columns: 150px 1fr auto; gap: 18px; align-items: center; padding: 18px 0; }
.article-sources li strong { color: var(--violet); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }
.article-sources li span { color: #4e4952; font-family: var(--serif); font-size: 16px; line-height: 1.4; }
.article-sources li i { font-style: normal; transition: transform .2s; }
.article-sources li a:hover i { transform: translate(3px, -3px); }
.article-sources > p { margin: 20px 0 0; color: var(--muted); font-family: var(--sans); font-size: 10px; line-height: 1.5; }
.article-sources > p::first-letter { float: none; margin: 0; color: inherit; font: inherit; }
.article-related-techniques { display: flex; flex-direction: column; }
.article-related-techniques > a { position: relative; margin-bottom: 9px; padding: 18px 44px 18px 18px; background: var(--white); border: 1px solid var(--line); border-radius: 14px; transition: border-color .2s, transform .2s; }
.article-related-techniques > a:hover { border-color: var(--violet); transform: translateX(3px); }
.article-related-techniques small, .article-related-techniques strong { display: block; }
.article-related-techniques small { margin-bottom: 6px; color: #827b86; font-size: 8px; text-transform: uppercase; }
.article-related-techniques strong { font-size: 12px; line-height: 1.35; }
.article-related-techniques i { position: absolute; top: 50%; right: 15px; font-style: normal; transform: translateY(-50%); }
.article-related-techniques > a.app-side-card { margin-top: 8px; background: var(--acid); border-color: rgba(26,22,34,.35); }
.related-section { border-top: 1px solid var(--line); }

/* Technique detail */
.technique-detail-header { padding-block: 55px 95px; color: var(--white); background: var(--ink); overflow: hidden; }
.technique-detail-hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .45fr); gap: 8vw; align-items: center; }
.technique-detail-hero > * { min-width: 0; }
.method-pill { display: inline-flex; margin-bottom: 32px; padding: 8px 12px; color: var(--ink); background: var(--acid); border-radius: 99px; font-size: 9px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.technique-detail h1 { max-width: 870px; margin-bottom: 28px; overflow-wrap: break-word; hyphens: auto; font-size: clamp(59px, 7vw, 105px); font-weight: 620; line-height: .88; letter-spacing: -.075em; }
.technique-detail-hero > div:first-child > p { max-width: 690px; margin-bottom: 38px; color: rgba(255,255,255,.67); font-size: 18px; line-height: 1.6; }
.technique-facts { display: flex; flex-wrap: wrap; gap: 38px; }
.technique-facts span { color: var(--white); font-family: var(--serif); font-size: 15px; font-style: italic; }
.technique-facts small { display: block; margin-bottom: 5px; color: rgba(255,255,255,.37); font-family: var(--sans); font-size: 8px; font-style: normal; letter-spacing: .1em; text-transform: uppercase; }
.technique-glyph { position: relative; width: 300px; height: 300px; display: grid; place-items: center; }
.technique-glyph span { position: relative; z-index: 2; display: grid; width: 155px; height: 155px; place-items: center; color: var(--ink); background: var(--pink); border-radius: 50%; font-family: var(--serif); font-size: 75px; font-style: italic; }
.technique-glyph::before, .technique-glyph::after, .technique-glyph i { content: ""; position: absolute; inset: 15px; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; transform: rotate(15deg); }
.technique-glyph::after { inset: 42px -15px; border-color: var(--violet); transform: rotate(55deg); }
.technique-glyph i:first-of-type { inset: 70px -25px; border-color: var(--acid); transform: rotate(-25deg); }
.technique-glyph i:last-of-type { top: 10px; right: 12px; bottom: auto; left: auto; width: 17px; height: 17px; background: var(--acid); border: 0; }
.technique-layout { display: grid; grid-template-columns: minmax(0, 790px) minmax(260px, 340px); justify-content: center; gap: 8vw; padding-block: 110px; }
.prose-intro { margin-bottom: 100px; }
.prose-intro > p { font-size: 18px; }
.when-box { margin-top: 38px; padding: 30px; background: #eae5fb; border-radius: 20px; }
.when-box strong { display: block; margin-bottom: 14px; font-size: 10px; letter-spacing: .09em; text-transform: uppercase; }
.when-box p { margin: 0; color: #514b56; font-size: 14px; line-height: 1.65; }
.steps-section { margin-bottom: 65px; }
.steps-section ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.steps-section li { display: grid; grid-template-columns: 65px 1fr; gap: 20px; padding: 29px 0; border-bottom: 1px solid var(--line); }
.steps-section li > span { color: var(--violet); font-family: var(--serif); font-size: 20px; font-style: italic; }
.steps-section h3 { margin-bottom: 9px; font-size: 21px; font-weight: 650; letter-spacing: -.035em; }
.steps-section p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.safety-box { display: grid; grid-template-columns: 70px 1fr; gap: 25px; padding: 32px; color: var(--white); background: var(--ink); border-radius: 22px; }
.safety-box > span { display: grid; width: 54px; height: 54px; place-items: center; color: var(--ink); background: var(--coral); border-radius: 50%; font-family: var(--serif); font-size: 26px; font-style: italic; }
.safety-box h2 { margin-bottom: 12px; font-size: 26px; letter-spacing: -.04em; }
.safety-box p { margin: 0; color: rgba(255,255,255,.65); font-size: 13px; line-height: 1.6; }
.technique-sidebar { align-self: start; position: sticky; top: 100px; }
.sidebar-card { margin-bottom: 15px; padding: 24px; background: var(--white); border: 1px solid var(--line); border-radius: 18px; }
.sidebar-card a { display: flex; justify-content: space-between; gap: 15px; padding: 13px 0; border-top: 1px solid var(--line); font-size: 12px; font-weight: 650; line-height: 1.35; }
.sidebar-card a i { font-style: normal; }
.sidebar-note { position: relative; padding: 24px; background: var(--acid); border-radius: 18px; overflow: hidden; }
.sidebar-note i { position: absolute; top: -30px; right: -30px; width: 100px; height: 100px; border: 1px solid rgba(26,22,34,.25); border-radius: 50%; }
.sidebar-note p { position: relative; margin: 0; font-family: var(--serif); font-size: 15px; font-style: italic; line-height: 1.55; }
.sidebar-app-card { position: relative; display: block; padding: 24px 46px 24px 24px; color: var(--white); background: var(--violet); border-radius: 18px; transition: transform .2s; }
.sidebar-app-card:hover { transform: translateY(-2px); }
.sidebar-app-card small, .sidebar-app-card strong { display: block; }
.sidebar-app-card small { margin-bottom: 24px; color: rgba(255,255,255,.62); font-size: 8px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.sidebar-app-card strong { font-size: 16px; line-height: 1.3; }
.sidebar-app-card i { position: absolute; right: 20px; bottom: 22px; color: var(--acid); font-style: normal; }

/* Topic page */
.topic-hero { --topic: var(--violet); padding-block: 70px 100px; background: var(--topic); overflow: hidden; }
.topic-hero.accent-violet { --topic: #a48bfa; }
.topic-hero.accent-coral { --topic: var(--coral); }
.topic-hero.accent-lime { --topic: var(--acid); }
.topic-hero.accent-sky { --topic: var(--sky); }
.topic-hero.accent-sand { --topic: var(--sand); }
.topic-hero.accent-pink { --topic: var(--pink); }
.topic-hero.accent-mint { --topic: var(--mint); }
.topic-hero.accent-blue { --topic: #98a8e7; }
.topic-hero-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .5fr); gap: 7vw; align-items: center; }
.topic-hero-grid > * { min-width: 0; }
.topic-hero h1 { margin-bottom: 24px; overflow-wrap: break-word; hyphens: auto; font-size: clamp(68px, 9vw, 132px); font-weight: 650; line-height: .83; letter-spacing: -.08em; }
.topic-hero p { max-width: 670px; margin: 0; color: rgba(26,22,34,.68); font-size: 18px; line-height: 1.6; }
.topic-hero-symbol { position: relative; width: 280px; height: 280px; display: grid; place-items: center; }
.topic-hero-symbol span { position: relative; z-index: 2; display: grid; width: 145px; height: 145px; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; font-family: var(--serif); font-size: 75px; font-style: italic; }
.topic-hero-symbol::before, .topic-hero-symbol::after, .topic-hero-symbol i { content: ""; position: absolute; inset: 10px; border: 1px solid rgba(26,22,34,.35); border-radius: 50%; }
.topic-hero-symbol::after { inset: 35px -12px; transform: rotate(48deg); }
.topic-hero-symbol i:first-of-type { inset: 70px -24px; transform: rotate(-36deg); }
.topic-hero-symbol i:last-of-type { inset: 55px 22px; transform: rotate(70deg); }
.topic-intro { display: grid; grid-template-columns: 140px minmax(0, 780px); justify-content: center; gap: 40px; padding-block: 105px; border-bottom: 1px solid var(--line); }
.topic-intro p { color: #504b54; font-family: var(--serif); font-size: 19px; line-height: 1.75; }
.topic-depth-section { padding-bottom: 90px; }
.topic-depth-list { border-top: 1px solid var(--line); }
.topic-depth-item { display: grid; grid-template-columns: minmax(180px, .62fr) minmax(0, 1.38fr); gap: 7vw; padding: 65px 0; border-bottom: 1px solid var(--line); }
.topic-depth-item > div:first-child { display: flex; align-items: flex-start; gap: 17px; padding-top: 6px; }
.topic-depth-item > div:first-child span { color: var(--violet); font-family: var(--serif); font-size: 14px; font-style: italic; }
.topic-depth-item > div:first-child small { color: #77717c; font-size: 9px; font-weight: 800; letter-spacing: .1em; line-height: 1.5; text-transform: uppercase; }
.topic-depth-item h2 { max-width: 760px; margin-bottom: 26px; font-size: clamp(35px, 4.1vw, 57px); font-weight: 640; line-height: .98; letter-spacing: -.055em; }
.topic-depth-item p { max-width: 790px; margin-bottom: 19px; color: #504b54; font-family: var(--serif); font-size: 18px; line-height: 1.72; }
.topic-depth-item p:last-child { margin-bottom: 0; }
.topic-articles { padding-top: 0; }
.topic-faq-section { padding-top: 80px; }
.faq-answer { max-width: 830px; margin: -4px 0 28px; }
.faq-list .faq-answer p { margin: 0 0 14px; }
.faq-list .faq-answer p:last-child { margin-bottom: 0; }
.topic-sources-section { padding-block: 100px; color: var(--white); background: var(--ink); }
.topic-sources-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 9vw; align-items: start; }
.topic-sources-grid h2 { margin: 0; font-size: clamp(44px, 5.4vw, 76px); font-weight: 640; line-height: .94; letter-spacing: -.065em; }
.topic-sources-grid h2 em { color: var(--acid); }
.topic-sources-grid ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.2); }
.topic-sources-grid li { border-bottom: 1px solid rgba(255,255,255,.2); }
.topic-sources-grid a { display: grid; grid-template-columns: 115px 1fr auto; gap: 20px; align-items: center; padding: 22px 2px; }
.topic-sources-grid a span { color: var(--acid); font-size: 8px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.topic-sources-grid a strong { font-family: var(--serif); font-size: 17px; font-weight: 400; line-height: 1.35; }
.topic-sources-grid a i { color: var(--pink); font-style: normal; transition: transform .2s; }
.topic-sources-grid a:hover i { transform: translate(3px, -3px); }

/* Product phone */
.coming-hero { min-height: 790px; padding-block: 80px 100px; color: var(--white); background: var(--ink); overflow: hidden; }
.coming-grid { display: grid; grid-template-columns: 1fr .7fr; gap: 8vw; align-items: center; }
.coming-badge { display: inline-flex; margin-bottom: 25px; padding: 8px 12px; color: var(--ink); background: var(--acid); border-radius: 99px; font-size: 9px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.coming-copy h1 { margin-bottom: 32px; font-size: clamp(65px, 7.7vw, 112px); font-weight: 620; line-height: .86; letter-spacing: -.075em; }
.coming-copy h1 em { color: var(--pink); }
.coming-copy > p { max-width: 600px; margin-bottom: 35px; color: rgba(255,255,255,.62); font-size: 17px; line-height: 1.65; }
.coming-phone { position: relative; width: min(400px, 100%); min-height: 650px; justify-self: center; padding: 20px; color: var(--ink); background: var(--paper); border: 8px solid #0a080e; border-radius: 48px; box-shadow: 0 45px 100px rgba(0,0,0,.4), 0 0 0 1px rgba(255,255,255,.18); transform: rotate(4deg); }
.coming-phone::before, .coming-phone::after { content: ""; position: absolute; z-index: -1; border-radius: 50%; }
.coming-phone::before { top: -100px; left: -130px; width: 220px; height: 220px; border: 1px solid var(--violet); box-shadow: 0 0 0 40px rgba(133,103,246,.1), 0 0 0 80px rgba(133,103,246,.05); }
.coming-phone::after { right: -80px; bottom: -55px; width: 130px; height: 130px; background: var(--acid); }
.phone-top { display: flex; align-items: center; justify-content: space-between; padding: 0 6px 18px; font-size: 9px; font-weight: 750; }
.phone-top i { width: 90px; height: 22px; background: #0a080e; border-radius: 0 0 14px 14px; }
.phone-brand { display: flex; align-items: center; gap: 12px; padding: 12px 5px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.phone-brand strong, .phone-brand small { display: block; }
.phone-brand strong { font-size: 11px; }
.phone-brand small { color: #7e7782; font-size: 8px; }
.phone-day { margin: 22px 0; color: #8a838f; font-size: 8px; text-align: center; text-transform: uppercase; }
.bubble { max-width: 84%; margin-bottom: 12px; padding: 14px; border-radius: 17px; font-size: 11px; line-height: 1.5; }
.bubble-in { background: #e9e5dd; border-radius: 17px 17px 17px 3px; }
.bubble-out { margin-left: auto; color: var(--white); background: var(--violet); border-radius: 17px 17px 3px 17px; }
.phone-choices { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.phone-choices span { padding: 8px 10px; border: 1px solid var(--violet); border-radius: 99px; color: #574497; font-size: 8px; }
.phone-input { position: absolute; right: 18px; bottom: 18px; left: 18px; display: flex; align-items: center; justify-content: space-between; padding: 9px 9px 9px 15px; color: #8d8790; background: var(--white); border: 1px solid var(--line); border-radius: 99px; font-size: 9px; }
.phone-input i { display: grid; width: 34px; height: 34px; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; font-size: 18px; font-style: normal; }
.concept-section { padding-bottom: 160px; }
.principle-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.principle-grid article { min-height: 300px; display: flex; flex-direction: column; padding: 28px; background: var(--white); border: 1px solid var(--line); border-radius: 20px; }
.principle-grid article > span { margin-bottom: auto; color: var(--violet); font-family: var(--serif); font-size: 15px; font-style: italic; }
.principle-grid h3 { margin: 70px 0 12px; font-size: 23px; line-height: 1.05; letter-spacing: -.04em; }
.principle-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.55; }

/* AI psychologist product page */
.ai-hero { position: relative; min-height: 870px; display: flex; align-items: center; padding-block: 72px 95px; color: var(--white); background: var(--ink); overflow: hidden; }
.ai-hero::before { content: ""; position: absolute; top: -280px; right: -160px; width: 760px; height: 760px; border: 1px solid rgba(133,103,246,.38); border-radius: 50%; box-shadow: 0 0 0 80px rgba(133,103,246,.05), 0 0 0 160px rgba(133,103,246,.025); }
.ai-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(410px, .72fr); gap: clamp(45px, 7vw, 120px); align-items: center; }
.ai-hero-copy .breadcrumbs { margin-bottom: 44px; }
.ai-product-pill { display: inline-flex; margin-bottom: 25px; padding: 8px 12px; color: var(--ink); background: var(--acid); border-radius: 99px; font-size: 9px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.ai-hero h1 { max-width: 850px; margin-bottom: 30px; font-size: clamp(66px, 7.4vw, 112px); font-weight: 620; line-height: .85; letter-spacing: -.078em; }
.ai-hero h1 em { color: var(--pink); }
.ai-hero-copy > p { max-width: 650px; margin-bottom: 33px; color: rgba(255,255,255,.68); font-size: 18px; line-height: 1.62; }
.ai-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.ai-hero-facts { display: flex; gap: 0; margin: 42px 0 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.17); }
.ai-hero-facts li { min-width: 155px; display: flex; align-items: center; gap: 10px; padding: 18px 22px 0 0; color: rgba(255,255,255,.64); font-size: 10px; font-weight: 700; letter-spacing: .03em; }
.ai-hero-facts li + li { padding-left: 22px; border-left: 1px solid rgba(255,255,255,.17); }
.ai-hero-facts span { color: var(--acid); font-family: var(--serif); font-size: 13px; font-style: italic; }
.ai-phone-wrap { position: relative; min-height: 720px; display: grid; place-items: center; }
.ai-phone { z-index: 2; margin: 0; transform: rotate(2.5deg); }
.ai-phone::before, .ai-phone::after { display: none; }
.ai-orbit { position: absolute; inset: 12% 3%; border: 1px solid rgba(255,255,255,.16); border-radius: 50%; transform: rotate(-20deg); }
.ai-orbit-two { inset: 20% -10%; border-color: rgba(218,250,101,.3); transform: rotate(38deg); }
.ai-float-tag { position: absolute; z-index: 3; padding: 10px 14px; color: var(--ink); border: 1px solid rgba(26,22,34,.6); border-radius: 99px; box-shadow: 0 15px 35px rgba(0,0,0,.22); font-size: 9px; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; }
.ai-float-method { top: 15%; left: -3%; background: var(--pink); transform: rotate(-9deg); }
.ai-float-tone { top: 39%; right: -8%; background: var(--sky); transform: rotate(7deg); }
.ai-float-humor { right: 2%; bottom: 13%; background: var(--acid); transform: rotate(-5deg); }

.ai-choice-strip { padding-block: 24px; background: var(--acid); overflow: hidden; }
.ai-choice-strip .shell { display: flex; align-items: center; justify-content: space-between; gap: 22px; white-space: nowrap; }
.ai-choice-strip span { font-size: 9px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.ai-choice-strip strong { font-size: clamp(17px, 1.8vw, 27px); letter-spacing: -.035em; }
.ai-choice-strip i { font-family: var(--serif); font-size: 12px; font-style: normal; }

.ai-settings-section { padding-bottom: 155px; }
.persona-lab { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); background: var(--white); border: 1px solid var(--line); border-radius: 30px; overflow: hidden; box-shadow: 0 25px 70px rgba(26,22,34,.06); }
.persona-controls { padding: clamp(30px, 4vw, 58px); color: var(--white); background: var(--violet); }
.persona-controls-top { margin-bottom: 36px; padding-bottom: 26px; border-bottom: 1px solid rgba(255,255,255,.22); }
.persona-controls-top span, .persona-controls-top strong { display: block; }
.persona-controls-top span { margin-bottom: 8px; color: rgba(255,255,255,.63); font-size: 9px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.persona-controls-top strong { font-family: var(--serif); font-size: clamp(28px, 3vw, 44px); font-style: italic; font-weight: 400; letter-spacing: -.04em; }
.persona-control-group { margin-bottom: 28px; }
.persona-control-group > span, .persona-range span { font-size: 10px; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; }
.method-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-top: 12px; }
.method-options button, .persona-options button { min-height: 42px; padding: 8px; color: rgba(255,255,255,.68); background: transparent; border: 1px solid rgba(255,255,255,.27); border-radius: 99px; font-size: 9px; font-weight: 750; cursor: pointer; transition: color .2s, background .2s, border-color .2s, transform .2s; }
.method-options button:hover, .persona-options button:hover { color: var(--white); border-color: rgba(255,255,255,.65); transform: translateY(-1px); }
.method-options button.is-active, .persona-options button.is-active { color: var(--ink); background: var(--acid); border-color: var(--acid); }
.constructor-method-summary { margin: -8px 0 30px; padding: 16px 18px; background: rgba(26,22,34,.2); border: 1px solid rgba(255,255,255,.13); border-radius: 15px; }
.constructor-method-summary small { display: block; margin-bottom: 6px; color: var(--acid); font-size: 8px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.constructor-method-summary p { margin: 0; color: rgba(255,255,255,.66); font-size: 11px; line-height: 1.45; }
.persona-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-top: 12px; }
.persona-range { display: block; margin-bottom: 22px; }
.persona-range .range-label { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.persona-range output { font-family: var(--serif); font-size: 13px; font-style: italic; font-weight: 400; }
.persona-range input { width: 100%; height: 18px; margin: 0; appearance: none; background: transparent; cursor: pointer; }
.persona-range input::-webkit-slider-runnable-track { height: 5px; background: linear-gradient(90deg, var(--acid) var(--range-value, 50%), rgba(255,255,255,.2) var(--range-value, 50%)); border-radius: 99px; }
.persona-range input::-moz-range-track { height: 5px; background: rgba(255,255,255,.2); border-radius: 99px; }
.persona-range input::-moz-range-progress { height: 5px; background: var(--acid); border-radius: 99px; }
.persona-range input::-webkit-slider-thumb { width: 17px; height: 17px; margin-top: -6px; appearance: none; background: var(--white); border: 3px solid var(--ink); border-radius: 50%; }
.persona-range input::-moz-range-thumb { width: 12px; height: 12px; background: var(--white); border: 3px solid var(--ink); border-radius: 50%; }
.persona-humor { margin-top: 34px; }
.persona-controls .button { width: 100%; margin-top: 8px; }
.persona-explainer { padding: clamp(36px, 5vw, 72px); }
.constructor-method-heading { display: flex; align-items: center; gap: 14px; }
.constructor-method-heading small { color: var(--violet); font-size: 9px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.persona-explainer h3 { max-width: 700px; margin: 18px 0 24px; font-size: clamp(37px, 4.2vw, 62px); font-weight: 640; line-height: .97; letter-spacing: -.06em; }
.persona-explainer > p { max-width: 700px; color: var(--muted); font-size: 17px; line-height: 1.7; }
.method-example-card { margin-top: 32px; padding: clamp(23px, 3vw, 34px); background: var(--ink); border-radius: 20px; color: var(--white); }
.method-example-card > small, .method-example-card > span { display: block; color: rgba(255,255,255,.5); font-size: 8px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.method-example-card blockquote { margin: 18px 0 28px; color: var(--acid); font-family: var(--serif); font-size: clamp(20px, 2.2vw, 30px); font-style: italic; line-height: 1.3; }
.method-example-card p { margin: 8px 0 0; color: rgba(255,255,255,.72); font-size: 12px; line-height: 1.5; }
.persona-quotes { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-block: 34px; }
.persona-quotes blockquote { min-height: 190px; margin: 0; padding: 24px; background: var(--paper); border: 1px solid var(--line); border-radius: 18px; font-family: var(--serif); font-size: 16px; font-style: italic; line-height: 1.55; }
.persona-quotes blockquote:last-child { background: var(--acid); }
.persona-quotes small { display: block; margin-bottom: 25px; font-family: var(--sans); font-size: 8px; font-style: normal; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.persona-explainer .persona-note { display: grid; grid-template-columns: 30px 1fr; gap: 12px; align-items: center; margin: 0; padding-top: 22px; border-top: 1px solid var(--line); font-size: 12px; line-height: 1.5; }
.persona-note i { display: grid; width: 30px; height: 30px; place-items: center; color: var(--white); background: var(--ink); border-radius: 50%; font-family: var(--serif); font-style: italic; }

.ai-methods-section { color: var(--white); background: var(--ink); }
.ai-methods-section .split-heading > p { color: rgba(255,255,255,.62); }
.ai-method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.ai-method-card { min-height: 370px; display: flex; flex-direction: column; padding: 30px; color: var(--ink); border: 1px solid rgba(255,255,255,.22); border-radius: 23px; }
.ai-method-card > span { font-size: 9px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.ai-method-card h3 { max-width: 330px; margin: auto 0 18px; font-size: clamp(29px, 2.8vw, 42px); font-weight: 640; line-height: .96; letter-spacing: -.055em; }
.ai-method-card p { margin-bottom: 30px; color: rgba(26,22,34,.68); font-size: 13px; line-height: 1.58; }
.ai-method-card small { padding-top: 15px; border-top: 1px solid rgba(26,22,34,.18); font-size: 9px; font-weight: 750; line-height: 1.35; text-transform: uppercase; }
.method-kpt { background: var(--acid); }
.method-act { background: var(--pink); }
.method-dbt { background: var(--sky); }
.method-schema { background: var(--sand); }
.method-solution { background: var(--mint); }
.method-support { background: var(--white); }
.method-source-note { max-width: 930px; margin: 30px 0 0; color: rgba(255,255,255,.48); font-size: 10px; line-height: 1.6; }
.method-source-note a { color: var(--white); text-decoration: underline; text-underline-offset: 3px; }
.home-method-grid .ai-method-card { min-height: 430px; }
.home-method-grid .ai-method-card h3 { margin-top: 75px; }
.home-method-grid .ai-method-card p { margin-bottom: 22px; }
.home-method-grid blockquote { min-height: 82px; margin: auto 0 0; padding-top: 20px; border-top: 1px solid rgba(26,22,34,.18); font-family: var(--serif); font-size: 15px; font-style: italic; line-height: 1.45; }
.home-methods-footer { display: flex; align-items: center; justify-content: space-between; gap: 30px; margin-top: 34px; }
.home-methods-footer p { max-width: 680px; margin: 0; color: rgba(255,255,255,.58); font-size: 12px; line-height: 1.55; }
.home-product-flow { background: var(--violet); }
.home-library-section { padding-top: 125px; }

.ai-difference-section { padding-bottom: 155px; }
.difference-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.difference-card { min-height: 430px; padding: clamp(28px, 4vw, 55px); background: var(--white); border: 1px solid var(--line); border-radius: 25px; }
.difference-card > span { font-size: 9px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.difference-main { color: var(--white); background: var(--violet); }
.difference-main h3 { max-width: 680px; margin: 120px 0 25px; font-size: clamp(37px, 4.1vw, 61px); font-weight: 620; line-height: .98; letter-spacing: -.06em; }
.difference-main p { max-width: 650px; margin: 0; color: rgba(255,255,255,.68); line-height: 1.65; }
.difference-links { margin-top: 58px; border-top: 1px solid var(--line); }
.difference-links a { position: relative; display: block; padding: 22px 45px 22px 0; border-bottom: 1px solid var(--line); transition: padding .2s; }
.difference-links a:hover { padding-left: 8px; }
.difference-links small, .difference-links strong { display: block; }
.difference-links small { margin-bottom: 6px; color: var(--violet); font-size: 8px; font-weight: 800; text-transform: uppercase; }
.difference-links strong { max-width: 440px; font-size: 18px; line-height: 1.25; }
.difference-links i { position: absolute; top: 50%; right: 4px; font-size: 18px; font-style: normal; transform: translateY(-50%); }

.ai-route-section { padding-block: 130px; color: var(--white); background: var(--violet); }
.ai-route-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 9vw; align-items: start; }
.ai-route-copy { position: sticky; top: 120px; }
.ai-route-copy h2 { margin-bottom: 28px; font-size: clamp(50px, 5.6vw, 82px); font-weight: 640; line-height: .94; letter-spacing: -.07em; }
.ai-route-copy h2 em { color: var(--acid); }
.ai-route-copy p { max-width: 470px; margin-bottom: 32px; color: rgba(255,255,255,.68); line-height: 1.65; }
.ai-route-steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.25); }
.ai-route-steps li { min-height: 205px; display: grid; grid-template-columns: 82px 1fr; gap: 25px; align-items: center; border-bottom: 1px solid rgba(255,255,255,.25); }
.ai-route-steps > li > span { color: var(--acid); font-family: var(--serif); font-size: 30px; font-style: italic; }
.ai-route-steps h3 { margin-bottom: 10px; font-size: clamp(28px, 3vw, 42px); font-weight: 630; line-height: 1; letter-spacing: -.05em; }
.ai-route-steps p { max-width: 620px; margin: 0; color: rgba(255,255,255,.65); font-size: 14px; line-height: 1.55; }

.ai-use-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px; }
.ai-use-grid article { min-height: 300px; display: flex; flex-direction: column; padding: 30px; background: var(--white); border: 1px solid var(--line); border-radius: 22px; }
.ai-use-grid article:nth-child(1) { background: var(--pink); }
.ai-use-grid article:nth-child(4) { background: var(--acid); }
.ai-use-grid span { color: var(--violet); font-family: var(--serif); font-size: 14px; font-style: italic; }
.ai-use-grid h3 { margin: auto 0 15px; font-size: clamp(29px, 3vw, 44px); font-weight: 640; line-height: .98; letter-spacing: -.055em; }
.ai-use-grid p { max-width: 570px; margin: 0; color: rgba(26,22,34,.64); font-size: 13px; line-height: 1.55; }

.ai-boundaries-section { padding-top: 20px; }
.ai-boundaries-card { display: grid; grid-template-columns: .9fr 1.1fr; gap: 6vw; padding: clamp(38px, 6vw, 88px); color: var(--white); background: var(--ink); border-radius: 32px; }
.ai-boundaries-title h2 { font-size: clamp(48px, 5.4vw, 78px); font-weight: 640; line-height: .96; letter-spacing: -.065em; }
.ai-boundaries-title h2 em { color: var(--coral); }
.ai-can-cannot { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ai-can-cannot > div { padding: 25px; color: var(--ink); background: var(--white); border-radius: 18px; }
.ai-can-cannot > div:last-child { background: var(--coral); }
.ai-can-cannot span { font-size: 9px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.ai-can-cannot ul { margin: 28px 0 0; padding: 0; list-style: none; }
.ai-can-cannot li { position: relative; padding: 12px 0 12px 20px; border-top: 1px solid rgba(26,22,34,.15); font-size: 12px; line-height: 1.4; }
.ai-can-cannot li::before { content: "·"; position: absolute; left: 3px; }
.ai-emergency-note { grid-column: 1 / -1; display: grid; grid-template-columns: .65fr 1.2fr auto; gap: 30px; align-items: center; margin-top: 5px; padding-top: 30px; border-top: 1px solid rgba(255,255,255,.2); }
.ai-emergency-note strong { font-size: 13px; line-height: 1.4; }
.ai-emergency-note span { color: rgba(255,255,255,.62); font-size: 12px; line-height: 1.5; }
.ai-emergency-note span a { color: var(--acid); font-weight: 800; }
.ai-emergency-note > a { color: var(--white); font-size: 11px; font-weight: 750; white-space: nowrap; }

.ai-faq-section, .home-faq-section { padding-top: 70px; }
.ai-faq-section .split-heading > p a, .home-faq-section .split-heading > p a { display: inline; }
.faq-list { max-width: 1080px; margin-left: auto; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: grid; grid-template-columns: 1fr 40px; gap: 25px; align-items: center; padding: 27px 0; cursor: pointer; list-style: none; font-size: clamp(20px, 2.2vw, 30px); font-weight: 640; line-height: 1.15; letter-spacing: -.035em; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary i { display: grid; width: 38px; height: 38px; place-items: center; background: var(--white); border: 1px solid var(--line); border-radius: 50%; font-style: normal; font-weight: 400; transition: transform .2s, background .2s; }
.faq-list details[open] summary i { background: var(--acid); transform: rotate(45deg); }
.faq-list details p { max-width: 830px; margin: -4px 0 28px; color: var(--muted); font-size: 16px; line-height: 1.7; }
.faq-list details p a { color: var(--violet); font-weight: 700; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.ai-final-cta .final-cta-inner { background: var(--acid); }
.ai-final-cta .final-cta h2 em, .ai-final-cta h2 em { color: var(--violet); }

/* Legal documents */
.legal-hero {
  min-height: 540px;
  padding-block: 78px 95px;
  color: var(--white);
  background:
    radial-gradient(circle at 82% 20%, rgba(133,103,246,.28), transparent 27%),
    linear-gradient(145deg, #201a2b, #17131e 72%);
  border-radius: 0 0 34px 34px;
}
.legal-hero .breadcrumbs { margin-bottom: 58px; }
.legal-hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(360px, .65fr); gap: 8vw; align-items: end; }
.legal-hero h1 { max-width: 940px; margin: 0; overflow-wrap: break-word; hyphens: auto; font-size: clamp(61px, 7vw, 104px); font-weight: 620; line-height: .88; letter-spacing: -.075em; }
.legal-page-privacy .legal-hero h1 { font-size: clamp(56px, 5.2vw, 76px); }
.legal-page-personal_data .legal-hero h1 { hyphens: none; font-size: clamp(54px, 5vw, 72px); }
.legal-hero-grid > div > p { max-width: 570px; margin-bottom: 34px; color: rgba(255,255,255,.68); font-size: 17px; line-height: 1.65; }
.legal-version { display: flex; gap: 42px; margin: 0; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.16); }
.legal-version div { display: grid; gap: 5px; }
.legal-version dt { color: rgba(255,255,255,.4); font-size: 8px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.legal-version dd { margin: 0; font-family: var(--serif); font-size: 17px; font-style: italic; }
.legal-document-section { padding-top: 90px; }
.legal-completion-alert { display: grid; grid-template-columns: 180px 1fr; gap: 30px; margin-bottom: 58px; padding: 28px 32px; background: var(--acid); border: 1px solid rgba(26,22,34,.12); border-radius: 20px; }
.legal-completion-alert > span { font-size: 9px; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.legal-completion-alert strong { display: block; margin-bottom: 7px; font-size: 18px; }
.legal-completion-alert p { margin: 0; color: rgba(26,22,34,.67); font-size: 13px; line-height: 1.55; }
.legal-completion-alert code { padding: 2px 6px; background: rgba(26,22,34,.1); border-radius: 5px; font-family: inherit; font-weight: 750; }
.legal-layout { display: grid; grid-template-columns: 310px minmax(0, 850px); justify-content: space-between; gap: 8vw; align-items: start; }
.legal-aside { position: sticky; top: 105px; display: grid; gap: 14px; }
.legal-operator-card { padding: 26px; background: var(--white); border: 1px solid var(--line); border-radius: 22px; }
.legal-page-contacts .legal-operator-card { background: var(--acid); }
.legal-operator-card > small, .legal-toc > small { display: block; margin-bottom: 19px; color: var(--violet); font-size: 8px; font-weight: 850; letter-spacing: .11em; text-transform: uppercase; }
.legal-operator-card > strong { display: block; margin-bottom: 27px; font-size: 22px; line-height: 1.08; letter-spacing: -.035em; }
.legal-operator-card dl { margin: 0; }
.legal-operator-card dl > div { padding: 13px 0; border-top: 1px solid rgba(26,22,34,.13); }
.legal-operator-card dt { margin-bottom: 4px; color: rgba(26,22,34,.48); font-size: 8px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.legal-operator-card dd { margin: 0; font-size: 12px; line-height: 1.45; overflow-wrap: anywhere; }
.legal-operator-card a { text-decoration: underline; text-underline-offset: 3px; }
.legal-toc { max-height: calc(100vh - 150px); padding: 24px 26px; overflow-y: auto; background: #eeebe4; border-radius: 22px; }
.legal-toc a { display: block; padding: 10px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; line-height: 1.35; }
.legal-toc a:hover { color: var(--violet); }
.legal-prose > section { scroll-margin-top: 105px; padding: 0 0 70px; margin-bottom: 70px; border-bottom: 1px solid var(--line); }
.legal-prose > section > span { display: block; margin-bottom: 18px; color: var(--violet); font-family: var(--serif); font-size: 14px; font-style: italic; }
.legal-prose h2 { max-width: 760px; margin-bottom: 28px; font-size: clamp(35px, 4vw, 54px); font-weight: 640; line-height: .98; letter-spacing: -.055em; }
.legal-prose section > div > p { margin-bottom: 20px; color: #49434f; font-size: 17px; line-height: 1.78; }
.legal-prose section > div > p:last-child { margin-bottom: 0; }
.legal-prose .legal-infrastructure { padding: 42px; color: var(--white); background: var(--ink); border: 0; border-radius: 24px; }
.legal-infrastructure > span { color: var(--acid) !important; font-family: var(--sans) !important; font-size: 8px !important; font-style: normal !important; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.legal-infrastructure h2 { font-size: clamp(34px, 4vw, 51px); }
.legal-infrastructure dl { margin: 38px 0 0; }
.legal-infrastructure dl > div { display: grid; grid-template-columns: 220px 1fr; gap: 30px; padding: 19px 0; border-top: 1px solid rgba(255,255,255,.16); }
.legal-infrastructure dt { color: rgba(255,255,255,.48); font-size: 9px; font-weight: 800; line-height: 1.45; text-transform: uppercase; }
.legal-infrastructure dd { margin: 0; color: rgba(255,255,255,.78); font-size: 13px; line-height: 1.55; }
.legal-links-section { padding-block: 105px; color: var(--white); background: var(--violet); }
.legal-links-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 9vw; align-items: start; }
.legal-links-grid h2 { margin: 0; font-size: clamp(44px, 5vw, 72px); font-weight: 640; line-height: .95; letter-spacing: -.065em; }
.legal-links-grid h2 em { color: var(--acid); }
.legal-link-list { border-top: 1px solid rgba(255,255,255,.3); }
.legal-link-list a { display: grid; grid-template-columns: 1fr auto; gap: 25px; align-items: center; padding: 24px 4px; border-bottom: 1px solid rgba(255,255,255,.3); font-size: clamp(18px, 2.2vw, 27px); font-weight: 620; letter-spacing: -.03em; }
.legal-link-list i { color: var(--acid); font-style: normal; transition: transform .2s; }
.legal-link-list a:hover i { transform: translate(4px, -4px); }

/* Emergency and 404 */
.help-page { padding-block: 85px 110px; color: var(--white); background: var(--ink); }
.help-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 8vw; align-items: start; }
.help-intro { position: sticky; top: 120px; }
.help-intro h1 { margin-bottom: 32px; font-size: clamp(59px, 6.6vw, 95px); font-weight: 620; line-height: .9; letter-spacing: -.07em; }
.help-intro h1 em { color: var(--coral); }
.help-intro p { max-width: 580px; margin: 0; color: rgba(255,255,255,.62); font-size: 16px; line-height: 1.65; }
.help-cards { display: flex; flex-direction: column; gap: 14px; }
.help-card { position: relative; min-height: 230px; display: flex; flex-direction: column; padding: 30px; color: var(--ink); background: var(--paper); border: 1px solid rgba(255,255,255,.22); border-radius: 23px; transition: transform .2s, background .2s; }
.help-card:hover { transform: translateX(6px); background: var(--white); }
.help-card-main { background: var(--coral); }
.help-card > span { font-size: 9px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.help-card strong { margin: auto 0 12px; font-family: var(--serif); font-size: clamp(35px, 4vw, 59px); font-style: italic; font-weight: 400; line-height: 1; }
.help-card p { max-width: 520px; margin: 0; color: rgba(26,22,34,.62); font-size: 12px; line-height: 1.45; }
.help-card i { position: absolute; right: 28px; bottom: 28px; font-size: 10px; font-style: normal; font-weight: 750; text-transform: uppercase; }
.help-next { display: grid; grid-template-columns: 1fr 1.2fr; gap: 8vw; }
.help-next h2 { font-size: clamp(43px, 5vw, 70px); line-height: .95; letter-spacing: -.06em; }
.help-next ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.help-next li { display: grid; grid-template-columns: 40px 1fr; gap: 20px; padding: 25px 0; border-bottom: 1px solid var(--line); }
.help-next li span { display: grid; width: 32px; height: 32px; place-items: center; background: var(--acid); border-radius: 50%; font-family: var(--serif); font-style: italic; }
.help-next li p { margin: 0; color: var(--muted); line-height: 1.6; }
.error-page { background: var(--ink); }
.error-page .site-footer { border-top: 1px solid rgba(255,255,255,.1); }
.not-found {
  position: relative;
  min-height: calc(100svh - 86px);
  color: var(--white);
  background:
    radial-gradient(circle at 78% 38%, rgba(133,103,246,.25), transparent 29%),
    radial-gradient(circle at 10% 96%, rgba(255,182,226,.1), transparent 28%),
    linear-gradient(145deg, #201a2b, #17131e 70%);
  overflow: hidden;
}
.not-found-grid { min-height: calc(100svh - 86px); display: grid; grid-template-columns: minmax(390px, .86fr) minmax(520px, 1.14fr); gap: 5vw; align-items: center; padding-block: 72px; }
.not-found-copy { position: relative; z-index: 3; }
.not-found-number { display: inline-block; margin-bottom: 24px; color: var(--acid); font-family: var(--serif); font-size: 15px; font-style: italic; }
.not-found h1 { margin-bottom: 30px; font-size: clamp(68px, 7.2vw, 108px); font-weight: 650; line-height: .82; letter-spacing: -.075em; }
.not-found h1 em { color: var(--pink); }
.not-found-copy > p { max-width: 570px; margin-bottom: 32px; color: rgba(255,255,255,.62); font-size: 16px; line-height: 1.65; }
.not-found-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.not-found-links { max-width: 560px; margin-top: 58px; border-top: 1px solid rgba(255,255,255,.16); }
.not-found-links a { display: grid; grid-template-columns: 36px 1fr auto; gap: 15px; align-items: center; padding: 17px 2px; color: rgba(255,255,255,.76); border-bottom: 1px solid rgba(255,255,255,.16); font-size: 12px; font-weight: 700; }
.not-found-links a span { color: rgba(255,255,255,.32); font-family: var(--serif); font-size: 11px; font-style: italic; }
.not-found-links a i { color: var(--acid); font-size: 18px; font-style: normal; transition: transform .2s; }
.not-found-links a:hover { color: var(--white); }
.not-found-links a:hover i { transform: translateX(4px); }
.not-found-art { position: relative; min-height: 640px; border: 1px solid rgba(255,255,255,.12); border-radius: 50% 50% 28px 28px; background: rgba(255,255,255,.025); overflow: hidden; }
.error-grid-lines { position: absolute; inset: 0; opacity: .45; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 54px 54px; mask-image: linear-gradient(to bottom, #000, transparent 92%); }
.error-code { position: absolute; top: 50%; z-index: 1; color: rgba(255,255,255,.075); font-size: clamp(180px, 18vw, 305px); font-weight: 850; line-height: 1; letter-spacing: -.1em; transform: translateY(-55%); }
.error-four-left { left: 3%; }
.error-zero { left: 50%; color: rgba(133,103,246,.22); transform: translate(-50%, -55%); }
.error-four-right { right: 5%; }
.error-orbit { position: absolute; z-index: 2; top: 50%; left: 50%; border: 1px solid rgba(255,255,255,.27); border-radius: 50%; transform: translate(-50%, -50%) rotate(24deg); }
.error-orbit-one { width: 405px; height: 240px; }
.error-orbit-two { width: 245px; height: 445px; border-color: rgba(218,250,101,.38); transform: translate(-50%, -50%) rotate(58deg); }
.error-core { position: absolute; z-index: 4; top: 50%; left: 50%; width: 142px; height: 142px; display: grid; place-items: center; background: var(--pink); border: 12px solid rgba(255,255,255,.11); border-radius: 50%; box-shadow: 0 0 0 20px rgba(133,103,246,.13), 0 30px 80px rgba(0,0,0,.25); transform: translate(-50%, -50%); }
.error-core i { position: absolute; top: 9px; right: 12px; width: 24px; height: 24px; background: var(--acid); border-radius: 50%; }
.error-core strong { color: var(--ink); font-family: var(--serif); font-size: 76px; font-style: italic; font-weight: 400; line-height: 1; }
.not-found-art > p { position: absolute; z-index: 5; right: 29px; bottom: 25px; margin: 0; color: rgba(255,255,255,.66); font-size: 10px; font-weight: 750; line-height: 1.45; letter-spacing: .08em; text-align: right; text-transform: uppercase; }

/* Responsive */
@media (max-width: 1180px) {
  :root { --shell: min(100% - 40px, 1100px); }
  .primary-nav { gap: 3px; font-size: 12px; }
  .primary-nav > a { padding-inline: 11px; }
  .hero { grid-template-columns: .95fr 1.05fr; padding: 64px 52px; }
  .hero h1 { font-size: clamp(55px, 6.8vw, 80px); }
  .home-product-hero h1 { font-size: clamp(53px, 6.2vw, 74px); }
  .mind-stage { min-height: 500px; }
  .mind-core { width: 170px; height: 170px; }
  .topic-card { grid-column: span 4; }
  .topic-1, .topic-6 { grid-column: span 4; }
  .topic-1 h3, .topic-6 h3 { font-size: 30px; }
  .numbers-grid { grid-template-columns: 1.6fr repeat(3, 1fr); }
  .future-section { gap: 35px; padding-inline: 55px; }
  .chat-preview { left: 5%; }
  .article-layout { grid-template-columns: 180px minmax(0, 680px); }
  .article-related-techniques { position: static; grid-column: 2; display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .article-related-techniques > span { grid-column: 1 / -1; }
  .principle-grid { grid-template-columns: repeat(2, 1fr); }
  .ai-hero-grid { grid-template-columns: minmax(0, 1fr) minmax(380px, .72fr); gap: 35px; }
  .ai-hero h1 { font-size: clamp(64px, 7.5vw, 88px); }
  .ai-float-method { left: -1%; }
  .ai-float-tone { right: 0; }
  .ai-method-grid { grid-template-columns: repeat(2, 1fr); }
  .supervision-pipeline { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; }
  .pipeline-arrow { display: none; }
}

@media (max-width: 960px) {
  .primary-nav { position: fixed; top: 72px; right: 16px; left: 16px; display: none; flex-direction: column; align-items: stretch; padding: 18px; background: var(--white); border: 1px solid var(--line); border-radius: 20px; box-shadow: 0 30px 70px rgba(26,22,34,.18); }
  .primary-nav.is-open { display: flex; }
  .primary-nav > a { display: flex; justify-content: space-between; padding: 15px; }
  .primary-nav .nav-help { margin: 4px 0 0; justify-content: center; }
  .menu-toggle { display: block; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding: 64px 48px 90px; }
  .hero::after { display: none; }
  .hero-copy { padding-bottom: 35px; }
  .mind-stage { min-height: 550px; }
  .hero-bottom { right: 48px; left: 48px; }
  .split-heading { grid-template-columns: 1fr; gap: 28px; }
  .split-heading > p { max-width: 620px; }
  .numbers-grid { grid-template-columns: repeat(3, 1fr); }
  .number-lead { grid-column: 1 / -1; margin-bottom: 30px; }
  .technique-grid, .technique-grid-catalog { grid-template-columns: repeat(2, 1fr); }
  .flow-grid { grid-template-columns: 1fr; gap: 60px; }
  .article-card { grid-template-columns: 1fr; }
  .article-art { min-height: 270px; }
  .future-section { grid-template-columns: 1fr; padding: 80px 50px; }
  .channel-stack { width: min(620px, 100%); margin-inline: auto; }
  .safety-section { grid-template-columns: 150px 1fr; }
  .safety-symbol { width: 150px; height: 150px; }
  .safety-action { grid-column: 2; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1.2fr; }
  .footer-orbit { display: none; }
  .catalog-hero-grid { grid-template-columns: 1fr; gap: 35px; }
  .catalog-hero-grid > p { max-width: 620px; }
  .article-detail-grid { grid-template-columns: 1fr; }
  .article-hero-art { min-height: 420px; }
  .article-layout { grid-template-columns: minmax(0, 730px); }
  .article-aside { position: static; display: none; }
  .article-related-techniques { grid-column: auto; }
  .technique-detail-hero { grid-template-columns: 1fr 240px; }
  .technique-glyph { width: 240px; height: 240px; }
  .technique-layout { grid-template-columns: minmax(0, 720px); }
  .technique-sidebar { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
  .sidebar-note { grid-column: 1 / -1; }
  .topic-hero-grid { grid-template-columns: 1fr 250px; }
  .topic-depth-item { grid-template-columns: 180px minmax(0, 1fr); gap: 45px; }
  .topic-sources-grid { grid-template-columns: 1fr; gap: 50px; }
  .coming-grid, .help-grid { grid-template-columns: 1fr; }
  .coming-phone { margin-top: 50px; }
  .ai-hero { padding-block: 60px 105px; }
  .ai-hero-grid { grid-template-columns: 1fr; }
  .ai-hero-copy { max-width: 800px; }
  .ai-phone-wrap { width: min(620px, 100%); margin: 30px auto 0; }
  .ai-phone { margin-top: 0; }
  .ai-float-method { left: 7%; }
  .ai-float-tone { right: 5%; }
  .persona-lab { grid-template-columns: 1fr; }
  .persona-explainer { padding-block: 60px; }
  .home-methods-footer { align-items: flex-start; flex-direction: column; }
  .difference-grid { grid-template-columns: 1fr; }
  .difference-card { min-height: 390px; }
  .ai-route-grid { grid-template-columns: 1fr; gap: 65px; }
  .ai-route-copy { position: static; }
  .ai-boundaries-card { grid-template-columns: 1fr; }
  .ai-emergency-note { grid-template-columns: 1fr 1fr; }
  .ai-emergency-note > a { grid-column: 1 / -1; }
  .supervision-heading { grid-template-columns: 1fr; gap: 40px; }
  .supervision-lead { max-width: 720px; }
  .supervision-insights, .privacy-safety-grid { grid-template-columns: 1fr; }
  .supervision-thesis { min-height: 500px; }
  .supervision-limit { min-height: 0; }
  .supervision-limit > h3 { max-width: 680px; }
  .help-intro { position: static; }
  .help-next { grid-template-columns: 1fr; }
  .not-found-grid { grid-template-columns: 1fr; gap: 58px; padding-block: 80px; }
  .not-found-copy { max-width: 690px; }
  .not-found-art { width: min(680px, 100%); min-height: 520px; margin-inline: auto; }
  .error-code { font-size: clamp(180px, 30vw, 270px); }
  .legal-hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .legal-hero-grid > div > p { max-width: 720px; }
  .legal-layout { grid-template-columns: 260px minmax(0, 1fr); gap: 45px; }
}

@media (max-width: 680px) {
  :root { --shell: calc(100% - 28px); --radius: 20px; }
  .site-header, .site-header.is-scrolled { height: 68px; }
  .brand { font-size: 17px; }
  .brand-mark { width: 25px; height: 25px; }
  .primary-nav { top: 67px; }
  .section { padding-block: 88px; }
  .section-heading { margin-bottom: 38px; }
  .section-heading h2, .number-lead h2, .flow-intro h2, .safety-copy h2, .concept-section h2 { font-size: 42px; }
  .eyebrow { margin-bottom: 18px; }
  .hero { width: 100%; min-height: 840px; padding: 50px 22px 70px; border-radius: 0 0 26px 26px; }
  .hero h1 { font-size: 52px; }
  .home-product-hero h1 { font-size: 48px; }
  .hero-lead { font-size: 15px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .future-note { margin-top: 26px; }
  .mind-stage { min-height: 370px; }
  .mind-core { width: 127px; height: 127px; }
  .mind-core span { font-size: 7px; }
  .mind-core strong { font-size: 19px; }
  .feeling { padding: 9px 11px; gap: 7px; font-size: 10px; }
  .feeling span { width: 19px; height: 19px; font-size: 6px; }
  .feeling-one { top: 10%; left: 10%; }
  .feeling-two { top: 24%; right: 0; }
  .feeling-three { right: 4%; bottom: 12%; }
  .feeling-four { bottom: 8%; left: 5%; }
  .feeling-five { top: 42%; left: -4%; }
  .hero-bottom { right: 22px; bottom: 22px; left: 22px; }
  .hero-bottom span:last-child { display: none; }
  .topic-bento { grid-template-columns: 1fr; }
  .topic-card, .topic-1, .topic-6 { min-height: 270px; grid-column: auto; }
  .topic-card h3, .topic-1 h3, .topic-6 h3 { font-size: 30px; }
  .numbers-band { padding-block: 68px; }
  .numbers-grid { grid-template-columns: 1fr 1fr; gap: 34px 0; }
  .number-stat { min-height: 140px; padding-left: 18px; }
  .number-stat:last-child { grid-column: 1 / -1; border-top: 1px solid rgba(255,255,255,.2); border-left: 0; padding-top: 25px; }
  .number-stat strong { font-size: 65px; }
  .technique-grid, .technique-grid-catalog { grid-template-columns: 1fr; }
  .technique-card { min-height: 320px; }
  .section-footer { align-items: stretch; flex-direction: column; }
  .flow-section { padding-block: 85px; }
  .flow-steps li { min-height: 140px; grid-template-columns: 42px 1fr; }
  .flow-steps li > i { display: none; }
  .article-grid, .article-grid-catalog { grid-template-columns: 1fr; }
  .article-card { min-height: 0; }
  .article-art { min-height: 250px; }
  .article-card-body { min-height: 320px; padding: 24px; }
  .future-section { width: 100%; padding: 80px 22px; border-radius: 0; }
  .future-copy h2 { font-size: 47px; }
  .channel-stack { min-height: 540px; }
  .channel-card { width: 170px; height: 105px; padding: 15px; }
  .channel-card > span { font-size: 20px; }
  .channel-card strong { font-size: 10px; }
  .chat-preview { top: 17%; left: 50%; width: min(300px, 92%); height: 420px; transform: translateX(-50%) rotate(-3deg); }
  .channel-web { left: -8%; }
  .channel-max { right: -8%; }
  .safety-section { grid-template-columns: 1fr; }
  .safety-symbol { width: 130px; height: 130px; }
  .safety-symbol span { width: 70px; height: 70px; }
  .safety-action { grid-column: auto; }
  .final-cta { padding: 14px; }
  .final-cta-inner { min-height: 520px; padding: 60px 20px; }
  .final-cta h2 { font-size: 60px; }
  .final-cta-inner > div { width: 100%; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 55px 25px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-column p { font-size: 9px; }
  .footer-bottom { gap: 20px; }
  .catalog-hero { padding-block: 75px 60px; }
  .catalog-hero h1 { font-size: 56px; }
  .catalog-tools, .catalog-tools-wide { grid-template-columns: 1fr; }
  .catalog-tools .button { width: 100%; }
  .filter-chips { flex-wrap: nowrap; margin-right: -14px; padding-right: 14px; overflow-x: auto; scrollbar-width: none; }
  .filter-chips::-webkit-scrollbar { display: none; }
  .filter-chips a { flex: 0 0 auto; }
  .article-detail-header { padding-block: 45px 60px; }
  .article-detail h1 { font-size: 49px; }
  .article-detail h1, .technique-detail h1, .topic-hero h1 { overflow-wrap: anywhere; }
  .article-detail-lead { font-size: 16px; }
  .article-hero-art { min-height: 340px; }
  .reading-progress { top: 67px; }
  .article-layout { padding-block: 75px; }
  .article-body p, .prose-intro > p { font-size: 17px; }
  .article-related-techniques { grid-template-columns: 1fr; }
  .article-disclaimer { grid-template-columns: 1fr; gap: 10px; }
  .article-sources { margin-top: 65px; padding-top: 45px; }
  .article-sources li a { grid-template-columns: 1fr auto; gap: 8px 15px; }
  .article-sources li strong { grid-column: 1 / -1; }
  .technique-detail-header { padding-block: 38px 72px; }
  .technique-detail-hero { grid-template-columns: 1fr; }
  .technique-detail h1 { font-size: 56px; }
  .technique-glyph { width: 220px; height: 220px; margin: 20px auto 0; }
  .technique-facts { gap: 22px; }
  .technique-layout { padding-block: 75px; }
  .technique-sidebar { grid-template-columns: 1fr; }
  .sidebar-note { grid-column: auto; }
  .steps-section li { grid-template-columns: 42px 1fr; }
  .safety-box { grid-template-columns: 1fr; }
  .topic-hero { padding-block: 45px 75px; }
  .topic-hero-grid { grid-template-columns: 1fr; }
  .topic-hero h1 { font-size: 70px; }
  .topic-hero-symbol { width: 190px; height: 190px; }
  .topic-hero-symbol span { width: 100px; height: 100px; }
  .topic-intro { grid-template-columns: 1fr; padding-block: 75px; }
  .topic-depth-section { padding-bottom: 55px; }
  .topic-depth-item { grid-template-columns: 1fr; gap: 24px; padding-block: 48px; }
  .topic-depth-item h2 { font-size: 38px; }
  .topic-depth-item p { font-size: 16px; }
  .topic-faq-section { padding-top: 45px; }
  .topic-sources-section { padding-block: 78px; }
  .topic-sources-grid a { grid-template-columns: 1fr auto; gap: 8px 15px; }
  .topic-sources-grid a span { grid-column: 1 / -1; }
  .coming-hero { padding-block: 60px 85px; }
  .coming-copy h1 { font-size: 59px; }
  .coming-phone { min-height: 610px; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid article { min-height: 270px; }
  .ai-hero { padding-block: 38px 80px; }
  .ai-hero-copy .breadcrumbs { margin-bottom: 35px; }
  .ai-product-pill { margin-bottom: 20px; font-size: 8px; }
  .ai-hero h1 { font-size: 56px; }
  .ai-hero-copy > p { font-size: 15px; }
  .ai-hero-actions { align-items: stretch; flex-direction: column; }
  .ai-hero-actions .button { width: 100%; }
  .ai-hero-facts { display: grid; grid-template-columns: 1fr; }
  .ai-hero-facts li { min-width: 0; padding-block: 13px; }
  .ai-hero-facts li + li { padding-left: 0; border-top: 1px solid rgba(255,255,255,.13); border-left: 0; }
  .ai-phone-wrap { min-height: 610px; margin-top: 25px; }
  .ai-phone { width: min(330px, 92%); min-height: 580px; }
  .ai-float-method { top: 12%; left: -1%; }
  .ai-float-tone { top: 43%; right: -1%; }
  .ai-float-humor { right: 1%; bottom: 9%; }
  .ai-choice-strip .shell { width: max-content; padding-inline: 16px; animation: ticker 20s linear infinite; }
  .ai-choice-strip strong { font-size: 18px; }
  .ai-settings-section, .ai-difference-section { padding-bottom: 95px; }
  .persona-lab { border-radius: 20px; }
  .persona-controls { padding: 28px 20px; }
  .persona-options { gap: 5px; }
  .method-options { grid-template-columns: repeat(2, 1fr); gap: 5px; }
  .method-options button, .persona-options button { min-height: 40px; font-size: 8px; }
  .constructor-method-summary { margin-bottom: 26px; }
  .persona-explainer { padding: 42px 22px; }
  .persona-explainer h3 { font-size: 39px; }
  .persona-explainer > p { font-size: 15px; }
  .method-example-card { padding: 22px; }
  .method-example-card blockquote { font-size: 21px; }
  .persona-quotes { grid-template-columns: 1fr; }
  .persona-quotes blockquote { min-height: 160px; }
  .ai-method-grid { grid-template-columns: 1fr; }
  .ai-method-card { min-height: 330px; padding: 25px; }
  .ai-method-card h3 { font-size: 35px; }
  .home-method-grid .ai-method-card { min-height: 390px; }
  .home-method-grid .ai-method-card h3 { margin-top: 65px; }
  .home-methods-footer .button { width: 100%; }
  .difference-card { min-height: 350px; padding: 27px 22px; }
  .difference-main h3 { margin-top: 80px; font-size: 39px; }
  .difference-main p { font-size: 14px; }
  .ai-route-section { padding-block: 90px; }
  .ai-route-copy h2 { font-size: 49px; }
  .ai-route-steps li { min-height: 175px; grid-template-columns: 55px 1fr; gap: 12px; }
  .ai-route-steps h3 { font-size: 29px; }
  .ai-use-grid { grid-template-columns: 1fr; }
  .ai-use-grid article { min-height: 265px; padding: 24px; }
  .ai-boundaries-section { padding-top: 0; }
  .ai-boundaries-card { padding: 48px 22px; border-radius: 22px; }
  .ai-boundaries-title h2 { font-size: 46px; }
  .ai-can-cannot { grid-template-columns: 1fr; }
  .ai-emergency-note { grid-template-columns: 1fr; gap: 14px; }
  .ai-emergency-note > a { grid-column: auto; white-space: normal; }
  .supervision-section { margin: 0; border-radius: 0; }
  .supervision-section .shell { width: calc(100% - 28px); }
  .supervision-section::before { background-size: 48px 48px; }
  .supervision-section > .section { padding-block: 88px; }
  .supervision-heading { margin-bottom: 48px; }
  .supervision-heading h2 { font-size: 50px; line-height: .91; }
  .supervision-lead { padding: 23px 0 0; }
  .supervision-lead p { font-size: 15px; }
  .supervision-pipeline { grid-template-columns: 1fr; }
  .pipeline-card { min-height: 245px; padding: 22px; }
  .pipeline-chat, .pipeline-check { margin-top: 48px; }
  .pipeline-draft-lines { margin-top: 58px; }
  .supervision-insights { margin-top: 10px; }
  .supervision-thesis { min-height: 470px; padding: 34px 24px; }
  .supervision-thesis h3 { font-size: 43px; }
  .supervision-checks { grid-template-columns: 1fr; }
  .supervision-checks article { min-height: 220px; }
  .privacy-promise { min-height: 530px; padding: 34px 23px; }
  .privacy-promise h3 { font-size: 42px; }
  .privacy-promise > p { font-size: 14px; }
  .privacy-promise ul { align-items: stretch; flex-direction: column; }
  .privacy-promise li { text-align: center; }
  .supervision-limit { padding: 28px 22px; }
  .supervision-limit > h3 { margin-top: 45px; font-size: 35px; }
  .supervision-emergency { padding: 21px; }
  .supervision-references { margin-top: 24px; }
  .ai-faq-section, .home-faq-section { padding-top: 45px; }
  .faq-list summary { grid-template-columns: 1fr 34px; gap: 14px; padding-block: 22px; font-size: 20px; }
  .faq-list summary i { width: 34px; height: 34px; }
  .faq-list details p { font-size: 14px; }
  .not-found { min-height: calc(100svh - 68px); }
  .not-found-grid { min-height: calc(100svh - 68px); gap: 48px; padding-block: 58px; }
  .not-found h1 { margin-bottom: 24px; font-size: 58px; }
  .not-found-copy > p { font-size: 14px; }
  .not-found-actions { align-items: stretch; flex-direction: column; }
  .not-found-actions .button { width: 100%; }
  .not-found-links { margin-top: 44px; }
  .not-found-art { min-height: 370px; border-radius: 46% 46% 20px 20px; }
  .error-code { font-size: clamp(115px, 39vw, 168px); }
  .error-four-left { left: 1%; }
  .error-four-right { right: 4%; }
  .error-orbit-one { width: 285px; height: 160px; }
  .error-orbit-two { width: 170px; height: 310px; }
  .error-core { width: 102px; height: 102px; border-width: 9px; }
  .error-core strong { font-size: 55px; }
  .error-core i { top: 4px; right: 6px; width: 19px; height: 19px; }
  .not-found-art > p { right: 19px; bottom: 18px; font-size: 8px; }
  .help-page { padding-block: 60px 85px; }
  .help-intro h1 { font-size: 55px; }
  .help-card { min-height: 240px; }
  .help-card strong { font-size: 36px; }
  .help-card i { position: static; margin-top: 22px; }
  .legal-hero { min-height: 0; padding-block: 48px 72px; border-radius: 0 0 24px 24px; }
  .legal-hero .breadcrumbs { margin-bottom: 38px; }
  .legal-hero h1 { font-size: 52px; }
  .legal-page-privacy .legal-hero h1 { hyphens: none; font-size: 34px; line-height: .94; }
  .legal-page-personal_data .legal-hero h1 { hyphens: none; font-size: 42px; line-height: .94; }
  .legal-hero-grid { gap: 30px; }
  .legal-hero-grid > div > p { font-size: 15px; }
  .legal-version { justify-content: space-between; gap: 20px; }
  .legal-document-section { padding-top: 55px; }
  .legal-completion-alert { grid-template-columns: 1fr; gap: 14px; padding: 23px 21px; }
  .legal-layout { grid-template-columns: 1fr; gap: 55px; }
  .legal-aside { position: static; }
  .legal-toc { display: none; }
  .legal-operator-card { padding: 23px; }
  .legal-prose > section { padding-bottom: 50px; margin-bottom: 50px; }
  .legal-prose h2 { font-size: 37px; }
  .legal-prose section > div > p { font-size: 16px; line-height: 1.72; }
  .legal-prose .legal-infrastructure { padding: 30px 22px; }
  .legal-infrastructure dl > div { grid-template-columns: 1fr; gap: 8px; }
  .legal-links-section { padding-block: 78px; }
  .legal-links-grid { grid-template-columns: 1fr; gap: 52px; }
  .legal-links-grid h2 { font-size: 45px; }
  .legal-link-list a { font-size: 19px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}