:root {
  color-scheme: light;
  --paper: #f2eee5;
  --paper-2: #e7e0d4;
  --paper-light: #fffdf8;
  --ink: #151412;
  --muted: #706a61;
  --line: #bdb5a9;
  --line-soft: rgba(21, 20, 18, .15);
  --red: #f0442f;
  --red-dark: #ce321f;
  --page: 1240px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: "Pretendard Variable", Pretendard, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  font-size: 17px;
  line-height: 1.68;
  letter-spacing: -.018em;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E");
}
a { color: inherit; }
button, input { font: inherit; }
figure, p, h1, h2, h3, h4, dl, dd { margin: 0; }
h1, h2, h3, h4 { line-height: 1.08; letter-spacing: -.05em; }
p, li, dd { text-wrap: pretty; }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: 4px;
}
.page-width { width: min(var(--page), calc(100% - 64px)); margin-inline: auto; }
.section-pad { padding: 150px 0; }
.section-label {
  margin: 0;
  color: var(--red);
  font: 800 11px/1.2 var(--mono);
  letter-spacing: .12em;
}

/* navigation — 편집물의 판권 면처럼 한 줄로 고정한다. */
.site-nav {
  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  height: 78px;
  border-bottom: 1px solid var(--ink);
}
.nav-wrap {
  width: min(var(--page), calc(100% - 64px));
  height: 100%;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}
.brand {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 850;
  letter-spacing: -.04em;
  text-decoration: none;
}
.brand-mark {
  display: grid;
  width: 26px;
  height: 26px;
  place-items: center;
  color: var(--paper-light);
  background: var(--red);
  font: 900 15px/1 var(--mono);
}
.nav-meta { color: var(--muted); font: 700 10px/1 var(--mono); letter-spacing: .11em; }
.nav-button {
  justify-self: end;
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  gap: 15px;
  padding: 0 16px;
  color: var(--paper-light);
  background: var(--ink);
  border: 1px solid var(--ink);
  font-size: 13px;
  font-weight: 780;
  text-decoration: none;
  transition: color .2s, background .2s;
}
.nav-button:hover { color: var(--ink); background: transparent; }

/* 공통 버튼. 둥근 SaaS 버튼 대신 인쇄물의 탭처럼 보이게 한다. */
.primary-button {
  display: inline-flex;
  min-width: 210px;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 0 22px;
  color: var(--paper-light);
  background: var(--red);
  border: 1px solid var(--red);
  font-size: 15px;
  font-weight: 820;
  text-decoration: none;
  transition: color .18s, background .18s, transform .18s;
}
.primary-button b { font: 500 23px/1 var(--mono); }
.primary-button:hover { color: var(--red); background: transparent; transform: translate(3px, -3px); }
.primary-button.dark { color: var(--paper-light); background: var(--ink); border-color: var(--ink); }
.primary-button.dark:hover { color: var(--ink); background: transparent; }
.text-link { font-size: 14px; font-weight: 760; text-underline-offset: 6px; }

/* hero */
.hero {
  position: relative;
  min-height: 100svh;
  padding: 78px 0 0;
  overflow: hidden;
  color: var(--paper-light);
  border-bottom: 1px solid #36332e;
  background:
    radial-gradient(circle at 50% 24%, rgba(240,68,47,.13), transparent 31%),
    linear-gradient(#11110f, #0b0b0a);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 78px 0 auto;
  height: min(52vw, 610px);
  pointer-events: none;
  background:
    linear-gradient(rgba(255,253,248,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,253,248,.035) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 96%);
  mask-image: linear-gradient(to bottom, #000, transparent 96%);
}
.landing-home .site-nav { color: var(--paper-light); border-color: rgba(255,253,248,.18); }
.landing-home .nav-meta { color: #918b82; }
.landing-home .nav-button { color: var(--paper-light); background: transparent; border-color: rgba(255,253,248,.42); }
.landing-home .nav-button:hover { color: var(--ink); background: var(--paper-light); }
.hero-frame {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: minmax(360px, 1fr) auto auto;
  min-height: calc(100svh - 78px);
}
.hero-motion {
  position: relative;
  align-self: stretch;
  min-height: 400px;
  padding: 30px 0 0;
}
.motion-topline {
  display: flex;
  justify-content: space-between;
  color: #7e7971;
  font: 700 10px/1 var(--mono);
  letter-spacing: .11em;
  opacity: 0;
  animation: motionFade .55s .08s ease forwards;
}
.motion-board {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 7px;
  overflow: visible;
}
.motion-grid path { fill: none; stroke: rgba(255,253,248,.055); stroke-width: 1; vector-effect: non-scaling-stroke; }
.motion-route { fill: none; stroke-linecap: round; stroke-width: 2; }
.motion-route-ghost { stroke: rgba(255,253,248,.14); }
.motion-route-draw {
  stroke: var(--red);
  stroke-dasharray: 1430;
  stroke-dashoffset: 1430;
  animation: routeDraw 2.45s .75s cubic-bezier(.65,0,.28,1) forwards;
}
.motion-node rect { fill: #11110f; stroke: #8f8980; stroke-width: 2; }
.motion-node text,
.motion-branch text { fill: #c9c2b8; font: 700 15px/1 "Pretendard Variable", Pretendard, sans-serif; text-anchor: middle; letter-spacing: -.02em; }
.motion-node,
.motion-branch { opacity: 0; animation: nodeIn .45s cubic-bezier(.2,.8,.2,1) forwards; }
.motion-node.node-1 { animation-delay: .76s; }
.motion-node.node-2 { animation-delay: 1.2s; }
.motion-node.node-3 { animation-delay: 1.63s; }
.motion-node.node-4 { animation-delay: 2.07s; }
.motion-node.node-5 { animation-delay: 2.52s; }
.motion-branch path { fill: none; stroke: rgba(255,253,248,.32); stroke-width: 1; stroke-dasharray: 4 5; }
.motion-branch text { fill: #8f8980; font-size: 13px; }
.motion-branch.branch-1 { animation-delay: 1.38s; }
.motion-branch.branch-2 { animation-delay: 1.82s; }
.motion-branch.branch-3 { animation-delay: 2.25s; }
.motion-ant-static { display: none; }
.motion-readout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: -2px;
  border-top: 1px solid rgba(255,253,248,.14);
  border-bottom: 1px solid rgba(255,253,248,.14);
  opacity: 0;
  animation: motionFade .55s 2.65s ease forwards;
}
.motion-readout span { padding: 13px 18px; color: #777168; border-right: 1px solid rgba(255,253,248,.14); font-size: 11px; }
.motion-readout span:first-child { padding-left: 0; }
.motion-readout span:last-child { border-right: 0; }
.motion-readout b { margin-right: 8px; color: var(--paper-light); font: 800 14px/1 var(--mono); }
.hero-copy {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 440px);
  grid-template-areas:
    "kicker lead"
    "title lead"
    "title actions"
    "title note";
  column-gap: clamp(50px, 8vw, 125px);
  align-items: end;
  padding: 44px 0 38px;
  opacity: 0;
  transform: translateY(22px);
  animation: heroCopyIn .75s .18s cubic-bezier(.2,.8,.2,1) forwards;
}
.kicker {
  grid-area: kicker;
  margin-bottom: 18px;
  color: var(--red);
  font-size: 12px;
  font-weight: 820;
}
.hero h1 { grid-area: title; max-width: 800px; font-size: clamp(52px, 5.4vw, 78px); font-weight: 880; }
.hero h1 span { color: var(--red); }
.hero-lead { grid-area: lead; max-width: 440px; color: #b8b1a8; font-size: 16px; line-height: 1.72; }
.hero-actions { grid-area: actions; display: flex; align-items: center; gap: 24px; margin-top: 25px; }
.fine-print { grid-area: note; margin-top: 14px; color: #716b64; font-size: 11px; }
.hero-outcomes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255,253,248,.18);
  opacity: 0;
  animation: motionFade .55s 2.8s ease forwards;
}
.hero-outcomes div { display: grid; grid-template-columns: 34px 1fr; gap: 12px; padding: 17px 20px; border-right: 1px solid rgba(255,253,248,.18); }
.hero-outcomes div:first-child { padding-left: 0; }
.hero-outcomes div:last-child { border-right: 0; }
.hero-outcomes b { color: var(--red); font: 800 10px/1.6 var(--mono); }
.hero-outcomes span { color: #c9c2b8; font-size: 13px; font-weight: 720; }

@keyframes routeDraw { to { stroke-dashoffset: 0; } }
@keyframes nodeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes motionFade { to { opacity: 1; } }
@keyframes heroCopyIn { to { opacity: 1; transform: translateY(0); } }

/* 관찰 */
.problem { background: var(--paper-light); }
.split-head { display: grid; grid-template-columns: 210px minmax(0, 850px); gap: 70px; }
.split-head h2, .sample-head h2, .question-head h2, .loop-head h2 { font-size: clamp(44px, 5.2vw, 72px); font-weight: 850; }
.section-intro { max-width: 780px; margin-top: 35px; color: #49443d; font-size: 18px; }
.symptom-board { margin-top: 90px; border-top: 2px solid var(--ink); }
.symptom-board > div {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr) 150px;
  gap: 22px;
  align-items: center;
  min-height: 96px;
  border-bottom: 1px solid var(--line);
}
.symptom-board b { color: var(--red); font: 800 12px/1 var(--mono); }
.symptom-board span { font-size: clamp(18px, 2vw, 24px); font-weight: 720; }
.symptom-board i { color: #9a9389; font: 700 9px/1 var(--mono); font-style: normal; letter-spacing: .1em; text-align: right; }

/* 결과 견본 */
.sample { color: var(--paper-light); background: var(--ink); }
.sample-head { max-width: 900px; margin-left: max(32px, calc((100% - var(--page)) / 2)); }
.sample-head h2 { margin-top: 28px; }
.sample-head > p:last-child { max-width: 680px; margin-top: 28px; color: #aaa39a; font-size: 17px; line-height: 1.72; }
.sample-stage { margin-top: 84px; }
.result-index { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #5e5851; border-bottom: 1px solid #45413b; }
.result-index > div { display: grid; grid-template-columns: 34px 1fr; gap: 12px; min-height: 148px; padding: 23px 22px 23px 0; border-right: 1px solid #45413b; }
.result-index > div:not(:first-child) { padding-left: 22px; }
.result-index > div:last-child { border-right: 0; }
.result-index dt { color: var(--red); font: 800 11px/1.5 var(--mono); }
.result-index b { display: block; font-size: 18px; }
.result-index span { display: block; margin-top: 5px; color: #9f9991; font-size: 13px; line-height: 1.55; }

.mail-sample { width: min(920px, calc(100% - 20px)); margin: 64px auto 0; color: var(--ink); background: var(--paper); border: 1px solid var(--paper); box-shadow: 16px 16px 0 var(--red); }
.mail-head { display: flex; justify-content: space-between; padding: 22px 24px; border-bottom: 1px solid var(--ink); font: 800 10px/1 var(--mono); letter-spacing: .09em; }
.mail-title { padding: 52px 42px 44px; }
.mail-title p { color: var(--muted); font-size: 12px; font-weight: 700; }
.mail-title h3 { margin-top: 10px; color: var(--red); font-size: clamp(44px, 5vw, 68px); font-weight: 870; }
.mail-position { display: grid; grid-template-columns: 120px 1fr; gap: 11px 25px; margin: 0 42px; padding: 25px 0; border-top: 2px solid var(--ink); border-bottom: 1px solid var(--line); }
.mail-position > span { grid-row: 1 / 3; color: var(--red); font: 800 10px/1.4 var(--mono); letter-spacing: .05em; }
.mail-position strong { font-size: 18px; }
.mail-position p { color: #49443d; font-size: 14px; }
.mail-three { margin: 44px 42px; padding: 25px; color: var(--paper-light); background: var(--ink); }
.mail-three span { color: var(--red); font: 800 10px/1 var(--mono); letter-spacing: .08em; }
.mail-three p { margin-top: 13px; font-size: 15px; line-height: 1.85; font-weight: 620; }
.mail-sample footer { display: flex; justify-content: space-between; padding: 16px 24px; border-top: 1px solid var(--line); color: var(--muted); font: 700 9px/1 var(--mono); letter-spacing: .05em; }
.section-cta { width: min(720px, calc(100% - 48px)); margin: 88px auto 0; text-align: center; }
.section-cta > span { display: block; margin-top: 14px; color: #918b82; font-size: 12px; }

/* 질문 구조 */
.questions { background: var(--paper); }
.question-head { display: grid; grid-template-columns: 210px 1fr; gap: 70px; }
.question-route { display: grid; grid-template-columns: 1fr 1fr; margin-top: 90px; border: 1px solid var(--ink); }
.choice-panel, .write-panel { position: relative; min-height: 720px; padding: 34px; }
.choice-panel { color: var(--paper-light); background: var(--ink); }
.write-panel { background: var(--paper-light); border-left: 1px solid var(--ink); }
.choice-panel header, .write-panel header { display: flex; justify-content: space-between; padding-bottom: 17px; border-bottom: 1px solid currentColor; font: 800 10px/1 var(--mono); letter-spacing: .1em; }
.choice-panel h3, .write-panel h3 { margin-top: 52px; font-size: clamp(37px, 4.2vw, 56px); font-weight: 850; }
.choice-panel > p, .write-panel > p { max-width: 500px; margin-top: 22px; color: #a7a097; font-size: 15px; }
.write-panel > p { color: #554f47; }
.choice-panel ol { margin: 48px 0 120px; padding: 0; list-style: none; border-top: 1px solid #5a554e; }
.choice-panel li { display: grid; grid-template-columns: 45px 1fr; padding: 12px 0; border-bottom: 1px solid #403c37; font-size: 13px; }
.choice-panel li span { color: var(--red); font: 800 10px/1.5 var(--mono); }
.write-lines { margin: 48px 0 120px; border-top: 2px solid var(--ink); }
.write-lines span { display: block; padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 15px; font-weight: 680; }
.panel-result { position: absolute; right: 34px; bottom: 34px; left: 34px; padding: 20px; color: var(--paper-light); background: var(--red); font-size: 16px; }
.write-panel .panel-result { color: var(--paper-light); background: var(--ink); }
.question-note { display: grid; grid-template-columns: 280px 1fr; gap: 40px; padding: 26px 0; border-bottom: 1px solid var(--ink); }
.question-note b { color: var(--red); font-size: 15px; }
.question-note p { max-width: 700px; color: #4d4841; font-size: 14px; }

/* 실측 근거 */
.proof { color: var(--paper-light); background: var(--red); }
.proof-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 9vw; align-items: center; }
.proof-number { position: relative; min-height: 490px; padding: 28px; color: var(--ink); background: var(--paper); border: 1px solid var(--ink); box-shadow: 15px 15px 0 var(--ink); }
.proof-number::after { content: ""; position: absolute; inset: 10px; border: 1px solid var(--ink); pointer-events: none; }
.proof-number span { position: relative; z-index: 1; font: 800 11px/1 var(--mono); letter-spacing: .09em; }
.proof-number b { position: absolute; z-index: 1; right: 24px; bottom: 4px; left: 18px; font: 900 clamp(210px, 25vw, 390px)/.8 var(--mono); letter-spacing: -.16em; }
.proof-number i { position: absolute; z-index: 2; right: 34px; bottom: 34px; font-size: 20px; font-style: normal; font-weight: 800; }
.proof-copy .section-label { color: var(--ink); }
.proof-copy h2 { margin-top: 30px; font-size: clamp(44px, 5vw, 70px); font-weight: 850; }
.proof-copy > p:not(.section-label) { max-width: 670px; margin-top: 25px; color: #241713; font-size: 16px; }
.proof-link { display: inline-flex; gap: 24px; margin-top: 34px; padding-bottom: 5px; border-bottom: 1px solid var(--ink); color: var(--ink); font-weight: 800; text-decoration: none; }

/* 루프 */
.loop-section { background: var(--paper-light); }
.loop-head { display: grid; grid-template-columns: 210px minmax(0, 780px) 1fr; gap: 70px; align-items: end; }
.loop-head > p:last-child { color: #4d4841; font-size: 15px; }
.loop-map { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: stretch; margin-top: 95px; border: 1px solid var(--ink); }
.loop-map > div { min-height: 225px; padding: 25px; background: var(--paper); }
.loop-map > div.return { color: var(--paper-light); background: var(--red); }
.loop-map div span { display: block; padding-bottom: 15px; border-bottom: 1px solid currentColor; font: 800 11px/1 var(--mono); }
.loop-map div b { display: block; margin-top: 55px; font-size: 20px; line-height: 1.35; }
.loop-map i { display: grid; width: 44px; place-items: center; color: var(--paper-light); background: var(--ink); font: 500 20px/1 var(--mono); font-style: normal; }

/* FAQ */
.faq { border-top: 1px solid var(--ink); background: var(--paper); }
.faq-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 9vw; }
.faq-grid h2 { margin-top: 28px; font-size: clamp(45px, 5vw, 68px); font-weight: 850; }
.faq-list { border-top: 2px solid var(--ink); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 26px 52px 26px 0; cursor: pointer; font-size: 18px; font-weight: 760; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 5px; top: 17px; color: var(--red); font: 400 30px/1 var(--mono); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { margin: -3px 52px 25px 0; color: var(--muted); font-size: 15px; }

/* 마지막 장 */
.final-cta { padding: 90px 0; color: var(--paper-light); background: var(--ink); }
.final-wrap { display: grid; grid-template-columns: 180px 1fr 380px; gap: 70px; align-items: end; }
.final-index { display: flex; height: 180px; flex-direction: column; justify-content: space-between; padding: 20px; color: var(--ink); background: var(--red); }
.final-index span { font: 800 10px/1 var(--mono); letter-spacing: .1em; }
.final-index b { font: 900 80px/.7 var(--mono); letter-spacing: -.12em; }
.final-wrap > div:nth-child(2) p { color: var(--red); font-size: 13px; font-weight: 800; }
.final-wrap h2 { margin-top: 12px; font-size: clamp(58px, 7vw, 96px); font-weight: 870; }
.final-action > p { margin-bottom: 25px; color: #aaa39a; font-size: 15px; }
.primary-button.light { color: var(--ink); background: var(--paper-light); border-color: var(--paper-light); }
.primary-button.light:hover { color: var(--paper-light); background: transparent; }
.final-action small { display: block; margin-top: 13px; color: #777168; font-size: 11px; }

.site-footer { padding: 42px 0 50px; border-top: 1px solid #3b3833; color: #aaa39a; background: var(--ink); }
.footer-wrap { display: grid; grid-template-columns: 220px 1fr auto; gap: 45px; align-items: start; }
.footer-brand { color: var(--paper-light); }
.footer-wrap p { max-width: 500px; font-size: 12px; }
.footer-links { display: flex; gap: 24px; font-size: 12px; }
.footer-links a { text-underline-offset: 4px; }

/* 개인정보 페이지도 같은 인쇄물 문법 안에 둔다. */
.privacy-main { background: var(--paper); }
.privacy-main .site-nav { position: absolute; }

@media (max-width: 1000px) {
  .hero { min-height: auto; }
  .hero-frame { grid-template-rows: auto auto auto; min-height: 0; }
  .hero-motion { min-height: 350px; }
  .hero-copy { grid-template-columns: 1fr; grid-template-areas: "kicker" "title" "lead" "actions" "note"; padding-top: 34px; }
  .hero-lead { margin-top: 28px; }
  .split-head, .question-head { grid-template-columns: 150px 1fr; gap: 40px; }
  .sample-head { margin-inline: auto; }
  .loop-head { grid-template-columns: 150px 1fr; gap: 40px; }
  .loop-head > p:last-child { grid-column: 2; }
  .result-index { grid-template-columns: 1fr 1fr; }
  .result-index > div:nth-child(2) { border-right: 0; }
  .result-index > div:nth-child(-n+2) { border-bottom: 1px solid #45413b; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-number { width: min(100%, 600px); }
  .proof-number b { font-size: min(42vw, 370px); }
  .final-wrap { grid-template-columns: 140px 1fr; }
  .final-action { grid-column: 2; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .page-width, .nav-wrap { width: min(var(--page), calc(100% - 34px)); }
  .section-pad { padding: 94px 0; }
  .site-nav { height: 68px; }
  .nav-wrap { grid-template-columns: 1fr auto; }
  .nav-meta { display: none; }
  .nav-button { min-height: 36px; padding: 0 11px; font-size: 11px; }
  .brand { gap: 7px; font-size: 14px; }
  .brand-mark { width: 23px; height: 23px; font-size: 13px; }
  .hero { min-height: 0; padding: 68px 0 0; background: radial-gradient(circle at 50% 17%, rgba(240,68,47,.14), transparent 29%), #0b0b0a; }
  .hero::before { top: 68px; height: 390px; background-size: 48px 48px; }
  .hero-motion { min-height: 310px; padding-top: 23px; overflow: hidden; }
  .motion-topline { font-size: 8px; }
  .motion-board { width: 158%; max-width: none; margin-top: 22px; margin-left: -29%; }
  .motion-node text { font-size: 17px; }
  .motion-branch text { font-size: 15px; }
  .motion-readout { position: absolute; right: 0; bottom: 0; left: 0; }
  .motion-readout span { padding: 10px 8px; font-size: 8px; text-align: center; }
  .motion-readout span:first-child { padding-left: 8px; }
  .motion-readout b { display: block; margin: 0 0 4px; font-size: 12px; }
  .hero-copy { padding: 48px 0 50px; }
  .kicker { margin-bottom: 19px; font-size: 12px; }
  .hero h1 { font-size: clamp(39px, 11.2vw, 51px); line-height: 1.1; }
  .hero h1 span { display: inline; font-size: .82em; line-height: 1.12; }
  .hero-lead { margin-top: 28px; font-size: 15.5px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 17px; margin-top: 32px; }
  .primary-button { width: 100%; }
  .text-link { width: fit-content; }
  .fine-print { line-height: 1.55; }
  .hero-outcomes { grid-template-columns: 1fr; }
  .hero-outcomes div, .hero-outcomes div:first-child { padding: 12px 0; border-right: 0; border-bottom: 1px solid rgba(255,253,248,.14); }
  .hero-outcomes div:last-child { border-bottom: 0; }
  .split-head, .question-head, .loop-head { grid-template-columns: 1fr; gap: 25px; }
  .loop-head > p:last-child { grid-column: 1; }
  .split-head h2, .sample-head h2, .question-head h2, .loop-head h2 { font-size: 39px; }
  .section-intro { margin-top: 25px; font-size: 16px; }
  .symptom-board { margin-top: 58px; }
  .symptom-board > div { grid-template-columns: 38px 1fr; gap: 12px; min-height: 88px; }
  .symptom-board span { font-size: 16px; line-height: 1.45; }
  .symptom-board i { display: none; }
  .sample-head h2 { margin-top: 23px; }
  .sample-head > p:last-child { margin-top: 22px; font-size: 15.5px; }
  .sample-stage { margin-top: 54px; }
  .result-index { grid-template-columns: 1fr; }
  .result-index > div, .result-index > div:not(:first-child) { grid-template-columns: 34px 1fr; gap: 12px; min-height: 0; padding: 20px 0; border-right: 0; border-bottom: 1px solid #45413b; }
  .result-index > div:last-child { border-bottom: 0; }
  .mail-sample { margin-top: 46px; }
  .mail-sample { margin-right: 7px; box-shadow: 8px 8px 0 var(--red); }
  .mail-title { padding: 39px 24px 33px; }
  .mail-title h3 { font-size: 42px; }
  .mail-position { grid-template-columns: 1fr; margin: 0 24px; }
  .mail-position > span { grid-row: auto; }
  .mail-three { margin: 34px 24px; padding: 20px; }
  .mail-three p { font-size: 14px; }
  .mail-sample footer { gap: 15px; font-size: 8px; }
  .section-cta { margin-top: 60px; }
  .question-route { grid-template-columns: 1fr; margin-top: 55px; }
  .choice-panel, .write-panel { min-height: 650px; padding: 25px; }
  .write-panel { border-top: 1px solid var(--ink); border-left: 0; }
  .choice-panel h3, .write-panel h3 { margin-top: 40px; font-size: 38px; }
  .panel-result { right: 25px; bottom: 25px; left: 25px; }
  .question-note { grid-template-columns: 1fr; gap: 8px; }
  .proof-number { min-height: 370px; box-shadow: 8px 8px 0 var(--ink); }
  .proof-number b { font-size: min(60vw, 280px); }
  .proof-copy h2 { font-size: 40px; }
  .loop-map { grid-template-columns: 1fr; margin-top: 55px; }
  .loop-map > div { min-height: 160px; }
  .loop-map div b { margin-top: 32px; }
  .loop-map i { width: 100%; height: 42px; transform: rotate(90deg); }
  .faq-grid { grid-template-columns: 1fr; gap: 50px; }
  .faq-grid h2 { font-size: 42px; }
  .faq-list summary { padding-right: 38px; font-size: 16px; }
  .faq-list details p { margin-right: 36px; font-size: 14px; }
  .final-cta { padding: 75px 0; }
  .final-wrap { grid-template-columns: 86px 1fr; gap: 24px; }
  .final-index { height: 126px; padding: 13px; }
  .final-index b { font-size: 52px; }
  .final-wrap h2 { font-size: 51px; }
  .final-action { grid-column: 1 / -1; margin-top: 26px; }
  .footer-wrap { grid-template-columns: 1fr; gap: 22px; }
  .footer-links { flex-direction: column; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .motion-ant { display: none; }
  .motion-ant-static { display: block; }
  .motion-route-draw { stroke-dashoffset: 0; }
  .motion-node, .motion-branch, .motion-topline, .motion-readout, .hero-copy, .hero-outcomes { opacity: 1; }
  .hero-copy { transform: none; }
}