:root {
  --ink: #241e21;
  --paper: #fffbf8;
  --blush: #f7e9ed;
  --plum: #512638;
  --plum-dark: #351824;
  --accent: #a34663;
  --line: #d9c9ce;
  --muted: #675d61;
  --white: #fff;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, "Noto Sans KR", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body { margin: 0; overflow-x: hidden; background: var(--paper); color: var(--ink); font: 16px/1.65 var(--sans); }
a { color: inherit; }
a:focus-visible, summary:focus-visible { outline: 3px solid #1556a3; outline-offset: 4px; }
.skip-link { position: fixed; top: -80px; left: 12px; z-index: 100; padding: 12px; background: var(--white); }
.skip-link:focus { top: 12px; }
.demo-notice { padding: 10px 20px; background: var(--plum-dark); color: var(--white); text-align: center; font-size: 13px; }
.demo-notice strong { margin-right: 7px; color: #ffd8b0; letter-spacing: .09em; }
.header { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 20px; max-width: 1180px; margin: auto; padding: 0 20px; border-bottom: 1px solid var(--line); }
.logo { font: 700 18px var(--serif); letter-spacing: .07em; text-decoration: none; }
.header nav { display: none; gap: 24px; }
.header nav a { min-height: 44px; display: inline-flex; align-items: center; font-size: 14px; font-weight: 700; text-decoration: none; }
.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; padding: 11px 22px; border: 1px solid var(--plum); border-radius: 6px; background: var(--plum); color: var(--white); font-weight: 800; text-decoration: none; transition: background .2s ease, transform .2s ease; }
.button:hover { background: var(--plum-dark); transform: translateY(-1px); }
.button.small { min-height: 44px; padding: 8px 15px; font-size: 14px; }
.hero { min-height: 640px; display: grid; gap: 50px; align-items: center; max-width: 1180px; margin: auto; padding: 64px 20px 80px; }
.eyebrow { margin: 0 0 16px; color: var(--accent); font-size: 12px; font-weight: 800; letter-spacing: .16em; }
h1, h2 { margin: 0; font-family: var(--serif); line-height: 1.14; letter-spacing: -.025em; }
h1 { font-size: clamp(40px, 11vw, 72px); }
h1 em { color: var(--accent); font-style: normal; }
h2 { font-size: clamp(34px, 8vw, 52px); }
.lead { max-width: 650px; margin: 25px 0; color: #554c50; font-size: 17px; }
.actions { display: flex; flex-direction: column; align-items: stretch; gap: 10px; }
.text-link { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 800; text-underline-offset: 5px; }
.facts { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 30px 0 0; padding: 22px 0 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.facts li::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; background: var(--accent); }
.route-card { padding: 28px; border: 1px solid var(--line); background: var(--blush); box-shadow: 18px 18px 0 #ead9de; }
.route-card > p { margin: 0 0 24px; font-size: 13px; font-weight: 800; letter-spacing: .08em; }
.route-card ol { list-style: none; margin: 0; padding: 0; }
.route-card li { display: grid; grid-template-columns: 42px 1fr; padding: 18px 0; border-top: 1px solid #d3bcc4; }
.route-card li span { grid-row: span 2; color: var(--accent); font: 700 20px var(--serif); }
.route-card li strong, .route-card li small { display: block; }
.route-card li small { color: var(--muted); }
.route-card .route-note { margin: 18px 0 0; padding-top: 18px; border-top: 1px solid #d3bcc4; color: var(--plum); font-size: 14px; letter-spacing: 0; }
.section { max-width: 1180px; margin: auto; padding: 80px 20px; }
.section-title { max-width: 720px; margin: 0 auto 46px; text-align: center; }
.section-title > p:last-child { color: var(--muted); }
.deliverable-grid { display: grid; gap: 12px; }
.deliverable-grid article { padding: 22px; border: 1px solid var(--line); background: var(--white); }
.deliverable-grid h3 { margin: 0 0 6px; font-size: 18px; }
.deliverable-grid p { margin: 0; color: var(--muted); font-size: 14px; }
.operation { max-width: none; background: var(--blush); }
.operation > * { max-width: 900px; margin-right: auto; margin-left: auto; }
.flow { list-style: none; display: grid; gap: 14px; padding: 0; }
.flow li { display: grid; grid-template-columns: 46px 1fr; gap: 14px; padding: 22px; background: var(--white); }
.flow b { color: var(--accent); font: 700 28px var(--serif); }
.flow h3 { margin: 0 0 4px; font-size: 19px; }
.flow p { margin: 0; color: var(--muted); }
.important-note, .policy-note { padding: 18px 20px; border-left: 4px solid var(--accent); background: #fff5f7; color: var(--muted); }
.important-note strong { color: var(--plum); }
.demo-section { max-width: none; display: grid; gap: 36px; background: var(--plum); color: var(--white); }
.demo-section > * { width: min(100%, 540px); }
.demo-section > div { justify-self: end; }
.demo-section .eyebrow { color: #f0b6c7; }
.demo-section p { color: #eadde1; }
.demo-card { min-height: 230px; display: flex; flex-direction: column; justify-content: center; padding: 30px; border: 1px solid #cfa9b5; background: #fff8fa; color: var(--plum); text-decoration: none; }
.demo-card span, .demo-card small { font-size: 13px; }
.demo-card strong { margin: 14px 0 26px; font: 700 26px var(--serif); }
.plan-grid { display: grid; gap: 22px; max-width: 940px; margin: auto; }
.plan { position: relative; padding: 30px; border: 1px solid var(--line); background: var(--white); }
.plan.featured { border: 2px solid var(--plum); }
.badge { position: absolute; top: 0; right: 20px; margin: 0; padding: 7px 12px; background: var(--plum); color: var(--white); font-size: 12px; font-weight: 800; }
.plan-name { margin: 0; color: var(--accent); font-size: 14px; font-weight: 800; }
.price { display: flex; align-items: baseline; gap: 10px; margin: 12px 0; }
.price strong { font: 700 39px var(--serif); }
.price span { color: var(--muted); font-size: 13px; }
.plan > p:nth-of-type(3) { color: var(--muted); }
.plan ul { margin: 26px 0; padding-left: 22px; }
.plan li { margin: 8px 0; }
.plan .button { width: 100%; }
.outline { background: transparent; color: var(--plum); }
.outline:hover { color: var(--white); }
.fine-print { max-width: 940px; margin: 18px auto 0; color: var(--muted); font-size: 13px; }
.infrastructure { background: var(--white); }
.definition-grid { display: grid; gap: 18px; max-width: 940px; margin: auto; }
.definition-grid article { padding: 28px; border-top: 2px solid var(--accent); background: var(--blush); }
.definition-label { margin: 0; color: var(--accent); font-size: 13px; font-weight: 800; letter-spacing: .08em; }
.definition-grid h3 { margin: 12px 0 8px; font-size: 21px; }
.definition-grid article > p:last-child { margin: 0; color: var(--muted); }
.policy-note { max-width: 940px; margin: 18px auto 0; font-size: 14px; }
.process { max-width: none; background: var(--blush); }
.process > * { max-width: 900px; margin-right: auto; margin-left: auto; }
.process ol { list-style: none; padding: 0; }
.process li { display: grid; grid-template-columns: 46px 1fr; gap: 14px; padding: 22px 0; border-top: 1px solid #d5bfc6; }
.process b { color: var(--accent); font: 700 28px var(--serif); }
.process h3 { margin: 0 0 4px; font-size: 19px; }
.process p { margin: 0; color: var(--muted); }
.readiness-grid { display: grid; gap: 22px; max-width: 940px; margin: auto; }
.readiness-grid article { padding: 28px; border: 1px solid var(--line); background: var(--white); }
.readiness-grid h3 { margin: 0 0 18px; font-size: 20px; }
.readiness-grid ul { margin: 0; padding-left: 22px; }
.readiness-grid li { margin: 8px 0; }
.ownership { padding-top: 0; }
.ownership-card { display: grid; gap: 28px; padding: 34px; background: var(--plum); color: var(--white); }
.ownership-card h2 { font-size: clamp(30px, 7vw, 46px); }
.ownership-card p { margin: 0 0 12px; color: #eadde1; }
.ownership-card strong { color: var(--white); }
.faq-list { max-width: 850px; margin: auto; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { min-height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 2px; cursor: pointer; font-weight: 800; }
.faq summary::after { content: "+"; flex: none; color: var(--accent); font-size: 24px; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0; padding: 0 2px 22px; color: var(--muted); }
.apply { padding: 80px 20px; background: var(--plum-dark); color: var(--white); }
.apply-heading { max-width: 760px; margin: 0 auto 32px; text-align: center; }
.apply .eyebrow { color: #f0b6c7; }
.apply-heading > p:last-child { color: #eadde1; }
.consultation-form { max-width: 850px; margin: auto; padding: 24px; border-radius: 10px; background: var(--white); color: var(--ink); text-align: left; }
.form-grid { display: grid; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label, .form-result label { font-weight: 800; }
.field label span, .consent strong { color: #9e294b; }
.field input, .field select, .field textarea, .form-result textarea { width: 100%; min-height: 48px; padding: 11px 12px; border: 1px solid #9f8f95; border-radius: 6px; background: var(--white); color: var(--ink); font: inherit; }
.field textarea, .form-result textarea { resize: vertical; }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible, .form-result textarea:focus-visible, .consultation-form button:focus-visible { outline: 3px solid #1556a3; outline-offset: 2px; }
.field small { color: var(--muted); font-size: 13px; }
.consent { display: flex; gap: 10px; align-items: flex-start; margin: 22px 0 16px; }
.consent input { width: 20px; height: 20px; flex: none; margin-top: 3px; }
.consultation-form > .button { width: 100%; border-color: var(--plum); background: var(--plum); color: var(--white); }
.form-status { min-height: 26px; margin: 12px 0 0; color: var(--plum); font-weight: 800; text-align: center; }
.form-result { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--line); }
.form-result label { display: block; margin-bottom: 8px; }
.form-result .button { width: 100%; margin-top: 10px; }
.light { border-color: var(--white); background: var(--white); color: var(--plum); }
.light:hover { background: #f7e9ed; color: var(--plum); }
footer { max-width: 1180px; margin: auto; padding: 30px 20px; color: var(--muted); font-size: 13px; }

@media (min-width: 768px) {
  .header nav { display: flex; }
  .hero { grid-template-columns: 1.05fr .95fr; padding: 78px 28px 96px; gap: 70px; }
  .actions { flex-direction: row; align-items: center; }
  .section { padding: 108px 28px; }
  .deliverable-grid { grid-template-columns: repeat(3, 1fr); gap: 18px; }
  .flow { grid-template-columns: repeat(3, 1fr); }
  .flow li { grid-template-columns: 1fr; align-content: start; }
  .demo-section { grid-template-columns: 1fr 1fr; align-items: center; }
  .plan-grid { grid-template-columns: 1fr 1fr; }
  .plan { padding: 38px; }
  .definition-grid, .readiness-grid { grid-template-columns: 1fr 1fr; }
  .process li { grid-template-columns: 60px 1fr; padding: 28px 0; }
  .ownership-card { grid-template-columns: .9fr 1.1fr; align-items: center; padding: 52px; }
  .consultation-form { padding: 34px; }
  .form-grid { grid-template-columns: 1fr 1fr; }
  .field-wide { grid-column: 1 / -1; }
  footer { display: flex; justify-content: space-between; }
}

@media (min-width: 1024px) {
  .header { padding-right: 28px; padding-left: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}