:root {
  --bg: #FFF8FB;
  --surface: #FFFFFF;
  --pink-soft: #FFF0F6;
  --purple-soft: #F7F3FF;
  --gray-pink: #F8F4F6;
  --title: #32262D;
  --text: #51444C;
  --muted: #7C6D76;
  --faint: #A09199;
  --pink: #FF5D9E;
  --berry: #D94C83;
  --coral: #FF8EAC;
  --purple: #8C76E8;
  --purple-deep: #6753B5;
  --border: rgba(255, 93, 158, 0.15);
  --shadow: 0 14px 36px rgba(76, 48, 66, 0.08);
  --shadow-strong: 0 18px 46px rgba(217, 76, 131, 0.15);
  --gradient: linear-gradient(135deg, #FF8EAC 0%, #FF5D9E 52%, #8C76E8 100%);
  --footer: #30242B;
  --footer-text: #FFEAF2;
  --radius: 22px;
  --container: 1200px;
  --topbar-h: 34px;
  --nav-h: 72px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", Arial, sans-serif; line-height: 1.75; overflow-x: hidden; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--berry); }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
img { max-width: 100%; height: auto; display: block; }
.container { width: min(calc(100% - 32px), var(--container)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 120; padding: 10px 16px; background: var(--surface); border-radius: 12px; box-shadow: var(--shadow); }
.skip-link:focus { top: 16px; }
.site-stack { position: sticky; top: 0; z-index: 70; }
.notice-bar { height: var(--topbar-h); background: #FFF0F6; border-bottom: 1px solid var(--border); font-size: 13px; }
.notice-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.notice-inner p { margin: 0; color: var(--muted); }
.notice-links { display: flex; gap: 18px; }
.notice-links a { color: var(--berry); }
.main-nav { height: var(--nav-h); background: rgba(255,255,255,.94); border-bottom: 1px solid var(--border); backdrop-filter: blur(18px); }
.nav-inner { height: 100%; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 28px; }
.brand { display: inline-flex; align-items: center; min-width: 148px; }
.brand img { object-fit: contain; max-height: 44px; }
.brand-text { font-size: 24px; font-weight: 900; letter-spacing: -.04em; color: var(--title); }
.brand-text::after { content: ""; display: inline-block; width: 9px; height: 9px; margin-left: 5px; border-radius: 50%; background: var(--gradient); vertical-align: top; }
.desktop-links { display: flex; justify-content: center; align-items: center; gap: 8px; min-width: 0; }
.desktop-links a { position: relative; display: inline-flex; align-items: center; min-height: 44px; padding: 0 15px; border-radius: 999px; font-weight: 700; color: var(--muted); white-space: nowrap; }
.desktop-links a:hover, .desktop-links a.is-active { background: var(--pink-soft); color: var(--berry); }
.desktop-links a.is-active::after { content: ""; position: absolute; left: 50%; bottom: 5px; width: 5px; height: 5px; border-radius: 50%; background: var(--pink); transform: translateX(-50%); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.button, .channel-button, .menu-trigger, .panel-close { min-height: 44px; border-radius: 999px; border: 0; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; white-space: nowrap; }
.button { padding: 0 22px; color: #fff; background: var(--gradient); box-shadow: 0 10px 22px rgba(217,76,131,.22); }
.button:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 14px 28px rgba(217,76,131,.28); }
.button-secondary { background: #fff; color: var(--berry); border: 1px solid var(--border); box-shadow: var(--shadow); }
.button-secondary:hover { color: var(--purple-deep); }
.button-small { min-height: 42px; padding-inline: 18px; }
.channel-button, .menu-trigger, .panel-close { padding: 0 16px; background: var(--gray-pink); color: var(--title); border: 1px solid var(--border); }
.mobile-nav-side { display: none; }
main { min-height: 60vh; }
.hero { padding: 64px 0 44px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(260px, .78fr) minmax(240px, .62fr); gap: 26px; align-items: center; }
.eyebrow { margin: 0 0 10px; color: var(--berry); font-size: 14px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3 { color: var(--title); line-height: 1.25; margin-top: 0; }
h1 { font-size: clamp(42px, 5vw, 72px); letter-spacing: -.055em; margin-bottom: 18px; }
h2 { font-size: clamp(30px, 3.5vw, 46px); letter-spacing: -.04em; margin-bottom: 16px; }
h3 { font-size: 21px; margin-bottom: 10px; }
p { margin-top: 0; }
.lead { font-size: 18px; color: var(--muted); max-width: 720px; }
.hero-actions, .section-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 26px; }
.text-link { color: var(--berry); font-weight: 800; }
.text-link::after { content: " →"; }
.phone-art { min-height: 500px; border-radius: 42px; padding: 18px; background: var(--gradient); box-shadow: var(--shadow-strong); transform: rotate(-2deg); }
.phone-screen { min-height: 464px; border-radius: 30px; background: #fff; overflow: hidden; display: grid; grid-template-rows: auto 1fr auto; }
.phone-top { display: flex; justify-content: space-between; padding: 18px 18px 10px; font-weight: 800; }
.phone-content { padding: 10px 16px 18px; display: grid; gap: 12px; }
.mini-story { border-radius: 18px; padding: 18px; min-height: 120px; background: var(--pink-soft); border: 1px solid var(--border); }
.mini-story:nth-child(2) { background: var(--purple-soft); }
.mini-story:nth-child(3) { background: #FFF7EF; }
.phone-tabs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding: 12px 14px 16px; border-top: 1px solid #f0e6eb; color: var(--faint); font-size: 12px; text-align: center; }
.hero-side { display: grid; gap: 16px; }
.side-card, .card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.side-card { padding: 24px; }
.side-card:first-child { background: var(--pink-soft); }
.side-card:last-child { background: var(--purple-soft); }
.section { padding: 64px 0; }
.section-soft { background: var(--pink-soft); }
.section-purple { background: var(--purple-soft); }
.section-dark { background: var(--footer); color: var(--footer-text); }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 28px; }
.section-head p { max-width: 650px; color: var(--muted); margin-bottom: 0; }
.topic-strip { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(170px, 1fr); gap: 14px; overflow-x: auto; overscroll-behavior-inline: contain; padding: 2px 2px 12px; scrollbar-width: thin; }
.topic-pill { min-height: 152px; padding: 20px; border: 1px solid var(--border); border-radius: 22px; background: #fff; box-shadow: var(--shadow); }
.topic-pill h3 { font-size: 18px; }
.topic-pill p { color: var(--muted); font-size: 14px; }
.magazine-grid { display: grid; grid-template-columns: 1.2fr repeat(2, .8fr); grid-template-rows: repeat(2, minmax(210px, auto)); gap: 18px; }
.feature-card, .content-card { position: relative; overflow: hidden; padding: 26px; border: 1px solid var(--border); border-radius: 24px; background: #fff; box-shadow: var(--shadow); }
.feature-card { grid-row: 1 / 3; min-height: 438px; display: flex; flex-direction: column; justify-content: end; background: linear-gradient(155deg, #FFE8F1 0%, #fff 55%, #F2ECFF 100%); }
.feature-card::before, .visual-card::before { content: ""; position: absolute; width: 250px; height: 250px; right: -70px; top: -80px; border-radius: 50%; background: var(--gradient); opacity: .28; }
.feature-card::after { content: ""; position: absolute; width: 150px; height: 150px; left: -50px; bottom: 40px; border-radius: 38% 62% 58% 42%; background: #FFBFCE; opacity: .42; }
.feature-card > *, .visual-card > * { position: relative; z-index: 1; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 18px; }
.tag { padding: 5px 10px; border-radius: 999px; background: var(--gray-pink); color: var(--berry); font-size: 13px; font-weight: 700; }
.card-grid-2, .card-grid-3, .card-grid-4, .card-grid-6 { display: grid; gap: 18px; }
.card-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card-grid-6 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card { padding: 24px; }
.card p { color: var(--muted); }
.card .text-link { display: inline-flex; margin-top: auto; }
.circle-card { display: flex; flex-direction: column; min-height: 280px; }
.circle-mark { width: 54px; height: 54px; border-radius: 18px; display: grid; place-items: center; background: var(--gradient); color: #fff; font-weight: 900; margin-bottom: 18px; }
.timeline { position: relative; display: grid; gap: 16px; }
.timeline::before { content: ""; position: absolute; left: 26px; top: 22px; bottom: 22px; width: 2px; background: linear-gradient(var(--coral), var(--purple)); }
.timeline-item { position: relative; display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 18px 20px 18px 0; border-radius: 22px; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); }
.timeline-dot { width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 900; background: var(--gradient); z-index: 1; }
.quote-card { min-height: 230px; }
.quote-card::before { content: "“"; display: block; font-size: 50px; line-height: 1; color: var(--coral); font-weight: 900; }
.split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.split-panel { padding: 30px; border-radius: 26px; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); }
.split-panel ul, .clean-list { margin: 16px 0 0; padding-left: 20px; }
.split-panel li, .clean-list li { margin: 8px 0; }
.app-showcase { display: grid; grid-template-columns: 1fr .75fr; gap: 28px; align-items: center; }
.visual-card { position: relative; min-height: 430px; border-radius: 30px; overflow: hidden; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow-strong); padding: 28px; }
.visual-stack { display: grid; gap: 14px; margin-top: 70px; }
.visual-row { display: grid; grid-template-columns: 46px 1fr auto; gap: 12px; align-items: center; padding: 14px; background: var(--gray-pink); border-radius: 18px; }
.visual-icon { width: 46px; height: 46px; border-radius: 15px; background: var(--gradient); }
.faq-list { display: grid; gap: 12px; }
details { background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: 0 20px; box-shadow: 0 8px 20px rgba(76,48,66,.05); }
summary { cursor: pointer; min-height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 16px; color: var(--title); font-weight: 800; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--berry); font-size: 24px; }
details[open] summary::after { content: "−"; }
details p { padding-bottom: 18px; color: var(--muted); }
.page-hero { padding: 58px 0 36px; }
.page-hero-inner { position: relative; overflow: hidden; padding: 52px; border-radius: 30px; background: linear-gradient(145deg, #fff 0%, #FFF0F6 56%, #F3EEFF 100%); border: 1px solid var(--border); box-shadow: var(--shadow); }
.page-hero-inner::after { content: ""; position: absolute; width: 260px; height: 260px; border-radius: 50%; right: -90px; top: -110px; background: var(--gradient); opacity: .18; }
.page-hero h1 { font-size: clamp(38px, 5vw, 62px); max-width: 800px; }
.page-hero p { max-width: 800px; color: var(--muted); font-size: 18px; }
.page-grid { display: grid; grid-template-columns: 220px 1fr; gap: 28px; align-items: start; }
.page-index { position: sticky; top: calc(var(--topbar-h) + var(--nav-h) + 24px); padding: 22px; border-radius: 20px; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); }
.page-index h2 { font-size: 18px; margin-bottom: 12px; }
.page-index a { display: block; padding: 8px 0; color: var(--muted); font-weight: 700; }
.page-content { display: grid; gap: 20px; }
.article-block { scroll-margin-top: 130px; padding: 30px; background: #fff; border: 1px solid var(--border); border-radius: 24px; box-shadow: var(--shadow); }
.article-block:nth-child(even) { background: var(--purple-soft); }
.article-block p:last-child { margin-bottom: 0; }
.steps { counter-reset: step; display: grid; gap: 14px; }
.step { counter-increment: step; display: grid; grid-template-columns: 52px 1fr; gap: 16px; padding: 20px; border-radius: 20px; background: #fff; border: 1px solid var(--border); }
.step::before { content: counter(step); width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; background: var(--gradient); color: #fff; font-weight: 900; }
.notice-box { padding: 22px; border-left: 4px solid var(--pink); border-radius: 16px; background: var(--pink-soft); }
.notice-box strong { color: var(--title); }
.related-links { display: flex; flex-wrap: wrap; gap: 10px; }
.related-links a { min-height: 44px; padding: 10px 15px; display: inline-flex; align-items: center; border-radius: 999px; background: #fff; border: 1px solid var(--border); color: var(--berry); font-weight: 800; }
.service-tip { padding: 28px; border-radius: 24px; background: var(--footer); color: var(--footer-text); }
.service-tip h2 { color: #fff; font-size: 26px; }
.site-footer { padding: 58px 0 26px; background: var(--footer); color: var(--footer-text); }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(4, 1fr); gap: 30px; }
.site-footer h2, .site-footer h3 { color: #fff; }
.footer-brand p { color: #D9C8D0; max-width: 360px; }
.site-footer nav { display: flex; flex-direction: column; gap: 8px; }
.site-footer nav a { color: #DCCED5; }
.site-footer nav a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-top: 28px; margin-top: 34px; border-top: 1px solid rgba(255,255,255,.12); color: #CDBCC5; font-size: 14px; }
.footer-bottom p { margin: 0; }
.menu-overlay { position: fixed; inset: 0; z-index: 80; background: rgba(48,36,43,.4); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .2s ease, visibility .2s ease; }
.menu-overlay.is-open { opacity: 1; visibility: visible; pointer-events: auto; }
.channel-panel { position: fixed; z-index: 90; left: 50%; top: calc(var(--topbar-h) + var(--nav-h) + 10px); width: min(calc(100% - 32px), var(--container)); max-height: calc(100vh - var(--topbar-h) - var(--nav-h) - 30px); overflow: auto; padding: 26px; transform: translate(-50%, -24px) scale(.985); opacity: 0; visibility: hidden; pointer-events: none; border-radius: 28px; background: #fff; border: 1px solid var(--border); box-shadow: 0 24px 70px rgba(48,36,43,.22); transition: transform .22s ease, opacity .22s ease, visibility .22s ease; }
.channel-panel.is-open { transform: translate(-50%, 0) scale(1); opacity: 1; visibility: visible; pointer-events: auto; }
.panel-head { display: flex; justify-content: space-between; gap: 20px; align-items: center; margin-bottom: 20px; }
.panel-head h2 { font-size: 28px; margin: 0; }
.panel-head .eyebrow { margin-bottom: 4px; }
.panel-body { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.panel-body section { padding: 18px; border-radius: 20px; background: var(--gray-pink); }
.panel-body section:nth-child(2) { background: var(--pink-soft); }
.panel-body section:nth-child(3) { background: var(--purple-soft); }
.panel-body section:nth-child(4) { background: #FFF8EF; }
.panel-body h3 { font-size: 17px; }
.panel-body a { display: block; min-height: 54px; padding: 10px; border-radius: 14px; }
.panel-body a:hover { background: rgba(255,255,255,.75); }
.panel-body a strong, .panel-body a span { display: block; }
.panel-body a span { color: var(--muted); font-size: 13px; }
.panel-handle, .mobile-panel-list { display: none; }
.mobile-bottom-nav { display: none; }
:focus-visible { outline: 3px solid rgba(140,118,232,.45); outline-offset: 3px; }
@media (max-width: 980px) {
  .desktop-links { display: none; }
  .nav-inner { grid-template-columns: 1fr auto 1fr; gap: 10px; }
  .brand { justify-content: center; min-width: 0; }
  .nav-actions { display: none; }
  .mobile-nav-side { display: flex; }
  .mobile-right { justify-content: flex-end; }
  .menu-trigger { padding: 0 13px; font-size: 13px; }
  .hero-grid { grid-template-columns: 1fr 1fr; }
  .hero-copy { grid-column: 1 / -1; }
  .hero-side { grid-column: 1 / -1; grid-template-columns: 1fr 1fr; }
  .card-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .card-grid-6 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-brand { grid-column: 1 / -1; }
  .panel-body { grid-template-columns: repeat(2, 1fr); }
  .page-grid { grid-template-columns: 1fr; }
  .page-index { position: static; display: flex; flex-wrap: wrap; gap: 8px 16px; }
  .page-index h2 { width: 100%; }
  .page-index a { padding: 4px 0; }
}
@media (max-width: 700px) {
  :root { --topbar-h: 32px; --nav-h: 64px; }
  .container { width: min(calc(100% - 32px), var(--container)); }
  .notice-links a:first-child { display: none; }
  .notice-inner { font-size: 12px; }
  .brand-text { font-size: 19px; }
  .button-small { min-height: 40px; padding-inline: 14px; }
  .hero { padding-top: 38px; }
  .hero-grid { grid-template-columns: 1fr; }
  h1 { font-size: 42px; }
  .phone-art { min-height: 440px; max-width: 340px; width: 100%; margin-inline: auto; }
  .phone-screen { min-height: 404px; }
  .hero-side { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; }
  .hero-side .side-card { flex: 0 0 86%; scroll-snap-align: start; }
  .section { padding: 48px 0; }
  .section-head { display: block; }
  .magazine-grid { display: grid; grid-template-columns: 1fr; grid-template-rows: auto; }
  .feature-card { grid-row: auto; min-height: 360px; }
  .card-grid-2, .card-grid-3, .card-grid-4, .card-grid-6, .split, .app-showcase { grid-template-columns: 1fr; }
  .timeline::before { left: 22px; }
  .timeline-item { grid-template-columns: 46px 1fr; gap: 12px; }
  .timeline-dot { width: 46px; height: 46px; }
  .page-hero { padding-top: 34px; }
  .page-hero-inner { padding: 30px 24px; }
  .page-hero h1 { font-size: 40px; }
  .article-block { padding: 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px 18px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; padding-bottom: 76px; }
  .desktop-panel-body { display: none; }
  .channel-panel { left: 0; right: 0; top: auto; bottom: 0; width: 100%; max-height: 85vh; border-radius: 28px 28px 0 0; padding: 14px 16px calc(20px + env(safe-area-inset-bottom)); transform: translateY(105%); opacity: 1; overflow-y: auto; }
  .channel-panel.is-open { transform: translateY(0); }
  .panel-handle { display: block; width: 48px; height: 5px; margin: 0 auto 12px; border-radius: 999px; background: #D9CDD3; }
  .panel-head { position: sticky; top: -14px; z-index: 2; margin: 0 -16px 12px; padding: 14px 16px 12px; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--border); }
  .panel-head h2 { font-size: 22px; }
  .mobile-panel-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .mobile-panel-list a { min-height: 50px; display: flex; align-items: center; justify-content: center; padding: 10px; border-radius: 16px; background: var(--gray-pink); border: 1px solid var(--border); font-weight: 800; }
  .mobile-bottom-nav { position: fixed; z-index: 60; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: repeat(5, 1fr); min-height: calc(64px + env(safe-area-inset-bottom)); padding: 6px 8px env(safe-area-inset-bottom); background: rgba(255,255,255,.96); border-top: 1px solid var(--border); backdrop-filter: blur(16px); }
  .mobile-bottom-nav a { min-width: 0; min-height: 52px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px; border-radius: 14px; color: var(--faint); }
  .mobile-bottom-nav a span { line-height: 1; font-size: 19px; }
  .mobile-bottom-nav a strong { font-size: 12px; white-space: nowrap; }
  .mobile-bottom-nav a.is-active { background: var(--pink-soft); color: var(--berry); }
  .site-footer { padding-bottom: 0; }
}
@media (max-width: 430px) {
  .notice-inner p { max-width: 245px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .mobile-panel-list { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}