:root {
  --bg: #FFF7FB;
  --surface: #FFFFFF;
  --surface-pink: #FFF0F6;
  --surface-purple: #F6F1FF;
  --title: #332631;
  --text: #514451;
  --muted: #807080;
  --pink: #FF629F;
  --pink-dark: #E94D8E;
  --peach: #FF9BBC;
  --purple: #936BFF;
  --border: rgba(255,98,159,.16);
  --shadow: 0 18px 45px rgba(92,48,75,.10);
  --max: 1220px;
  --header-h: 76px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
body.drawer-open { overflow: hidden; }
a { color: inherit; text-decoration: none; pointer-events: auto; }
img { display: block; max-width: 100%; height: auto; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.skip-link { position: fixed; left: 16px; top: -70px; z-index: 5000; padding: 10px 16px; background: var(--title); color: #fff; border-radius: 10px; }
.skip-link:focus { top: 12px; }
.site-header { position: sticky; top: 0; z-index: 1100; min-height: var(--header-h); background: rgba(255,247,251,.9); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border); box-shadow: 0 8px 24px rgba(92,48,75,.05); }
.nav-shell { width: min(calc(100% - 32px), 1260px); min-height: var(--header-h); margin: 0 auto; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 28px; }
.brand-mark { display: inline-flex; align-items: center; min-height: 48px; white-space: nowrap; }
.brand-mark img { width: auto; max-height: 46px; object-fit: contain; }
.brand-text, .footer-logo-text { color: var(--title); font-weight: 850; font-size: clamp(1.25rem, 2vw, 1.55rem); letter-spacing: -.04em; }
.brand-text::before { content: "♥"; display: inline-grid; place-items: center; width: 30px; height: 30px; margin-right: 8px; color: #fff; font-size: .86rem; background: linear-gradient(135deg, var(--peach), var(--pink), var(--purple)); border-radius: 50%; vertical-align: 2px; }
.desktop-nav { display: flex; align-items: center; justify-content: center; gap: clamp(10px, 2vw, 26px); min-width: 0; white-space: nowrap; }
.desktop-nav a { position: relative; padding: 10px 2px; color: #675865; font-weight: 650; }
.desktop-nav a::after { content: ""; position: absolute; left: 50%; right: 50%; bottom: 4px; height: 2px; background: var(--pink); transition: .2s ease; }
.desktop-nav a:hover::after, .desktop-nav a:focus-visible::after, .desktop-nav a.is-current::after { left: 0; right: 0; }
.desktop-nav a.is-current { color: var(--pink-dark); }
.nav-actions { display: flex; align-items: center; justify-content: flex-end; gap: 10px; }
.mobile-nav-start { display: none; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 11px 24px; border-radius: 999px; color: #fff; font-weight: 800; line-height: 1; white-space: nowrap; background: linear-gradient(135deg, var(--peach) 0%, var(--pink) 50%, var(--purple) 100%); box-shadow: 0 12px 24px rgba(255,98,159,.22); transition: transform .2s ease, box-shadow .2s ease, filter .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); box-shadow: 0 16px 30px rgba(255,98,159,.28); filter: saturate(1.05); }
.button:active { transform: translateY(0); }
.button-small { min-height: 44px; padding: 10px 18px; font-size: .94rem; }
.button-secondary { color: var(--pink-dark); background: #fff; border: 1px solid rgba(233,77,142,.25); box-shadow: none; }
.text-link { display: inline-flex; align-items: center; gap: 7px; min-height: 44px; color: var(--pink-dark); font-weight: 750; }
.text-link::after { content: "→"; transition: transform .2s ease; }
.text-link:hover::after, .text-link:focus-visible::after { transform: translateX(4px); }
.icon-button { display: inline-grid; place-items: center; width: 46px; height: 46px; padding: 0; border: 0; border-radius: 14px; background: #fff; color: var(--title); box-shadow: inset 0 0 0 1px var(--border); cursor: pointer; }
.menu-button span { display: block; width: 20px; height: 2px; margin: 2px auto; background: currentColor; border-radius: 9px; }
.site-drawer { position: fixed; z-index: 2100; top: 0; right: 0; width: min(410px, 88vw); height: 100dvh; padding: 24px; background: #fff; box-shadow: -24px 0 60px rgba(51,38,49,.18); transform: translateX(104%); visibility: hidden; opacity: 0; pointer-events: none; transition: transform .24s ease, opacity .2s ease, visibility .24s; overflow-y: auto; }
.site-drawer.is-open { transform: translateX(0); visibility: visible; opacity: 1; pointer-events: auto; }
.drawer-overlay { position: fixed; z-index: 2000; inset: 0; background: rgba(51,38,49,.42); opacity: 0; pointer-events: none; transition: opacity .22s ease; }
.drawer-overlay.is-visible { opacity: 1; pointer-events: auto; }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.drawer-brand img { width: auto; max-height: 42px; object-fit: contain; }
.drawer-close { font-size: 1.9rem; line-height: 1; }
.drawer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 20px 0; }
.drawer-nav a { min-height: 46px; display: flex; align-items: center; padding: 9px 12px; border-radius: 12px; background: var(--surface-pink); font-weight: 700; }
.drawer-nav a:hover, .drawer-nav a:focus-visible { background: var(--surface-purple); color: var(--purple); }
.drawer-note { margin: 0; padding: 16px; border-radius: 16px; background: var(--surface-purple); color: #655b78; font-size: .92rem; }
main { min-height: 60vh; }
.section { position: relative; padding: clamp(58px, 8vw, 104px) 0; }
.section-tight { padding: clamp(40px, 6vw, 72px) 0; }
.section-soft { background: var(--surface-pink); }
.section-purple { background: var(--surface-purple); }
.container { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.narrow { width: min(calc(100% - 40px), 860px); margin: 0 auto; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; min-height: 32px; padding: 5px 12px; margin-bottom: 16px; border-radius: 999px; background: rgba(255,98,159,.10); color: var(--pink-dark); font-size: .86rem; font-weight: 800; letter-spacing: .05em; }
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--pink); box-shadow: 0 0 0 5px rgba(255,98,159,.10); }
h1, h2, h3 { margin: 0 0 .6em; color: var(--title); line-height: 1.22; letter-spacing: -.025em; }
h1 { font-size: clamp(2.55rem, 7vw, 5.4rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.9rem); }
h3 { font-size: clamp(1.12rem, 2vw, 1.35rem); }
p { margin: 0 0 1em; }
.lead { max-width: 760px; color: #655865; font-size: clamp(1.05rem, 2vw, 1.23rem); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 34px; }
.section-heading p { max-width: 650px; margin: 0; color: var(--muted); }
.hero { padding: clamp(68px, 10vw, 126px) 0 clamp(62px, 9vw, 108px); overflow: hidden; }
.hero::before, .hero::after { content: ""; position: absolute; pointer-events: none; border-radius: 50%; filter: blur(4px); }
.hero::before { width: 520px; height: 520px; top: -200px; right: -120px; background: radial-gradient(circle, rgba(147,107,255,.16), rgba(255,98,159,0) 70%); }
.hero::after { width: 390px; height: 390px; bottom: -190px; left: -120px; background: radial-gradient(circle, rgba(255,155,188,.22), rgba(255,98,159,0) 70%); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(300px, .75fr); gap: clamp(32px, 7vw, 90px); align-items: center; }
.hero h1 .accent { display: block; color: var(--pink-dark); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; margin: 28px 0; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.hero-points span, .tag { display: inline-flex; align-items: center; min-height: 34px; padding: 6px 12px; border-radius: 999px; background: #fff; color: #6d5b68; border: 1px solid var(--border); font-size: .9rem; font-weight: 700; }
.hero-visual { position: relative; min-height: 430px; display: grid; place-items: center; }
.phone-card { position: relative; width: min(330px, 88%); min-height: 430px; padding: 22px; border-radius: 42px; background: linear-gradient(145deg, #fff, #fff5fa); border: 1px solid rgba(255,98,159,.22); box-shadow: 0 34px 70px rgba(109,56,88,.16); transform: rotate(2deg); }
.phone-card::before { content: ""; display: block; width: 38%; height: 8px; margin: 0 auto 26px; border-radius: 99px; background: #eadfe5; }
.phone-screen { display: grid; gap: 14px; }
.screen-block { padding: 18px; border-radius: 22px; background: var(--surface-pink); }
.screen-block:nth-child(2) { background: var(--surface-purple); }
.screen-line { height: 9px; margin-bottom: 9px; border-radius: 99px; background: rgba(51,38,49,.12); }
.screen-line.short { width: 64%; }
.float-chip { position: absolute; display: flex; align-items: center; gap: 8px; padding: 11px 14px; border-radius: 16px; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); font-weight: 800; }
.float-chip.one { left: -26px; top: 100px; }
.float-chip.two { right: -24px; bottom: 86px; }
.float-chip i { width: 12px; height: 12px; border-radius: 50%; background: linear-gradient(135deg, var(--pink), var(--purple)); }
.grid-2, .grid-3, .grid-4 { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.card { position: relative; padding: clamp(22px, 3vw, 32px); border: 1px solid var(--border); border-radius: 24px; background: #fff; box-shadow: 0 16px 36px rgba(82,45,68,.07); }
.card p:last-child { margin-bottom: 0; }
.card-number { display: inline-grid; place-items: center; width: 42px; height: 42px; margin-bottom: 18px; border-radius: 14px; background: linear-gradient(135deg, rgba(255,155,188,.28), rgba(147,107,255,.18)); color: var(--pink-dark); font-weight: 900; }
.card-icon { width: 48px; height: 48px; display: grid; place-items: center; margin-bottom: 16px; border-radius: 16px; color: #fff; font-weight: 900; background: linear-gradient(135deg, var(--peach), var(--pink), var(--purple)); }
.link-card { display: flex; flex-direction: column; min-height: 210px; }
.link-card .text-link { margin-top: auto; align-self: flex-start; }
.mosaic { display: grid; grid-template-columns: 1.15fr .85fr 1fr; grid-auto-rows: minmax(180px, auto); gap: 20px; }
.mosaic .card:nth-child(1), .mosaic .card:nth-child(5) { grid-row: span 2; }
.topic-card { overflow: hidden; }
.topic-card::after { content: ""; position: absolute; width: 150px; height: 150px; right: -65px; bottom: -65px; border-radius: 50%; background: linear-gradient(135deg, rgba(255,98,159,.16), rgba(147,107,255,.15)); pointer-events: none; }
.split { display: grid; grid-template-columns: minmax(0,1fr) minmax(320px,.85fr); gap: clamp(34px, 7vw, 82px); align-items: center; }
.illustration { min-height: 380px; display: grid; align-content: center; gap: 16px; padding: clamp(26px, 5vw, 46px); border-radius: 34px; background: linear-gradient(145deg, #fff, #fff1f7 55%, #f5efff); border: 1px solid var(--border); box-shadow: var(--shadow); }
.illustration-row { display: grid; grid-template-columns: 50px 1fr; gap: 14px; align-items: center; padding: 14px; border-radius: 18px; background: rgba(255,255,255,.82); }
.illustration-dot { width: 46px; height: 46px; border-radius: 16px; background: linear-gradient(135deg, var(--peach), var(--purple)); }
.illustration-lines span { display: block; height: 8px; margin: 7px 0; border-radius: 99px; background: rgba(51,38,49,.11); }
.illustration-lines span:last-child { width: 62%; }
.check-list, .plain-list { padding: 0; margin: 20px 0; list-style: none; }
.check-list li, .plain-list li { position: relative; margin: 10px 0; padding-left: 28px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--pink-dark); font-weight: 900; }
.plain-list li::before { content: "•"; position: absolute; left: 8px; top: 0; color: var(--purple); font-weight: 900; }
.notice { padding: 22px 24px; border: 1px solid rgba(147,107,255,.18); border-radius: 20px; background: var(--surface-purple); color: #5e5570; }
.notice strong { color: var(--title); }
.feedback-card { padding-top: 54px; }
.feedback-card::before { content: "“"; position: absolute; top: 8px; left: 24px; color: rgba(255,98,159,.24); font: 800 4.4rem/1 Georgia, serif; }
details { border: 1px solid var(--border); border-radius: 18px; background: #fff; box-shadow: 0 10px 26px rgba(82,45,68,.05); }
details + details { margin-top: 12px; }
summary { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 14px 18px; cursor: pointer; color: var(--title); font-weight: 800; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; flex: 0 0 auto; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: var(--surface-pink); color: var(--pink-dark); }
details[open] summary::after { content: "−"; }
.detail-body { padding: 0 18px 18px; color: #665866; }
.page-hero { padding: clamp(64px, 9vw, 106px) 0 clamp(46px, 7vw, 76px); background: linear-gradient(180deg, rgba(255,240,246,.8), rgba(255,247,251,0)); }
.page-hero .lead { max-width: 790px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; color: var(--muted); font-size: .92rem; }
.breadcrumbs a { color: var(--pink-dark); }
.stat-strip { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-top: 32px; }
.stat-strip div { padding: 18px; border: 1px solid var(--border); border-radius: 18px; background: rgba(255,255,255,.75); }
.stat-strip strong { display: block; margin-bottom: 4px; color: var(--title); }
.steps { counter-reset: step; display: grid; gap: 16px; }
.step { position: relative; padding: 24px 24px 24px 78px; border: 1px solid var(--border); border-radius: 22px; background: #fff; }
.step::before { counter-increment: step; content: counter(step); position: absolute; left: 22px; top: 22px; width: 38px; height: 38px; display: grid; place-items: center; border-radius: 13px; color: #fff; font-weight: 900; background: linear-gradient(135deg, var(--pink), var(--purple)); }
.timeline { position: relative; display: grid; gap: 24px; }
.timeline::before { content: ""; position: absolute; top: 12px; bottom: 12px; left: 18px; width: 2px; background: rgba(255,98,159,.22); }
.timeline-item { position: relative; padding-left: 58px; }
.timeline-item::before { content: ""; position: absolute; left: 8px; top: 6px; width: 22px; height: 22px; border: 6px solid #fff; border-radius: 50%; background: var(--pink); box-shadow: 0 0 0 1px var(--border); }
.callout { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: clamp(28px, 5vw, 48px); border-radius: 30px; background: linear-gradient(135deg, #fff0f6, #f4efff); border: 1px solid var(--border); }
.callout p { max-width: 760px; margin: 0; }
.site-footer { background: #30232D; color: #FFEAF3; padding: 64px 0 0; }
.footer-shell { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; display: grid; grid-template-columns: 1.1fr 2fr; gap: 60px; }
.footer-brand p { max-width: 390px; color: rgba(255,234,243,.72); }
.footer-logo-text { display: block; margin-bottom: 18px; color: #fff; }
.footer-brand img { width: auto; max-height: 48px; margin-bottom: 18px; object-fit: contain; }
.footer-links { display: grid; grid-template-columns: repeat(4,1fr); gap: 26px; }
.footer-links h2 { color: #fff; font-size: 1rem; }
.footer-links a { display: block; min-height: 36px; color: rgba(255,234,243,.72); font-size: .94rem; }
.footer-links a:hover, .footer-links a:focus-visible { color: #fff; }
.footer-bottom { width: min(calc(100% - 40px), var(--max)); margin: 42px auto 0; padding: 22px 0 26px; display: flex; justify-content: space-between; gap: 24px; border-top: 1px solid rgba(255,255,255,.10); color: rgba(255,234,243,.64); font-size: .88rem; }
.footer-bottom p { margin: 0; }
.mobile-bottom-nav { display: none; }
@media (max-width: 1050px) {
  .desktop-nav { gap: 12px; font-size: .92rem; }
  .nav-shell { gap: 16px; }
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .footer-shell { grid-template-columns: 1fr; gap: 38px; }
}
@media (max-width: 860px) {
  :root { --header-h: 68px; }
  .nav-shell { width: min(calc(100% - 22px), 1260px); grid-template-columns: 46px 1fr auto; gap: 10px; }
  .mobile-nav-start { display: block; }
  .brand-mark { justify-self: center; }
  .brand-text { font-size: 1.15rem; }
  .brand-text::before { width: 26px; height: 26px; margin-right: 6px; }
  .desktop-nav, .desktop-menu-button { display: none; }
  .nav-actions .button-small { min-height: 44px; padding: 10px 14px; }
  .hero-grid, .split { grid-template-columns: 1fr; }
  .hero-visual { min-height: 380px; }
  .grid-3 { grid-template-columns: repeat(2,1fr); }
  .mosaic { grid-template-columns: 1fr 1fr; }
  .mosaic .card:nth-child(1), .mosaic .card:nth-child(5) { grid-row: auto; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .footer-links { grid-template-columns: repeat(2,1fr); }
  .callout { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 620px) {
  body { padding-bottom: calc(74px + env(safe-area-inset-bottom)); }
  h1 { font-size: clamp(2.4rem, 14vw, 3.7rem); }
  .container, .narrow { width: min(calc(100% - 28px), var(--max)); }
  .brand-mark img { max-width: 128px; max-height: 40px; }
  .nav-actions .button-small { font-size: .82rem; padding-inline: 12px; }
  .hero { padding-top: 54px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button, .hero-actions .text-link { width: 100%; justify-content: center; }
  .hero-visual { min-height: 330px; }
  .phone-card { min-height: 360px; border-radius: 32px; }
  .float-chip { font-size: .78rem; }
  .float-chip.one { left: -8px; top: 88px; }
  .float-chip.two { right: -8px; bottom: 58px; }
  .grid-2, .grid-3, .grid-4, .mosaic { grid-template-columns: 1fr; }
  .card { border-radius: 20px; }
  .stat-strip { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr 1fr; gap: 24px 16px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; padding-bottom: 18px; }
  .drawer-nav { grid-template-columns: 1fr; }
  .mobile-bottom-nav { position: fixed; z-index: 1000; left: 10px; right: 10px; bottom: max(10px, env(safe-area-inset-bottom)); display: grid; grid-template-columns: repeat(4,1fr); min-height: 62px; padding: 6px; border: 1px solid rgba(255,98,159,.20); border-radius: 22px; background: rgba(255,255,255,.94); backdrop-filter: blur(16px); box-shadow: 0 14px 38px rgba(74,38,61,.16); }
  .mobile-bottom-nav a { min-height: 50px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; border-radius: 16px; color: #7a6876; font-size: .76rem; font-weight: 750; }
  .mobile-bottom-nav a span { font-size: 1.15rem; line-height: 1; }
  .mobile-bottom-nav a.is-current { color: var(--pink-dark); background: var(--surface-pink); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}