:root {
    --bg: #FFF8FB;
    --surface: #FFFFFF;
    --soft: #FFF0F5;
    --purple-soft: #F6F2FF;
    --gray-soft: #F8F6F7;
    --title: #33262D;
    --text: #51444B;
    --muted: #7C6C75;
    --faint: #A09199;
    --pink: #FF5F9F;
    --pink-deep: #D94A82;
    --coral: #FF92AA;
    --purple: #8973E6;
    --purple-deep: #6150AD;
    --border: rgba(255,95,159,.16);
    --shadow: 0 14px 36px rgba(70,42,57,.08);
    --shadow-strong: 0 20px 48px rgba(217,74,130,.15);
    --header-h: 118px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; line-height: 1.75; overflow-x: hidden; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
:focus-visible { outline: 3px solid rgba(97,80,173,.45); outline-offset: 3px; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 2000; background: #fff; color: var(--title); padding: 10px 16px; border-radius: 12px; box-shadow: var(--shadow); }
.skip-link:focus { top: 16px; }
.site-shell { width: min(1240px, calc(100% - 40px)); margin-inline: auto; }
.site-header { position: fixed; inset: 0 0 auto 0; z-index: 1000; }
.utility-bar { height: 42px; background: rgba(255,248,251,.96); border-bottom: 1px solid var(--border); backdrop-filter: blur(14px); }
.utility-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.utility-brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.utility-brand strong { color: var(--title); }
.utility-brand span { color: var(--muted); font-size: 13px; white-space: nowrap; }
.utility-links { display: flex; align-items: center; gap: 8px; }
.utility-links a { min-height: 36px; display: inline-flex; align-items: center; padding: 0 12px; border-radius: 999px; font-size: 14px; color: var(--muted); }
.utility-links a:hover, .utility-links a.is-active { background: var(--soft); color: var(--pink-deep); }
.main-nav-wrap { height: 76px; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--border); backdrop-filter: blur(16px); box-shadow: 0 8px 22px rgba(70,42,57,.05); }
.main-nav { height: 100%; display: flex; align-items: center; gap: 16px; min-width: 0; }
.menu-toggle, .menu-close { border: 0; background: var(--soft); color: var(--title); min-height: 44px; border-radius: 14px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 14px; flex: 0 0 auto; }
.menu-toggle:hover, .menu-close:hover { background: #ffe4ee; }
.menu-bars { width: 18px; display: grid; gap: 4px; }
.menu-bars i { display: block; height: 2px; border-radius: 2px; background: var(--pink-deep); }
.brand-link { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; min-width: 132px; flex: 0 0 auto; }
.brand-logo-image { width: auto; max-height: 44px; object-fit: contain; }
.brand-logo-text { font-size: 24px; line-height: 1; font-weight: 850; letter-spacing: -.04em; background: linear-gradient(135deg, var(--pink-deep), var(--purple)); -webkit-background-clip: text; color: transparent; white-space: nowrap; }
.primary-nav { display: flex; align-items: center; justify-content: flex-start; gap: 4px; min-width: 0; flex: 1 1 auto; overflow: hidden; }
.primary-nav a { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 0 13px; border-radius: 13px; color: var(--muted); white-space: nowrap; font-weight: 650; }
.primary-nav a:hover, .primary-nav a.is-active { color: var(--pink-deep); background: var(--soft); }
.nav-cta, .button-primary { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; padding: 0 20px; border-radius: 14px; color: #fff; font-weight: 750; white-space: nowrap; background: linear-gradient(135deg, #FF92AA 0%, #FF5F9F 52%, #8973E6 100%); box-shadow: 0 10px 22px rgba(217,74,130,.18); }
.nav-cta:hover, .button-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow-strong); }
.button-secondary { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; padding: 0 19px; border-radius: 14px; background: #fff; color: var(--pink-deep); border: 1px solid var(--border); font-weight: 720; white-space: nowrap; }
.text-link { color: var(--pink-deep); font-weight: 720; display: inline-flex; align-items: center; min-height: 44px; }
.text-link::after { content: "→"; margin-left: 7px; }
.main-content { padding-top: var(--header-h); min-height: 70vh; }
.hero { padding: 72px 0 58px; position: relative; overflow: hidden; }
.hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; pointer-events: none; filter: blur(1px); }
.hero::before { width: 360px; height: 360px; right: -120px; top: -90px; background: rgba(137,115,230,.12); }
.hero::after { width: 300px; height: 300px; left: -110px; bottom: -160px; background: rgba(255,95,159,.11); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(380px, .98fr); gap: 54px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; min-height: 34px; padding: 0 13px; border-radius: 999px; background: var(--soft); color: var(--pink-deep); font-size: 14px; font-weight: 750; letter-spacing: .04em; }
h1, h2, h3 { color: var(--title); line-height: 1.25; margin-top: 0; }
h1 { font-size: clamp(38px, 5.3vw, 68px); letter-spacing: -.05em; margin-bottom: 22px; }
h2 { font-size: clamp(28px, 3vw, 42px); letter-spacing: -.035em; margin-bottom: 14px; }
h3 { font-size: 20px; margin-bottom: 10px; }
p { margin-top: 0; }
.hero-copy > p { font-size: 18px; color: var(--muted); max-width: 720px; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 28px; }
.hero-stage { min-height: 500px; position: relative; border-radius: 32px; background: linear-gradient(145deg, #fff, #fff1f6 58%, #f5f1ff); box-shadow: var(--shadow-strong); border: 1px solid rgba(255,255,255,.85); padding: 28px; display: grid; place-items: center; }
.hero-stage .content-image, .hero-stage .css-visual { width: 100%; aspect-ratio: 4 / 5; max-height: 440px; object-fit: cover; border-radius: 25px; }
.css-visual { min-height: 260px; border-radius: 24px; position: relative; overflow: hidden; background: linear-gradient(145deg, #FFE3ED, #F8F4FF 52%, #FFD6E4); }
.css-visual span { position: absolute; display: block; border-radius: 999px; background: rgba(255,255,255,.62); box-shadow: 0 10px 28px rgba(97,80,173,.1); }
.css-visual span:nth-child(1) { width: 44%; aspect-ratio: 1; left: 12%; top: 14%; }
.css-visual span:nth-child(2) { width: 58%; height: 19%; right: 9%; bottom: 18%; }
.css-visual span:nth-child(3) { width: 22%; aspect-ratio: 1; right: 12%; top: 19%; background: rgba(137,115,230,.2); }
.floating-note { position: absolute; max-width: 205px; background: rgba(255,255,255,.92); border: 1px solid var(--border); border-radius: 18px; padding: 14px 16px; box-shadow: var(--shadow); }
.floating-note strong { display: block; color: var(--title); margin-bottom: 3px; }
.floating-note span { display: block; font-size: 13px; color: var(--muted); line-height: 1.55; }
.note-one { left: -28px; top: 58px; }
.note-two { right: -24px; top: 210px; }
.note-three { left: 18px; bottom: 30px; }
.section { padding: 76px 0; }
.section-soft { background: var(--soft); }
.section-purple { background: var(--purple-soft); }
.section-gray { background: var(--gray-soft); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 30px; }
.section-heading > div { max-width: 760px; }
.section-heading p, .section-intro { color: var(--muted); margin-bottom: 0; }
.index-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 12px; }
.index-card { background: var(--surface); border: 1px solid var(--border); border-radius: 20px; padding: 20px; min-height: 205px; display: flex; flex-direction: column; box-shadow: 0 8px 24px rgba(70,42,57,.045); }
.index-card h3 { font-size: 18px; }
.index-card p { color: var(--muted); font-size: 14px; flex: 1; }
.cards-2, .cards-3, .cards-4, .cards-5, .cards-6 { display: grid; gap: 20px; }
.cards-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.cards-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.cards-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.cards-5 { grid-template-columns: repeat(5, minmax(0,1fr)); }
.cards-6 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 24px; padding: 26px; box-shadow: var(--shadow); }
.card p { color: var(--muted); }
.card .tag-row { margin-top: 16px; }
.tag-row, .tag-cloud { display: flex; flex-wrap: wrap; gap: 9px; }
.tag { display: inline-flex; align-items: center; min-height: 34px; padding: 0 12px; border-radius: 999px; background: var(--soft); color: var(--pink-deep); font-size: 14px; }
.timeline { position: relative; display: grid; gap: 18px; }
.timeline::before { content: ""; position: absolute; left: 22px; top: 10px; bottom: 10px; width: 2px; background: linear-gradient(var(--coral), var(--purple)); opacity: .5; }
.timeline-item { position: relative; margin-left: 58px; background: #fff; border: 1px solid var(--border); border-radius: 22px; padding: 24px; box-shadow: var(--shadow); }
.timeline-item::before { content: ""; position: absolute; left: -46px; top: 26px; width: 16px; height: 16px; border-radius: 50%; background: var(--pink); box-shadow: 0 0 0 7px #ffe8f0; }
.timeline-item small { color: var(--purple-deep); font-weight: 750; }
.split-feature { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: stretch; }
.visual-panel { min-height: 420px; background: #fff; border-radius: 28px; padding: 24px; border: 1px solid var(--border); box-shadow: var(--shadow); }
.visual-panel .content-image, .visual-panel .css-visual { width: 100%; height: 100%; min-height: 370px; object-fit: cover; }
.prose-panel { background: #fff; border: 1px solid var(--border); border-radius: 28px; padding: clamp(28px,4vw,46px); box-shadow: var(--shadow); }
.check-list { display: grid; gap: 12px; padding: 0; margin: 22px 0 0; list-style: none; }
.check-list li { position: relative; padding-left: 30px; color: var(--muted); }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--pink-deep); font-weight: 900; }
.step-list { counter-reset: steps; display: grid; gap: 16px; }
.step { counter-increment: steps; position: relative; background: #fff; border: 1px solid var(--border); border-radius: 22px; padding: 24px 24px 24px 72px; }
.step::before { content: counter(steps); position: absolute; left: 22px; top: 22px; width: 34px; height: 34px; border-radius: 12px; display: grid; place-items: center; color: #fff; font-weight: 800; background: linear-gradient(135deg, var(--coral), var(--purple)); }
.notice-box { border-radius: 24px; padding: 26px; background: linear-gradient(135deg, #fff, #fff0f5); border: 1px solid var(--border); }
.notice-box strong { color: var(--title); }
.quote-card { background: #fff; border: 1px solid var(--border); border-radius: 22px; padding: 24px; }
.quote-card p { margin-bottom: 0; }
.faq-list { display: grid; gap: 14px; }
details { background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: 0 20px; }
summary { min-height: 58px; display: flex; align-items: center; cursor: pointer; color: var(--title); font-weight: 750; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; margin-left: auto; color: var(--pink-deep); font-size: 22px; }
details[open] summary::after { content: "−"; }
details p { color: var(--muted); padding-bottom: 18px; margin: 0; }
.page-hero { padding: 64px 0 42px; background: linear-gradient(180deg, #fff7fb, #fff); }
.page-hero-inner { display: grid; grid-template-columns: minmax(0,1fr) 330px; gap: 40px; align-items: center; }
.page-hero h1 { font-size: clamp(38px,5vw,58px); margin-top: 14px; }
.page-hero p { max-width: 820px; font-size: 17px; color: var(--muted); }
.page-hero-art { min-height: 260px; }
.breadcrumbs { color: var(--faint); font-size: 14px; }
.breadcrumbs a:hover { color: var(--pink-deep); }
.article-section { padding: 62px 0; }
.article-section + .article-section { padding-top: 0; }
.article-lead { max-width: 820px; color: var(--muted); }
.article-grid { display: grid; grid-template-columns: minmax(0,1.45fr) minmax(280px,.55fr); gap: 28px; align-items: start; }
.article-main { display: grid; gap: 22px; }
.article-card { background: #fff; border: 1px solid var(--border); border-radius: 24px; padding: 30px; box-shadow: var(--shadow); }
.article-card p:last-child { margin-bottom: 0; }
.article-card ul { margin-bottom: 0; padding-left: 20px; color: var(--muted); }
.article-aside { position: sticky; top: calc(var(--header-h) + 24px); display: grid; gap: 18px; }
.aside-card { background: var(--purple-soft); border: 1px solid rgba(137,115,230,.16); border-radius: 22px; padding: 24px; }
.aside-card a { display: flex; align-items: center; min-height: 42px; color: var(--purple-deep); font-weight: 720; }
.aside-card a::after { content: "→"; margin-left: auto; }
.link-list { display: grid; gap: 10px; }
.link-list a { min-height: 44px; display: flex; align-items: center; padding: 0 14px; border-radius: 12px; background: var(--soft); color: var(--pink-deep); font-weight: 700; }
.service-end { margin-top: 26px; padding: 24px; border-radius: 22px; background: var(--soft); color: var(--muted); }
.site-footer { background: #30242B; color: #FFEAF2; padding: 64px 0 110px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(4,1fr); gap: 34px; }
.footer-grid h2 { color: #fff; font-size: 16px; margin-bottom: 14px; }
.footer-grid nav a { display: flex; min-height: 38px; align-items: center; color: rgba(255,234,242,.78); font-size: 14px; }
.footer-grid nav a:hover { color: #fff; }
.footer-intro p { max-width: 360px; color: rgba(255,234,242,.72); font-size: 14px; }
.footer-brand { display: inline-flex; margin-bottom: 18px; }
.footer-brand .brand-logo-text { color: #fff; background: none; -webkit-text-fill-color: initial; }
.footer-brand .brand-logo-image { filter: brightness(0) invert(1); }
.footer-notice { margin-top: 42px; padding-top: 26px; border-top: 1px solid rgba(255,234,242,.12); display: flex; justify-content: space-between; gap: 24px; color: rgba(255,234,242,.65); font-size: 13px; }
.footer-notice p { margin-bottom: 0; }
.quick-rail { position: fixed; z-index: 900; right: 16px; top: 50%; transform: translateY(-50%); width: 86px; display: grid; gap: 8px; padding: 9px; border-radius: 20px; background: rgba(255,255,255,.94); box-shadow: var(--shadow); border: 1px solid var(--border); }
.quick-rail a { min-height: 44px; display: grid; place-items: center; border-radius: 12px; color: var(--muted); font-size: 13px; text-align: center; }
.quick-rail a:hover, .quick-rail a.is-active { background: var(--soft); color: var(--pink-deep); }
.mobile-bottom-nav { display: none; }
.menu-overlay { position: fixed; inset: 0; background: rgba(48,36,43,.42); z-index: 1200; 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-menu { position: fixed; inset: 0 auto 0 0; width: min(470px, 88vw); z-index: 1300; background: #fff; transform: translateX(-104%); visibility: hidden; transition: transform .25s ease, visibility .25s ease; box-shadow: 24px 0 60px rgba(48,36,43,.18); display: flex; flex-direction: column; }
.channel-menu.is-open { transform: translateX(0); visibility: visible; }
.drawer-head { min-height: 80px; padding: 14px 18px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.drawer-brand { min-width: 0; display: flex; align-items: center; gap: 12px; }
.drawer-brand .brand-logo-image { max-width: 132px; }
.drawer-brand > span:last-child { display: none; }
.drawer-body { overflow-y: auto; padding: 20px 18px 40px; }
.drawer-body section + section { margin-top: 28px; }
.drawer-body h2 { font-size: 15px; color: var(--faint); margin-bottom: 10px; }
.drawer-body a { display: block; padding: 14px; border-radius: 16px; }
.drawer-body a:hover { background: var(--soft); }
.drawer-body strong { display: block; color: var(--title); }
.drawer-body span { display: block; color: var(--muted); font-size: 13px; margin-top: 3px; }
@media (max-width: 1380px) { .quick-rail { display: none; } }
@media (max-width: 1080px) {
    .primary-nav a { padding-inline: 9px; font-size: 14px; }
    .brand-link { min-width: 120px; }
    .index-grid { grid-template-columns: repeat(4,1fr); }
    .cards-5 { grid-template-columns: repeat(3,1fr); }
    .footer-grid { grid-template-columns: 1.4fr repeat(2,1fr); }
}
@media (max-width: 860px) {
    :root { --header-h: 68px; }
    .site-shell { width: min(100% - 32px, 1240px); }
    .utility-bar, .primary-nav { display: none; }
    .main-nav-wrap { height: 68px; }
    .main-nav { justify-content: space-between; gap: 10px; }
    .menu-toggle { width: 48px; padding: 0; }
    .menu-toggle > span:last-child { display: none; }
    .brand-link { position: absolute; left: 50%; transform: translateX(-50%); min-width: auto; max-width: 42%; }
    .brand-logo-text { font-size: 21px; }
    .brand-logo-image { max-width: 135px; max-height: 38px; }
    .nav-cta { min-height: 44px; padding-inline: 14px; font-size: 14px; margin-left: auto; }
    .hero { padding: 48px 0 44px; }
    .hero-grid, .split-feature, .page-hero-inner, .article-grid { grid-template-columns: 1fr; }
    .hero-stage { min-height: 420px; }
    .note-one { left: 10px; top: 20px; }
    .note-two { right: 10px; top: auto; bottom: 100px; }
    .note-three { left: 30px; bottom: 20px; }
    .page-hero-art { min-height: 230px; }
    .article-aside { position: static; }
    .cards-4, .cards-6 { grid-template-columns: repeat(2,1fr); }
    .cards-5 { grid-template-columns: repeat(2,1fr); }
    .footer-grid { grid-template-columns: repeat(2,1fr); }
    .footer-intro { grid-column: 1 / -1; }
    .footer-notice { display: grid; }
    .mobile-bottom-nav { position: fixed; z-index: 950; inset: auto 10px calc(8px + env(safe-area-inset-bottom)) 10px; min-height: 62px; border-radius: 20px; background: rgba(255,255,255,.96); box-shadow: 0 16px 42px rgba(70,42,57,.18); border: 1px solid var(--border); display: grid; grid-template-columns: repeat(5,1fr); padding: 6px; }
    .mobile-bottom-nav a { min-height: 48px; display: grid; place-items: center; border-radius: 14px; color: var(--muted); font-size: 13px; }
    .mobile-bottom-nav a.is-active { background: var(--soft); color: var(--pink-deep); font-weight: 800; }
    .site-footer { padding-bottom: 120px; }
}
@media (max-width: 640px) {
    .site-shell { width: calc(100% - 32px); }
    h1 { font-size: 39px; }
    h2 { font-size: 30px; }
    .hero-copy > p { font-size: 16px; }
    .hero-stage { min-height: 370px; padding: 18px; }
    .floating-note { position: static; max-width: none; margin-top: 10px; }
    .hero-stage { display: block; }
    .hero-stage .content-image, .hero-stage .css-visual { height: 270px; min-height: 270px; aspect-ratio: auto; }
    .section, .article-section { padding: 54px 0; }
    .section-heading { display: block; }
    .section-heading .text-link { margin-top: 10px; }
    .index-grid, .cards-2, .cards-3, .cards-4, .cards-5, .cards-6 { grid-template-columns: 1fr; }
    .index-card { min-height: auto; }
    .timeline-item { margin-left: 46px; padding: 22px; }
    .timeline::before { left: 16px; }
    .timeline-item::before { left: -38px; }
    .page-hero { padding-top: 46px; }
    .article-card, .prose-panel, .card { padding: 24px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px 18px; }
    .footer-intro { grid-column: 1 / -1; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}