:root {
    --brand: rgb(255, 80, 0);
    --brand-dark: #E85A00;
    --light-orange: #FFF3EC;
    --page-bg: #F6F6F6;
    --text: #222222;
    --muted: #555555;
    --soft: #777777;
    --footer: #1F1F1F;
    --radius: 18px;
    --shadow: 0 12px 34px rgba(30, 30, 30, 0.10);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    color: var(--text);
    background: var(--page-bg);
    line-height: 1.75;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
.inner-wrap { width: min(1200px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    box-shadow: 0 8px 18px rgba(0,0,0,0.04);
}
.desktop-header { display: none; }
.mobile-topbar {
    height: 62px;
    display: grid;
    grid-template-columns: 44px 1fr auto;
    align-items: center;
    gap: 8px;
    padding: 0 12px;
}
.menu-toggle {
    width: 42px;
    height: 42px;
    border: 0;
    border-radius: 12px;
    background: #111;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    cursor: pointer;
}
.menu-toggle span { width: 20px; height: 2px; background: #fff; border-radius: 20px; }
.mobile-logo { justify-self: center; display: inline-flex; align-items: center; }
.mobile-logo img { max-height: 38px; max-width: 138px; object-fit: contain; }
.brand-logo img, .drawer-logo img, .footer-brand img { max-height: 46px; object-fit: contain; }
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 22px;
    border-radius: 999px;
    background: var(--brand);
    color: #fff;
    font-weight: 700;
    line-height: 1;
    box-shadow: 0 10px 24px rgba(255,80,0,.26);
    transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
}
.main-btn:hover { background: var(--brand-dark); transform: translateY(-2px); box-shadow: 0 14px 28px rgba(232,90,0,.28); }
.header-btn { padding: 9px 14px; font-size: 14px; white-space: nowrap; }
.mobile-drawer {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(84vw, 320px);
    background: #fff;
    z-index: 80;
    transform: translateX(-105%);
    transition: transform .28s ease;
    box-shadow: 18px 0 40px rgba(0,0,0,.18);
    padding: 18px;
    overflow-y: auto;
}
.drawer-open .mobile-drawer { transform: translateX(0); }
.drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.56);
    z-index: 70;
    opacity: 0;
    pointer-events: none;
    transition: opacity .28s ease;
}
.drawer-open .drawer-overlay { opacity: 1; pointer-events: auto; }
.drawer-open { overflow: hidden; }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 18px; border-bottom: 1px solid #eee; }
.drawer-close { width: 38px; height: 38px; border: 0; border-radius: 999px; background: var(--light-orange); color: var(--brand); font-size: 28px; line-height: 1; cursor: pointer; }
.drawer-nav { display: grid; gap: 8px; padding-top: 18px; }
.drawer-link { padding: 12px 14px; border-radius: 14px; color: #252525; font-weight: 650; background: #fafafa; }
.drawer-link.is-active { color: var(--brand); background: var(--light-orange); }
.hero-section {
    position: relative;
    background: linear-gradient(108deg, rgba(0,0,0,.90) 0%, rgba(0,0,0,.78) 46%, rgba(0,0,0,.54) 100%), url('banner.webp');
    background-size: cover;
    background-position: center;
    overflow: hidden;
    color: #fff;
}
.hero-section::after {
    content: "";
    position: absolute;
    inset: auto -8% -60px 38%;
    height: 190px;
    background: var(--brand);
    opacity: .18;
    transform: skewY(-6deg);
}
.hero-inner {
    position: relative;
    z-index: 2;
    width: min(1240px, calc(100% - 32px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    align-items: center;
    padding: 52px 0 48px;
    text-align: center;
}
.eyebrow, .tag-label {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(255,80,0,.12);
    color: var(--brand);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .02em;
}
.hero-content .eyebrow { margin: 0 auto 12px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,80,0,.36); }
.hero-title { margin: 0 0 14px; font-size: clamp(34px, 8vw, 64px); line-height: 1.08; color: var(--brand); letter-spacing: -1px; }
.hero-desc { margin: 0 auto 22px; max-width: 640px; color: #F1F1F1; font-size: 16px; }
.hero-actions { display: flex; justify-content: center; margin-bottom: 18px; }
.hero-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.hero-tags span { padding: 7px 12px; border-radius: 999px; color: #fff; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.15); font-size: 13px; }
.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; }
.hero-visual::before {
    content: "";
    position: absolute;
    width: 78%;
    height: 72%;
    border-radius: 28px;
    background: radial-gradient(circle, rgba(255,80,0,.32), rgba(255,80,0,.04) 70%);
    transform: skewX(-10deg);
}
.hero-visual img { position: relative; z-index: 2; width: 100%; max-height: 320px; object-fit: contain; filter: drop-shadow(0 22px 40px rgba(0,0,0,.45)); }
.quick-links { width: min(1180px, calc(100% - 32px)); margin: 18px auto 0; position: relative; z-index: 5; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.quick-card { background: #fff; border-radius: 16px; padding: 16px; box-shadow: var(--shadow); border: 1px solid rgba(255,80,0,.08); min-height: 138px; display: flex; flex-direction: column; justify-content: space-between; }
.quick-num { color: var(--brand); font-size: 13px; font-weight: 900; }
.quick-card h3 { margin: 6px 0 6px; font-size: 17px; line-height: 1.35; }
.quick-card p { margin: 0 0 8px; color: var(--muted); font-size: 14px; line-height: 1.55; }
.text-link { color: var(--brand); font-weight: 800; text-decoration: underline; text-underline-offset: 5px; text-decoration-thickness: 1px; }
.text-link:hover { color: var(--brand-dark); }
.section { padding: 56px 0; }
.section.alt { background: #fff; }
.section.soft { background: var(--light-orange); }
.section-head { margin-bottom: 24px; }
.section-head.center { text-align: center; max-width: 760px; margin-left: auto; margin-right: auto; }
.section-kicker { color: var(--brand); font-weight: 900; font-size: 14px; }
.section-title { margin: 4px 0 10px; font-size: clamp(28px, 4vw, 42px); line-height: 1.18; color: #161616; }
.section-desc { color: var(--muted); margin: 0; font-size: 16px; }
.feature-layout { display: grid; gap: 18px; }
.feature-large, .feature-small { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; border: 1px solid rgba(0,0,0,.04); }
.feature-large { display: grid; }
.feature-img { background: linear-gradient(135deg, #fff, var(--light-orange)); padding: 18px; min-height: 190px; display: flex; align-items: center; justify-content: center; }
.feature-img img { max-height: 230px; width: 100%; object-fit: contain; }
.feature-body { padding: 22px; }
.feature-body h3 { margin: 8px 0 10px; font-size: 23px; }
.feature-body p { color: var(--muted); margin: 0 0 14px; }
.feature-side { display: grid; gap: 18px; }
.feature-small { display: grid; grid-template-columns: 108px 1fr; align-items: center; }
.feature-small .feature-img { min-height: 150px; padding: 12px; }
.feature-small .feature-img img { max-height: 125px; }
.feature-small .feature-body { padding: 16px; }
.feature-small h3 { font-size: 18px; margin: 6px 0; }
.dual-grid { display: grid; gap: 22px; }
.dual-card { background: #fff; border-radius: 22px; box-shadow: var(--shadow); overflow: hidden; display: grid; border: 1px solid rgba(0,0,0,.04); }
.dual-image { padding: 18px; background: linear-gradient(145deg, #111 0%, #222 54%, #3a1608 100%); display: flex; align-items: center; justify-content: center; }
.dual-image img { width: 100%; max-height: 260px; object-fit: contain; }
.dual-content { padding: 24px; }
.dual-content h3 { margin: 8px 0 10px; font-size: 26px; }
.dual-content p { color: var(--muted); margin: 0 0 14px; }
.check-list { list-style: none; padding: 0; margin: 16px 0; display: grid; gap: 9px; }
.check-list li { position: relative; padding-left: 22px; color: #3c3c3c; }
.check-list li::before { content: ""; width: 8px; height: 8px; border-radius: 999px; background: var(--brand); position: absolute; left: 2px; top: 12px; }
.zone-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
.zone-card { background: #fff; border-radius: 20px; box-shadow: var(--shadow); overflow: hidden; border: 1px solid rgba(255,80,0,.08); }
.zone-card.zone-large { background: linear-gradient(180deg, #fff, #fff8f4); }
.zone-image { min-height: 160px; padding: 16px; display: flex; align-items: center; justify-content: center; background: #fff7f2; }
.zone-image img { width: 100%; max-height: 210px; object-fit: contain; }
.zone-body { padding: 20px; }
.zone-body h3 { margin: 8px 0 10px; font-size: 22px; }
.zone-body p { color: var(--muted); margin: 0 0 14px; }
.app-panel { background: linear-gradient(120deg, #fff 0%, #fff7f2 100%); border-radius: 24px; box-shadow: var(--shadow); padding: 24px; display: grid; gap: 20px; align-items: center; overflow: hidden; border: 1px solid rgba(255,80,0,.10); }
.app-copy h2 { margin: 8px 0 12px; font-size: clamp(28px, 4vw, 42px); line-height: 1.16; }
.app-copy p { color: var(--muted); margin: 0 0 16px; }
.app-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 14px 0 18px; }
.app-tags span { background: #fff; border: 1px solid rgba(255,80,0,.18); color: var(--brand); border-radius: 999px; padding: 7px 12px; font-weight: 750; font-size: 13px; }
.app-visual { display: flex; justify-content: center; align-items: center; background: radial-gradient(circle, rgba(255,80,0,.18), transparent 68%); }
.app-visual img { width: 100%; max-height: 360px; object-fit: contain; }
.service-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.service-card { background: #fff; border-radius: 18px; padding: 22px; box-shadow: var(--shadow); border: 1px solid rgba(255,80,0,.08); }
.service-card strong { display: inline-flex; color: var(--brand); font-size: 14px; margin-bottom: 8px; }
.service-card h3 { margin: 0 0 8px; font-size: 20px; }
.service-card p { margin: 0; color: var(--muted); }
.notice-panel { background: #202020; color: #ededed; border-radius: 22px; padding: 26px; display: grid; gap: 14px; box-shadow: 0 14px 34px rgba(0,0,0,.16); }
.notice-panel h2 { color: var(--brand); margin: 0; font-size: 28px; }
.notice-panel p { margin: 0; color: #e5e5e5; }
.notice-list { margin: 8px 0 0; padding-left: 20px; color: #eee; }
.faq-grid { display: grid; gap: 14px; }
.faq-item { background: #fff; border-radius: 18px; padding: 20px; box-shadow: var(--shadow); border: 1px solid rgba(0,0,0,.04); }
.faq-item h3 { margin: 0 0 8px; font-size: 19px; color: #151515; }
.faq-item p { margin: 0; color: var(--muted); }
.page-hero { background: linear-gradient(110deg, #080808 0%, #1e1e1e 52%, #3b1506 100%); color: #fff; padding: 58px 0; position: relative; overflow: hidden; }
.page-hero::after { content: ""; position: absolute; inset: -80px -180px auto auto; width: 420px; height: 220px; background: rgba(255,80,0,.18); transform: rotate(-12deg); border-radius: 40px; }
.page-hero .inner-wrap { position: relative; z-index: 2; }
.breadcrumb { color: rgba(255,255,255,.72); font-size: 14px; margin-bottom: 10px; }
.page-hero h1 { margin: 0 0 12px; color: var(--brand); font-size: clamp(32px, 5vw, 52px); line-height: 1.14; }
.page-hero p { max-width: 780px; margin: 0; color: #f0f0f0; font-size: 17px; }
.content-wrap { padding: 56px 0; }
.content-grid { display: grid; gap: 22px; }
.content-card { background: #fff; border-radius: 20px; padding: 24px; box-shadow: var(--shadow); border: 1px solid rgba(0,0,0,.04); }
.content-card h2, .content-card h3 { margin-top: 0; color: #161616; }
.content-card p { color: var(--muted); margin: 0 0 14px; }
.content-card p:last-child { margin-bottom: 0; }
.media-card { display: grid; gap: 20px; align-items: center; }
.media-visual { background: linear-gradient(140deg, #fff8f4, #fff); border-radius: 18px; padding: 18px; display: flex; align-items: center; justify-content: center; min-height: 220px; }
.media-visual.dark { background: linear-gradient(140deg, #161616, #331406); }
.media-visual img { max-height: 340px; width: 100%; object-fit: contain; }
.points-grid { display: grid; gap: 14px; margin-top: 18px; }
.point { background: #fff7f2; border: 1px solid rgba(255,80,0,.12); border-radius: 16px; padding: 16px; }
.point strong { color: var(--brand); display: block; margin-bottom: 6px; }
.point p { margin: 0; color: var(--muted); }
.step-list { counter-reset: steps; list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 14px; }
.step-list li { counter-increment: steps; background: #fff7f2; border-radius: 16px; padding: 16px 16px 16px 58px; position: relative; color: var(--muted); border: 1px solid rgba(255,80,0,.10); }
.step-list li::before { content: counter(steps); position: absolute; left: 16px; top: 18px; width: 28px; height: 28px; border-radius: 999px; display: grid; place-items: center; background: var(--brand); color: #fff; font-weight: 800; }
.site-footer { background: var(--footer); color: #d8d8d8; padding: 48px 0 24px; }
.footer-grid { display: grid; gap: 26px; }
.footer-brand img { max-height: 48px; margin-bottom: 14px; }
.footer-brand p { margin: 0; color: #d8d8d8; }
.footer-links { display: grid; gap: 8px; align-content: start; }
.footer-links h3 { color: #fff; margin: 0 0 8px; font-size: 18px; }
.footer-links a { color: #d8d8d8; }
.footer-links a:hover { color: var(--brand); }
.footer-note { border-top: 1px solid rgba(255,255,255,.12); margin-top: 32px; padding-top: 18px; color: #cfcfcf; font-size: 14px; }
.footer-note p { margin: 4px 0; }
@media (min-width: 640px) {
    .quick-links { grid-template-columns: repeat(3, 1fr); }
    .service-grid, .points-grid { grid-template-columns: repeat(2, 1fr); }
    .zone-grid { grid-template-columns: repeat(2, 1fr); }
    .faq-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
    .mobile-topbar { display: none; }
    .desktop-header { height: 76px; display: grid; grid-template-columns: 170px 1fr auto; gap: 18px; align-items: center; }
    .desktop-nav { display: flex; align-items: center; justify-content: center; gap: 4px; }
    .nav-link { padding: 8px 9px; border-radius: 999px; color: #252525; font-weight: 700; font-size: 14px; white-space: nowrap; }
    .nav-link:hover, .nav-link.is-active { color: var(--brand); background: var(--light-orange); }
    .header-btn { padding: 12px 22px; font-size: 15px; }
    .hero-inner { grid-template-columns: .95fr 1.05fr; gap: 42px; padding: 70px 0 82px; text-align: left; }
    .hero-content .eyebrow, .hero-desc { margin-left: 0; }
    .hero-actions, .hero-tags { justify-content: flex-start; }
    .hero-visual img { max-height: 520px; }
    .quick-links { margin-top: -34px; grid-template-columns: repeat(5, 1fr); }
    .quick-card { min-height: 150px; }
    .feature-layout { grid-template-columns: 1.2fr .8fr; }
    .feature-large { grid-template-columns: .95fr 1.05fr; align-items: center; }
    .dual-grid { grid-template-columns: repeat(2, 1fr); }
    .dual-card { grid-template-columns: 1fr; }
    .zone-grid { grid-template-columns: repeat(4, 1fr); }
    .zone-card.zone-large { grid-column: span 2; }
    .app-panel { grid-template-columns: 1fr .9fr; padding: 34px; }
    .service-grid { grid-template-columns: repeat(3, 1fr); }
    .content-grid.two { grid-template-columns: repeat(2, 1fr); }
    .media-card { grid-template-columns: 1fr .9fr; }
    .footer-grid { grid-template-columns: 1.3fr repeat(3, 1fr); }
}
@media (min-width: 1120px) {
    .nav-link { padding: 9px 12px; font-size: 15px; }
}
@media (max-width: 380px) {
    .header-btn { padding: 8px 11px; font-size: 13px; }
    .mobile-logo img { max-width: 116px; }
    .quick-links { grid-template-columns: 1fr; }
}