:root {
    color-scheme: light;
    --ink: #17223b;
    --muted: #65708a;
    --line: #dfe5f1;
    --surface: #ffffff;
    --surface-soft: #f5f7fc;
    --accent: #e87926;
    --accent-dark: #c95d12;
    --accent-soft: #fff2e8;
    --blue: #4968d8;
    --orange: #f28a2e;
    font-family: "Microsoft YaHei UI", "Microsoft YaHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--surface); font-size: 16px; line-height: 1.65; }
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.narrow { max-width: 760px; }
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.94); border-bottom: 1px solid rgba(223,229,241,.82); backdrop-filter: blur(16px); }
.nav-bar { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; letter-spacing: .04em; white-space: nowrap; }
.brand-mark { width: 34px; height: 34px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center; color: #fff; background: linear-gradient(145deg, #f69a43, #df6e1e); box-shadow: inset 0 1px 0 rgba(255,255,255,.35), 0 6px 15px rgba(221,104,26,.18); font-size: 17px; letter-spacing: 0; }
.nav-links { display: flex; align-items: center; gap: 24px; color: var(--muted); font-size: 14px; }
.nav-links a:hover { color: var(--ink); }
.nav-action { min-height: 38px; padding: 0 16px; border-radius: 10px; display: inline-flex; align-items: center; color: #fff; background: var(--ink); font-size: 13px; font-weight: 700; white-space: nowrap; }
.hero { padding: 68px 0 60px; background: radial-gradient(circle at 83% 14%, #fff0df 0, transparent 31%), linear-gradient(180deg, #fafbff 0%, #fff 100%); }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 56px; align-items: center; }
.hero-content { padding: 12px 0; }
.eyebrow { margin: 0 0 14px; color: var(--accent-dark); font-size: 13px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 20px; font-size: clamp(40px, 5vw, 60px); line-height: 1.14; letter-spacing: -.04em; }
h2 { margin-bottom: 14px; font-size: clamp(28px, 3.5vw, 38px); line-height: 1.24; letter-spacing: -.03em; }
.hero-copy, .section-copy { max-width: 680px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.hero-actions { display: flex; gap: 12px; margin: 24px 0 14px; flex-wrap: wrap; }
.button { min-height: 46px; padding: 0 22px; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; }
.button.primary { color: #fff; background: var(--accent); }
.button.primary:hover { background: var(--accent-dark); }
.button.secondary { color: var(--ink); background: #eef1f8; }
.button.disabled { cursor: default; opacity: .74; }
.quiet { color: var(--muted); font-size: 14px; }
.hero-notes { display: flex; gap: 8px 18px; flex-wrap: wrap; color: var(--muted); font-size: 14px; }
.hero-notes span { display: inline-flex; align-items: center; gap: 7px; }
.hero-notes span::before { width: 5px; height: 5px; border-radius: 50%; content: ""; background: #68a87d; }
.product-preview { min-height: 334px; padding: 26px 28px 24px; border: 1px solid #e2e6ef; border-radius: 30px; display: flex; flex-direction: column; justify-content: center; background: rgba(255,255,255,.96); box-shadow: 0 28px 75px rgba(49,62,103,.14); transform: rotate(1.2deg); }
.preview-toolbar { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 13px; }
.preview-dot { width: 9px; height: 9px; border-radius: 50%; background: #56a56e; box-shadow: 0 0 0 5px #eaf6ed; }
.preview-live { margin-left: auto; padding: 6px 10px; border-radius: 999px; color: #3b744c; background: #edf8f0; font-weight: 700; }
.preview-time { margin: 28px 0 22px; align-self: center; color: #15213b; font-size: clamp(78px, 9vw, 110px); font-variant-numeric: tabular-nums; letter-spacing: -.075em; line-height: 1; }
.preview-progress { height: 6px; overflow: hidden; border-radius: 99px; background: #edf0f6; }
.preview-progress span { width: 72%; height: 100%; display: block; border-radius: inherit; background: linear-gradient(90deg, var(--orange), #f5ad62); }
.preview-actions { margin-top: 23px; display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; }
.preview-actions span { padding: 10px 6px; border-radius: 10px; color: var(--muted); background: #f4f6fa; text-align: center; font-size: 12px; font-weight: 700; }
.section { padding: 62px 0; }
.muted-section { background: var(--surface-soft); }
.home-proof { border-top: 1px solid #f0f2f7; border-bottom: 1px solid #edf0f5; }
.proof-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.proof-grid div { padding: 24px 30px; display: flex; flex-direction: column; gap: 6px; border-right: 1px solid var(--line); }
.proof-grid div:first-child { padding-left: 0; }
.proof-grid div:last-child { border-right: 0; }
.proof-grid strong { font-size: 15px; }
.proof-grid span { color: var(--muted); font-size: 13px; }
.home-section { padding: 70px 0; }
.section-heading { margin-bottom: 30px; }
.split-heading { display: grid; grid-template-columns: 1.05fr .95fr; gap: 70px; align-items: end; }
.split-heading .section-copy { margin-bottom: 8px; font-size: 16px; }
.scenario-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.scenario-card { min-height: 240px; padding: 24px; border: 1px solid var(--line); border-radius: 22px; display: flex; flex-direction: column; justify-content: flex-end; background: #fff; }
.scenario-card::before { height: 74px; margin-bottom: auto; border-radius: 17px; content: ""; background: linear-gradient(135deg, #fff2e6, #f8d8bd); }
.scenario-meeting::before { background: linear-gradient(135deg, #edf1ff, #d9e0fb); }
.scenario-event::before { background: linear-gradient(135deg, #eaf7ed, #d5ecd9); }
.card-index { margin: 22px 0 12px; color: var(--accent); font: 700 12px/1 system-ui,sans-serif; letter-spacing: .14em; }
.scenario-card h3 { margin-bottom: 10px; font-size: 22px; }
.scenario-card p { margin-bottom: 0; color: var(--muted); line-height: 1.7; }
.feature-intro-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 92px; align-items: center; }
.feature-intro-copy .section-copy { font-size: 16px; }
.text-link { margin-top: 18px; display: inline-flex; align-items: center; gap: 8px; color: var(--accent-dark); font-weight: 800; }
.text-link span { transition: transform .2s ease; }
.text-link:hover span { transform: translateX(4px); }
.capability-list { border-top: 1px solid var(--line); }
.capability-list div { min-height: 68px; padding: 0 4px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 24px; }
.capability-list span { color: var(--accent); font-size: 12px; font-weight: 800; }
.capability-list strong { font-size: 18px; }
.home-cta-section { padding-top: 42px; }
.home-cta, .page-cta { padding: 34px 40px; border-radius: 24px; display: flex; align-items: center; justify-content: space-between; gap: 28px; color: #fff; background: var(--ink); }
.home-cta .eyebrow { color: #f5ad69; }
.home-cta h2, .page-cta h2 { margin-bottom: 10px; }
.home-cta p, .page-cta p { margin-bottom: 0; color: #c7cfdf; }
.home-cta .button, .page-cta .button { flex: 0 0 auto; }
.page-hero { padding: 62px 0 54px; background: radial-gradient(circle at 82% 10%, #fff0e3 0, transparent 30%), var(--surface-soft); }
.compact-hero { text-align: center; }
.narrow-heading { max-width: 780px; }
.compact-hero .hero-copy { margin: 0 auto; }
.compact-hero h1 { font-size: clamp(38px,5vw,54px); }
.detail-feature-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.detail-feature-grid article { min-height: 210px; padding: 26px; border: 1px solid var(--line); border-radius: 20px; }
.detail-feature-grid h2 { margin: 17px 0 10px; font-size: 24px; }
.detail-feature-grid p { margin-bottom: 0; color: var(--muted); line-height: 1.8; }
.feature-number { color: var(--accent); font-size: 12px; font-weight: 800; letter-spacing: .14em; }
.workflow-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 56px; }
.workflow-list { margin: 0; padding: 0; list-style: none; }
.workflow-list li { padding: 17px 0; border-bottom: 1px solid var(--line); display: flex; gap: 17px; }
.workflow-list li:first-child { padding-top: 0; }
.workflow-list li > span { width: 34px; height: 34px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; color: var(--accent-dark); background: var(--accent-soft); font-weight: 800; }
.workflow-list p { margin: 7px 0 0; color: var(--muted); }
.page-cta-section { padding-top: 32px; }
.download-hero { padding: 62px 0; }
.download-hero-grid { display: grid; grid-template-columns: 1fr .8fr; gap: 56px; align-items: center; }
.download-meta { display: flex; gap: 10px; flex-wrap: wrap; }
.download-meta span { padding: 7px 11px; border-radius: 999px; color: var(--muted); background: #fff; border: 1px solid var(--line); font-size: 12px; }
.download-card { padding: 26px; border: 1px solid #e0e5ef; border-radius: 22px; background: #fff; box-shadow: 0 18px 46px rgba(49,62,103,.09); }
.download-card h2 { margin: 13px 0 10px; font-size: 27px; }
.download-card p { color: var(--muted); line-height: 1.7; }
.download-card small { margin-top: 14px; display: block; color: var(--muted); text-align: center; }
.download-badge { color: var(--accent-dark); font-size: 12px; font-weight: 800; letter-spacing: .1em; }
.install-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.install-grid div { padding: 21px 23px; border-left: 2px solid var(--accent-soft); }
.install-grid span { color: var(--accent); font-size: 12px; font-weight: 800; }
.install-grid h3 { margin: 18px 0 10px; }
.install-grid p { margin: 0; color: var(--muted); line-height: 1.7; }
.download-notice { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items: center; }
.download-notice p:last-child { color: var(--muted); line-height: 1.8; }
.guide-layout { display: grid; grid-template-columns: 210px 1fr; gap: 54px; align-items: start; }
.guide-nav { position: sticky; top: 84px; padding: 18px; border: 1px solid var(--line); border-radius: 15px; display: flex; flex-direction: column; gap: 10px; }
.guide-nav strong { margin-bottom: 5px; }
.guide-nav a { color: var(--muted); font-size: 14px; }
.guide-nav a:hover { color: var(--accent-dark); }
.guide-content > section { padding: 4px 0 34px; scroll-margin-top: 88px; }
.guide-content > section + section { padding-top: 34px; border-top: 1px solid var(--line); }
.guide-content > section > span { color: var(--accent); font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.guide-content h2 { margin: 12px 0; font-size: 27px; }
.guide-content p { color: var(--muted); line-height: 1.85; }
.faq-section details { padding: 18px 0; border-bottom: 1px solid var(--line); }
.faq-section summary { cursor: pointer; font-weight: 800; }
.faq-section details p { margin: 12px 0 0; }
.professional-hero { background: linear-gradient(180deg,#fafbff,#fff); }
.edition-summary { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.edition-summary article { padding: 25px; border: 1px solid var(--line); border-radius: 20px; }
.edition-summary article > span { color: var(--muted); font-size: 12px; font-weight: 800; }
.edition-summary h2 { margin: 12px 0 9px; font-size: 27px; }
.edition-summary p { color: var(--muted); line-height: 1.7; }
.professional-summary { background: var(--surface-soft); }
.secondary-pricing { margin-top: 28px; }
.pricing-note { margin-top: 20px; color: var(--muted); font-size: 13px; text-align: center; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; margin-top: 28px; }
.feature-grid article { padding: 22px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); }
.feature-grid h3 { margin-bottom: 12px; }
.feature-grid p { margin-bottom: 0; color: var(--muted); line-height: 1.7; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; }
.price-card { position: relative; padding: 25px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); }
.price-card.featured { border-color: var(--accent); box-shadow: 0 18px 44px rgba(76, 103, 232, .14); }
.price { margin: 16px 0 7px; font-size: 46px; font-weight: 800; letter-spacing: -.05em; }
.price span { margin-right: 4px; font-size: 22px; vertical-align: 18px; }
.recommendation { position: absolute; top: 18px; right: 18px; padding: 5px 10px; border-radius: 99px; color: #fff; background: var(--orange); font-size: 12px; font-weight: 800; }
.price-card .button { width: 100%; margin-top: 18px; }
.trust-panel { padding: 28px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; border: 1px solid var(--line); border-radius: 20px; }
.trust-panel div { display: flex; flex-direction: column; gap: 8px; }
.trust-panel span { color: var(--muted); font-size: 14px; }
.legal-page h1 { font-size: clamp(38px, 5vw, 56px); }
.legal-page h2 { margin-top: 36px; font-size: 24px; }
.legal-page p { color: var(--muted); line-height: 1.8; }
.notice { padding: 16px 18px; border-radius: 12px; color: #75410d; background: #fff2de; line-height: 1.6; }
.purchase-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 52px; align-items: start; }
.purchase-page h1 { margin-bottom: 12px; font-size: clamp(36px, 4.5vw, 50px); }
.purchase-price { margin-bottom: 22px; color: var(--accent); font-size: 50px; font-weight: 800; }
.purchase-price span { margin-right: 5px; font-size: 22px; vertical-align: 19px; }
.purchase-benefits { padding-left: 20px; color: var(--muted); line-height: 2; }
.form-card { padding: 26px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); box-shadow: 0 18px 46px rgba(56,73,132,.09); }
.form-card h2 { font-size: 25px; }
.form-card > p { color: var(--muted); line-height: 1.7; }
.form-card label { margin: 20px 0 8px; display: block; font-size: 14px; font-weight: 700; }
.form-card input { width: 100%; min-height: 46px; padding: 0 14px; border: 1px solid #ccd4e4; border-radius: 11px; color: var(--ink); background: #fff; font: inherit; outline: none; }
.form-card input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(76,103,232,.12); }
.field-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; }
.full { width: 100%; margin-top: 22px; border: 0; cursor: pointer; }
.form-message { margin: 18px 0; padding: 13px 15px; border-radius: 10px; line-height: 1.55; }
.form-message.success { color: #245f3c; background: #e9f8ef; }
.form-message.error, .validation-errors, .field-error { color: #a72d38; }
.form-message.error { background: #fff0f1; }
.field-error { margin-top: 6px; display: block; font-size: 13px; }
.validation-errors ul { margin: 0 0 14px; padding-left: 20px; }
.verified-panel { padding: 24px; display: flex; flex-direction: column; gap: 12px; border-radius: 14px; background: #eef8f2; }
.consent-form { margin-top: 8px; }
.form-card .consent-row { margin: 12px 0 0; display: flex; align-items: flex-start; gap: 10px; font-weight: 500; line-height: 1.55; }
.form-card .consent-row input { width: 18px; min-height: 18px; margin: 3px 0 0; padding: 0; flex: 0 0 auto; }
.consent-row a { color: var(--accent); font-weight: 700; }
.link-button { border: 0; color: var(--accent); background: transparent; cursor: pointer; }
.admin-login-page { min-height: calc(100vh - 145px); display: flex; align-items: center; background: var(--surface-soft); }
.admin-login-shell { display: flex; justify-content: center; }
.admin-login-card { width: min(100%, 480px); }
.admin-login-card h1 { margin-bottom: 24px; font-size: 42px; }
.admin-dashboard h1 { margin-bottom: 0; font-size: 46px; }
.dashboard-heading { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.dashboard-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 38px 0; }
.dashboard-grid article { padding: 24px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.dashboard-grid span { display: block; color: var(--muted); font-size: 14px; }
.dashboard-grid strong { display: block; margin-top: 12px; font-size: 36px; }
.dashboard-notice { margin-top: 24px; }
.dashboard-links { display: flex; gap: 12px; flex-wrap: wrap; }
.status-filters { margin: 30px 0 18px; display: flex; gap: 8px; flex-wrap: wrap; }
.status-filters a { padding: 8px 13px; border-radius: 999px; color: var(--muted); background: var(--surface-soft); font-size: 13px; font-weight: 700; }
.status-filters a:hover { color: var(--accent); }
.admin-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; }
.admin-table { width: 100%; border-collapse: collapse; background: var(--surface); font-size: 14px; }
.admin-table th, .admin-table td { padding: 15px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; white-space: nowrap; }
.admin-table th { color: var(--muted); background: var(--surface-soft); font-size: 12px; }
.admin-table tbody tr:last-child td { border-bottom: 0; }
.table-link { color: var(--accent); font-weight: 800; }
.muted-cell, .admin-table small { display: block; margin-top: 4px; color: var(--muted); }
.empty-cell { padding: 36px !important; color: var(--muted); text-align: center !important; }
.status-badge { display: inline-flex; padding: 4px 9px; border-radius: 999px; background: #eef1f8; font-size: 12px; font-weight: 800; }
.status-paid { color: #245f3c; background: #e9f8ef; }
.status-payment_exception { color: #a72d38; background: #fff0f1; }
.status-refunded, .status-closed { color: var(--muted); }
.admin-order-detail h1 { max-width: 560px; overflow-wrap: anywhere; font-size: 34px; }
.admin-detail-grid { margin: 28px 0; padding: 24px; display: grid; grid-template-columns: 150px 1fr; gap: 14px 22px; border: 1px solid var(--line); border-radius: 16px; }
.admin-detail-grid dt { color: var(--muted); }
.admin-detail-grid dd { margin: 0; overflow-wrap: anywhere; font-weight: 700; }
.admin-actions-panel { margin-top: 18px; padding: 24px; border: 1px solid var(--line); border-radius: 16px; }
.admin-actions-panel h2 { font-size: 22px; }
.admin-actions-panel p { color: var(--muted); line-height: 1.7; }
.admin-actions-panel label { margin-bottom: 8px; display: block; font-size: 14px; font-weight: 700; }
.admin-actions-panel input { width: 100%; min-height: 44px; margin-bottom: 12px; padding: 0 13px; border: 1px solid #ccd4e4; border-radius: 10px; font: inherit; }
.danger-panel { border-color: #f1c9cd; }
.refund-button { border: 0; color: #fff; background: #b43b47; cursor: pointer; }
.button:disabled { cursor: not-allowed; opacity: .5; }
.order-center-page h1 { margin-bottom: 14px; font-size: clamp(40px, 6vw, 58px); }
.order-access-card { margin-top: 30px; }
.order-retry-link { margin-top: 20px; display: inline-flex; }
.order-center-heading { margin-top: 30px; padding: 20px 22px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border: 1px solid var(--line); border-radius: 16px; }
.order-center-heading span { display: block; color: var(--muted); font-size: 13px; }
.order-center-heading strong { margin-top: 5px; display: block; overflow-wrap: anywhere; }
.order-summary-grid { margin-top: 18px; }
.authorization-delivery-panel { margin-top: 18px; padding: 24px; border: 1px solid #bfe1cb; border-radius: 16px; background: #f4fbf6; }
.authorization-delivery-panel h2 { font-size: 24px; }
.authorization-delivery-panel p { color: var(--muted); line-height: 1.7; }
.authorization-delivery-panel textarea { width: 100%; margin: 8px 0 16px; padding: 14px; resize: vertical; border: 1px solid #b9c7be; border-radius: 10px; color: var(--ink); background: #fff; font: 13px/1.65 Consolas, monospace; overflow-wrap: anywhere; }
.activation-panel form { margin-top: 18px; }
.result-card { margin: 26px 0; padding: 24px; display: grid; grid-template-columns: 110px 1fr; gap: 14px 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
.result-card span { color: var(--muted); }
.result-card strong { overflow-wrap: anywhere; }
.result-refresh { margin-top: 22px; }
.form-footnote { margin: 22px 0 0; font-size: 13px; }
.site-footer { padding: 42px 0 20px; color: var(--muted); border-top: 1px solid var(--line); background: #fafbfc; font-size: 14px; }
.footer-main { display: grid; grid-template-columns: 1fr 1.2fr; gap: 58px; }
.footer-brand p { max-width: 330px; margin: 13px 0 0; line-height: 1.7; }
.footer-links { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.footer-links div { display: flex; flex-direction: column; gap: 11px; }
.footer-links strong { margin-bottom: 4px; color: var(--ink); font-size: 14px; }
.footer-links a:hover { color: var(--ink); }
.footer-bottom { margin-top: 30px; padding-top: 17px; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; }
.footer-bottom > :last-child { text-align: right; }
.icp-link { color: inherit; text-align: center; }
.icp-link:hover { color: var(--ink); }

@media (max-width: 820px) {
    .hero { padding-top: 48px; }
    .hero-grid { grid-template-columns: 1fr; gap: 34px; }
    .product-preview { transform: none; }
    .proof-grid { grid-template-columns: 1fr; }
    .proof-grid div, .proof-grid div:first-child { padding: 18px 0; border-right: 0; border-bottom: 1px solid var(--line); }
    .proof-grid div:last-child { border-bottom: 0; }
    .split-heading, .feature-intro-grid, .workflow-grid, .download-hero-grid, .download-notice { grid-template-columns: 1fr; gap: 28px; }
    .scenario-grid, .install-grid { grid-template-columns: 1fr; }
    .scenario-card { min-height: 240px; }
    .detail-feature-grid { grid-template-columns: 1fr; }
    .guide-layout { grid-template-columns: 1fr; gap: 30px; }
    .guide-nav { position: static; display: grid; grid-template-columns: repeat(3,1fr); }
    .guide-nav strong { grid-column: 1 / -1; }
    .footer-main { grid-template-columns: 1fr; gap: 34px; }
    .purchase-grid { grid-template-columns: 1fr; gap: 28px; }
    .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; }
    .trust-panel { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
    .container { width: min(100% - 28px, 1120px); }
    .nav-bar { min-height: 62px; }
    .nav-links { display: none; }
    .nav-action { min-height: 36px; }
    .brand { font-size: 18px; }
    .brand-mark { width: 31px; height: 31px; border-radius: 9px; }
    h1 { font-size: 38px; }
    h2 { font-size: 28px; }
    .section { padding: 48px 0; }
    .home-section { padding: 52px 0; }
    .preview-time { font-size: 74px; }
    .product-preview { min-height: 275px; padding: 22px; }
    .home-cta, .page-cta { padding: 27px 23px; align-items: flex-start; flex-direction: column; }
    .home-cta .button, .page-cta .button { width: 100%; }
    .page-hero { padding: 48px 0 42px; }
    .detail-feature-grid article { min-height: 0; padding: 25px; }
    .guide-nav { grid-template-columns: repeat(2,1fr); }
    .edition-summary { grid-template-columns: 1fr; }
    .feature-grid { grid-template-columns: 1fr; }
    .timer-preview { min-height: 230px; }
    .footer-links { grid-template-columns: 1fr 1fr; }
    .footer-bottom { display: flex; flex-direction: column; align-items: flex-start; }
    .footer-bottom > :last-child, .icp-link { text-align: left; }
    .dashboard-heading { align-items: flex-start; flex-direction: column; }
    .admin-detail-grid { grid-template-columns: 1fr; }
    .admin-detail-grid dd { margin-bottom: 6px; }
    .order-center-heading { align-items: flex-start; flex-direction: column; }
}

/* Xiaoman home — product-led presentation */
.home-hero {
    position: relative;
    overflow: hidden;
    padding: 70px 0 0;
    background:
        radial-gradient(circle at 50% 32%, rgba(255, 231, 209, .72), transparent 30%),
        radial-gradient(circle at 5% 15%, rgba(222, 229, 255, .7), transparent 26%),
        linear-gradient(180deg, #fbfcff 0%, #fff 62%, #f7f8fc 100%);
}
.home-hero::before {
    position: absolute;
    inset: 0;
    pointer-events: none;
    content: "";
    opacity: .34;
    background-image: linear-gradient(rgba(23, 34, 59, .035) 1px, transparent 1px), linear-gradient(90deg, rgba(23, 34, 59, .035) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(to bottom, #000, transparent 72%);
}
.home-hero-copy {
    position: relative;
    z-index: 2;
    max-width: 900px;
    text-align: center;
}
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 7px 12px;
    border: 1px solid rgba(218, 112, 36, .2);
    border-radius: 999px;
    color: #a84d0d;
    background: rgba(255, 247, 239, .88);
    letter-spacing: .08em;
}
.hero-eyebrow span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #eb7c2a;
    box-shadow: 0 0 0 4px rgba(235, 124, 42, .12);
}
.home-hero h1 {
    max-width: 890px;
    margin: 18px auto 20px;
    font-size: clamp(46px, 5.6vw, 60px);
    line-height: 1.12;
    letter-spacing: -.055em;
}
.home-hero h1 > span {
    color: transparent;
    background: linear-gradient(92deg, #df681d 12%, #f3973f 48%, #6d68d8 92%);
    background-clip: text;
    -webkit-background-clip: text;
}
.home-hero .hero-copy {
    max-width: 750px;
    margin: 0 auto;
    color: #5d6881;
    font-size: 16px;
    line-height: 1.75;
}
.home-hero .hero-actions {
    justify-content: center;
    margin-top: 24px;
}
.home-hero .button {
    min-height: 46px;
    padding: 0 22px;
    border-radius: 12px;
    box-shadow: 0 10px 28px rgba(23, 34, 59, .08);
}
.home-hero .button span { margin-left: 10px; }
.hero-download {
    background: linear-gradient(135deg, #f18b37, #df6c22) !important;
    box-shadow: 0 14px 30px rgba(223, 108, 34, .24) !important;
}
.hero-demo-link {
    border: 1px solid rgba(210, 216, 230, .86);
    background: rgba(255, 255, 255, .8) !important;
    backdrop-filter: blur(10px);
}
.home-hero .hero-notes {
    justify-content: center;
    margin-top: 14px;
}

.product-stage {
    position: relative;
    z-index: 1;
    min-height: 590px;
    margin-top: 48px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.1);
    border-bottom: 0;
    border-radius: 30px 30px 0 0;
    background:
        linear-gradient(120deg, rgba(255,255,255,.045) 0 1px, transparent 1px 72px),
        radial-gradient(circle at 18% 20%, rgba(110, 93, 238, .28), transparent 28%),
        radial-gradient(circle at 84% 30%, rgba(237, 118, 52, .18), transparent 24%),
        #101522;
    box-shadow: 0 42px 100px rgba(21, 27, 48, .22);
}
.product-stage::after {
    position: absolute;
    inset: auto 8% 0;
    height: 1px;
    content: "";
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.3), transparent);
}
.stage-glow { position: absolute; pointer-events: none; border-radius: 50%; filter: blur(70px); }
.stage-glow-one { top: 18px; left: 90px; width: 240px; height: 240px; background: rgba(101, 91, 237, .16); }
.stage-glow-two { right: 30px; bottom: 40px; width: 280px; height: 260px; background: rgba(236, 112, 45, .12); }
.control-window {
    position: absolute;
    top: 52px;
    left: 58px;
    width: 755px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 18px;
    background: #f4f6fb;
    box-shadow: 0 40px 80px rgba(0,0,0,.38), inset 0 1px 0 #fff;
}
.window-titlebar {
    height: 42px;
    padding-left: 14px;
    display: flex;
    align-items: center;
    color: #3f4b67;
    background: #fff;
    border-bottom: 1px solid #e6e9f0;
    font-size: 12px;
}
.window-brand { display: flex; align-items: center; gap: 8px; }
.mini-brand {
    width: 23px;
    height: 23px;
    border-radius: 7px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: linear-gradient(145deg, #fa9c45, #db671e);
    font-size: 10px;
    font-weight: 800;
}
.window-mode { margin-left: auto; display: flex; align-items: center; gap: 6px; color: #727d95; }
.window-mode i { width: 6px; height: 6px; border-radius: 50%; background: #55a76d; box-shadow: 0 0 0 3px #e8f5ec; }
.window-controls { height: 100%; margin-left: 17px; display: flex; }
.window-controls span { width: 37px; display: grid; place-items: center; color: #7e8798; font: 11px Arial, sans-serif; }
.window-body { padding: 16px 18px 18px; }
.scheme-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.scheme-chip {
    min-height: 51px;
    padding: 8px 12px;
    border: 1px solid #e1e5ee;
    border-radius: 10px;
    color: #69748e;
    background: #fff;
    font: inherit;
    text-align: left;
}
.scheme-chip span { display: block; font-size: 10px; }
.scheme-chip strong { display: block; margin-top: 3px; color: #28344e; font-size: 12px; }
.scheme-chip.active { border-color: #f2ab75; background: #fff7f0; box-shadow: 0 0 0 2px rgba(234, 121, 43, .08); }
.scheme-chip.active span, .scheme-chip.active strong { color: #b95513; }
.timer-panel { position: relative; margin-top: 11px; padding: 15px 19px 17px; border: 1px solid #e0e5ee; border-radius: 14px; background: #fff; }
.timer-meta { display: flex; align-items: center; gap: 12px; color: #78839b; font-size: 11px; }
.timer-type { padding: 5px 8px; border-radius: 7px; color: #536fea; background: #eef1ff; font-weight: 800; }
.timer-state { margin-left: auto; padding: 5px 8px; border-radius: 999px; color: #3f8456; background: #edf8f0; font-weight: 700; }
.timer-state i { width: 5px; height: 5px; margin-right: 4px; display: inline-block; border-radius: 50%; background: #4ca86a; }
.timer-label { margin-top: 0; color: #68728a; font-size: 13px; font-weight: 700; text-align: center; transform: translateY(15px); }
.stage-time {
    margin: 14px 0 11px;
    display: block;
    color: #121b31;
    font: 800 92px/1 "Segoe UI", "Microsoft YaHei UI", sans-serif;
    font-variant-numeric: tabular-nums;
    letter-spacing: -.065em;
    text-align: center;
}
.timer-progress { width: 82%; height: 4px; margin: 0 auto 14px; overflow: hidden; border-radius: 999px; background: #edf0f5; }
.timer-progress span { width: 72%; height: 100%; display: block; border-radius: inherit; background: linear-gradient(90deg, #ec7b2d, #f0a052); }
.timer-actions { max-width: 440px; margin: 0 auto; display: grid; grid-template-columns: 45px 1.25fr 1fr 45px; gap: 7px; }
.timer-actions button { height: 37px; border: 0; border-radius: 9px; color: #34405a; background: #eef1f7; font: inherit; font-size: 12px; font-weight: 700; }
.timer-actions .timer-primary { color: #fff; background: #526ce5; box-shadow: 0 7px 14px rgba(82, 108, 229, .2); }
.timer-tools { max-width: 370px; margin: 11px auto 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.timer-tools span { padding: 7px 4px; border-radius: 7px; color: #536079; background: #f1f3f7; font-size: 9px; font-weight: 700; text-align: center; }

.floating-timer {
    position: absolute;
    z-index: 3;
    top: 35px;
    right: 42px;
    width: 225px;
    min-height: 113px;
    padding: 15px 18px;
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 14px;
    color: #fff;
    background: rgba(20, 26, 41, .88);
    box-shadow: 0 20px 45px rgba(0,0,0,.36);
    backdrop-filter: blur(18px);
    animation: homeStageFloat 5s ease-in-out infinite;
}
.floating-timer span { color: #aeb7cb; font-size: 11px; }
.floating-timer strong { display: block; font: 700 49px/1.12 "Segoe UI", sans-serif; font-variant-numeric: tabular-nums; letter-spacing: -.04em; }
.floating-timer i { position: absolute; right: 7px; bottom: 7px; width: 6px; height: 6px; border-right: 1px solid #77839b; border-bottom: 1px solid #77839b; }
.presentation-detected {
    position: absolute;
    z-index: 4;
    left: 94px;
    bottom: 32px;
    min-width: 285px;
    padding: 12px 16px;
    border: 1px solid rgba(255,255,255,.11);
    border-radius: 13px;
    display: flex;
    align-items: center;
    gap: 11px;
    color: #fff;
    background: rgba(24, 30, 45, .87);
    box-shadow: 0 18px 40px rgba(0,0,0,.3);
    backdrop-filter: blur(16px);
}
.detected-icon { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; color: #fff; background: #e66b32; font-size: 12px; font-weight: 800; }
.presentation-detected strong, .presentation-detected small { display: block; }
.presentation-detected strong { font-size: 12px; }
.presentation-detected small { margin-top: 2px; color: #9faabe; font-size: 10px; }
.presentation-detected > i { width: 7px; height: 7px; margin-left: auto; border-radius: 50%; background: #58bd78; box-shadow: 0 0 0 5px rgba(88, 189, 120, .12); }
.remote-phone {
    position: absolute;
    z-index: 5;
    right: 62px;
    bottom: -30px;
    width: 210px;
    min-height: 365px;
    padding: 23px 15px 18px;
    border: 5px solid #242b3c;
    border-radius: 32px;
    color: #17223b;
    background: #fafbfe;
    box-shadow: 0 32px 65px rgba(0,0,0,.45), inset 0 0 0 1px #dfe3ed;
    transform: rotate(2deg);
}
.phone-speaker { position: absolute; top: 8px; left: 50%; width: 48px; height: 4px; border-radius: 999px; background: #c3c9d4; transform: translateX(-50%); }
.phone-head { margin: 9px 1px 24px; display: flex; align-items: center; justify-content: space-between; color: #5d6880; font-size: 11px; font-weight: 700; }
.phone-head i { width: 7px; height: 7px; border-radius: 50%; background: #50b26d; box-shadow: 0 0 0 4px #e6f5ea; }
.remote-phone > small { display: block; color: #6d7890; font-size: 11px; text-align: center; }
.remote-phone > strong { margin: 8px 0 14px; display: block; font: 800 46px/1 "Segoe UI", sans-serif; font-variant-numeric: tabular-nums; letter-spacing: -.055em; text-align: center; }
.phone-progress { height: 4px; margin: 0 6px 24px; overflow: hidden; border-radius: 999px; background: #e9ecf3; }
.phone-progress span { width: 72%; height: 100%; display: block; background: #ed7d30; }
.remote-phone > button { width: 100%; height: 38px; border: 0; border-radius: 10px; color: #fff; background: #526ce5; font-size: 11px; font-weight: 800; }
.phone-actions { margin-top: 8px; display: grid; grid-template-columns: 1fr 1.4fr; gap: 6px; }
.phone-actions span { padding: 9px 3px; border-radius: 8px; color: #566179; background: #eef1f6; font-size: 9px; font-weight: 700; text-align: center; }
.phone-status { margin-top: 17px; padding-top: 11px; border-top: 1px solid #e8ebf1; color: #6a758c; font-size: 9px; text-align: center; }
.phone-status i { width: 5px; height: 5px; margin-right: 5px; display: inline-block; border-radius: 50%; background: #55ae6f; }
.stage-caption { position: absolute; right: 340px; bottom: 38px; display: flex; align-items: center; gap: 8px; color: #808ca2; font-size: 11px; letter-spacing: .08em; }
.stage-caption i { width: 18px; height: 1px; background: #3d4659; }

.home-proof { border: 0; background: #f7f8fc; }
.home-proof .proof-grid { grid-template-columns: repeat(4, 1fr); }
.home-proof .proof-grid > div { min-height: 94px; padding: 20px 18px; display: grid; grid-template-columns: 34px 1fr; grid-template-rows: auto auto; column-gap: 12px; align-content: center; border-color: #e5e8f0; }
.home-proof .proof-grid > div:first-child { padding-left: 0; }
.proof-icon { grid-row: 1 / 3; width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; color: #bc5918 !important; background: #fff0e4; font-size: 10px !important; font-weight: 800; }
.home-proof .proof-grid strong { font-size: 14px; }
.home-proof .proof-grid small { margin-top: 3px; color: #7a849a; font-size: 12px; }

.demo-section { scroll-margin-top: 64px; padding: 82px 0; background: #fff; }
.demo-heading { display: grid; grid-template-columns: 1fr .76fr; gap: 58px; align-items: end; }
.demo-heading .section-copy { margin-bottom: 4px; font-size: 16px; }
.demo-shell { margin-top: 30px; padding: 10px; border: 1px solid #e2e5ed; border-radius: 24px; display: grid; grid-template-columns: 290px 1fr; gap: 10px; background: #f4f6fa; box-shadow: 0 24px 64px rgba(30, 41, 72, .1); }
.demo-steps { padding: 12px; display: flex; flex-direction: column; gap: 7px; }
.demo-step { width: 100%; min-height: 88px; padding: 14px; border: 0; border-radius: 14px; display: flex; align-items: flex-start; gap: 12px; color: #66718a; background: transparent; cursor: pointer; font: inherit; text-align: left; transition: color .24s ease, background .24s ease, box-shadow .24s ease, transform .24s ease; }
.demo-step > span { width: 30px; height: 30px; flex: 0 0 auto; border-radius: 9px; display: grid; place-items: center; color: #8a94a8; background: #e8ebf2; font-size: 9px; font-weight: 800; }
.demo-step strong, .demo-step small { display: block; }
.demo-step strong { margin: 1px 0 5px; color: #29354d; font-size: 15px; }
.demo-step small { font-size: 12px; line-height: 1.45; }
.demo-step.active { color: #5f6980; background: #fff; box-shadow: 0 12px 28px rgba(36, 48, 82, .09); transform: translateX(3px); }
.demo-step.active > span { color: #fff; background: linear-gradient(145deg, #f09850, #df6b24); box-shadow: 0 7px 16px rgba(224, 107, 36, .2); }
.demo-step:focus-visible { outline: 3px solid rgba(82, 108, 229, .3); outline-offset: 2px; }
.demo-visual { position: relative; min-width: 0; overflow: hidden; border-radius: 20px; color: #fff; background: #111726; }
.demo-topbar { height: 40px; padding: 0 16px; border-bottom: 1px solid rgba(255,255,255,.08); display: flex; align-items: center; justify-content: space-between; color: #a3adbf; font-size: 11px; }
.demo-topbar div { display: flex; gap: 6px; }
.demo-topbar i { width: 6px; height: 6px; border-radius: 50%; background: #3c465b; }
.demo-canvas { position: relative; min-height: 400px; overflow: hidden; background: radial-gradient(circle at 77% 20%, rgba(91, 82, 218, .24), transparent 35%), radial-gradient(circle at 22% 80%, rgba(232, 116, 44, .11), transparent 34%); }
.demo-controller { position: absolute; top: 38px; left: 35px; width: 330px; padding: 16px; border: 1px solid rgba(255,255,255,.11); border-radius: 14px; color: #29354c; background: #f7f8fb; box-shadow: 0 24px 50px rgba(0,0,0,.3); }
.demo-controller-head { display: flex; justify-content: space-between; align-items: center; color: #657087; font-size: 10px; }
.demo-controller-head strong { color: #3d4962; }
.demo-presets { margin-top: 13px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.demo-presets > span { padding: 9px 8px; border: 1px solid #e1e5ed; border-radius: 8px; background: #fff; }
.demo-presets small, .demo-presets strong { display: block; }
.demo-presets small { color: #8a94a8; font-size: 9px; }
.demo-presets strong { margin-top: 3px; color: #46516a; font-size: 10px; }
.demo-presets .active { border-color: #ed9d63; background: #fff6ef; box-shadow: 0 0 0 2px rgba(237, 157, 99, .08); }
.demo-presets .active strong { color: #b65314; }
.demo-control-row { margin-top: 12px; display: grid; grid-template-columns: 35px 1fr .7fr 35px; gap: 6px; }
.demo-control-row span, .demo-control-row strong { height: 31px; border-radius: 7px; display: grid; place-items: center; color: #556078; background: #e9edf4; font-size: 10px; }
.demo-control-row .demo-main-action { color: #fff; background: #536de5; }
.demo-screen { position: absolute; right: 35px; bottom: 33px; width: 415px; min-height: 230px; padding: 18px 22px; border: 1px solid rgba(255,255,255,.13); border-radius: 16px; background: #1a2234; box-shadow: 0 26px 55px rgba(0,0,0,.34); transition: background .35s ease, box-shadow .35s ease; }
.screen-header { display: flex; align-items: center; justify-content: space-between; color: #aeb8ca; font-size: 10px; }
.screen-live { display: flex; align-items: center; gap: 6px; }
.screen-live i { width: 5px; height: 5px; border-radius: 50%; background: #6f7b91; transition: background .25s ease, box-shadow .25s ease; }
.demo-time { position: relative; height: 112px; display: block; font: 700 84px/1.3 "Segoe UI", sans-serif; font-variant-numeric: tabular-nums; letter-spacing: -.055em; text-align: center; }
.step-time { position: absolute; inset: 0; opacity: 0; transform: translateY(6px); transition: opacity .3s ease, transform .3s ease; }
.screen-progress { height: 5px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.1); }
.screen-progress span { width: 100%; height: 100%; display: block; border-radius: inherit; background: linear-gradient(90deg, #f28c3b, #f1aa65); transform-origin: left; transition: transform .5s ease; }
.screen-message { position: relative; height: 20px; margin: 11px 0 0; color: #b9c2d2; font-size: 11px; text-align: center; }
.screen-message span { position: absolute; inset: 0; opacity: 0; transition: opacity .3s ease; }
.demo-pointer { position: absolute; z-index: 4; width: 18px; height: 24px; opacity: 0; background: linear-gradient(145deg, transparent 0 45%, #fff 46% 60%, transparent 61%); filter: drop-shadow(0 3px 3px rgba(0,0,0,.35)); transition: top .6s ease, left .6s ease, opacity .2s ease; }
.demo-toast { position: absolute; z-index: 5; top: 202px; left: 57px; min-width: 260px; padding: 12px 14px; border: 1px solid rgba(255,255,255,.13); border-radius: 11px; display: flex; align-items: center; gap: 10px; opacity: 0; color: #fff; background: rgba(27, 34, 52, .95); box-shadow: 0 15px 36px rgba(0,0,0,.32); transform: translateY(10px); transition: opacity .3s ease, transform .3s ease; }
.demo-toast > i { width: 8px; height: 8px; border-radius: 50%; background: #5bc478; box-shadow: 0 0 0 5px rgba(91,196,120,.13); }
.demo-toast strong, .demo-toast small { display: block; }
.demo-toast strong { font-size: 11px; }
.demo-toast small { margin-top: 2px; color: #aeb8ca; font-size: 9px; }
.demo-warning { position: absolute; z-index: 5; right: 55px; bottom: 51px; min-width: 285px; padding: 13px 15px; border: 1px solid rgba(255,178,117,.38); border-radius: 12px; display: grid; grid-template-columns: 30px 1fr; opacity: 0; color: #fff; background: rgba(99, 43, 21, .92); box-shadow: 0 15px 38px rgba(0,0,0,.35); transform: translateY(10px); transition: opacity .3s ease, transform .3s ease; }
.demo-warning > span { grid-row: 1 / 3; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; color: #5b2b12; background: #ffad69; font-size: 11px; font-weight: 800; }
.demo-warning strong { font-size: 11px; }
.demo-warning small { margin-top: 2px; color: #f0c4a3; font-size: 9px; }
.demo-progress-dots { position: absolute; bottom: 13px; left: 50%; z-index: 8; display: flex; gap: 5px; transform: translateX(-50%); }
.demo-progress-dots i { width: 16px; height: 3px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.18); }
.demo-progress-dots i::after { width: 100%; height: 100%; display: block; border-radius: inherit; content: ""; background: #f28a39; transform: scaleX(0); transform-origin: left; }

[data-active-step="1"] .step-time-one, [data-active-step="1"] .message-one,
[data-active-step="2"] .step-time-two, [data-active-step="2"] .message-two,
[data-active-step="3"] .step-time-three, [data-active-step="3"] .message-three { opacity: 1; transform: translateY(0); }
[data-active-step="1"] .demo-pointer { top: 118px; left: 110px; opacity: 1; }
[data-active-step="2"] .demo-pointer { top: 168px; left: 238px; opacity: 1; }
[data-active-step="2"] .demo-toast { opacity: 1; transform: translateY(0); }
[data-active-step="2"] .screen-live i { background: #5fc37b; box-shadow: 0 0 0 4px rgba(95,195,123,.12); }
[data-active-step="2"] .screen-progress span { transform: scaleX(.99); }
[data-active-step="3"] .demo-screen { background: #4c281c; box-shadow: 0 26px 55px rgba(82,37,17,.35); }
[data-active-step="3"] .demo-warning { opacity: 1; transform: translateY(0); }
[data-active-step="3"] .screen-progress span { transform: scaleX(.07); }
[data-active-step="1"] .demo-progress-dots i:nth-child(1)::after,
[data-active-step="2"] .demo-progress-dots i:nth-child(2)::after,
[data-active-step="3"] .demo-progress-dots i:nth-child(3)::after { transform: scaleX(1); }

.scenes-section { padding: 82px 0; background: #f7f8fc; }
.scene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.scene-card { overflow: hidden; border: 1px solid #e2e6ee; border-radius: 23px; background: #fff; box-shadow: 0 16px 36px rgba(31, 43, 74, .05); transition: transform .25s ease, box-shadow .25s ease; }
.scene-card:hover { transform: translateY(-4px); box-shadow: 0 22px 46px rgba(31, 43, 74, .1); }
.scene-visual { position: relative; height: 190px; overflow: hidden; display: grid; place-items: center; background: #e7e9f3; }
.scene-competition .scene-visual { background: linear-gradient(145deg, #242c43, #424c6a); }
.scene-meeting .scene-visual { background: linear-gradient(145deg, #3c3530, #77614f); }
.scene-event .scene-visual { background: linear-gradient(145deg, #e4e7f0, #c9cfdf); }
.scene-screen { position: relative; z-index: 2; width: 69%; padding: 18px; border: 4px solid #141a28; border-radius: 7px; color: #fff; background: #171f31; box-shadow: 0 18px 30px rgba(0,0,0,.25); text-align: center; }
.scene-screen::after { position: absolute; bottom: -24px; left: 50%; width: 7px; height: 20px; content: ""; background: #171c28; transform: translateX(-50%); }
.scene-screen small { display: block; color: #b8c1d2; font-size: 10px; }
.scene-screen strong { display: block; margin-top: 7px; font: 700 42px/1 "Segoe UI", sans-serif; letter-spacing: -.05em; }
.scene-desk { position: absolute; right: 10%; bottom: 22px; left: 10%; height: 6px; border-radius: 4px; background: rgba(14,18,27,.7); }
.scene-phone-mini { width: 105px; min-height: 165px; padding: 25px 10px 12px; border: 4px solid #222a3a; border-radius: 21px; color: #273149; background: #f9faff; box-shadow: 0 18px 33px rgba(39,47,70,.3); text-align: center; transform: rotate(-4deg); }
.scene-phone-mini small { display: block; color: #7b859b; font-size: 9px; }
.scene-phone-mini strong { display: block; margin: 17px 0 22px; font: 800 25px/1 "Segoe UI", sans-serif; }
.scene-phone-mini i { height: 24px; border-radius: 7px; display: block; background: #536de5; }
.scene-signal { position: absolute; top: 48px; right: 63px; width: 11px; height: 11px; border: 3px solid #7887a9; border-bottom-color: transparent; border-left-color: transparent; border-radius: 50%; transform: rotate(-45deg); }
.scene-signal::after { position: absolute; top: 4px; right: 4px; width: 5px; height: 5px; border-radius: 50%; content: ""; background: #5a6b92; }
.scene-copy { min-height: 164px; padding: 22px 23px 24px; }
.scene-copy > span { color: #c35a17; font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.scene-copy h3 { margin: 10px 0 7px; font-size: 20px; }
.scene-copy p { margin: 0; color: #6d7890; font-size: 15px; line-height: 1.65; }

.workflow-section { padding: 84px 0; overflow: hidden; background: #fff; }
.workflow-showcase { display: grid; grid-template-columns: .88fr 1.12fr; gap: 60px; align-items: center; }
.workflow-copy .section-copy { font-size: 16px; }
.workflow-map { position: relative; min-height: 350px; }
.workflow-node { position: absolute; width: 220px; padding: 19px 20px; border: 1px solid #dfe4ed; border-radius: 17px; background: rgba(255,255,255,.95); box-shadow: 0 18px 40px rgba(36,48,80,.1); }
.workflow-node::before { position: absolute; top: 21px; right: 19px; width: 8px; height: 8px; border-radius: 50%; content: ""; background: #5ab676; box-shadow: 0 0 0 5px #e9f7ed; }
.workflow-node span { display: block; color: #bf5716; font-size: 11px; font-weight: 800; letter-spacing: .08em; }
.workflow-node strong { display: block; margin: 8px 0 5px; font-size: 15px; }
.workflow-node small { color: #768198; font-size: 12px; }
.workflow-pc { top: 0; left: 20px; }
.workflow-screen { top: 118px; right: 0; }
.workflow-phone { bottom: 0; left: 56px; width: 195px; }
.workflow-line { position: absolute; overflow: hidden; border: 1px dashed #c8cedc; border-left: 0; border-bottom: 0; border-radius: 0 40px 0 0; }
.workflow-line i { position: absolute; width: 7px; height: 7px; border-radius: 50%; background: #ea7c2e; box-shadow: 0 0 0 4px #fde9da; animation: homeSignal 2.8s ease-in-out infinite; }
.workflow-line-one { top: 70px; left: 239px; width: 135px; height: 118px; }
.workflow-line-one i { top: -4px; left: 10px; }
.workflow-line-two { right: 197px; bottom: 62px; width: 140px; height: 109px; transform: rotate(180deg); }
.workflow-line-two i { top: -4px; left: 10px; }

@keyframes homeStageFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-7px); }
}
@keyframes homeSignal {
    0%, 100% { transform: translateX(0); opacity: .35; }
    50% { transform: translateX(95px); opacity: 1; }
}

@media (max-width: 980px) {
    .product-stage { min-height: 570px; }
    .control-window { left: 30px; width: calc(100% - 225px); }
    .floating-timer { right: 27px; width: 200px; }
    .remote-phone { right: 35px; }
    .stage-caption { display: none; }
    .demo-shell { grid-template-columns: 250px 1fr; }
    .demo-controller { left: 24px; width: 300px; }
    .demo-screen { right: 24px; width: 375px; }
    .demo-time { font-size: 74px; }
    .workflow-showcase { gap: 45px; }
}

@media (max-width: 820px) {
    .home-hero { padding-top: 56px; }
    .home-hero h1 { font-size: clamp(42px, 8vw, 56px); }
    .product-stage { width: calc(100% - 28px); min-height: 540px; margin-top: 40px; border-radius: 24px 24px 0 0; }
    .control-window { top: 70px; left: 22px; width: calc(100% - 44px); }
    .floating-timer { top: 23px; right: 24px; width: 182px; min-height: 90px; }
    .floating-timer strong { font-size: 38px; }
    .remote-phone { right: 35px; bottom: -122px; transform: rotate(2deg) scale(.77); transform-origin: bottom right; }
    .presentation-detected { left: 38px; bottom: 31px; }
    .home-proof .proof-grid { grid-template-columns: repeat(2, 1fr); }
    .home-proof .proof-grid > div, .home-proof .proof-grid > div:first-child { padding: 18px; border-bottom: 1px solid #e5e8f0; }
    .home-proof .proof-grid > div:nth-child(2) { border-right: 0; }
    .demo-heading { grid-template-columns: 1fr; gap: 18px; }
    .demo-shell { grid-template-columns: 1fr; }
    .demo-steps { padding: 5px; display: grid; grid-template-columns: repeat(3, 1fr); }
    .demo-step { min-height: 108px; padding: 13px; gap: 9px; }
    .demo-step small { display: none; }
    .demo-visual { min-height: 440px; }
    .scene-grid { grid-template-columns: 1fr; }
    .scene-card { display: grid; grid-template-columns: .9fr 1.1fr; }
    .scene-visual { height: 100%; min-height: 235px; }
    .scene-copy { min-height: 0; align-self: center; }
    .workflow-showcase { grid-template-columns: 1fr; }
    .workflow-map { width: min(100%, 560px); margin: 0 auto; }
}

@media (max-width: 560px) {
    .home-hero { padding-top: 42px; }
    .home-hero h1 { margin-top: 15px; font-size: 38px; letter-spacing: -.04em; }
    .home-hero .hero-copy { font-size: 16px; line-height: 1.7; }
    .home-hero .hero-actions { display: grid; grid-template-columns: 1fr 1fr; }
    .home-hero .button { min-height: 47px; padding: 0 12px; font-size: 13px; }
    .home-hero .hero-notes { gap: 8px 12px; }
    .product-stage { width: calc(100% - 16px); min-height: 460px; margin-top: 34px; border-radius: 18px 18px 0 0; }
    .control-window { top: 62px; left: 11px; width: calc(100% - 22px); border-radius: 13px; }
    .window-titlebar { height: 37px; }
    .window-mode, .window-controls span:first-child { display: none; }
    .window-controls { margin-left: auto; }
    .window-controls span { width: 30px; }
    .window-body { padding: 10px; }
    .scheme-row { gap: 4px; }
    .scheme-chip { min-height: 43px; padding: 6px; }
    .scheme-chip span { font-size: 9px; }
    .scheme-chip strong { font-size: 10px; }
    .timer-panel { margin-top: 6px; padding: 11px 9px 12px; }
    .timer-meta { gap: 5px; }
    .timer-label { transform: translateY(10px); }
    .stage-time { margin: 10px 0 8px; font-size: 62px; }
    .timer-actions { grid-template-columns: 34px 1.2fr .9fr 34px; gap: 4px; }
    .timer-actions button { height: 32px; }
    .timer-tools { gap: 3px; }
    .timer-tools span { font-size: 9px; }
    .floating-timer { top: 15px; right: 14px; width: 145px; min-height: 73px; padding: 10px 13px; border-radius: 10px; animation: none; }
    .floating-timer strong { font-size: 31px; }
    .presentation-detected { left: 18px; bottom: 22px; min-width: 235px; padding: 9px 11px; }
    .remote-phone { display: none; }
    .home-proof .proof-grid { grid-template-columns: 1fr; }
    .home-proof .proof-grid > div, .home-proof .proof-grid > div:first-child { min-height: 86px; padding: 17px 0; border-right: 0; }
    .demo-section { padding: 58px 0; }
    .demo-shell { margin-top: 24px; padding: 7px; border-radius: 18px; }
    .demo-steps { grid-template-columns: 1fr; }
    .demo-step { min-height: 62px; align-items: center; }
    .demo-step div { display: flex; align-items: center; }
    .demo-step strong { margin: 0; }
    .demo-visual { min-height: 425px; border-radius: 15px; }
    .demo-canvas { min-height: 382px; }
    .demo-controller { top: 24px; left: 14px; width: calc(100% - 28px); }
    .demo-screen { right: 14px; bottom: 25px; width: calc(100% - 28px); min-height: 196px; }
    .demo-time { height: 93px; font-size: 64px; }
    .demo-toast { top: 178px; left: 25px; min-width: calc(100% - 50px); }
    .demo-warning { right: 25px; bottom: 42px; min-width: calc(100% - 50px); }
    [data-active-step="1"] .demo-pointer { top: 102px; left: 70px; }
    [data-active-step="2"] .demo-pointer { top: 152px; left: 170px; }
    .scenes-section { padding: 58px 0; }
    .scene-card { display: block; }
    .scene-visual { min-height: 205px; }
    .workflow-section { padding: 60px 0; }
    .workflow-map { min-height: 475px; }
    .workflow-node { width: 205px; }
    .workflow-pc { left: 0; }
    .workflow-screen { top: 165px; right: 0; }
    .workflow-phone { bottom: 0; left: 18px; }
    .workflow-line-one { top: 91px; left: 149px; width: 80px; height: 124px; }
    .workflow-line-two { right: 155px; bottom: 78px; width: 80px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .floating-timer, .workflow-line i { animation: none; }
    .demo-step, .step-time, .demo-toast, .demo-warning, .demo-pointer, .demo-screen, .scene-card { transition: none; }
}