@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;600;700;900&display=swap');

:root {
  --ink: #f4f7fb;
  --muted: #9aa7b7;
  --line: rgba(255,255,255,.12);
  --bg: #071018;
  --panel: #0d1923;
  --cyan: #60e4d3;
  --violet: #9c8cff;
  --amber: #ffc66d;
  --coral: #ff8068;
  --max: 1480px;
  font-family: 'DM Sans','Noto Sans SC',system-ui,sans-serif;
  color: var(--ink);
  background: var(--bg);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--ink); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.brand-site { overflow-x: hidden; overflow-y: visible; background: var(--bg); }
.brand-container { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; }

.brand-nav { height: 78px; position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: rgba(7,16,24,.82); backdrop-filter: blur(18px); }
.brand-nav-inner { height: 100%; display: flex; align-items: center; gap: 36px; }
.brand-mark { display: inline-flex; align-items: center; gap: 11px; min-width: 180px; font-weight: 900; letter-spacing: -.02em; }
.brand-mark img { width: 35px; height: 35px; object-fit: contain; }
.brand-mark span { font-size: 19px; }
.brand-mark small { display: block; margin-top: 2px; color: #6f8091; font-size: 8px; letter-spacing: .16em; font-weight: 700; }
.brand-links { display: flex; align-items: center; gap: 26px; margin-right: auto; color: #9ba8b7; font-size: 13px; }
.brand-links a { transition: color .2s ease; }
.brand-links a:hover, .brand-links a.active { color: #fff; }
.brand-nav-actions { display: flex; align-items: center; gap: 10px; }
.brand-nav-actions .btn { min-height: 38px; padding: 0 14px; font-size: 12px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 46px; padding: 0 20px; border: 1px solid transparent; border-radius: 5px; font-weight: 700; font-size: 13px; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #061315; background: var(--cyan); box-shadow: 0 12px 30px rgba(96,228,211,.16); }
.btn-primary:hover { background: #8bf0e1; }
.btn-secondary { color: #fff; border-color: rgba(255,255,255,.24); background: rgba(255,255,255,.04); }
.btn-secondary:hover { border-color: rgba(255,255,255,.5); background: rgba(255,255,255,.09); }
.btn-amber { color: #1b1307; background: var(--amber); }
.btn-coral { color: #1b0b08; background: var(--coral); }
.btn-ghost { min-height: auto; padding: 0; color: var(--cyan); background: transparent; }
.arrow { font-size: 17px; line-height: 1; }

.brand-hero { min-height: 720px; position: relative; display: flex; align-items: center; isolation: isolate; border-bottom: 1px solid var(--line); background: #08131d; }
.brand-hero::before { content: ''; position: absolute; z-index: -2; inset: 0; background: radial-gradient(circle at 74% 25%, rgba(50,105,149,.42), transparent 29%), radial-gradient(circle at 15% 76%, rgba(22,116,106,.24), transparent 28%), linear-gradient(115deg, rgba(7,16,24,.98) 0%, rgba(7,16,24,.72) 48%, rgba(7,16,24,.42) 100%); }
.hero-grid-art { position: absolute; z-index: -1; inset: 0; opacity: .8; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(90deg, transparent 0%, #000 34%, #000 100%); }
.hero-art { width: min(52vw, 690px); height: 100%; position: absolute; right: -2%; top: 0; display: flex; align-items: center; justify-content: center; }
.hero-art img { width: 100%; height: 78%; object-fit: cover; object-position: center; opacity: .62; mix-blend-mode: screen; mask-image: linear-gradient(90deg, transparent, #000 28%, #000 75%, transparent); }
.hero-art-placeholder { width: 72%; aspect-ratio: 1.15; display: grid; place-items: center; border: 1px dashed rgba(255,255,255,.25); color: #718294; background: rgba(255,255,255,.025); text-align: center; }
.hero-art-placeholder span { max-width: 180px; font-size: 12px; line-height: 1.7; }
.hero-copy { width: min(100%, 650px); padding: 94px 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--cyan); font-size: 11px; letter-spacing: .16em; font-weight: 800; }
.eyebrow::before { content: ''; width: 24px; height: 1px; background: currentColor; }
.hero-copy h1 { max-width: 670px; margin: 24px 0 20px; font-size: clamp(48px, 6.4vw, 88px); line-height: 1.04; letter-spacing: -.055em; font-weight: 900; }
.hero-copy h1 em { color: var(--cyan); font-style: normal; }
.hero-copy p { max-width: 510px; margin: 0; color: var(--muted); font-size: 19px; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-meta { display: flex; gap: 28px; margin-top: 60px; padding-top: 22px; border-top: 1px solid var(--line); color: #aeb9c4; }
.hero-meta strong, .hero-meta span { display: block; }
.hero-meta strong { color: #fff; font-size: 22px; }
.hero-meta span { margin-top: 4px; font-size: 11px; }

.section-band { padding: 110px 0; border-bottom: 1px solid var(--line); }
.section-band.alt { background: #0a151f; }
.section-heading { max-width: 760px; margin-bottom: 46px; }
.section-heading h2 { margin: 15px 0 12px; font-size: clamp(32px,4vw,54px); line-height: 1.12; letter-spacing: -.04em; }
.section-heading p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.8; }
.business-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.business-panel { min-height: 390px; position: relative; overflow: hidden; padding: 34px; display: flex; flex-direction: column; justify-content: flex-end; border: 1px solid var(--line); background: #0c1822; }
.business-panel::before { content: ''; position: absolute; inset: 0; opacity: .76; background: linear-gradient(180deg, rgba(7,16,24,.02), rgba(7,16,24,.98) 84%); }
.business-panel.ai::after { content: 'AI'; position: absolute; top: -50px; right: 22px; color: rgba(96,228,211,.11); font-size: 220px; font-weight: 900; letter-spacing: -.1em; }
.business-panel.animation::after { content: '01'; position: absolute; top: -50px; right: 22px; color: rgba(255,198,109,.1); font-size: 220px; font-weight: 900; letter-spacing: -.1em; }
.business-panel > * { position: relative; z-index: 1; }
.business-panel h3 { margin: 0 0 10px; font-size: 33px; letter-spacing: -.04em; }
.business-panel p { max-width: 440px; margin: 0 0 22px; color: #a5b1bd; line-height: 1.75; }
.business-panel ul { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0 0 28px; list-style: none; }
.business-panel li { padding: 7px 10px; border: 1px solid rgba(255,255,255,.14); color: #c6d0d9; font-size: 11px; }
.business-panel.ai { border-color: rgba(96,228,211,.3); background: linear-gradient(140deg,#0e2930,#0c1822 64%); }
.business-panel.animation { border-color: rgba(255,198,109,.3); background: linear-gradient(140deg,#2b2118,#0c1822 64%); }

.workflow { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.workflow-step { min-height: 185px; padding: 24px; border-right: 1px solid var(--line); }
.workflow-step:last-child { border-right: 0; }
.workflow-num { color: var(--cyan); font-size: 12px; font-weight: 900; letter-spacing: .15em; }
.workflow-step h3 { margin: 33px 0 8px; font-size: 17px; }
.workflow-step p { margin: 0; color: #8795a5; font-size: 12px; line-height: 1.6; }

.feature-list { display: grid; gap: 18px; }
.feature-row { min-height: 330px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 50px; align-items: center; padding: 26px 0; border-top: 1px solid var(--line); }
.feature-row.reverse { grid-template-columns: 1.1fr .9fr; }
.feature-row.reverse .feature-visual { order: 2; }
.feature-kicker { color: var(--cyan); font-size: 10px; letter-spacing: .14em; font-weight: 800; }
.feature-copy h3 { margin: 13px 0 12px; font-size: 34px; letter-spacing: -.04em; }
.feature-copy p { max-width: 500px; margin: 0 0 20px; color: var(--muted); line-height: 1.8; }
.feature-copy ul { display: grid; gap: 8px; padding: 0; margin: 0 0 24px; list-style: none; color: #cad3dc; font-size: 12px; }
.feature-copy li::before { content: '↗'; margin-right: 9px; color: var(--cyan); }
.feature-visual { min-height: 260px; overflow: hidden; border: 1px solid var(--line); background: #101d28; }
.feature-visual img { width: 100%; height: 100%; min-height: 260px; display: block; object-fit: cover; }
.visual-placeholder { min-height: 260px; display: grid; place-items: center; padding: 24px; color: #718192; text-align: center; background: repeating-linear-gradient(135deg, rgba(255,255,255,.035) 0 1px, transparent 1px 12px); }
.visual-placeholder span { max-width: 230px; font-size: 12px; line-height: 1.7; }
.tag { display: inline-flex; padding: 5px 8px; border: 1px solid rgba(255,255,255,.16); color: #c6d0db; font-size: 10px; }

.showcase-grid { display: grid; grid-template-columns: 1.3fr .7fr .7fr; grid-auto-rows: 190px; gap: 12px; }
.showcase-item { position: relative; overflow: hidden; border: 1px solid var(--line); background: #10202b; }
.showcase-item:first-child { grid-row: span 2; }
.showcase-item img { width: 100%; height: 100%; display: block; object-fit: cover; }
.showcase-item span { position: absolute; left: 14px; bottom: 13px; padding: 6px 8px; color: #fff; background: rgba(7,16,24,.78); font-size: 11px; }
.showcase-placeholder { height: 100%; display: grid; place-items: center; padding: 20px; color: #738596; text-align: center; font-size: 11px; }

.tier-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 10px; }
.tier { padding: 22px; border-top: 2px solid var(--cyan); background: #101d28; }
.tier:nth-child(2) { border-color: #8ab9ff; }.tier:nth-child(3) { border-color: var(--amber); }.tier:nth-child(4) { border-color: #d6b5ff; }
.tier strong { display: block; font-size: 18px; }.tier span { display: block; margin-top: 10px; color: #8f9dac; font-size: 11px; line-height: 1.7; }
.tier-grid + .section-note { margin-top: 18px; color: #718091; font-size: 11px; }

.scenario-grid { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 10px; }
.scenario { min-height: 145px; padding: 20px; border: 1px solid var(--line); background: #0f1b25; }.scenario strong { display: block; margin-bottom: 10px; }.scenario span { color: #8392a1; font-size: 11px; line-height: 1.7; }
.final-cta { padding: 115px 0; text-align: center; background: radial-gradient(circle at 50% 0%, rgba(96,228,211,.14), transparent 48%), #09151f; }
.final-cta h2 { max-width: 690px; margin: 14px auto; font-size: clamp(34px,5vw,64px); letter-spacing: -.05em; line-height: 1.08; }.final-cta p { margin: 0 auto 28px; color: var(--muted); }
.final-cta .hero-actions { justify-content: center; margin-top: 0; }
.brand-footer { padding: 48px 0 26px; border-top: 1px solid var(--line); color: #8e9aa8; background: #061019; }.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3,1fr); gap: 34px; }.brand-footer h3 { margin: 0 0 14px; color: #fff; font-size: 13px; }.brand-footer p, .brand-footer a { display: block; margin: 7px 0; font-size: 11px; line-height: 1.6; }.brand-footer a:hover { color: var(--cyan); }.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 36px; padding-top: 17px; border-top: 1px solid var(--line); font-size: 10px; }

.page-hero { min-height: 470px; display: flex; align-items: flex-end; padding: 95px 0 72px; border-bottom: 1px solid var(--line); background: radial-gradient(circle at 78% 25%, rgba(96,228,211,.18), transparent 26%), linear-gradient(115deg,#08131d,#0a2028); }.page-hero.warm { background: radial-gradient(circle at 78% 25%, rgba(255,198,109,.22), transparent 26%), linear-gradient(115deg,#16120e,#241c14); }.page-hero h1 { max-width: 800px; margin: 18px 0; font-size: clamp(48px,7vw,92px); letter-spacing: -.06em; line-height: 1.02; }.page-hero p { max-width: 570px; margin: 0; color: var(--muted); font-size: 18px; line-height: 1.8; }
.page-hero .hero-actions { margin-top: 30px; }
.module-intro { display: flex; justify-content: space-between; gap: 30px; align-items: end; margin-bottom: 38px; }.module-intro h2 { margin: 12px 0 0; font-size: 40px; letter-spacing: -.04em; }.module-intro p { max-width: 440px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.status { display: inline-flex; padding: 5px 8px; border: 1px solid rgba(255,198,109,.4); color: var(--amber); font-size: 10px; }

@media (max-width: 900px) { .brand-links { gap: 14px; }.brand-nav-inner { gap: 16px; }.brand-mark { min-width: auto; }.brand-mark small { display: none; }.brand-nav-actions .btn-secondary { display: none; }.hero-art { width: 58vw; opacity: .5; }.feature-row, .feature-row.reverse { grid-template-columns: 1fr; gap: 26px; }.feature-row.reverse .feature-visual { order: 0; }.tier-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }.scenario-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }.footer-grid { grid-template-columns: 1.5fr repeat(2,1fr); }.footer-grid > :last-child { grid-column: 2; } }
@media (max-width: 640px) { .brand-container { width: min(calc(100% - 32px), var(--max)); }.brand-nav { height: 64px; }.brand-mark span { font-size: 16px; }.brand-links { display: none; }.brand-nav-actions { margin-left: auto; }.brand-nav-actions .btn { min-height: 34px; padding: 0 10px; font-size: 11px; }.brand-nav-actions .btn-primary { display: inline-flex; }.brand-hero { min-height: 700px; }.hero-art { width: 118%; height: 350px; top: 0; right: -42%; opacity: .26; }.hero-copy { width: 100%; padding: 365px 0 58px; }.hero-copy h1 { max-width: 100%; margin-top: 20px; font-size: clamp(39px, 11vw, 48px); line-height: 1.12; letter-spacing: -.045em; overflow-wrap: anywhere; word-break: break-word; }.hero-copy h1 em { display: block; }.hero-copy p { width: 100%; max-width: 100%; font-size: 14px; line-height: 1.8; overflow-wrap: anywhere; word-break: break-all; }.hero-actions { width: 100%; }.hero-actions .btn { max-width: 100%; }.hero-meta { gap: 16px; margin-top: 36px; }.hero-meta strong { font-size: 18px; }.section-band { padding: 72px 0; }.business-grid { grid-template-columns: 1fr; }.business-panel { min-height: 350px; padding: 24px; }.workflow { grid-template-columns: 1fr 1fr; }.workflow-step { min-height: 150px; border-bottom: 1px solid var(--line); }.workflow-step:nth-child(2n) { border-right: 0; }.workflow-step:last-child { grid-column: span 2; }.showcase-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 150px; }.showcase-item:first-child { grid-column: span 2; grid-row: span 1; }.tier-grid, .scenario-grid { grid-template-columns: 1fr; }.module-intro { display: block; }.module-intro h2 { font-size: 32px; }.module-intro p { margin-top: 14px; }.footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }.footer-grid > :first-child { grid-column: span 2; }.footer-grid > :last-child { grid-column: auto; }.footer-bottom { display: block; }.footer-bottom span { display: block; margin-top: 6px; } }

/* Light open-platform theme. Keep vertical scrolling enabled on every brand page. */
:root {
  --ink: #142238;
  --muted: #66758a;
  --line: #e2e8f0;
  --bg: #ffffff;
  --panel: #ffffff;
  --cyan: #2369e8;
  --violet: #6656d8;
  --amber: #d58b22;
  --coral: #e56a54;
  color-scheme: light;
}
html, body { min-height: 100%; }
body.brand-site { overflow-x: hidden; overflow-y: auto; background: #fff; color: var(--ink); }
.brand-site { overflow-x: hidden; overflow-y: visible; background: #fff; }
.brand-nav { border-bottom-color: #e7ebf1; background: rgba(255,255,255,.92); box-shadow: 0 4px 20px rgba(24,52,87,.04); }
.brand-mark { color: var(--ink); }.brand-mark small { color: #8290a2; }.brand-links { color: #66758a; }.brand-links a:hover, .brand-links a.active { color: var(--ink); }
.btn-primary { color: #fff; background: var(--cyan); box-shadow: 0 10px 24px rgba(35,105,232,.18); }.btn-primary:hover { background: #3d80f0; }
.btn-secondary { color: #1e3552; border-color: #cfd9e7; background: #fff; }.btn-secondary:hover { border-color: #8ba8cf; background: #f5f8fc; }
.btn-amber { color: #fff; background: var(--amber); }.btn-ghost { color: var(--cyan); }
.brand-hero { background: #fff; border-bottom-color: var(--line); }
.brand-hero::before { background: radial-gradient(circle at 78% 22%, rgba(91,149,246,.16), transparent 30%), radial-gradient(circle at 18% 78%, rgba(106,209,194,.12), transparent 26%), linear-gradient(115deg, #fff 0%, #fff 48%, #f4f8ff 100%); }
.hero-grid-art { opacity: .45; background-image: linear-gradient(rgba(45,99,178,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(45,99,178,.06) 1px, transparent 1px); mask-image: linear-gradient(90deg, transparent 0%, #000 34%, #000 100%); }
.hero-art img { opacity: .36; mix-blend-mode: multiply; }.hero-art-placeholder { border-color: #cbd8e8; color: #8191a5; background: rgba(242,247,254,.75); }
.eyebrow { color: var(--cyan); }.hero-copy h1 { color: var(--ink); }.hero-copy h1 em { color: var(--cyan); }.hero-copy p { color: var(--muted); }.hero-meta { color: #63748a; border-top-color: var(--line); }.hero-meta strong { color: var(--ink); }
.section-band { border-bottom-color: var(--line); background: #fff; }.section-band.alt { background: #f7f9fc; }.section-heading p, .module-intro p { color: var(--muted); }
.business-panel { border-color: #dce5ef; background: #fff; box-shadow: 0 12px 32px rgba(38,69,109,.06); }.business-panel::before { opacity: 1; background: linear-gradient(180deg, rgba(255,255,255,0), rgba(255,255,255,.86) 84%); }.business-panel.ai { border-color: #cbdcf7; background: linear-gradient(140deg,#eef5ff,#fff 66%); }.business-panel.animation { border-color: #ead9bb; background: linear-gradient(140deg,#fff9ee,#fff 66%); }.business-panel h3 { color: var(--ink); }.business-panel p { color: #65758a; }.business-panel li { border-color: #d9e2ed; color: #4d6077; background: rgba(255,255,255,.72); }.business-panel.ai::after { color: rgba(35,105,232,.08); }.business-panel.animation::after { color: rgba(213,139,34,.1); }
.workflow { border-color: var(--line); background: #fff; }.workflow-step { border-right-color: var(--line); }.workflow-num { color: var(--cyan); }.workflow-step h3 { color: var(--ink); }.workflow-step p { color: #738298; }
.feature-row { border-top-color: var(--line); }.feature-kicker { color: var(--cyan); }.feature-copy h3 { color: var(--ink); }.feature-copy p { color: var(--muted); }.feature-copy ul { color: #4d6077; }.feature-copy li::before { color: var(--cyan); }.feature-visual { border-color: #dce5ef; background: #f4f7fb; box-shadow: 0 10px 26px rgba(38,69,109,.06); }.visual-placeholder { color: #8191a5; background: repeating-linear-gradient(135deg, rgba(55,95,148,.045) 0 1px, transparent 1px 12px); }
.showcase-item { border-color: #dce5ef; background: #f3f6fa; }.showcase-item span { color: #243957; background: rgba(255,255,255,.9); }.showcase-placeholder { color: #8191a5; }
.tier { border-top-color: var(--cyan); background: #fff; border-right: 1px solid #e2e8f0; border-bottom: 1px solid #e2e8f0; border-left: 1px solid #e2e8f0; box-shadow: 0 8px 22px rgba(38,69,109,.05); }.tier strong { color: var(--ink); }.tier span, .tier-grid + .section-note { color: #718097; }
.scenario { border-color: #dfe6ee; background: #fff; box-shadow: 0 8px 20px rgba(38,69,109,.04); }.scenario strong { color: var(--ink); }.scenario span { color: #738298; }
.final-cta { background: radial-gradient(circle at 50% 0%, rgba(74,135,237,.13), transparent 48%), #f5f8fd; }.final-cta h2 { color: var(--ink); }.final-cta p { color: var(--muted); }
.brand-footer { color: #718097; border-top-color: var(--line); background: #f7f9fc; }.brand-footer h3 { color: var(--ink); }.brand-footer a:hover { color: var(--cyan); }.footer-bottom { border-top-color: var(--line); }
.page-hero { background: radial-gradient(circle at 78% 25%, rgba(74,135,237,.14), transparent 28%), linear-gradient(115deg,#fff,#f3f7fd); border-bottom-color: var(--line); }.page-hero.warm { background: radial-gradient(circle at 78% 25%, rgba(227,174,83,.17), transparent 28%), linear-gradient(115deg,#fff,#fff8eb); }.page-hero h1 { color: var(--ink); }.page-hero p { color: var(--muted); }.status { color: #b6791b; border-color: #e7c98d; background: #fff9eb; }

/* Refined open-platform presentation: softer surfaces, clearer hierarchy, and motion. */
.brand-nav { transition: box-shadow .25s ease, background .25s ease; }
.brand-nav:hover { box-shadow: 0 8px 28px rgba(24,52,87,.08); }
.btn { border-radius: 12px; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease; }
.btn-primary:hover, .btn-amber:hover { box-shadow: 0 14px 28px rgba(35,105,232,.22); }
.btn-secondary:hover { box-shadow: 0 10px 24px rgba(38,69,109,.08); }
.business-grid { gap: 24px; }
.business-panel { min-height: 430px; padding: 42px; border-radius: 28px; box-shadow: 0 18px 48px rgba(38,69,109,.08); transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease; }
.business-panel:hover { transform: translateY(-8px); box-shadow: 0 26px 58px rgba(38,69,109,.14); }
.business-panel.ai { background: linear-gradient(145deg,#eef5ff 0%,#fff 68%); }
.business-panel.animation { background: linear-gradient(145deg,#fff7e8 0%,#fff 68%); }
.business-panel::after { font-size: 176px; top: -30px; right: 28px; }
.business-panel h3 { font-size: clamp(32px,3vw,46px); }
.business-panel p { max-width: 500px; font-size: 15px; }
.business-panel ul { gap: 9px; margin-bottom: 30px; }
.business-panel li, .tag { border-radius: 999px; padding: 8px 12px; }
.business-panel > .btn { align-self: flex-start; }
.workflow { overflow: hidden; border-radius: 22px; box-shadow: 0 12px 34px rgba(38,69,109,.06); }
.workflow-step { min-height: 205px; padding: 30px; background: #fff; transition: background .25s ease, transform .25s ease; }
.workflow-step:hover { background: #f5f8fd; }
.workflow-step h3 { margin-top: 42px; font-size: 19px; }
.feature-list { gap: 34px; }
.feature-row { min-height: 390px; grid-template-columns: .82fr 1.18fr; gap: clamp(38px,6vw,92px); padding: 42px 0; border-top: 0; }
.feature-row.reverse { grid-template-columns: 1.18fr .82fr; }
.feature-copy { padding: 10px 0; }
.feature-copy h3 { margin: 16px 0 16px; font-size: clamp(34px,3.4vw,52px); line-height: 1.1; }
.feature-copy p { max-width: 540px; font-size: 16px; line-height: 1.85; }
.feature-copy ul { gap: 11px; margin: 0 0 28px; font-size: 13px; }
.feature-copy li::before { display: inline-block; width: 18px; }
.feature-copy .btn { min-height: 42px; padding: 0 16px; }
.feature-visual { min-height: 330px; aspect-ratio: 16 / 10; border-radius: 26px; box-shadow: 0 18px 42px rgba(38,69,109,.11); transition: transform .45s ease, box-shadow .45s ease; }
.feature-visual:hover { transform: translateY(-5px) rotate(.3deg); box-shadow: 0 26px 58px rgba(38,69,109,.16); }
.feature-visual img { min-height: 330px; }
.visual-placeholder { min-height: 330px; border-radius: 26px; }
.showcase-grid { grid-auto-rows: 210px; gap: 18px; }
.showcase-item { border-radius: 24px; border-color: #d8e2ee; box-shadow: 0 12px 30px rgba(38,69,109,.06); transition: transform .35s ease, box-shadow .35s ease; }
.showcase-item:hover { transform: translateY(-6px); box-shadow: 0 22px 44px rgba(38,69,109,.14); }
.showcase-item img { transition: transform .6s ease; }
.showcase-item:hover img { transform: scale(1.045); }
.showcase-item span { left: 16px; bottom: 16px; border: 1px solid rgba(210,222,237,.8); border-radius: 999px; padding: 8px 12px; font-weight: 700; }
.showcase-placeholder { border-radius: 24px; background: linear-gradient(145deg,#f4f8fd,#fff); }
.tier-grid, .scenario-grid { gap: 16px; }
.tier, .scenario { border-radius: 20px; padding: 26px; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease; }
.tier:hover, .scenario:hover { transform: translateY(-5px); box-shadow: 0 18px 34px rgba(38,69,109,.11); }
.tier { border-top-width: 3px; }
.scenario { min-height: 165px; }
.final-cta { position: relative; overflow: hidden; }
.final-cta::before { content: ''; position: absolute; width: 420px; height: 420px; top: -250px; left: 50%; transform: translateX(-50%); border: 1px solid rgba(74,135,237,.18); border-radius: 50%; box-shadow: 0 0 0 32px rgba(74,135,237,.035), 0 0 0 64px rgba(74,135,237,.025); pointer-events: none; }
.section-heading h2, .module-intro h2 { line-height: 1.15; }

/* Scroll reveal is enabled by brand.js; content remains visible when JS is unavailable. */
.js-motion .motion-item { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.75,.25,1); }
.js-motion .motion-item.is-visible { opacity: 1; transform: none; }
.js-motion .motion-item:nth-child(2) { transition-delay: .06s; }
.js-motion .motion-item:nth-child(3) { transition-delay: .12s; }
.js-motion .motion-item:nth-child(4) { transition-delay: .18s; }
.hero-art img { animation: brand-float 8s ease-in-out infinite; }
.hero-grid-art { animation: brand-shimmer 14s linear infinite; }
.hero-copy, .page-hero .brand-container, .tutorial-hero .brand-container { animation: brand-rise .8s cubic-bezier(.2,.75,.25,1) both; }
@keyframes brand-rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@keyframes brand-float { 0%,100% { transform: translate3d(0,0,0) scale(1); } 50% { transform: translate3d(-10px,-10px,0) scale(1.02); } }
@keyframes brand-shimmer { 0% { background-position: 0 0, 0 0; } 100% { background-position: 72px 72px, 72px 72px; } }

/* Branded tutorial center. */
.tutorial-page { background: #f7f9fc; }
.tutorial-hero { position: relative; overflow: hidden; padding: 112px 0 70px; background: linear-gradient(135deg,#fff 0%,#eef5ff 100%); }
.tutorial-hero::after { content: ''; position: absolute; width: 520px; height: 520px; right: -140px; top: -230px; border: 1px solid rgba(35,105,232,.13); border-radius: 50%; box-shadow: 0 0 0 36px rgba(35,105,232,.035),0 0 0 72px rgba(35,105,232,.02); }
.tutorial-hero h1 { max-width: 780px; margin: 20px 0 15px; font-size: clamp(48px,7vw,88px); letter-spacing: -.06em; line-height: 1.03; color: var(--ink); }
.tutorial-hero p { max-width: 620px; margin: 0; color: var(--muted); font-size: 18px; line-height: 1.85; }
.tutorial-hero-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.tutorial-hero-meta span { padding: 8px 13px; border: 1px solid #d4e0f0; border-radius: 999px; color: #45617f; background: rgba(255,255,255,.75); font-size: 12px; }
.tutorial-content { padding: 80px 0 110px; }
.tutorial-feature { display: grid; grid-template-columns: .72fr 1.28fr; gap: 42px; align-items: stretch; padding: 32px; border: 1px solid #dbe5f0; border-radius: 30px; background: #fff; box-shadow: 0 22px 54px rgba(38,69,109,.1); }
.tutorial-feature-copy { display: flex; flex-direction: column; justify-content: center; padding: 14px 10px; }
.tutorial-feature-copy h2 { margin: 16px 0 14px; font-size: clamp(30px,3vw,46px); letter-spacing: -.045em; line-height: 1.12; }
.tutorial-feature-copy p { margin: 0; color: var(--muted); line-height: 1.85; }
.tutorial-feature-copy .tutorial-label { color: var(--cyan); font-size: 11px; font-weight: 800; letter-spacing: .14em; }
.tutorial-video { position: relative; overflow: hidden; aspect-ratio: 16 / 9; border-radius: 22px; background: #142238; box-shadow: 0 14px 34px rgba(28,52,87,.18); }
.tutorial-video video { width: 100%; height: 100%; display: block; object-fit: cover; }
.tutorial-video video[poster] { background: #e8eef7; }
.tutorial-video .video-play { position: absolute; left: 50%; top: 50%; width: 70px; height: 70px; display: grid; place-items: center; transform: translate(-50%,-50%); border: 0; border-radius: 50%; color: #fff; background: rgba(35,105,232,.92); box-shadow: 0 12px 28px rgba(35,105,232,.3); cursor: pointer; font-size: 22px; transition: transform .25s ease, background .25s ease; }
.tutorial-video .video-play:hover { transform: translate(-50%,-50%) scale(1.08); background: #3d80f0; }
.tutorial-video.is-playing .video-play { opacity: 0; pointer-events: none; }
.tutorial-section-heading { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin: 70px 0 24px; }
.tutorial-section-heading h2 { margin: 12px 0 0; font-size: clamp(28px,3vw,42px); letter-spacing: -.04em; }
.tutorial-section-heading p { max-width: 420px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.tutorial-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.tutorial-card { overflow: hidden; border: 1px solid #dce5ef; border-radius: 22px; background: #fff; box-shadow: 0 12px 30px rgba(38,69,109,.06); transition: transform .35s ease, box-shadow .35s ease; }
.tutorial-card:hover { transform: translateY(-6px); box-shadow: 0 22px 44px rgba(38,69,109,.12); }
.tutorial-card-copy { padding: 24px 24px 18px; }
.tutorial-card-copy h3 { margin: 8px 0 7px; font-size: 20px; color: var(--ink); }
.tutorial-card-copy p { min-height: 44px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.75; }
.tutorial-index { color: var(--cyan); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.tutorial-card .tutorial-video { border-radius: 0; box-shadow: none; }
.tutorial-install { margin-top: 18px; }
@media (max-width: 900px) { .tutorial-feature { grid-template-columns: 1fr; gap: 20px; }.tutorial-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }.tutorial-feature-copy { padding: 4px; } }
@media (max-width: 640px) { .business-panel { min-height: 380px; padding: 28px; border-radius: 22px; }.feature-row, .feature-row.reverse { min-height: auto; gap: 22px; padding: 28px 0; }.feature-copy h3 { font-size: 34px; }.feature-visual, .visual-placeholder { min-height: 220px; border-radius: 20px; }.feature-visual img { min-height: 220px; }.showcase-grid { grid-auto-rows: 160px; gap: 12px; }.showcase-item { border-radius: 18px; }.tutorial-hero { padding: 90px 0 54px; }.tutorial-hero h1 { font-size: 52px; }.tutorial-hero p { width: 100%; max-width: 100%; font-size: 15px; overflow-wrap: anywhere; word-break: break-all; }.tutorial-content { padding: 52px 0 74px; }.tutorial-feature { padding: 18px; border-radius: 22px; }.tutorial-feature-copy h2 { font-size: 32px; }.tutorial-feature-copy p, .tutorial-card-copy p { width: 100%; max-width: 100%; overflow-wrap: anywhere; word-break: break-all; }.tutorial-grid { grid-template-columns: 1fr; }.tutorial-section-heading { display: block; margin-top: 50px; }.tutorial-section-heading p { width: 100%; max-width: 100%; margin-top: 12px; overflow-wrap: anywhere; word-break: break-all; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }.js-motion .motion-item { opacity: 1; transform: none; } }

/* Stronger current-page navigation state. */
.brand-links a { position: relative; padding: 10px 12px; border: 1px solid transparent; border-radius: 12px; transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease; }
.brand-links a:hover { color: var(--ink); background: #f4f7fc; transform: translateY(-1px); }
.brand-links a.active { color: #1f61d8; font-weight: 800; background: #edf4ff; border-color: #d6e4fb; box-shadow: inset 0 -2px 0 #2369e8, 0 5px 14px rgba(35,105,232,.08); }
.brand-links a.active::after { content: ''; position: absolute; left: 50%; bottom: -9px; width: 22px; height: 3px; transform: translateX(-50%); border-radius: 99px; background: #2369e8; }

/* Product rows use a contained visual frame instead of an oversized, cropped image. */
.feature-row { min-height: 0; }
.feature-visual { height: clamp(320px, 31vw, 560px); min-height: 0; aspect-ratio: auto; }
.feature-visual img { min-height: 0; height: 100%; object-fit: contain; padding: 18px; background: linear-gradient(145deg,#f4f8fd,#fff); }
.visual-placeholder { height: 100%; min-height: 0; }
.ai-page .feature-row { padding: 30px; border: 1px solid #e1eaf5; border-radius: 30px; background: linear-gradient(118deg,#fff 0%,#f7faff 100%); box-shadow: 0 18px 42px rgba(38,69,109,.06); }
.ai-page .feature-row:hover { border-color: #c9daf1; box-shadow: 0 24px 54px rgba(38,69,109,.11); }
.ai-page .feature-copy { padding: 14px 6px; }
.ai-page .feature-copy h3 { letter-spacing: -.055em; }

/* API is a developer-facing surface: give it a focused, high-contrast product panel. */
.api-feature { background: linear-gradient(135deg,#122542 0%,#1b4c78 100%) !important; border-color: #173b63 !important; box-shadow: 0 24px 58px rgba(23,59,99,.2) !important; }
.api-feature .feature-copy h3 { color: #fff; }
.api-feature .feature-copy p, .api-feature .feature-copy ul { color: rgba(255,255,255,.78); }
.api-feature .feature-kicker { color: #85e8df; }
.api-feature .feature-copy li::before { color: #85e8df; }
.api-feature .feature-copy .btn-ghost { color: #fff; border: 1px solid rgba(255,255,255,.42); border-radius: 12px; padding: 0 16px; }
.api-feature .feature-copy .btn-ghost:hover { color: #122542; background: #85e8df; border-color: #85e8df; }
.api-feature .feature-visual { border-color: rgba(255,255,255,.32); background: rgba(255,255,255,.12); box-shadow: 0 16px 36px rgba(0,0,0,.15); }
.api-feature .feature-visual img { padding: 26px; background: linear-gradient(145deg,rgba(237,255,254,.96),rgba(211,246,247,.88)); }
.api-feature .feature-visual { position: relative; }
.api-feature .feature-visual::before { content: 'POST  /v1/generate   •   200 OK'; position: absolute; z-index: 2; top: 16px; left: 20px; padding: 8px 12px; border: 1px solid rgba(255,255,255,.34); border-radius: 999px; color: #e9fffd; background: rgba(16,45,73,.72); box-shadow: 0 8px 18px rgba(14,38,65,.18); font: 700 10px/1 'DM Sans','Noto Sans SC',sans-serif; letter-spacing: .08em; }
.api-feature .feature-visual::after { content: 'IMAGE  ·  VOICE  ·  WORKFLOW'; position: absolute; z-index: 2; right: 20px; bottom: 16px; padding: 8px 12px; border: 1px solid rgba(21,91,110,.2); border-radius: 999px; color: #0d6574; background: rgba(238,255,253,.9); font: 800 10px/1 'DM Sans','Noto Sans SC',sans-serif; letter-spacing: .08em; }

/* Keep every Animate/material screenshot visible instead of cropping its working area. */
.shadiao-page .feature-row { min-height: 0; padding: 30px; border: 1px solid #eee5d7; border-radius: 30px; background: linear-gradient(118deg,#fff 0%,#fffaf2 100%); box-shadow: 0 18px 42px rgba(111,79,28,.07); }
.shadiao-page .feature-row:hover { border-color: #e5c98f; box-shadow: 0 24px 54px rgba(111,79,28,.12); }
.shadiao-page .feature-visual { background: #f8fafc; border-color: #e4e9ef; }
.shadiao-page .feature-visual img { object-fit: contain; padding: 20px; background: linear-gradient(145deg,#f8fafc,#fff); }
.shadiao-page .feature-copy { padding: 14px 6px; }

@media (max-width: 900px) {
  .brand-links a { padding: 8px 9px; }
  .brand-links a.active::after { bottom: -6px; }
  .ai-page .feature-row, .shadiao-page .feature-row { padding: 24px; }
  .feature-visual { height: clamp(300px, 48vw, 430px); }
}
@media (max-width: 640px) {
  .brand-links a { padding: 8px 10px; }
  .ai-page .feature-row, .shadiao-page .feature-row { padding: 18px; border-radius: 22px; }
  .feature-visual { height: clamp(220px, 64vw, 340px); }
  .feature-visual img { padding: 12px; }
  .api-feature .feature-visual img { padding: 16px; }
}

/* Compact product cards used by the AI detail page. */
.ai-page .feature-list { gap: 24px; }
.ai-page .feature-row {
  min-height: 0;
  padding: 28px;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(24px, 4vw, 56px);
  border: 1px solid #dfe8f2;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(38,69,109,.08);
}
.ai-page .feature-row.reverse { grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); }
.ai-page .feature-row.reverse .feature-visual { order: 1; }
.ai-page .feature-row.reverse .feature-copy { order: 2; }
.ai-page .feature-copy { padding: 8px 4px; }
.ai-page .feature-copy h3 { font-size: clamp(30px, 3vw, 44px); margin: 12px 0; }
.ai-page .feature-copy p { font-size: 15px; line-height: 1.7; margin-bottom: 16px; }
.ai-page .feature-copy ul { gap: 7px; margin-bottom: 20px; }
.ai-page .feature-visual { height: auto; min-height: 0; aspect-ratio: 16 / 10; border-radius: 14px; }
.ai-page .feature-visual img { height: 100%; min-height: 0; padding: 12px; object-fit: contain; }

@media (max-width: 900px) {
  .ai-page .feature-row, .ai-page .feature-row.reverse { grid-template-columns: 1fr; gap: 22px; padding: 22px; }
  .ai-page .feature-row.reverse .feature-copy, .ai-page .feature-row.reverse .feature-visual { order: initial; }
  .ai-page .feature-visual { width: 100%; }
}
@media (max-width: 640px) {
  .ai-page .feature-row, .ai-page .feature-row.reverse { padding: 18px; border-radius: 14px; }
  .ai-page .feature-copy h3 { font-size: 30px; }
  .ai-page .feature-copy p { font-size: 14px; }
  .ai-page .feature-visual { aspect-ratio: 4 / 3; }
}

/* Bright pricing page. */
.pricing-page { --ink: #17263d; --muted: #687890; --line: #dfe7f0; color: var(--ink); background: #f6f9fc; }
.pricing-page .brand-nav { background: rgba(255,255,255,.96); }
.pricing-hero { padding: 110px 0 54px; background: linear-gradient(135deg,#fff 0%,#eef7ff 100%); border-bottom: 1px solid var(--line); }
.pricing-hero h1 { margin: 16px 0 14px; font-size: clamp(42px,6vw,72px); letter-spacing: -.04em; }
.pricing-hero p { max-width: 650px; color: var(--muted); font-size: 18px; line-height: 1.8; }
.pricing-tabs { display: flex; gap: 10px; margin-top: 32px; }
.pricing-tab { border: 1px solid #cddbeb; border-radius: 999px; background: #fff; color: #55708f; padding: 11px 20px; font-weight: 700; cursor: pointer; }
.pricing-tab.is-active { color: #fff; border-color: #2369e8; background: #2369e8; }
.pricing-section { padding: 76px 0; }
.pricing-section + .pricing-section { padding-top: 18px; }
.pricing-section-heading { display:flex; justify-content:space-between; align-items:end; gap:24px; margin-bottom:26px; }
.pricing-section-heading h2 { margin: 10px 0 0; font-size: clamp(30px,4vw,46px); letter-spacing: -.03em; }
.pricing-section-heading p { max-width: 520px; color: var(--muted); line-height: 1.7; }
.pricing-grid { display:grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap:16px; }
.pricing-card { position:relative; display:flex; flex-direction:column; min-height:520px; padding:24px; border:1px solid var(--line); border-radius:16px; background:#fff; box-shadow:0 12px 28px rgba(31,57,90,.07); }
.pricing-card.recommended { border-color:#f0bd3d; box-shadow:0 16px 34px rgba(231,172,39,.18); }
.pricing-card .card-tag { display:inline-flex; align-self:flex-start; padding:5px 9px; border-radius:999px; color:#2369e8; background:#eaf2ff; font-size:12px; font-weight:800; }
.pricing-card h3 { margin:18px 0 8px; font-size:25px; }
.pricing-card .card-desc { min-height:48px; color:var(--muted); line-height:1.6; font-size:14px; }
.pricing-card .price { margin:18px 0; color:#162740; font-size:44px; font-weight:900; letter-spacing:-.04em; }
.pricing-card .price small { margin-left:5px; color:var(--muted); font-size:14px; font-weight:600; letter-spacing:0; }
.pricing-card ul { display:grid; gap:10px; padding:0; margin:0 0 22px; list-style:none; color:#52657e; font-size:14px; line-height:1.5; }
.pricing-card li::before { content:'✓'; margin-right:8px; color:#1cb58b; font-weight:800; }
.pricing-card .btn { width:100%; margin-top:auto; }
.pricing-card.silver .card-tag { color:#1488a5; background:#e1f7fb; }
.pricing-card.gold .card-tag { color:#9b6900; background:#fff1bf; }
.pricing-card.diamond .card-tag { color:#7254be; background:#eee8ff; }
.pricing-card.animation .card-tag { color:#0d9578; background:#def8ef; }
.pricing-card.family .card-tag { color:#ad6b00; background:#fff0d1; }
.pricing-note { margin-top:18px; color:var(--muted); font-size:13px; line-height:1.7; }
.benefit-grid { display:grid; grid-template-columns:repeat(5,minmax(0,1fr)); gap:12px; }
.benefit-item { padding:18px; border:1px solid var(--line); border-radius:12px; background:#fff; }
.benefit-item strong { display:block; margin-bottom:6px; }
.benefit-item span { color:var(--muted); font-size:13px; line-height:1.6; }
.pricing-footer-cta { padding:64px 0 86px; text-align:center; }
@media (max-width: 1000px) { .pricing-grid { grid-template-columns:repeat(2,minmax(0,1fr)); } .benefit-grid { grid-template-columns:repeat(3,minmax(0,1fr)); } }
@media (max-width: 640px) { .pricing-hero { padding:82px 0 40px; } .pricing-hero p { font-size:15px; } .pricing-tabs { width:100%; } .pricing-tab { flex:1; padding:10px 12px; } .pricing-section { padding:52px 0; } .pricing-section-heading { display:block; } .pricing-section-heading p { margin-top:12px; } .pricing-grid { grid-template-columns:1fr; } .pricing-card { min-height:0; } .benefit-grid { grid-template-columns:1fr 1fr; } }

/* Minimal editorial treatment: navigation and product links stay text-led. */
.brand-links a:hover { background: transparent; transform: none; }
.brand-links a.active { color: #2369e8; font-weight: 800; background: transparent; border-color: transparent; box-shadow: none; }
.brand-links a.active::after { bottom: -10px; width: 28px; height: 2px; box-shadow: none; }
.feature-copy .btn-ghost, .api-feature .feature-copy .btn-ghost { min-height: auto; padding: 0; border: 0; border-radius: 0; color: var(--cyan); background: transparent; box-shadow: none; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 6px; }
.feature-copy .btn-ghost:hover, .api-feature .feature-copy .btn-ghost:hover { color: var(--ink); border: 0; background: transparent; box-shadow: none; transform: none; }

/* Keep the original two-column presentation; the section background does the grouping. */
.ai-page .feature-row, .shadiao-page .feature-row { min-height: 0; padding: 42px 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
.ai-page .feature-row:hover, .shadiao-page .feature-row:hover { border-color: transparent; box-shadow: none; }
.ai-page .feature-copy, .shadiao-page .feature-copy { padding: 10px 0; }
.api-feature { background: transparent !important; border: 0 !important; border-radius: 0 !important; box-shadow: none !important; }
.api-feature .feature-copy h3 { color: var(--ink); }
.api-feature .feature-copy p, .api-feature .feature-copy ul { color: var(--muted); }
.api-feature .feature-kicker { color: var(--cyan); }
.api-feature .feature-copy li::before { color: var(--cyan); }
.api-feature .feature-visual { border-color: #dce5ef; background: #f4f7fb; box-shadow: 0 10px 26px rgba(38,69,109,.06); }
.api-feature .feature-visual::before, .api-feature .feature-visual::after { display: none; }
.api-feature .feature-visual img { padding: 18px; background: linear-gradient(145deg,#f4f8fd,#fff); }

@media (max-width: 900px) {
  .ai-page .feature-row, .shadiao-page .feature-row { padding: 34px 0; }
}
@media (max-width: 640px) {
  .ai-page .feature-row, .shadiao-page .feature-row { padding: 28px 0; border-radius: 0; }
}

/* Shadiao animation follows the original hzzy.xyz showcase: dark canvas, alternating rows, media without a white frame. */
.shadiao-document, .shadiao-page, .shadiao-page main, .shadiao-page .section-band, .shadiao-page .section-band.alt { --ink: #fff; --muted: #9aa0aa; --line: rgba(255,255,255,.08); --amber: #f6a51a; color: #fff; background-color: #0b0d12 !important; }
.shadiao-page::before { content: ''; position: fixed; inset: 0; z-index: -2; pointer-events: none; background: radial-gradient(circle at 15% 8%, rgba(108,77,211,.12), transparent 22%), radial-gradient(circle at 85% 28%, rgba(0,255,192,.06), transparent 24%), #0b0d12; }
.shadiao-page::after { content: ''; position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .5; background-image: radial-gradient(circle, rgba(0,255,192,.55) 0 2px, transparent 2.5px), radial-gradient(circle, rgba(108,77,211,.6) 0 2px, transparent 2.5px); background-size: 260px 230px, 330px 310px; background-position: 20px 40px, 120px 10px; }
.shadiao-page .brand-nav { border-bottom-color: rgba(255,255,255,.08); background: linear-gradient(180deg, rgba(11,13,18,.95), rgba(11,13,18,.72)); box-shadow: none; }
.shadiao-page .brand-mark, .shadiao-page .brand-links a { color: #fff; }
.shadiao-page .brand-mark small, .shadiao-page .brand-links { color: #9aa0aa; }
.shadiao-page .brand-links a:hover { color: #fff; background: transparent; }
.shadiao-page .brand-links a.active { color: #fff; background: transparent; border-color: transparent; }
.shadiao-page .brand-links a.active::after { background: var(--amber); }
.shadiao-page .btn-secondary { color: #fff; border-color: rgba(255,255,255,.16); background: rgba(255,255,255,.04); }
.shadiao-page .page-hero.warm { min-height: 650px; background: radial-gradient(circle at 78% 22%, rgba(245,158,11,.14), transparent 28%), linear-gradient(120deg,#0b0d12,#12131a); border-bottom-color: rgba(255,255,255,.08); }
.shadiao-page .page-hero h1, .shadiao-page .module-intro h2, .shadiao-page .section-heading h2, .shadiao-page .feature-copy h3, .shadiao-page .scenario strong, .shadiao-page .tier strong { color: #fff; }
.shadiao-page .page-hero p, .shadiao-page .module-intro p, .shadiao-page .feature-copy p, .shadiao-page .feature-copy ul, .shadiao-page .scenario span, .shadiao-page .tier span, .shadiao-page .section-heading p { color: #9aa0aa; }
.shadiao-page main, .shadiao-page .section-band, .shadiao-page .section-band.alt { background: transparent !important; border-bottom-color: rgba(255,255,255,.06); }
.shadiao-page .feature-list { gap: 0; }
.shadiao-page .feature-row, .shadiao-page .feature-row.reverse { min-height: 0; padding: 82px 0; border-top: 0; border-bottom: 1px solid rgba(255,255,255,.06); background: transparent; border-radius: 0; box-shadow: none; }
.shadiao-page .feature-row:hover, .shadiao-page .feature-row.reverse:hover { box-shadow: none; border-color: rgba(255,255,255,.06); }
.shadiao-page .feature-row.reverse .feature-copy { order: 2; }
.shadiao-page .feature-row.reverse .feature-visual { order: 1; }
.shadiao-page .feature-copy { padding: 20px 0; }
.shadiao-page .feature-copy li::before { color: #00ffc0; content: '✓'; }
.shadiao-page .feature-copy .btn-ghost { color: #fff !important; text-decoration: underline; text-underline-offset: 6px; }
.shadiao-page .feature-visual { height: auto; min-height: 0; overflow: visible; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
.shadiao-page .feature-visual:hover { transform: none; box-shadow: none; }
.shadiao-page .feature-visual img { width: 100%; height: auto; min-height: 0; max-height: none; display: block; padding: 0; object-fit: contain; border: 0; border-radius: 20px; background: transparent; box-shadow: 0 20px 60px rgba(0,0,0,.5); }
.shadiao-page .feature-visual.media-row { display: flex; height: clamp(430px, 42vw, 680px); align-items: center; justify-content: center; gap: 16px; }
.shadiao-page .feature-visual.media-row img { width: calc(50% - 8px); height: 100%; max-height: 100%; object-fit: contain; }
.shadiao-page .tier, .shadiao-page .scenario { border-color: rgba(255,255,255,.1); background: rgba(255,255,255,.03); box-shadow: none; }
.shadiao-page .final-cta { background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(108,77,211,.08)); border-top: 1px solid rgba(255,255,255,.06); }
.shadiao-page .brand-footer { color: #9aa0aa; border-top-color: rgba(255,255,255,.08); background: rgba(255,255,255,.02); }
.shadiao-page .brand-footer h3 { color: #fff; }
.shadiao-page .motion-item { opacity: 1 !important; transform: none !important; }
.shadiao-hero-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; width: min(calc(100% - 48px), var(--max)); }
.shadiao-hero-copy { max-width: 650px; }
.shadiao-hero-media { display: flex; align-items: center; justify-content: center; min-width: 0; }
.shadiao-hero-media img { width: 100%; max-width: 650px; height: auto; display: block; border-radius: 20px; box-shadow: 0 20px 60px rgba(0,0,0,.48); }
@media (max-width: 900px) {
  .shadiao-page .feature-row, .shadiao-page .feature-row.reverse {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
    padding: 60px 0;
  }
  .shadiao-page .feature-visual { width: 100%; }
  .shadiao-page .feature-visual.media-row { height: clamp(360px, 68vw, 560px); }
  .shadiao-hero-layout { gap: 36px; }
}
@media (max-width: 640px) {
  .shadiao-page .brand-nav-actions .btn-amber { display: none; }
  .shadiao-page .page-hero.warm { min-height: 620px; }
  .shadiao-hero-layout { display: flex; flex-direction: column; align-items: stretch; gap: 28px; width: min(calc(100% - 32px), var(--max)); }
  .shadiao-hero-copy { max-width: none; }
  .shadiao-hero-media img { max-width: none; border-radius: 16px; }
  .shadiao-page .feature-row, .shadiao-page .feature-row.reverse { padding: 48px 0; }
  .shadiao-page .feature-row.reverse .feature-copy, .shadiao-page .feature-row.reverse .feature-visual { order: initial; }
  .shadiao-page .feature-visual.media-row { height: auto; flex-direction: row; align-items: flex-start; }
  .shadiao-page .feature-visual.media-row img { width: calc(50% - 6px); height: auto; }
}

/* ============================================================
   Two-system clarity layer
   闪帧 AI（按量/会员制） vs 闪帧沙雕动画（订阅/买断制）
   ============================================================ */

/* Mobile navigation toggle */
.brand-nav-toggle { display: none; width: 40px; height: 40px; padding: 0; border: 1px solid var(--line); border-radius: 10px; background: transparent; color: var(--ink); cursor: pointer; align-items: center; justify-content: center; }
.brand-nav-toggle span { position: relative; display: block; width: 16px; height: 2px; border-radius: 2px; background: currentColor; transition: background .2s ease; }
.brand-nav-toggle span::before, .brand-nav-toggle span::after { content: ''; position: absolute; left: 0; width: 16px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .2s ease, top .2s ease; }
.brand-nav-toggle span::before { top: -5px; }
.brand-nav-toggle span::after { top: 5px; }
.brand-nav-toggle.is-active span { background: transparent; }
.brand-nav-toggle.is-active span::before { top: 0; transform: rotate(45deg); }
.brand-nav-toggle.is-active span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 640px) {
  .brand-nav-toggle { display: inline-flex; }
  .brand-links.is-open { position: absolute; top: 64px; left: 0; right: 0; z-index: 40; display: flex; flex-direction: column; align-items: stretch; gap: 0; margin: 0; padding: 6px 16px 14px; border-bottom: 1px solid var(--line); background: #fff; box-shadow: 0 22px 48px rgba(20,34,56,.14); }
  .brand-links.is-open a { padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 14px; }
  .brand-links.is-open a:last-child { border-bottom: 0; }
  .shadiao-page .brand-links.is-open { background: #0b0d12; box-shadow: 0 22px 48px rgba(0,0,0,.55); }
}

/* Which system am I looking at */
.system-tag { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .06em; }
.system-tag i { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.system-tag.ai { color: var(--cyan); }
.system-tag.anim { color: var(--amber); }
.system-tag-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-bottom: 18px; }
.system-tag-row .system-link { color: var(--muted); font-size: 12px; font-weight: 700; text-decoration: underline; text-underline-offset: 5px; }
.system-tag-row .system-link:hover { color: var(--ink); }

/* Side-by-side comparison table */
.system-compare { overflow-x: auto; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: 0 14px 36px rgba(38,69,109,.06); }
.system-compare table { width: 100%; min-width: 760px; border-collapse: collapse; }
.system-compare th, .system-compare td { padding: 16px 20px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; color: var(--ink); font-size: 13px; line-height: 1.75; }
.system-compare thead th { padding-top: 22px; padding-bottom: 22px; background: #f7fafd; font-size: 15px; font-weight: 900; letter-spacing: -.01em; }
.system-compare thead th:first-child { width: 132px; color: var(--muted); font-size: 12px; font-weight: 700; }
.system-compare thead th.col-ai { border-top: 3px solid var(--cyan); }
.system-compare thead th.col-anim { border-top: 3px solid var(--amber); }
.system-compare tbody th { width: 132px; background: #fbfcfe; color: var(--muted); font-size: 12px; font-weight: 700; }
.system-compare tbody tr:last-child th, .system-compare tbody tr:last-child td { border-bottom: 0; }
.system-compare .cell-lead { font-weight: 800; }
.system-compare .cell-muted { color: var(--muted); }
.system-compare .col-ai-text { color: var(--cyan); font-weight: 800; }
.system-compare .col-anim-text { color: var(--amber); font-weight: 800; }
.system-compare .cell-list { display: block; margin: 6px 0 0; padding: 0; list-style: none; }
.system-compare .cell-list li { position: relative; padding-left: 14px; margin: 3px 0; color: var(--muted); font-size: 12.5px; }
.system-compare .cell-list li::before { content: ''; position: absolute; left: 0; top: .62em; width: 5px; height: 5px; border-radius: 50%; background: var(--line); }

.system-note { display: flex; align-items: flex-start; gap: 10px; margin-top: 18px; padding: 16px 18px; border: 1px solid var(--line); border-left: 3px solid var(--cyan); border-radius: 12px; background: #f7fafd; color: var(--muted); font-size: 13px; line-height: 1.8; }
.system-note strong { color: var(--ink); }
.system-note.anim { border-left-color: var(--amber); }

/* FAQ */
.system-faq { display: grid; gap: 12px; }
.system-faq details { border: 1px solid var(--line); border-radius: 14px; background: #fff; box-shadow: 0 10px 26px rgba(38,69,109,.05); }
.system-faq summary { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 18px 22px; color: var(--ink); font-size: 15px; font-weight: 800; cursor: pointer; list-style: none; }
.system-faq summary::-webkit-details-marker { display: none; }
.system-faq summary::after { content: '+'; color: var(--cyan); font-size: 20px; font-weight: 700; line-height: 1; }
.system-faq details[open] summary::after { content: '−'; }
.system-faq .faq-body { padding: 0 22px 20px; color: var(--muted); font-size: 13px; line-height: 1.9; }
.system-faq .faq-body strong { color: var(--ink); }
.system-faq .faq-body p { margin: 0 0 8px; }
.system-faq .faq-body p:last-child { margin-bottom: 0; }

/* Shadiao runs on a dark canvas */
.shadiao-page .system-compare { background: rgba(255,255,255,.02); box-shadow: none; }
.shadiao-page .system-compare thead th { background: rgba(255,255,255,.04); }
.shadiao-page .system-compare tbody th { background: rgba(255,255,255,.02); }
.shadiao-page .system-compare .cell-muted, .shadiao-page .system-compare .cell-list li { color: #9aa0aa; }
.shadiao-page .system-note { background: rgba(255,255,255,.02); }
.shadiao-page .system-faq details { background: rgba(255,255,255,.02); box-shadow: none; }
.shadiao-page .system-tag { background: rgba(255,255,255,.03); }

@media (max-width: 640px) {
  .system-compare { border-radius: 14px; }
  .system-compare table { min-width: 620px; }
  .system-compare th, .system-compare td { padding: 14px 16px; font-size: 12.5px; }
  .system-compare thead th:first-child, .system-compare tbody th { width: 104px; }
  .system-faq summary { padding: 15px 16px; font-size: 14px; }
  .system-faq .faq-body { padding: 0 16px 16px; }
}

/* Two-system extras used inside the home page panels */
.business-panel .panel-meta { margin: 16px 0 20px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; line-height: 1.7; }
.business-panel .panel-meta strong { color: var(--ink); }
.system-note a { color: var(--cyan); text-decoration: underline; text-underline-offset: 4px; }
.system-note a:hover { color: var(--ink); }
.shadiao-page .system-note a { color: var(--amber); }
.shadiao-page .system-note a:hover { color: #fff; }

/* ============================================================
   体系化子站导航（新增）
   闪帧 AI：AI 工作台下拉；闪帧沙雕动画：Animate 工具下拉
   两条体系各自导航 + 唯一跨体系出口「切换体系」
   ============================================================ */
.brand-drop { position: relative; }
.brand-drop > summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 7px;
  padding: 10px 12px; border: 1px solid transparent; border-radius: 12px; color: inherit;
  font-size: 13px; font-weight: 700; transition: color .2s ease, background .2s ease, border-color .2s ease; }
.brand-drop > summary::-webkit-details-marker { display: none; }
.brand-drop > summary i { font-style: normal; font-size: 9px; opacity: .7; transition: transform .2s ease; }
.brand-drop[open] > summary,
.brand-drop > summary:hover { color: var(--ink); background: #f4f7fc; border-color: #e3e9f1; }
.brand-drop[open] > summary i { transform: rotate(180deg); }
.brand-drop-menu { position: absolute; top: calc(100% + 10px); left: 0; z-index: 60; min-width: 262px;
  display: grid; gap: 2px; padding: 9px; border: 1px solid var(--line); border-radius: 18px;
  background: #fff; box-shadow: 0 26px 58px rgba(20,34,56,.16); }
.brand-drop-menu a { display: block; padding: 10px 13px; border-radius: 12px; font-size: 13px;
  font-weight: 700; color: #33445c; text-decoration: none; }
.brand-drop-menu a small { display: block; margin-top: 3px; font-size: 11px; font-weight: 500; color: #8b98a9; }
.brand-drop-menu a:hover { background: #f4f7fc; color: var(--ink); }
.brand-switch { margin-left: 6px; padding-left: 16px !important; border-left: 1px solid var(--line);
  color: #66758a !important; font-weight: 800; }
.brand-switch:hover { color: var(--ink) !important; }

/* 沙雕子站为深色画布，下拉与切换按钮跟随深色 */
.shadiao-page .brand-drop > summary:hover,
.shadiao-page .brand-drop[open] > summary { color: #fff; background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.14); }
.shadiao-page .brand-drop-menu { background: #14161f; border-color: rgba(255,255,255,.12); box-shadow: 0 26px 58px rgba(0,0,0,.6); }
.shadiao-page .brand-drop-menu a { color: #d6d9e2; }
.shadiao-page .brand-drop-menu a small { color: #8b93a3; }
.shadiao-page .brand-drop-menu a:hover { background: rgba(255,255,255,.07); color: #fff; }
.shadiao-page .brand-switch { border-left-color: rgba(255,255,255,.14); color: #9aa0aa !important; }
.shadiao-page .brand-switch:hover { color: #fff !important; }

/* 子站页脚：只列本体系链接，底部一行“回到体系选择” */
.brand-footer .footer-system { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; }
.brand-footer .footer-switch { display: inline-flex; align-items: center; gap: 7px; padding: 8px 13px;
  border: 1px solid var(--line); border-radius: 999px; font-size: 11px; font-weight: 800; }
.brand-footer .footer-switch:hover { color: var(--ink); border-color: #a7bad4; }
.shadiao-page .brand-footer .footer-switch { border-color: rgba(255,255,255,.14); }
.shadiao-page .brand-footer .footer-switch:hover { color: #fff; border-color: rgba(255,255,255,.34); }

@media (max-width: 640px) {
  .brand-links.is-open .brand-drop { width: 100%; }
  .brand-links.is-open .brand-drop > summary { padding: 14px 4px; border-radius: 0; border-bottom: 1px solid var(--line); font-size: 14px; }
  .brand-links.is-open .brand-drop-menu { position: static; min-width: 0; margin: 4px 0 8px; padding: 4px 0 4px 12px;
    border: 0; border-radius: 0; background: transparent; box-shadow: none; }
  .shadiao-page .brand-links.is-open .brand-drop > summary { border-bottom-color: rgba(255,255,255,.1); }
  .brand-switch { width: 100%; margin-left: 0; padding-left: 4px !important; border-left: 0; }
  .brand-links.is-open .brand-switch { padding: 14px 4px !important; border-bottom: 0; }
}

/* 子站价格区：三列网格（沙雕权益共 6 个方案） */
.pricing-grid.three { grid-template-columns: repeat(3,minmax(0,1fr)); }
@media (max-width: 1000px) { .pricing-grid.three { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 640px) { .pricing-grid.three { grid-template-columns: 1fr; } }

/* 沙雕子站为深色画布：价格卡跟随深色 */
.shadiao-page .pricing-card { background: rgba(255,255,255,.03); border-color: rgba(255,255,255,.12); box-shadow: none; }
.shadiao-page .pricing-card.recommended { border-color: rgba(246,165,26,.55); box-shadow: 0 16px 34px rgba(246,165,26,.16); }
.shadiao-page .pricing-card .card-desc,
.shadiao-page .pricing-card ul,
.shadiao-page .pricing-note { color: #9aa0aa; }
.shadiao-page .pricing-card .price { color: #fff; }
.shadiao-page .pricing-card .price small { color: #8b93a3; }
.shadiao-page .pricing-card li::before { color: #00ffc0; }

/* 深色沙雕页：琥珀按钮用深色文字，保证可读性（白字在 #f6a51a 上对比度不足） */
.shadiao-page .btn-amber { color: #241703; font-weight: 900; }
.shadiao-page .btn-amber:hover { background: #ffbd45; }

/* ============================================================
   子站能力卡 + 界面预览条（新增）
   正文为主、信息密度高；截图退出正文流，统一收进底部“界面预览”，
   避免半屏大图占掉展示区。
   ============================================================ */
.cap-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; }
.cap-card {
  position: relative; display: flex; flex-direction: column; gap: 13px;
  padding: 30px 32px; border: 1px solid var(--line); border-radius: 22px;
  background: #fff; box-shadow: 0 14px 34px rgba(38,69,109,.06);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.cap-card:hover { transform: translateY(-4px); border-color: #cbdcf7; box-shadow: 0 24px 50px rgba(38,69,109,.13); }
.cap-kicker { display: flex; align-items: center; gap: 9px; font-size: 11px; font-weight: 900; letter-spacing: .16em; color: var(--cyan); }
.cap-card h3 { margin: 0; font-size: clamp(22px, 2.1vw, 30px); letter-spacing: -.03em; line-height: 1.2; }
.cap-body { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.9; }
.cap-card ul { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px 18px;
               margin: 0; padding: 0; list-style: none; color: #4d6077; font-size: 13px; line-height: 1.6; }
.cap-card ul li::before { content: '✓'; margin-right: 7px; color: var(--cyan); font-weight: 900; }
.cap-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px;
            margin-top: auto; padding-top: 15px; border-top: 1px solid var(--line); }
.cap-link { font-size: 13px; font-weight: 800; color: var(--cyan); text-decoration: none; }
.cap-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.cap-note { margin: 0; color: var(--muted); font-size: 12.5px; line-height: 1.75; }
.cap-body code { padding: 1px 6px; border-radius: 6px; background: #eef2f8; color: #31527f; font-size: .92em; }

/* 界面预览条：4 张缩略图 + 说明，图片在这里才承担“看到真实界面”的作用 */
.ui-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 14px; margin: 52px 0 18px; }
.ui-head h3 { margin: 8px 0 0; font-size: clamp(20px,1.9vw,26px); letter-spacing: -.03em; }
.ui-head p { max-width: 460px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.ui-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.ui-shot { display: block; margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 18px;
           background: #f4f7fb; box-shadow: 0 12px 30px rgba(38,69,109,.07);
           color: inherit; text-decoration: none;
           transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease; }
.ui-shot:hover { transform: translateY(-5px); border-color: #cbdcf7; box-shadow: 0 22px 44px rgba(38,69,109,.14); }
.ui-shot img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: left top; }
.ui-shot figcaption { display: flex; align-items: center; justify-content: space-between; gap: 10px;
                      padding: 11px 14px; border-top: 1px solid var(--line); background: #fff;
                      color: #52657e; font-size: 12.5px; font-weight: 700; }
.ui-shot figcaption small { color: var(--cyan); font-size: 11.5px; font-weight: 800; }

/* 沙雕子站为深色画布 */
.shadiao-page .cap-card { border-color: rgba(255,255,255,.1); background: rgba(255,255,255,.03); box-shadow: none; }
.shadiao-page .cap-card:hover { border-color: rgba(246,165,26,.5); box-shadow: 0 20px 44px rgba(0,0,0,.45); }
.shadiao-page .cap-kicker { color: var(--amber); }
.shadiao-page .cap-card h3 { color: #fff; }
.shadiao-page .cap-body, .shadiao-page .cap-note { color: #9aa0aa; }
.shadiao-page .cap-card ul { color: #b6bcc6; }
.shadiao-page .cap-card ul li::before { color: #00ffc0; }
.shadiao-page .cap-foot { border-top-color: rgba(255,255,255,.1); }
.shadiao-page .cap-link { color: var(--amber); }
.shadiao-page .cap-card .status { color: #ffd79a; border-color: rgba(246,165,26,.45); background: rgba(246,165,26,.14); }
.shadiao-page .ui-head h3 { color: #fff; }
.shadiao-page .ui-head p { color: #9aa0aa; }
.shadiao-page .ui-shot { border-color: rgba(255,255,255,.1); background: rgba(255,255,255,.03); box-shadow: none; }
.shadiao-page .ui-shot:hover { box-shadow: 0 22px 44px rgba(0,0,0,.5); }
.shadiao-page .ui-shot figcaption { border-top-color: rgba(255,255,255,.1); background: transparent; color: #b6bcc6; }
.shadiao-page .ui-shot figcaption small { color: var(--amber); }

/* ============================================================
   子站导航改版
   左侧：logo + 切换体系 + 客服（客服展开二维码面板）
   中间：本体系自己的工作台 / 工具入口（扁平、可直接跳转）
   ============================================================ */
.brand-nav-inner { gap: clamp(12px, 1.6vw, 26px); }

@media (max-width: 1220px) {
  .brand-links { gap: 10px; font-size: 12.5px; }
  .brand-links a { padding: 9px 9px; }
}
/* 导航项变多，提前收进汉堡菜单 */
@media (max-width: 1100px) {
  .brand-nav-toggle { display: inline-flex; }
  .brand-links { display: none; }
  .brand-links.is-open { position: absolute; top: 64px; left: 0; right: 0; z-index: 40; display: flex;
    flex-direction: column; align-items: stretch; gap: 0; margin: 0; padding: 6px 16px 14px;
    border-bottom: 1px solid var(--line); background: #fff; box-shadow: 0 22px 48px rgba(20,34,56,.14); }
  .brand-links.is-open a { padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 14px; }
  .brand-links.is-open a:last-child { border-bottom: 0; }
  .shadiao-page .brand-links.is-open { background: #0b0d12; box-shadow: 0 22px 48px rgba(0,0,0,.55); }
}

/* 深色沙雕页：能力卡默认色（截图类背景在下面单独提高可见度） */

/* ============================================================
   能力卡背景：图标 / 截图作为卡片背景，卡片用带色透明底
   ============================================================ */
.cap-card { --tint: 35,105,232; overflow: hidden;
  background:
    radial-gradient(circle at 87% 8%, rgba(var(--tint), .13), transparent 46%),
    linear-gradient(165deg, rgba(255,255,255,.95), rgba(247,250,255,.9) 70%); }
.cap-card > *:not(.cap-bg):not(.cap-bg-shot) { position: relative; z-index: 1; }
.cap-bg { position: absolute; top: clamp(-6px, .2vh, 8px); right: clamp(10px, 1.2vw, 22px);
  width: clamp(92px, 10vw, 132px); height: auto; z-index: 0; opacity: .96;
  pointer-events: none; user-select: none;
  filter: drop-shadow(0 18px 28px rgba(38,69,109,.18)); }
.cap-card h3, .cap-kicker { padding-right: clamp(100px, 11vw, 150px); }
/* 标题下方留出图标所占的高度，正文不会压到图标上 */
.cap-card h3 { margin-bottom: clamp(8px, 1.8vh, 22px); }
/* 截图类素材不透明，压低透明度 + 遮罩淡出，只做质感 */
.cap-bg-shot { position: absolute; right: 0; bottom: 0; width: 62%; height: 74%;
  object-fit: cover; object-position: left top; z-index: 0; opacity: .13;
  pointer-events: none; border-radius: 0 0 22px 0;
  -webkit-mask-image: radial-gradient(130% 110% at 100% 100%, #000 18%, transparent 74%);
  mask-image: radial-gradient(130% 110% at 100% 100%, #000 18%, transparent 74%); }
.c-tint-teal { --tint: 16,150,130; }
.c-tint-orange { --tint: 234,124,42; }
.c-tint-coral { --tint: 240,96,74; }
.c-tint-violet { --tint: 132,92,220; }
.c-tint-slate { --tint: 28,58,96; }
.c-tint-amber { --tint: 246,165,26; }

.shadiao-page .cap-card { background:
    radial-gradient(circle at 87% 8%, rgba(var(--tint), .3), transparent 48%),
    linear-gradient(165deg, rgba(255,255,255,.06), rgba(255,255,255,.02) 72%); }
.shadiao-page .cap-bg-shot { opacity: .42;
  -webkit-mask-image: radial-gradient(135% 115% at 100% 100%, #000 18%, transparent 76%);
  mask-image: radial-gradient(135% 115% at 100% 100%, #000 18%, transparent 76%); }
.shadiao-page .cap-bg { filter: drop-shadow(0 20px 32px rgba(0,0,0,.5)); }

@media (max-width: 1100px) {
  .cap-card h3, .cap-kicker { padding-right: 128px; }
  .cap-bg { width: 104px; }
}

/* 窄屏：左侧组保留「切换体系 + 客服」，收起右上 CTA（入口在汉堡菜单与页脚里都有） */
@media (max-width: 720px) {
  .brand-nav-actions { display: none; }
  .brand-nav-inner { gap: 8px; }
  .brand-mark span { font-size: 15px; }
}
@media (max-width: 430px) {
  .cap-card h3, .cap-kicker { padding-right: 96px; }
  .cap-bg { width: 84px; }
}



@media (max-width: 1000px) {
  .ui-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 820px) {
  .cap-grid { grid-template-columns: minmax(0,1fr); gap: 14px; }
  .cap-card { padding: 24px; border-radius: 18px; }
  .cap-card ul { grid-template-columns: minmax(0,1fr); }
  .cap-foot { flex-direction: column; align-items: flex-start; gap: 8px; }
  .cap-link { white-space: nowrap; }
  .ui-grid { gap: 12px; }
  .ui-head { margin-top: 38px; }
}