:root {
  --blue: #0868f7;
  --deep: #032a72;
  --navy: #031d58;
  --cyan: #24d9ff;
  --ink: #10244a;
  --muted: #60759b;
  --line: rgba(31, 107, 231, 0.13);
  --pale: #eff8ff;
  --white: #fff;
}

* { box-sizing: border-box; }
html { width: 100%; scroll-behavior: smooth; background: #dfeaf3; overflow-x: clip; }
body {
  width: 100%;
  min-width: 0;
  margin: 0;
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  background: #dfeaf3;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
.page-shell { position: relative; width: 100%; max-width: 750px; min-width: 0; margin: 0 auto; overflow-x: clip; background: #fff; box-shadow: 0 0 50px rgba(14, 55, 96, .12); }
.topbar { height: 76px; padding: 0 32px; display: flex; align-items: center; justify-content: space-between; background: rgba(255,255,255,.96); border-bottom: 1px solid #eaf2fb; }
.brand { width: 134px; height: auto; display: block; filter: brightness(0) saturate(100%) invert(34%) sepia(98%) saturate(2510%) hue-rotate(207deg) brightness(96%) contrast(101%); }
.topbar-tag { color: var(--blue); font-size: 13px; letter-spacing: .18em; font-weight: 700; padding: 8px 13px; border: 1px solid rgba(8,104,247,.22); border-radius: 99px; }
.section { position: relative; padding: 94px 38px; }
.section-dark { color: #fff; background: linear-gradient(150deg, #087af7 0%, #053c9f 58%, #03266c 100%); }
.section-tint { background: linear-gradient(180deg, #f2f9ff 0%, #fff 100%); }
.section-heading { position: relative; z-index: 2; text-align: center; margin-bottom: 42px; }
.section-heading.left { text-align: left; }
.section-heading h2 { margin: 8px 0 0; font-size: 40px; line-height: 1.25; letter-spacing: -.04em; color: #12356d; }
.section-heading h2 span { color: var(--blue); }
.section-dark .section-heading h2 { color: #fff; }
.section-dark .section-heading h2 span { color: #57ddff; }
.eyebrow { margin: 0; color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: .18em; }
.eyebrow.light { color: #68e8ff; }
.section-note { margin: 18px 0 0; color: var(--muted); font-size: 14px; line-height: 1.85; letter-spacing: .02em; }

.hero { min-height: 960px; padding: 82px 42px 72px; display: flex; flex-direction: column; align-items: center; text-align: center; isolation: isolate; }
.hero-logo { position: absolute; z-index: 3; top: 28px; left: 32px; width: 134px; height: auto; display: block; }
.hero-grid { position: absolute; inset: 0; z-index: -1; opacity: .34; background-image: linear-gradient(rgba(81,218,255,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(81,218,255,.09) 1px, transparent 1px); background-size: 40px 40px; mask-image: linear-gradient(to bottom, #000 0, transparent 62%); }
.hero::before { content: ""; position: absolute; left: -30%; right: -30%; bottom: -250px; height: 570px; z-index: -1; border-radius: 50%; background: radial-gradient(circle at 50% 0, rgba(38,205,255,.42), rgba(11,84,215,.16) 38%, transparent 70%); }
.orb { position: absolute; border-radius: 50%; filter: blur(2px); opacity: .7; }
.orb-a { width: 230px; height: 230px; top: -100px; right: -80px; border: 1px solid rgba(80,222,255,.25); box-shadow: inset 0 0 60px rgba(16,168,255,.11); }
.orb-b { width: 100px; height: 100px; top: 245px; left: -62px; border: 1px solid rgba(80,222,255,.3); }
.hero-content { position: relative; z-index: 2; }
.hero h1 { margin: 24px 0 22px; color: #fff; font-size: 59px; line-height: 1.13; letter-spacing: -.055em; text-shadow: 0 7px 30px rgba(0,30,111,.35); }
.hero h1 span { color: transparent; background: linear-gradient(180deg, #fff 2%, #abecff 44%, #44c8ff 100%); background-clip: text; -webkit-background-clip: text; }
.hero-lead { margin: 0; color: #cbe8ff; font-size: 17px; line-height: 1.9; letter-spacing: .04em; }
.hero-tags { margin: 24px auto 30px; display: flex; justify-content: center; align-items: center; gap: 10px; color: #8bdfff; font-size: 13px; letter-spacing: .12em; }
.hero-tags i { width: 3px; height: 3px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.primary-btn { width: 224px; height: 52px; margin: 0 auto; display: flex; justify-content: center; align-items: center; gap: 18px; color: #fff; font-size: 15px; text-decoration: none; border: 1px solid rgba(126,229,255,.72); border-radius: 99px; background: linear-gradient(90deg, rgba(20,124,251,.88), rgba(19,202,246,.76)); box-shadow: 0 12px 36px rgba(0,132,255,.32), inset 0 0 18px rgba(255,255,255,.17); }
.primary-btn b { font-size: 16px; }
.ai-core { position: relative; z-index: 1; width: 380px; height: 380px; margin-top: 36px; display: grid; place-items: center; }
.core-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(76,222,255,.52); }
.ring-1 { width: 320px; height: 320px; box-shadow: 0 0 40px rgba(18,174,255,.15), inset 0 0 40px rgba(18,174,255,.12); }
.ring-1::before, .ring-1::after { content: ""; position: absolute; inset: 20px; border: 1px dashed rgba(82,226,255,.23); border-radius: 50%; }
.ring-1::after { inset: -15px; border-style: solid; border-color: rgba(82,226,255,.12); }
.ring-2 { width: 240px; height: 240px; border: 12px solid rgba(11,112,244,.18); box-shadow: 0 0 0 1px rgba(79,219,255,.48), 0 0 60px rgba(24,185,255,.26); }
.core-disc { position: relative; width: 178px; height: 178px; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; background: radial-gradient(circle at 40% 30%, #6eeaff 0, #0874f9 35%, #053894 72%); border: 2px solid #8df1ff; box-shadow: 0 0 50px rgba(15,185,255,.6), inset -18px -22px 35px rgba(2,35,114,.45); }
.core-disc::after { content: ""; position: absolute; inset: 12px; border-radius: 50%; border: 1px solid rgba(255,255,255,.26); }
.core-disc span { font: 800 64px/1 Arial, sans-serif; letter-spacing: -.08em; }
.core-disc small { margin-top: 8px; font-size: 8px; letter-spacing: .22em; color: #c8f8ff; }
.satellite { position: absolute; width: 8px; height: 8px; border-radius: 50%; background: #b9f7ff; box-shadow: 0 0 15px 4px #24d9ff; }
.s1 { top: 42px; left: 88px; }.s2 { bottom: 66px; right: 37px; }.s3 { bottom: 32px; left: 116px; width: 5px; height: 5px; }
.wave-divider { position: absolute; bottom: -2px; left: -3%; width: 106%; height: 80px; background: #fff; clip-path: ellipse(56% 29% at 50% 100%); }

.intro { background: radial-gradient(circle at 90% 12%, rgba(38,194,255,.1), transparent 28%), #fff; }
.glass-card { border: 1px solid rgba(24,119,234,.13); border-radius: 24px; background: linear-gradient(135deg, rgba(240,249,255,.96), #fff); box-shadow: 0 20px 50px rgba(30,93,157,.09); }
.intro-card { position: relative; padding: 42px 34px 0; overflow: hidden; }
.quote-mark { position: absolute; top: 8px; left: 18px; color: rgba(8,104,247,.12); font: 800 80px/1 Georgia, serif; }
.intro-card > p { position: relative; margin: 0; color: #3b547c; font-size: 16px; line-height: 2.05; text-align: justify; }
.learn-more { width: 154px; height: 44px; margin: 24px auto 0; display: flex; align-items: center; justify-content: center; gap: 12px; color: #fff; font-size: 13px; font-weight: 700; text-decoration: none; border-radius: 99px; background: linear-gradient(90deg, #0870f5, #22c8ef); box-shadow: 0 10px 24px rgba(8,104,247,.2); }
.learn-more span { color: #c9f7ff; font-size: 16px; }
.intro-metrics { display: grid; grid-template-columns: repeat(3, 1fr); margin: 38px -34px 0; border-top: 1px solid var(--line); background: rgba(234,246,255,.55); }
.intro-metrics div { padding: 21px 4px 23px; text-align: center; }
.intro-metrics div + div { border-left: 1px solid var(--line); }
.intro-metrics strong { display: block; color: var(--blue); font-size: 22px; }
.intro-metrics small { display: block; margin-top: 5px; color: #7890b2; font-size: 11px; }

.pain-section::before { content: "AI"; position: absolute; top: 42px; right: -16px; color: rgba(13,106,236,.035); font: 900 180px/1 Arial; }
.pain-list { position: relative; display: grid; gap: 16px; }
.pain-list::before { content: ""; position: absolute; top: 10%; left: 67px; width: 1px; height: 80%; background: linear-gradient(transparent, rgba(29,119,244,.23), transparent); }
.pain-card { position: relative; min-height: 150px; padding: 28px 24px 27px 130px; display: flex; align-items: center; border: 1px solid rgba(21,103,223,.11); border-radius: 20px; background: rgba(255,255,255,.92); box-shadow: 0 12px 32px rgba(31,92,152,.07); }
.card-index { position: absolute; top: 19px; right: 20px; color: #d9e9fb; font: 800 25px/1 Arial; }
.line-icon { position: absolute; left: 26px; top: 35px; width: 78px; height: 78px; border-radius: 20px; display: grid; place-items: center; background: linear-gradient(145deg, #eaf7ff, #fff); border: 1px solid rgba(8,104,247,.13); box-shadow: inset 0 0 16px rgba(36,168,255,.08); }
.line-icon::before { content: ""; width: 30px; height: 30px; border: 3px solid #1487f7; border-radius: 9px; box-shadow: 10px -8px 0 -5px #55dfff, -8px 10px 0 -5px #0c62ed; }
.icon-brain::before { border-radius: 50% 45% 52% 46%; box-shadow: inset 8px 0 0 -5px #56dcff, 9px 8px 0 -7px #0769ee; }
.icon-shield::before { border-radius: 50% 50% 55% 55% / 20% 20% 80% 80%; transform: scale(.9); }
.icon-link::before { width: 34px; height: 18px; border-radius: 99px; transform: rotate(-18deg); box-shadow: 13px 10px 0 -5px #55dfff; }
.pain-card h3 { margin: 0 0 10px; font-size: 19px; color: #173b74; }
.pain-card p { margin: 0; color: #6c80a2; font-size: 13px; line-height: 1.75; }

.solution-section { padding-bottom: 110px; overflow: hidden; background: linear-gradient(155deg, #087af7 0%, #05419f 52%, #03266c 100%); }
.solution-section .section-heading h2 { font-size: 38px; line-height: 1.42; letter-spacing: -.025em; }
.digital-lines { position: absolute; inset: 0; opacity: .38; background: repeating-linear-gradient(90deg, transparent 0 37px, rgba(47,199,255,.05) 38px 39px), linear-gradient(180deg, transparent, rgba(5,144,255,.15)); }
.system-visual { position: relative; width: 440px; max-width: 100%; height: 440px; margin: 0 auto; }
.system-halo { position: absolute; inset: 68px; border: 1px solid rgba(93,232,255,.38); border-radius: 50%; box-shadow: 0 0 0 38px rgba(32,135,244,.04), 0 0 0 76px rgba(32,135,244,.025), inset 0 0 50px rgba(33,173,255,.12); }
.system-halo::before, .system-halo::after { content: ""; position: absolute; inset: -38px; border: 1px dashed rgba(91,225,255,.2); border-radius: 50%; }
.system-halo::after { inset: -76px; }
.system-core { position: absolute; left: 50%; top: 50%; width: 152px; height: 152px; transform: translate(-50%,-50%); border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; background: radial-gradient(circle at 35% 25%, #3ae1ff, #0872f7 40%, #043082 78%); box-shadow: 0 0 45px rgba(37,199,255,.55); border: 1px solid #8bf1ff; }
.system-core strong { font: 800 54px/1 Arial; }.system-core small { font-size: 10px; letter-spacing: .18em; }.system-core em { margin-top: 4px; font: 8px Arial; letter-spacing: .2em; color: #b7efff; }
.node { position: absolute; width: 78px; height: 78px; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; color: #fff; border: 1px solid rgba(102,234,255,.64); background: rgba(5,69,152,.75); box-shadow: 0 0 25px rgba(35,178,255,.2), inset 0 0 25px rgba(36,184,255,.12); }
.node b { font-size: 16px; }.node span { margin-top: 5px; color: #7ae9ff; font-size: 7px; letter-spacing: .1em; }
.n1 { top: 40px; left: 176px; }.n2 { top: 176px; right: 7px; }.n3 { bottom: 50px; left: 176px; }.n4 { top: 176px; left: 7px; }
.solution-copy { position: relative; margin: 12px 0 0; text-align: center; padding: 0 28px; color: #c5e5f8; font-size: 14px; line-height: 1.95; }

.capability-section { background: #fff; }
.capability-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.capability-card { position: relative; min-height: 332px; padding: 28px 24px 24px; overflow: hidden; border: 1px solid rgba(15,102,224,.12); border-radius: 20px; background: linear-gradient(150deg, #fff, #f5faff); box-shadow: 0 10px 28px rgba(31,82,138,.06); }
.capability-card.featured { background: linear-gradient(150deg, #096ff5, #0647b9); color: #fff; box-shadow: 0 18px 36px rgba(8,92,218,.23); }
.cap-number { position: absolute; top: 20px; right: 20px; color: rgba(13,93,210,.13); font: 800 34px/1 Arial; }
.featured .cap-number { color: rgba(255,255,255,.16); }
.cap-icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 14px; color: var(--blue); font-size: 27px; background: #e9f5ff; }
.featured .cap-icon { color: #fff; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.18); }
.capability-card h3 { margin: 19px 0 11px; color: #173c77; font-size: 20px; }.featured h3 { color: #fff; }
.capability-card p { min-height: 67px; margin: 0; color: #6f83a2; font-size: 12px; line-height: 1.75; }.featured p { color: #cce8ff; }
.capability-card ul { padding: 15px 0 0; margin: 16px 0 0; list-style: none; border-top: 1px solid rgba(25,104,220,.1); }
.capability-card li { position: relative; padding-left: 13px; color: #4d6b96; font-size: 11px; line-height: 1.9; }.featured li { color: #d9efff; }.capability-card li::before { content: ""; position: absolute; left: 0; top: .8em; width: 4px; height: 4px; border-radius: 50%; background: #23c9f5; }

.path-list { position: relative; margin-top: 18px; }
.path-list::before { content: ""; position: absolute; left: 39px; top: 37px; bottom: 37px; width: 1px; background: linear-gradient(var(--cyan), var(--blue)); }
.path-list article { position: relative; min-height: 142px; padding-left: 98px; display: flex; align-items: center; }
.path-list article > span { position: absolute; z-index: 1; left: 12px; top: 40px; width: 55px; height: 55px; border-radius: 50%; display: grid; place-items: center; color: #fff; font: 800 15px Arial; background: linear-gradient(145deg, #32d9ff, #0868f7); border: 6px solid #eaf7ff; box-shadow: 0 0 0 1px rgba(8,104,247,.12), 0 8px 18px rgba(17,113,226,.2); }
.path-list article div { width: 100%; padding: 23px 25px; border-radius: 18px; background: #fff; border: 1px solid rgba(18,105,224,.1); box-shadow: 0 9px 28px rgba(27,83,145,.06); }
.path-list small { color: var(--blue); font-size: 11px; font-weight: 700; letter-spacing: .08em; }
.path-list h3 { margin: 5px 0 7px; color: #183c74; font-size: 18px; }.path-list p { margin: 0; color: #7487a5; font-size: 12px; line-height: 1.65; }

.results-section { overflow: hidden; background: linear-gradient(155deg, #074ba8, #041d62 60%, #020f38); }
.results-glow { position: absolute; width: 460px; height: 460px; top: 150px; left: 50%; transform: translateX(-50%); border-radius: 50%; background: radial-gradient(circle, rgba(26,187,255,.25), transparent 68%); }
.result-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
.result-grid div { height: 150px; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid rgba(109,225,255,.25); border-radius: 19px; background: linear-gradient(145deg, rgba(15,105,214,.36), rgba(3,36,99,.36)); box-shadow: inset 0 0 25px rgba(32,175,255,.06); }
.result-grid strong { color: #fff; font: 700 42px/1 Arial; text-shadow: 0 0 20px rgba(50,202,255,.4); }.result-grid sup { color: #5de5ff; font-size: 16px; }.result-grid span { margin-top: 12px; color: #9edaf7; font-size: 12px; letter-spacing: .1em; }
.data-tip { position: relative; margin: 24px 0 0; text-align: center; color: rgba(188,224,247,.65); font-size: 11px; }

.faq-section { background: linear-gradient(180deg, #fff, #f6fbff); }
.faq-list { display: grid; gap: 15px; }
.faq-list article { padding: 26px; display: flex; gap: 18px; border: 1px solid rgba(9,100,229,.12); border-radius: 18px; background: #fff; box-shadow: 0 10px 30px rgba(32,87,145,.07); }
.faq-list article > span { flex: 0 0 43px; height: 27px; display: grid; place-items: center; border-radius: 99px; color: #fff; font: 700 11px Arial; background: linear-gradient(90deg, #0870f8, #27cef4); }
.faq-list h3 { margin: 2px 0 9px; color: #183c75; font-size: 16px; line-height: 1.4; }.faq-list p { margin: 0; color: #7184a3; font-size: 12px; line-height: 1.75; }

.contact-section { position: relative; padding: 82px 38px 92px; overflow: hidden; color: #fff; text-align: center; background: linear-gradient(150deg, #087af7, #053c9f 58%, #03266c); }
.contact-section::before { content: ""; position: absolute; width: 340px; height: 340px; top: -180px; right: -120px; border: 1px solid rgba(137,237,255,.25); border-radius: 50%; box-shadow: 0 0 0 40px rgba(88,215,255,.04), 0 0 0 80px rgba(88,215,255,.025); }
.contact-section h2 { position: relative; margin: 12px 0; font-size: 36px; }.contact-section > p:not(.eyebrow) { position: relative; margin: 0; color: #b9e4ff; font-size: 14px; }
.contact-card { position: relative; margin-top: 36px; padding: 24px; display: flex; align-items: center; gap: 25px; text-align: left; border-radius: 20px; border: 1px solid rgba(180,239,255,.35); background: rgba(255,255,255,.1); backdrop-filter: blur(10px); }
.qr-placeholder { width: 116px; height: 116px; flex: 0 0 116px; display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--blue); border-radius: 10px; background: repeating-conic-gradient(#d4e7f8 0 25%, #fff 0 50%) 0/16px 16px; box-shadow: inset 0 0 0 9px #fff; }
.qr-placeholder[hidden] { display: none; }
.qr-placeholder span, .qr-placeholder small { padding: 3px 7px; background: #fff; }.qr-placeholder span { font-size: 14px; font-weight: 700; }.qr-placeholder small { font-size: 9px; }
.contact-copy small { color: #8eeaff; font-size: 11px; letter-spacing: .1em; }.contact-copy strong { display: block; margin: 8px 0 10px; font-size: 21px; }.contact-copy p { margin: 0; color: #c7e7fb; font-size: 11px; line-height: 1.8; }
.contact-card.no-qr { justify-content: center; text-align: center; }
.contact-date { position: relative; display: block; margin-top: 25px; color: rgba(211,241,255,.7); font: 10px Arial; letter-spacing: .14em; }
footer { padding: 35px 28px calc(35px + env(safe-area-inset-bottom)); text-align: center; background: #fff; }footer img { width: 112px; opacity: .72; filter: brightness(0) saturate(100%) invert(34%) sepia(98%) saturate(2510%) hue-rotate(207deg) brightness(96%) contrast(101%); }footer p { margin: 13px 0 0; color: #9aabc2; font-size: 10px; }

@media (max-width: 520px) {
  .topbar { height: 64px; padding: 0 22px; }.brand { width: 112px; }.topbar-tag { font-size: 10px; padding: 7px 10px; }
  .section { padding: 72px 22px; }.section-heading { margin-bottom: 32px; }.section-heading h2 { font-size: 31px; }
  .hero { min-height: 820px; padding: 64px 20px 60px; }.hero h1 { margin-top: 20px; font-size: 43px; }.hero-lead { font-size: 14px; }.hero-tags { font-size: 11px; gap: 7px; }
  .ai-core { width: 310px; height: 310px; margin-top: 26px; }.ring-1 { width: 278px; height: 278px; }.ring-2 { width: 218px; height: 218px; }.core-disc { width: 154px; height: 154px; }.core-disc span { font-size: 55px; }
  .intro-card { padding: 35px 25px 0; }.intro-card > p { font-size: 14px; }.intro-metrics { margin-left: -25px; margin-right: -25px; }.intro-metrics strong { font-size: 19px; }
  .pain-card { min-height: 142px; padding: 25px 20px 25px 108px; }.line-icon { left: 20px; width: 65px; height: 65px; }.pain-list::before { left: 51px; }.pain-card h3 { font-size: 17px; }
  .system-visual { transform: scale(.86); margin: -30px auto; }.solution-copy { padding: 0 8px; }
  .capability-grid { gap: 10px; }.capability-card { min-height: 322px; padding: 23px 18px 20px; }.capability-card p { min-height: 84px; }.capability-card h3 { font-size: 18px; }.cap-number { font-size: 29px; }
  .path-list article { padding-left: 79px; }.path-list::before { left: 31px; }.path-list article > span { left: 6px; width: 51px; height: 51px; }.path-list article div { padding: 20px; }
  .result-grid div { height: 132px; }.result-grid strong { font-size: 36px; }
  .faq-list article { padding: 22px 18px; gap: 12px; }
  .contact-section { padding: 70px 22px 78px; }.contact-section h2 { font-size: 30px; }.contact-card { gap: 17px; padding: 17px; }.qr-placeholder { width: 96px; height: 96px; flex-basis: 96px; }.contact-copy strong { font-size: 18px; }
}

@media (prefers-reduced-motion: no-preference) {
  .core-ring { animation: breathe 4s ease-in-out infinite; }.ring-2 { animation-delay: -2s; }
  .satellite { animation: blink 2.4s ease-in-out infinite; }.s2 { animation-delay: -.8s; }.s3 { animation-delay: -1.6s; }
  @keyframes breathe { 50% { transform: scale(1.035); opacity: .7; } }
  @keyframes blink { 50% { opacity: .3; } }
}

/* GEO 业务推介专题 */
.geo-hero h1 { margin-top: 18px; font-size: 62px; line-height: 1.18; letter-spacing: -.025em; white-space: nowrap; }
.geo-hero {
  padding-top: 116px;
  overflow: hidden;
  contain: paint;
  background:
    linear-gradient(180deg, #053284 0%, #032065 64%, rgba(2, 27, 85, .98) 69%, rgba(2, 22, 70, .62) 84%, rgba(2, 17, 57, .12) 100%),
    url("./images/20260825xhGEO_exBg_v1.jpg") center bottom / 100% auto no-repeat,
    #031d58;
}
.geo-hero::before, .geo-hero::after { content: none; }
.geo-hero .hero-content, .geo-hero .geo-core, .geo-hero .wave-divider { position: relative; z-index: 2; }
.geo-hero .geo-core { top: 20px; }
.geo-hero .wave-divider { position: absolute; }
.geo-hero .hero-lead { font-size: 21px; line-height: 1.8; }
.geo-hero .hero-tags { font-size: 15px; }
.geo-hero .primary-btn { width: 244px; height: 56px; font-size: 16px; }
.geo-hero .hero-content .eyebrow { margin-bottom: 20px; }
.geo-hero .hero-content h1 { margin-top: 0; margin-bottom: 26px; }
.geo-hero .hero-content .hero-lead { margin-bottom: 22px; }
.geo-hero .hero-content .hero-tags { margin-top: 0; margin-bottom: 0; }
.scroll-hint { position: relative; z-index: 2; top: 18px; min-height: 42px; display: flex; flex-direction: column; align-items: center; gap: 6px; color: rgba(204,239,255,.82); font-size: 11px; letter-spacing: .14em; }
.scroll-hint i, .scroll-hint::after { content: ""; width: 10px; height: 10px; flex: 0 0 auto; border-right: 1.5px solid #71e6ff; border-bottom: 1.5px solid #71e6ff; transform: rotate(45deg); }
.scroll-hint i { display: block; }
.scroll-hint::after { margin-top: -11px; opacity: .42; }
.geo-core .core-disc span { font-size: 43px; letter-spacing: -.06em; }
.geo-core .core-disc small { max-width: 115px; line-height: 1.35; letter-spacing: .09em; }

.term-card { margin: 0 0 18px; padding: 25px 28px; display: grid; grid-template-columns: auto 1fr; gap: 3px 18px; align-items: center; border-radius: 20px; color: #fff; background: linear-gradient(135deg, #086cf3, #08b9ed); box-shadow: 0 16px 34px rgba(8,102,230,.22); }
.term-card strong { grid-row: 1 / 3; font: 800 42px/1 Arial; }
.term-card span { font: 700 14px/1.4 Arial; letter-spacing: .02em; }
.term-card small { color: #c9f4ff; font-size: 12px; letter-spacing: .1em; }
.geo-definition { padding-bottom: 30px; }
.geo-definition > p + p { margin-top: 12px; color: #285a91; font-weight: 600; }
.service-tags { margin-top: 22px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 9px; }
.service-tags span { padding: 12px 5px; text-align: center; color: #2269bc; font-size: 11px; font-weight: 700; border: 1px solid rgba(8,104,247,.13); border-radius: 11px; background: #f2f9ff; }

.advantage-section { overflow: hidden; }
.advantage-list { position: relative; z-index: 1; display: grid; gap: 16px; }
.advantage-list article { position: relative; min-height: 140px; padding: 27px 24px 25px 103px; overflow: hidden; border: 1px solid rgba(117,226,255,.24); border-radius: 20px; background: linear-gradient(145deg, rgba(14,105,212,.44), rgba(3,37,103,.5)); box-shadow: inset 0 0 26px rgba(30,180,255,.07); }
.adv-number { position: absolute; top: 17px; right: 20px; color: rgba(255,255,255,.12); font: 800 29px Arial; }
.adv-icon { position: absolute; left: 24px; top: 32px; width: 56px; height: 56px; display: grid; place-items: center; color: #fff; font-size: 27px; border-radius: 17px; border: 1px solid rgba(116,235,255,.42); background: linear-gradient(145deg, rgba(33,183,255,.42), rgba(9,89,205,.25)); box-shadow: 0 0 25px rgba(35,195,255,.18); }
.advantage-list h3 { margin: 2px 0 14px; font-size: 20px; }
.advantage-list p { display: inline; margin: 0; color: #cce9fa; font-size: 12px; line-height: 2; }
.advantage-list i { padding: 0 7px; color: #57e3ff; font-style: normal; font-weight: 700; }
.advantage-list .adv-desc { display: block; }
.global-platforms { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 7px; }
.global-platforms span { padding: 7px 10px; color: #d9f5ff; font: 700 10px Arial; border: 1px solid rgba(107,226,255,.25); border-radius: 99px; background: rgba(2,27,81,.36); }
.belief-quote { position: relative; z-index: 1; margin-top: 28px; padding: 26px 25px; color: #d4ecfb; font-size: 16px; font-weight: 600; line-height: 1.8; text-align: center; border-top: 1px solid rgba(104,226,255,.22); border-bottom: 1px solid rgba(104,226,255,.22); }
.belief-quote span { color: #65e6ff; }

.stat-icon { position: absolute; left: 22px; top: 33px; width: 76px; height: 76px; display: flex; flex-direction: column; align-items: center; justify-content: center; border-radius: 18px; border: 1px solid rgba(8,104,247,.14); background: linear-gradient(145deg, #e9f7ff, #fff); }
.stat-icon strong { color: var(--blue); font: 800 23px/1 Arial; }
.stat-icon small { margin-top: 6px; padding: 0 5px; color: #6d89ad; font-size: 7px; line-height: 1.25; text-align: center; }

.geo-banner { position: relative; padding: 78px 34px 84px; overflow: hidden; text-align: center; background: linear-gradient(145deg, #0a7cf0, #0649a8 66%, #03327d); }
.banner-grid { position: absolute; inset: 0; opacity: .34; background-image: linear-gradient(rgba(67,208,255,.1) 1px, transparent 1px), linear-gradient(90deg, rgba(67,208,255,.1) 1px, transparent 1px); background-size: 32px 32px; transform: perspective(300px) rotateX(38deg) scale(1.3); transform-origin: 50% 100%; }
.geo-banner > *:not(.banner-grid) { position: relative; }
.geo-banner > p { margin: 0; color: #9eeaff; font-size: 15px; letter-spacing: .08em; }
.geo-banner h2 { margin: 10px 0 20px; font-size: 38px; color: #fff; }
.banner-line { display: flex; align-items: center; justify-content: center; gap: 13px; margin: 0 auto 24px; }
.banner-line span { width: 70px; height: 1px; background: linear-gradient(90deg, transparent, #51ddff); }
.banner-line span:last-child { transform: rotate(180deg); }
.banner-line i { color: #52e1ff; font: 800 14px Arial; }
.geo-banner > strong { display: block; color: #fff; font-size: 17px; line-height: 1.7; }
.geo-banner > small { display: block; margin-top: 7px; color: #b4d6ee; font-size: 12px; }

.platform-intro { margin: -12px 18px 26px; color: #60789d; font-size: 14px; line-height: 1.85; text-align: center; }
.platform-cloud { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-bottom: 45px; }
.platform-cloud span { min-width: 0; padding: 13px 16px; color: #1965bc; font-size: 12px; font-weight: 700; text-align: center; border: 1px solid rgba(8,104,247,.15); border-radius: 13px; background: linear-gradient(145deg, #edf8ff, #fff); box-shadow: 0 7px 20px rgba(26,88,151,.07); }
.platform-cloud span[hidden] { display: none; }
.platform-cloud span:last-child { min-width: 180px; color: #fff; background: linear-gradient(90deg, #0870f5, #22c8ef); }
.adaptation-flow { position: relative; display: grid; gap: 14px; }
.adaptation-flow::before { content: ""; position: absolute; left: 32px; top: 40px; bottom: 40px; width: 1px; background: linear-gradient(#48dfff, #0969f1); }
.adaptation-flow article { position: relative; min-height: 123px; padding-left: 78px; display: flex; align-items: stretch; }
.adaptation-flow article > span { position: absolute; z-index: 1; left: 5px; top: 34px; width: 55px; height: 55px; display: grid; place-items: center; color: #fff; font: 800 14px Arial; border: 6px solid #eef8ff; border-radius: 50%; background: linear-gradient(145deg, #35d9f8, #0768ef); box-shadow: 0 6px 18px rgba(12,105,226,.23); }
.adaptation-flow article > div { width: 100%; padding: 22px 24px; border: 1px solid rgba(8,104,247,.11); border-radius: 17px; background: #fff; box-shadow: 0 10px 27px rgba(27,84,144,.07); }
.adaptation-flow small { color: #0781e7; font-size: 8px; font-weight: 800; letter-spacing: .12em; }
.adaptation-flow h3 { margin: 5px 0 7px; color: #173d78; font-size: 18px; }
.adaptation-flow p { margin: 0; color: #7285a4; font-size: 12px; line-height: 1.55; }

.delivery-section {
  overflow: hidden;
  border-top: 1px solid rgba(8,104,247,.1);
  background:
    radial-gradient(circle at 100% 0, rgba(25,185,255,.16), transparent 38%),
    radial-gradient(circle at 0 100%, rgba(8,104,247,.06), transparent 34%),
    linear-gradient(180deg, #eaf6ff 0%, #f5fbff 48%, #fff 100%);
  box-shadow: inset 0 24px 54px rgba(8,104,247,.035);
}
.delivery-section::before { content: "VALUE"; position: absolute; right: -34px; top: 52px; color: rgba(8,104,247,.035); font: 900 108px/1 Arial; letter-spacing: -.08em; }
.delivery-section::after { content: ""; position: absolute; top: 0; left: 50%; width: 138px; height: 3px; transform: translateX(-50%); border-radius: 0 0 99px 99px; background: linear-gradient(90deg, transparent, #25d8f7 28%, #0870f5 72%, transparent); box-shadow: 0 0 18px rgba(24,178,244,.55); }
.delivery-list { position: relative; display: grid; gap: 15px; }
.delivery-list article { position: relative; min-height: 132px; padding: 24px 24px 24px 94px; display: flex; align-items: center; border: 1px solid rgba(8,104,247,.12); border-radius: 19px; background: rgba(255,255,255,.94); box-shadow: 0 12px 30px rgba(28,87,150,.07); }
.delivery-list article > span { position: absolute; left: 22px; top: 50%; width: 50px; height: 50px; transform: translateY(-50%); display: grid; place-items: center; color: #fff; font: 800 14px Arial; border-radius: 15px; background: linear-gradient(145deg, #2bd4f3, #0868f0); box-shadow: 0 8px 20px rgba(10,107,226,.23); }
.delivery-list small { color: #0781e7; font-size: 8px; font-weight: 800; letter-spacing: .12em; }
.delivery-list h3 { margin: 5px 0 8px; color: #173d78; font-size: 18px; }
.delivery-list p { margin: 0; color: #657b9e; font-size: 13px; line-height: 1.75; }

@media (max-width: 520px) {
  .hero-logo { top: 22px; left: 22px; width: 112px; }
  .geo-hero {
    width: 100%;
    height: 100vh;
    height: 100svh;
    min-height: 600px;
    padding: 56px 16px;
    justify-content: center;
    gap: clamp(12px, 3svh, 28px);
  }
  .geo-hero .hero-content { width: 100%; flex: 0 0 auto; }
  .geo-hero h1 { margin: 13px -7px 15px; font-size: clamp(31px, 8vw, 40px); line-height: 1.2; letter-spacing: -.018em; white-space: nowrap; }
  .geo-hero .hero-lead { font-size: 16px; line-height: 1.65; }
  .geo-hero .hero-tags { margin-top: 13px; margin-bottom: 17px; font-size: 12px; }
  .geo-hero .primary-btn { width: min(240px, 76vw); height: 50px; font-size: 16px; }
  .geo-hero .ai-core { width: min(340px, 40svh); height: min(340px, 40svh); margin-top: 0; flex: 0 0 auto; }
  .geo-core .ring-1 { width: 90%; height: 90%; }
  .geo-core .ring-2 { width: 70%; height: 70%; border-width: 9px; }
  .geo-core .core-disc { width: 50%; height: 50%; }
  .geo-core .core-disc span { font-size: clamp(28px, 4.2svh, 36px); }
  .geo-core .core-disc small { max-width: 90px; font-size: 6px; }
  .geo-hero .wave-divider { height: 34px; }
  .term-card { padding: 21px 20px; gap: 3px 13px; }.term-card strong { font-size: 35px; }.term-card span { font-size: 11px; }
  .service-tags { gap: 7px; }.service-tags span { font-size: 10px; padding: 10px 3px; }
  .advantage-list article { padding-left: 92px; }.adv-icon { left: 20px; }.advantage-list p { font-size: 11px; }.advantage-list i { padding: 0 4px; }
  .geo-banner { padding: 68px 22px 72px; }.geo-banner h2 { font-size: 31px; }.geo-banner > strong { font-size: 15px; }
  .platform-cloud span { min-width: 0; padding: 12px 10px; }
  .adaptation-flow article { padding-left: 70px; }.adaptation-flow::before { left: 27px; }.adaptation-flow article > span { left: 0; width: 53px; height: 53px; }
  .geo-hero .hero-content .eyebrow { margin-bottom: 14px; }
  .geo-hero .hero-content h1 { margin-top: 0; margin-bottom: 18px; }
  .geo-hero .hero-content .hero-lead { margin-bottom: 16px; }
  .geo-hero .hero-content .hero-tags { margin-top: 0; margin-bottom: 0; }
  .solution-section .section-heading h2 { font-size: 29px; }
  .delivery-list article { min-height: 128px; padding: 22px 18px 22px 82px; }
  .delivery-list article > span { left: 16px; width: 48px; height: 48px; }
  .delivery-list p { font-size: 12px; }
}

@media (max-width: 750px) {
  html, body { background: #fff; }
  footer { margin: 0; }
}

@media (max-width: 520px) and (max-height: 700px) {
  .hero-logo { top: 16px; width: 96px; }
  .geo-hero { min-height: 560px; }
  .geo-hero .eyebrow { font-size: 10px; }
  .geo-hero h1 { margin-top: 0; margin-bottom: 13px; }
  .geo-hero .hero-lead { font-size: 15px; line-height: 1.5; }
  .geo-hero .hero-tags { margin-top: 0; margin-bottom: 0; font-size: 11px; }
  .geo-hero .hero-content .eyebrow { margin-bottom: 10px; }
  .geo-hero .hero-content .hero-lead { margin-bottom: 12px; }
  .geo-hero .primary-btn { height: 43px; }
  .geo-hero .ai-core { width: min(250px, 35svh); height: min(250px, 35svh); margin-top: 2px; }
  .geo-hero .geo-core { top: 14px; }
}

/* 科技动效 */
.primary-btn { position: relative; overflow: hidden; isolation: isolate; }
.primary-btn::after {
  content: "";
  position: absolute;
  inset: -60% auto -60% -42%;
  width: 28%;
  transform: rotate(18deg);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.7), transparent);
  filter: blur(1px);
  pointer-events: none;
}
.motion-ready .reveal-item {
  opacity: 0;
  transform: translate3d(0, 26px, 0) scale(.985);
  filter: blur(4px);
  transition:
    opacity .72s cubic-bezier(.2,.7,.2,1) var(--reveal-delay, 0ms),
    transform .72s cubic-bezier(.2,.7,.2,1) var(--reveal-delay, 0ms),
    filter .72s ease var(--reveal-delay, 0ms);
}
.motion-ready .reveal-item.is-visible { opacity: 1; transform: none; filter: none; }

@media (prefers-reduced-motion: no-preference) {
  .hero-logo { animation: heroLogoIn .8s ease-out both; }
  .geo-hero .hero-content { animation: heroContentIn .9s .1s cubic-bezier(.2,.75,.2,1) both; }
  .geo-hero .hero-grid { animation: gridDrift 16s linear infinite alternate; }
  .geo-core { animation: coreFloat 5s ease-in-out infinite; }
  .geo-core .ring-1 { animation: orbitClockwise 22s linear infinite; }
  .geo-core .ring-2 { animation: orbitCounter 16s linear infinite; }
  .geo-core .core-disc { animation: corePulse 3.8s ease-in-out infinite; }
  .geo-hero .primary-btn::after { animation: buttonShine 3.8s 1.2s ease-in-out infinite; }
  .scroll-hint i, .scroll-hint::after { animation: scrollCue 1.7s ease-in-out infinite; }
  .scroll-hint::after { animation-delay: .16s; }
  .advantage-list article, .pain-card, .adaptation-flow article { transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease; }

  @keyframes heroLogoIn { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: none; } }
  @keyframes heroContentIn { from { opacity: 0; transform: translateY(22px); filter: blur(5px); } to { opacity: 1; transform: none; filter: none; } }
  @keyframes gridDrift { from { background-position: 0 0, 0 0; opacity: .25; } to { background-position: 24px 18px, 24px 18px; opacity: .42; } }
  @keyframes coreFloat { 50% { transform: translateY(-8px); } }
  @keyframes orbitClockwise { to { transform: rotate(360deg); } }
  @keyframes orbitCounter { to { transform: rotate(-360deg); } }
  @keyframes corePulse { 50% { transform: scale(1.035); box-shadow: 0 0 68px rgba(15,185,255,.72), inset -18px -22px 35px rgba(2,35,114,.38); } }
  @keyframes buttonShine { 0%, 68% { left: -42%; opacity: 0; } 74% { opacity: 1; } 100% { left: 118%; opacity: 0; } }
  @keyframes scrollCue { 0%, 100% { transform: translateY(-2px) rotate(45deg); opacity: .35; } 50% { transform: translateY(5px) rotate(45deg); opacity: 1; } }
}

@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .advantage-list article:hover, .pain-card:hover, .adaptation-flow article:hover {
    transform: translateY(-5px);
    border-color: rgba(84,218,255,.42);
    box-shadow: 0 18px 40px rgba(7,76,172,.16), inset 0 0 28px rgba(34,183,255,.08);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .motion-ready .reveal-item { opacity: 1; transform: none; filter: none; }
}