:root {
  --blue: #2855e8;
  --blue-dark: #1d43c3;
  --ink: #18233b;
  --muted: #667187;
  --line: #e5e9f1;
  --pale: #f6f8fc;
  --mono: Consolas, "SFMono-Regular", monospace;
  --font: "Inter", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 104px; }
body { margin: 0; color: var(--ink); background: #fff; font-family: var(--font); font-size: 16px; line-height: 1.75; -webkit-font-smoothing: antialiased; }
body, button, a { -webkit-tap-highlight-color: transparent; }
::selection { color: var(--blue-dark); background: #dce7ff; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
button, a { touch-action: manipulation; }
button, a, summary { outline-offset: 5px; }
:focus-visible { outline: 3px solid var(--blue); }
img, svg { display: block; }
img { max-width: 100%; height: auto; }
p, h1, h2, h3 { margin: 0; }
h1, h2, h3 { font-weight: 650; line-height: 1.4; }
[hidden] { display: none !important; }
.container { width: min(1200px, calc(100% - 96px)); margin-inline: auto; }
.icon-library { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.skip-link { position: fixed; z-index: 100; top: -100px; left: 16px; padding: 10px 20px; border-radius: 6px; color: white; background: var(--blue); }
.skip-link:focus { top: 12px; }
.text-blue { color: var(--blue); }
.text-muted { color: #788299; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--blue); font-family: var(--mono); font-size: 12px; font-weight: 500; line-height: 1.6; letter-spacing: 1.2px; }
.button { display: inline-flex; min-height: 51px; align-items: center; justify-content: center; gap: 28px; padding: 12px 23px; border: 1px solid var(--blue); border-radius: 6px; color: #fff; background: var(--blue); font-size: 14px; font-weight: 600; line-height: 1.5; transition: background .2s, border-color .2s, box-shadow .2s, transform .2s; }
.button:hover { background: var(--blue-dark); border-color: var(--blue-dark); box-shadow: 0 5px 18px #2855e824; transform: translateY(-2px); }
.button:active { transform: translateY(0); }
.button .icon { width: 18px; height: 18px; }
.button-outline { background: #ffffff94; color: var(--ink); border-color: #dce2ed; gap: 24px; }
.button-outline:hover { color: var(--blue); border-color: #a8bbf9; background: #f6f8ff; box-shadow: none; }
.button-small { min-height: 42px; padding: 9px 18px; font-size: 13px; gap: 16px; }
.text-link { display: inline-flex; min-height: 44px; align-items: center; gap: 13px; color: var(--blue); font-size: 14px; font-weight: 600; }
.text-link .icon { width: 18px; height: 18px; transition: transform .2s; }
.text-link:hover .icon { transform: translateX(4px); }
.text-link:hover { color: var(--blue-dark); }

/* Navigation */
.site-header { position: sticky; top: 0; z-index: 30; background: #ffffffed; backdrop-filter: blur(16px); border-bottom: 1px solid #e9edf4; }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 81px; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: "Segoe UI", Arial, sans-serif; font-size: 27px; font-weight: 750; line-height: 1; letter-spacing: -.9px; flex-shrink: 0; }
.brand img { border-radius: 9px; }
.brand-dot { color: var(--blue); }
.navigation { display: flex; align-items: center; gap: 36px; }
.nav-link { position: relative; display: flex; align-items: center; min-height: 48px; color: #586075; font-size: 13px; font-weight: 500; transition: color .2s; }
.nav-link::after { position: absolute; content: ""; left: 0; right: 0; bottom: 3px; height: 2px; background: var(--blue); transform: scaleX(0); transition: transform .2s; }
.nav-link:hover, .nav-link.is-current { color: var(--blue); }
.nav-link.is-current::after { transform: scaleX(1); }
.nav-contact { margin-left: 8px; }
.menu-toggle { display: none; }

/* Hero */
.hero { position: relative; isolation: isolate; overflow: hidden; background: linear-gradient(112deg, #fff 18%, #f8faff 65%, #f0f5ff); }
.hero::before { content: ""; position: absolute; width: 750px; height: 750px; right: -160px; top: -180px; z-index: -1; border-radius: 50%; background: radial-gradient(circle, #eaf1ff 0, #f6f9ff00 68%); }
.hero-grid { position: absolute; inset: 0 0 0 42%; z-index: -1; background-image: linear-gradient(#cad6ec35 1px, transparent 1px), linear-gradient(90deg, #cad6ec35 1px, transparent 1px); background-size: 42px 42px; mask-image: radial-gradient(ellipse at 75% 48%, #000 0, transparent 72%); }
.hero-inner { display: grid; grid-template-columns: 1.08fr 1fr; align-items: center; min-height: 628px; padding-top: 39px; padding-bottom: 26px; }
.hero-copy { position: relative; z-index: 2; padding-top: 4px; }
.hero-eyebrow { margin-bottom: 29px; font-family: var(--font); font-size: 11px; letter-spacing: .4px; white-space: nowrap; }
.status-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 4px #eaf0ff; margin-right: 1px; }
.eyebrow-divider { display: inline-block; width: 1px; height: 10px; background: #c5d1e8; margin: 0 2px; }
h1 { margin-left: -3px; font-size: clamp(40px, 4.1vw, 59px); line-height: 1.45; letter-spacing: -2px; font-weight: 700; }
.token-word { position: relative; display: inline-block; font-family: "Segoe UI", Arial, sans-serif; font-weight: 650; letter-spacing: -2px; }
.token-word::after { content: ""; position: absolute; inset: 11% -5px 8%; z-index: -1; border: 1px solid #b7cbfb; background: #e8efff66; }
.token-corner { position: absolute; width: 5px; height: 5px; background: var(--blue); }
.corner-tl { top: 10%; left: -7px; }
.corner-br { bottom: 7%; right: -7px; }
.hero-description { color: var(--muted); margin-top: 25px; font-size: 15px; line-height: 1.95; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 32px; }
.hero-checks { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; margin-top: 26px; color: #6a7487; font-size: 11px; }
.hero-checks span { display: inline-flex; gap: 6px; align-items: center; }
.hero-checks .icon { width: 13px; height: 13px; stroke: #6783b9; stroke-width: 2; }
.hero-visual { position: relative; width: calc(100% + 47px); margin-left: -18px; height: 530px; align-self: center; }
.token-core { position: absolute; width: 100%; top: 9px; left: 0; }
.visual-label { position: absolute; font-family: var(--mono); font-size: 9px; letter-spacing: 1.1px; color: #7285a5; display: flex; align-items: center; gap: 10px; }
.crosshair { font-size: 20px; line-height: 1; color: #7e96bf; font-weight: 300; }
.visual-label-top { top: 22px; left: 92px; }
.visual-label-bottom { bottom: 13px; right: 15px; }
.visual-tag { position: absolute; display: flex; align-items: center; gap: 10px; padding: 12px 17px 12px 12px; background: #ffffffeb; border: 1px solid #e3eaf7; border-radius: 9px; box-shadow: 0 8px 30px #2b4d9d08; color: #344667; font-size: 12px; }
.visual-tag small { display: block; margin-top: 1px; font-family: var(--mono); font-size: 8px; color: #7b8ca8; letter-spacing: 1px; }
.tag-icon { padding: 8px; border-radius: 6px; color: var(--blue); background: #eff4ff; }
.tag-icon .icon { width: 18px; height: 18px; }
.tag-model { left: 6px; top: 111px; }
.tag-app { right: -1px; top: 254px; }
.token-flow { position: absolute; bottom: 41px; left: 90px; width: 309px; padding: 15px 20px 17px; background: #ffffffeb; border: 1px solid #dce6f9; border-radius: 9px; box-shadow: 0 12px 35px #3757a30a; }
.token-flow-head { display: flex; align-items: center; justify-content: space-between; color: #75849b; font-size: 9px; }
.token-flow-head > span:first-child { font-family: var(--mono); font-size: 9px; letter-spacing: 1.4px; display: flex; align-items: center; gap: 7px; }
.token-flow-head i { display: block; width: 5px; height: 5px; border-radius: 50%; background: #6b8be9; }
.token-sequence { display: flex; align-items: center; justify-content: space-between; font-size: 11px; color: #526078; margin-top: 13px; }
.token-sequence > span { display: flex; align-items: center; gap: 7px; }
.token-sequence b { color: #8ca2c8; font-weight: 400; }
.token-sequence .sequence-token { border: 1px solid #c8d9ff; border-radius: 4px; padding: 3px 10px; color: var(--blue); background: #edf3ff; font-family: var(--mono); }
.token-sequence .icon { width: 15px; height: 15px; color: #7898de; }
.hero-bottom { display: flex; align-items: center; justify-content: space-between; padding-top: 15px; padding-bottom: 21px; color: #7a8498; font-size: 10px; letter-spacing: .6px; }
.hero-bottom a { display: flex; gap: 17px; align-items: center; min-height: 32px; color: #5c6b87; }
.hero-bottom a:hover { color: var(--blue); }
.capability-strip { border-block: 1px solid var(--line); }
.capability-grid { display: grid; grid-template-columns: repeat(4, 1fr); padding-block: 25px; }
.capability-grid > div { display: flex; align-items: center; gap: 14px; padding: 0 26px; border-right: 1px solid var(--line); }
.capability-grid > div:first-child { padding-left: 0; }
.capability-grid > div:last-child { padding-right: 0; border: 0; }
.capability-number { color: #99a4b8; font-size: 10px; font-family: var(--mono); align-self: flex-start; padding-top: 3px; }
.capability-grid p { font-size: 14px; font-weight: 600; flex: 1; }
.capability-grid small { display: block; margin-top: 3px; font-size: 10px; color: #7b8598; font-weight: 400; }
.capability-grid .icon { color: #6481c8; width: 23px; height: 23px; }

/* Services */
.section { padding-block: 101px; }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; margin-bottom: 42px; }
.section-heading .eyebrow { margin-bottom: 15px; }
h2 { font-size: 38px; letter-spacing: -1px; line-height: 1.5; }
.section-intro { color: var(--muted); font-size: 14px; line-height: 1.9; }
.section-heading > .section-intro { padding-bottom: 6px; margin-right: 8px; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card { display: flex; flex-direction: column; min-width: 0; padding: 28px; border: 1px solid var(--line); border-radius: 10px; background: #fff; transition: border-color .25s, box-shadow .25s, transform .25s; }
.service-card:hover { border-color: #b6c8f9; box-shadow: 0 12px 35px #3351a309; transform: translateY(-4px); }
.service-card-featured { background: linear-gradient(145deg, #f4f7ff, #fbfcff); border-color: #d4e0fc; }
.card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.service-icon { display: flex; align-items: center; justify-content: center; width: 43px; height: 43px; color: var(--blue); border-radius: 8px; border: 1px solid #e1e8fa; background: #f7f9ff; }
.service-card-featured .service-icon { color: #fff; background: var(--blue); border-color: var(--blue); }
.service-icon .icon { width: 23px; height: 23px; }
.card-index { color: #7e899e; font-family: var(--mono); font-size: 10px; letter-spacing: .7px; }
.service-card h3 { font-size: 21px; letter-spacing: -.3px; }
.service-card > p { color: var(--muted); font-size: 14px; line-height: 1.95; margin-top: 13px; }
.card-tags { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: auto 0 17px; }
.card-tags li { color: #64728d; font-size: 10px; border: 1px solid #e5eaf4; background: #fafbfe; border-radius: 4px; padding: 3px 8px; white-space: nowrap; }
.service-card .text-link { font-size: 12px; justify-content: space-between; border-top: 1px solid #e5eaf3; min-height: 43px; padding-top: 14px; }
.token-mini-visual { min-height: 110px; display: flex; align-items: center; justify-content: center; gap: 6px; }
.token-mini-visual > span { color: #7586aa; border: 1px solid #dce5fa; padding: 9px 11px; border-radius: 5px; font-size: 10px; background: #fff9; white-space: nowrap; }
.token-mini-visual .active { color: #fff; background: var(--blue); border-color: var(--blue); font-family: var(--mono); font-size: 12px; box-shadow: 0 4px 10px #2855e81c; }
.api-mini-visual { min-height: 110px; display: flex; align-items: center; justify-content: center; }
.api-source { padding: 12px; color: var(--blue); border: 1px solid #c6d6fc; border-radius: 5px; background: #f2f6ff; font-family: var(--mono); font-size: 10px; }
.api-connector { width: 42px; border-top: 1px dashed #b2c5ef; }
.api-targets { position: relative; display: flex; flex-direction: column; gap: 5px; }
.api-targets::before { content: ""; position: absolute; height: 60%; width: 14px; left: -14px; top: 20%; border: 1px solid #c7d5f1; border-right: 0; }
.api-targets b { position: relative; z-index: 1; font-weight: 400; background: #fafcff; border: 1px solid #e0e7f5; padding: 2px 17px; border-radius: 4px; font-size: 9px; color: #697d9f; }
.usage-mini-visual { height: 110px; display: flex; align-items: flex-end; justify-content: center; padding: 29px 8px 22px; gap: 8px; position: relative; }
.usage-mini-visual > span:not(.usage-trend) { width: 17px; height: var(--bar); background: #d7e3fc; border-radius: 3px 3px 0 0; }
.usage-mini-visual > span:nth-child(3n) { background: #a8bff6; }
.usage-mini-visual > span:nth-child(8) { background: var(--blue); }
.usage-trend { position: absolute; top: 7px; right: 15px; color: #7b8db0; font-size: 9px; letter-spacing: .5px; }
.section-note { margin-top: 22px; color: #7c879a; font-size: 11px; text-align: center; }

/* Use cases */
.scenarios-section { background: var(--pale); border-block: 1px solid #edf0f6; }
.scenario-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 64px; }
.scenario-tabs { display: flex; flex-direction: column; gap: 0; padding-top: 5px; }
.scenario-tab { display: flex; align-items: center; text-align: left; width: 100%; padding: 23px 17px; gap: 18px; border: 0; border-bottom: 1px solid #e2e7f1; background: transparent; border-radius: 6px; transition: background .2s, color .2s, box-shadow .2s; }
.scenario-tab > span:nth-child(2) { flex: 1; font-size: 17px; font-weight: 600; }
.scenario-tab small { display: block; color: #798398; font-size: 11px; font-weight: 400; margin-top: 4px; }
.scenario-num { color: #8492ab; font-family: var(--mono); font-size: 11px; align-self: flex-start; padding-top: 5px; }
.scenario-tab > .icon { width: 18px; height: 18px; color: #8f9bb0; }
.scenario-tab[aria-selected="true"] { color: var(--blue); background: #fff; box-shadow: 0 5px 22px #263d6f06; border-bottom-color: transparent; }
.scenario-tab[aria-selected="true"] .scenario-num, .scenario-tab[aria-selected="true"] > .icon { color: var(--blue); }
.scenario-tab:hover { background: #ffffffa3; }
.scenario-panels { min-width: 0; }
.scenario-panel { border: 1px solid #dfe6f2; border-radius: 10px; background: #fff; overflow: hidden; }
.scenario-demo { position: relative; height: 273px; margin: 12px 12px 0; border: 1px solid #e8edf6; border-radius: 6px; background: linear-gradient(140deg, #f8faff, #eef3fc); overflow: hidden; }
.demo-toolbar { display: flex; justify-content: space-between; align-items: center; padding: 15px 17px; color: #7c8ba6; font-family: var(--mono); font-size: 8px; letter-spacing: .8px; }
.window-dots { display: flex; gap: 4px; }
.window-dots i { display: block; width: 5px; height: 5px; border: 1px solid #c3cde0; border-radius: 50%; }
.demo-label { font-size: 9px; color: #7f8ba3; font-family: var(--font); }
.demo-flow { display: flex; justify-content: center; align-items: center; margin-top: 22px; padding-inline: 24px; }
.demo-node { display: flex; flex-direction: column; gap: 10px; align-items: center; justify-content: center; width: 76px; height: 76px; background: #ffffffc9; border: 1px solid #dce4f4; border-radius: 8px; font-size: 10px; color: #75819b; }
.demo-node .icon { width: 22px; height: 22px; color: #7490c9; }
.demo-core { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; width: 110px; height: 98px; background: #fff; border: 1px solid #b8cbfb; border-radius: 10px; box-shadow: 0 4px 20px #4970d610; font-family: "Segoe UI", Arial, sans-serif; font-size: 14px; font-weight: 650; color: #3e5ca1; }
.demo-core img { border-radius: 9px; }
.demo-line { width: 65px; height: 1px; background: #b7c9f0; position: relative; }
.demo-line::before, .demo-line::after { content: ""; position: absolute; top: -2px; width: 5px; height: 5px; border-radius: 50%; background: #b7c9f0; }
.demo-line::before { left: 0; }
.demo-line::after { right: 0; }
.demo-message { display: flex; align-items: center; gap: 14px; margin: 23px 33px 0; border: 1px solid #e2e8f4; border-radius: 6px; padding: 13px 17px; background: #ffffffb3; }
.message-icon { color: var(--blue); font-family: var(--mono); font-size: 15px; }
.demo-message p { font-size: 10px; color: #7b88a2; }
.demo-message strong { font-weight: 400; color: #586b8e; font-size: 11px; }
.message-cursor { display: block; width: 2px; height: 12px; background: #7999e0; margin-left: auto; }
.scenario-caption { display: flex; justify-content: space-between; align-items: center; gap: 25px; padding: 26px 29px 27px; }
.scenario-caption h3 { font-size: 18px; margin-bottom: 9px; }
.scenario-caption p { font-size: 13px; color: var(--muted); line-height: 1.9; }
.round-link { display: flex; align-items: center; justify-content: center; width: 43px; height: 43px; border: 1px solid #dbe4f5; border-radius: 50%; color: var(--blue); flex-shrink: 0; transition: background .2s, border-color .2s; }
.round-link:hover { background: #edf3ff; border-color: #a6bdf7; }
.round-link .icon { width: 19px; height: 19px; }
.alternate-demo > .demo-label { position: absolute; top: 15px; left: 18px; font-family: var(--mono); letter-spacing: .5px; }
.knowledge-docs { display: flex; justify-content: center; gap: 17px; margin: 58px 22px 0; }
.knowledge-docs > span { width: 95px; padding: 15px 12px; border: 1px solid #d3dff7; border-radius: 6px; background: #fff; color: #657da8; font-size: 10px; transform: rotate(-5deg); }
.knowledge-docs > span:nth-child(2) { transform: translateY(-8px); color: var(--blue); border-color: #9ab6fa; }
.knowledge-docs > span:nth-child(3) { transform: rotate(5deg); }
.knowledge-docs i { display: block; width: 90%; height: 3px; margin-top: 11px; background: #e6ecf7; }
.knowledge-docs i:last-child { width: 60%; }
.knowledge-answer { display: flex; justify-content: center; align-items: center; gap: 13px; margin-top: 20px; font-size: 12px; color: #5473b4; }
.knowledge-answer small { display: block; color: #7a8ba8; font-size: 10px; }
.workflow-demo { display: flex; align-items: center; flex-direction: column; margin-top: 44px; gap: 2px; }
.workflow-demo > span { padding: 5px 25px; min-width: 195px; text-align: center; border: 1px solid #dbe4f6; border-radius: 4px; background: #fff; font-size: 10px; color: #6f819f; }
.workflow-demo .workflow-active { background: #e8efff; border-color: #adc4fb; color: var(--blue); }
.workflow-demo b { font-size: 11px; line-height: 1; font-weight: 400; color: #a0b4dc; }
.content-globe { position: relative; display: grid; place-items: center; height: 180px; margin-top: 37px; }
.content-globe > .icon { width: 127px; height: 127px; stroke-width: .6; color: #b3c8f2; }
.language { position: absolute; padding: 5px 13px; border: 1px solid #d8e2f6; border-radius: 5px; background: #fff; color: #617cae; font-size: 11px; box-shadow: 0 3px 15px #5776b709; }
.language-zh { left: 21%; top: 25px; }
.language-en { right: 17%; top: 77px; }
.language-ja { left: 26%; bottom: 13px; }
.global-caption { text-align: center; font-size: 11px; color: #6b81aa; }

/* Integration */
.integration-top { display: grid; grid-template-columns: 1fr 1.05fr; gap: 90px; align-items: center; }
.integration-top .eyebrow { margin-bottom: 16px; }
.integration-top .section-intro { margin-top: 19px; }
.integration-top .text-link { margin-top: 20px; }
.code-window { border-radius: 10px; border: 1px solid #dfe5f0; box-shadow: 0 6px 27px #293e6905; overflow: hidden; background: #fafbfe; }
.code-toolbar { display: flex; align-items: center; justify-content: space-between; padding: 13px 21px; border-bottom: 1px solid #e7ebf4; background: #f4f6fb; }
.code-file { display: flex; align-items: center; gap: 9px; color: #6e7d97; font-family: var(--mono); font-size: 10px; }
.code-file .icon { width: 15px; height: 15px; }
.code-hint { font-size: 9px; color: #7c88a0; }
.code-window pre { padding: 25px 27px; margin: 0; overflow-x: auto; color: #465779; font-family: var(--mono); font-size: 13px; line-height: 2; }
.code-window code { font-family: inherit; }
.code-comment { color: #7d8da8; font-size: 11px; }
.code-purple { color: #8853b9; }
.code-key { color: #5172b7; }
.code-string { color: #1c866c; }
.code-footer { display: flex; justify-content: space-between; align-items: center; padding: 13px 21px; border-top: 1px solid #e7ebf4; background: #fff; color: #7a8bab; }
.code-footer span { display: flex; align-items: center; gap: 9px; font-family: var(--mono); font-size: 8px; letter-spacing: .7px; }
.code-footer i { width: 5px; height: 5px; border-radius: 50%; background: #5f86e9; }
.code-footer .icon { width: 15px; height: 15px; color: #8ca8df; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); list-style: none; padding: 0; margin: 73px 0 0; border-top: 1px solid #dfe6f3; }
.steps li { position: relative; padding-top: 28px; padding-right: 20px; }
.steps li::before { content: ""; position: absolute; top: -4px; left: 0; width: 7px; height: 7px; border: 1px solid var(--blue); border-radius: 50%; background: #fff; box-shadow: 0 0 0 5px #fff; }
.steps li:first-child::before { background: var(--blue); }
.step-number { color: var(--blue); font-family: var(--mono); font-size: 11px; }
.steps h3 { margin-top: 10px; font-size: 17px; }
.steps p { margin-top: 9px; font-size: 12px; line-height: 1.9; color: var(--muted); }

/* Company */
.about-section { padding-block: 78px; background: #f7f9fd; border-block: 1px solid #eaf0f9; }
.about-inner { display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; align-items: center; }
.about-mark { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 28px; min-height: 320px; background-image: linear-gradient(#dbe4f14d 1px, transparent 1px), linear-gradient(90deg, #dbe4f14d 1px, transparent 1px); background-size: 28px 28px; border: 1px solid #e1e9f6; border-radius: 10px; }
.about-mark::after, .about-mark::before { position: absolute; content: "+"; color: #a7badf; font-family: var(--mono); font-size: 20px; }
.about-mark::after { top: 12px; right: 18px; }
.about-mark::before { bottom: 12px; left: 18px; }
.about-mark img { width: 82px; height: 82px; box-shadow: 0 10px 30px #2855e821; border-radius: 20px; }
.about-mark > span { font-family: "Segoe UI", Arial, sans-serif; font-size: 25px; font-weight: 600; line-height: 1.2; letter-spacing: -1px; text-align: center; color: #94a8cb; }
.about-copy .eyebrow { margin-bottom: 14px; }
.about-copy h2 { font-size: 32px; }
.about-copy > p:not(.eyebrow) { color: var(--muted); font-size: 14px; line-height: 1.95; margin-top: 16px; }
.about-copy .text-link { font-size: 12px; margin-top: 13px; }

/* FAQ */
.faq-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 94px; }
.faq-layout .eyebrow { margin-bottom: 16px; }
.faq-layout h2 { font-size: 32px; }
.faq-layout > div:first-child > p:last-child { margin-top: 22px; font-size: 13px; }
.faq-layout .text-link { font-size: 13px; }
.faq-list details { border-bottom: 1px solid #e2e7f0; }
.faq-list details:first-child { border-top: 1px solid #e2e7f0; }
.faq-list summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; padding: 21px 0; gap: 20px; font-size: 14px; font-weight: 550; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary:hover { color: var(--blue); }
.faq-list details p { padding: 0 31px 24px 0; color: var(--muted); font-size: 13px; line-height: 2; }
.faq-plus { position: relative; width: 14px; height: 14px; flex-shrink: 0; }
.faq-plus::before, .faq-plus::after { content: ""; position: absolute; width: 11px; height: 1px; top: 6px; left: 1px; background: #8292b0; }
.faq-plus::after { transform: rotate(90deg); transition: transform .2s; }
.faq-list details[open] .faq-plus::after { transform: rotate(0); }

/* Contact and footer */
.contact-section { position: relative; padding-block: 78px; color: #fff; background: #2855e8; overflow: hidden; isolation: isolate; }
.contact-section::before { content: ""; position: absolute; z-index: -1; width: 660px; height: 660px; right: -250px; top: -220px; border: 1px solid #ffffff14; border-radius: 50%; box-shadow: 0 0 0 85px #ffffff05, 0 0 0 170px #ffffff04; }
.contact-inner { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 100px; }
.contact-section .eyebrow { color: #bdceff; margin-bottom: 18px; font-size: 10px; }
.contact-section h2 { font-size: 38px; font-weight: 600; }
.contact-section h2 > span { color: #bcd2ff; }
.contact-section h2 + p { margin-top: 18px; color: #d2deff; font-size: 13px; line-height: 1.95; }
.button-white { background: #fff; color: var(--blue); border-color: #fff; margin-top: 26px; font-size: 13px; }
.button-white:hover { color: var(--blue-dark); background: #edf3ff; border-color: #edf3ff; }
.contact-card { padding: 25px 29px 0; background: #ffffff0d; border: 1px solid #ffffff40; border-radius: 9px; }
.contact-card-title { display: flex; align-items: center; justify-content: space-between; font-size: 15px; padding-bottom: 20px; border-bottom: 1px solid #ffffff2e; }
.contact-card-title > span { font-family: var(--mono); font-size: 9px; letter-spacing: .8px; color: #c4d3ff; }
.contact-item { display: flex; align-items: center; gap: 15px; padding: 22px 0; }
.contact-item + .contact-item { border-top: 1px solid #ffffff21; }
.contact-item > .icon { color: #c8d7ff; width: 22px; height: 22px; }
.contact-item > .icon:last-child { width: 17px; height: 17px; margin-left: auto; }
.contact-item > span { display: flex; flex-direction: column; gap: 2px; }
.contact-item small { color: #c2d2ff; font-size: 10px; }
.contact-item strong, .contact-item > span > a { color: #fff; font-family: "Segoe UI", Arial, sans-serif; font-size: 21px; font-weight: 500; line-height: 1.5; letter-spacing: .3px; }
.contact-item:hover strong, .contact-item > span > a:hover { color: #d6e3ff; }
.copy-button { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid #ffffff42; border-radius: 5px; background: transparent; color: #d1deff; margin-left: auto; }
.copy-button .icon { width: 16px; height: 16px; }
.copy-button:hover { background: #ffffff1f; color: #fff; }
.copy-button:focus-visible, .contact-section a:focus-visible { outline-color: #fff; }
.contact-card-note { border-top: 1px solid #ffffff2e; color: #c4d2ff; text-align: center; padding-block: 15px; font-size: 10px; letter-spacing: .5px; }
.site-footer { padding-top: 46px; background: #fff; }
.footer-top { display: flex; justify-content: space-between; align-items: center; gap: 30px; padding-bottom: 34px; }
.footer-top .brand { font-size: 23px; }
.footer-top p { color: #7d879b; font-size: 11px; margin-top: 15px; }
.footer-top nav { display: flex; flex-wrap: wrap; gap: 27px; color: #687389; font-size: 11px; }
.footer-top nav a { display: flex; min-height: 44px; align-items: center; }
.footer-top nav a:hover { color: var(--blue); }
.back-top { display: flex; align-items: center; gap: 14px; min-height: 44px; color: #76829b; font-size: 10px; white-space: nowrap; }
.back-top span { display: grid; place-items: center; width: 30px; height: 30px; border: 1px solid #e0e6f2; border-radius: 50%; }
.back-top:hover { color: var(--blue); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; border-top: 1px solid var(--line); padding-block: 21px; color: #818b9d; font-size: 10px; }
.footer-bottom > a { display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 10px; }
.footer-bottom .icon { width: 12px; height: 12px; }
.toast { position: fixed; bottom: 25px; left: 50%; transform: translate(-50%, 15px); z-index: 50; max-width: calc(100% - 32px); padding: 12px 22px; color: white; background: #1d2c48; border-radius: 6px; font-size: 13px; box-shadow: 0 6px 24px #18233b26; opacity: 0; visibility: hidden; transition: opacity .2s, transform .2s, visibility .2s; text-align: center; }
.toast.is-visible { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

/* Tablet and mobile */
@media (min-width: 1600px) {
  .hero-inner { min-height: 670px; }
  .hero-visual { transform: scale(1.04); }
}
@media (max-width: 1200px) {
  .container { width: calc(100% - 72px); }
  .navigation { gap: 26px; }
  h1 { font-size: 47px; }
  .hero-inner { min-height: 600px; grid-template-columns: 1.1fr 1fr; }
  .hero-visual { height: 460px; }
  .visual-label-top { top: 0; left: 55px; }
  .tag-model { top: 85px; left: 3px; }
  .tag-app { top: 220px; }
  .visual-tag { padding: 9px 12px 9px 9px; font-size: 10px; gap: 7px; }
  .token-flow { bottom: 38px; left: 52px; width: 295px; }
  .visual-label-bottom { bottom: 5px; right: 0; font-size: 8px; }
  .capability-grid > div { padding-inline: 17px; gap: 10px; }
  .capability-grid .icon { width: 20px; height: 20px; }
  .capability-grid small { font-size: 9px; }
  .service-card { padding: 23px; }
  .service-grid { gap: 16px; }
  .service-card h3 { font-size: 19px; }
  .token-mini-visual { gap: 4px; }
  .token-mini-visual > span { padding: 8px; }
  .scenario-layout { gap: 42px; }
  .integration-top { gap: 65px; }
  .about-inner, .contact-inner, .faq-layout { gap: 65px; }
  .footer-top nav { gap: 20px; }
}
@media (max-width: 1000px) {
  .navigation { gap: 21px; }
  .nav-contact { margin-left: 0; }
  .hero-eyebrow { font-size: 10px; gap: 8px; }
  h1 { font-size: 42px; letter-spacing: -1.7px; }
  .hero-description { font-size: 14px; }
  .hero-actions .button { font-size: 12px; padding-inline: 17px; gap: 19px; }
  .hero-checks { gap: 11px; font-size: 10px; }
  .hero-inner { min-height: 560px; }
  .hero-visual { height: 410px; width: calc(100% + 27px); margin-left: -8px; }
  .visual-label-top { left: 31px; font-size: 8px; }
  .tag-model { top: 66px; left: -2px; }
  .tag-app { top: 183px; right: -5px; }
  .token-flow { width: 268px; left: 35px; bottom: 30px; padding: 12px 15px; }
  .visual-label-bottom { font-size: 7px; }
  .section { padding-block: 80px; }
  h2 { font-size: 33px; }
  .section-intro { font-size: 12px; }
  .service-card { padding: 19px; }
  .service-card h3 { font-size: 18px; }
  .service-card > p { font-size: 13px; }
  .card-index { font-size: 8px; }
  .token-mini-visual { gap: 3px; }
  .token-mini-visual > span { padding: 7px 6px; font-size: 9px; }
  .token-mini-visual .active { font-size: 10px; }
  .card-tags { gap: 4px; }
  .card-tags li { font-size: 9px; padding-inline: 6px; }
  .api-connector { width: 27px; }
  .api-targets b { padding-inline: 12px; }
  .scenario-layout { gap: 26px; grid-template-columns: .75fr 1.25fr; }
  .scenario-tab { gap: 12px; padding-inline: 13px; }
  .scenario-tab > span:nth-child(2) { font-size: 15px; }
  .scenario-tab small { font-size: 10px; }
  .scenario-caption { padding-inline: 22px; }
  .scenario-caption h3 { font-size: 16px; }
  .demo-flow { padding-inline: 16px; }
  .demo-line { width: 32px; }
  .demo-message { margin-inline: 18px; }
  .integration-top { gap: 44px; }
  .about-inner, .faq-layout, .contact-inner { gap: 44px; }
  .footer-top { flex-wrap: wrap; gap: 20px; }
  .footer-top nav { gap: 18px; }
}
@media (max-width: 860px) {
  .container { width: calc(100% - 48px); }
  .header-inner { min-height: 72px; }
  .brand { font-size: 25px; }
  .brand img { width: 32px; height: 32px; }
  .menu-toggle { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; width: 44px; height: 44px; border: 1px solid #e0e6f3; border-radius: 6px; background: #fff; }
  .menu-toggle span { width: 18px; height: 1.5px; background: var(--ink); transition: transform .2s; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
  .navigation { display: none; position: absolute; top: 100%; left: 0; right: 0; padding: 16px 24px 24px; flex-direction: column; align-items: stretch; gap: 4px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 12px 25px #1f3f7b0c; }
  .navigation.is-open { display: flex; }
  .nav-link { min-height: 45px; padding-inline: 9px; font-size: 14px; }
  .nav-link::after { display: none; }
  .nav-contact { margin-top: 10px; }
  .hero-inner { grid-template-columns: 1fr 1fr; min-height: 530px; }
  h1 { font-size: 36px; letter-spacing: -1.7px; }
  .hero-eyebrow { font-size: 9px; letter-spacing: .1px; gap: 6px; }
  .eyebrow-divider { display: none; }
  .hero-checks { gap: 9px; font-size: 9px; }
  .hero-checks span { gap: 3px; }
  .hero-visual { height: 360px; }
  .visual-label-top { font-size: 7px; left: 18px; }
  .visual-label-bottom { font-size: 6px; }
  .tag-model { top: 56px; left: 0; }
  .tag-app { top: 163px; }
  .visual-tag { padding: 7px; font-size: 9px; }
  .visual-tag small { font-size: 6px; }
  .tag-icon { padding: 6px; }
  .tag-icon .icon { width: 14px; height: 14px; }
  .token-flow { bottom: 30px; left: 22px; width: 250px; padding: 10px 13px; }
  .token-sequence { font-size: 10px; margin-top: 8px; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); padding-block: 5px; }
  .capability-grid > div { padding: 17px 22px; }
  .capability-grid > div:nth-child(odd) { padding-left: 0; }
  .capability-grid > div:nth-child(even) { padding-right: 0; border-right: 0; }
  .capability-grid > div:nth-child(-n+2) { border-bottom: 1px solid #edf0f6; }
  .capability-grid small { font-size: 10px; }
  .capability-grid .icon { margin-left: auto; }
  .service-grid { grid-template-columns: 1fr; gap: 15px; }
  .service-card { display: grid; grid-template-columns: 1fr 1fr; column-gap: 36px; padding: 26px; }
  .card-top { grid-column: 1/-1; margin-bottom: 18px; }
  .service-card h3 { font-size: 22px; grid-column: 1; }
  .service-card > p { grid-column: 1; margin-top: 12px; font-size: 13px; }
  .service-card > div:not(.card-top) { grid-column: 2; grid-row: 2/4; min-height: 110px; }
  .service-card .card-tags { margin-top: 20px; grid-column: 1; align-items: flex-start; }
  .service-card > .text-link { grid-column: 2; margin-top: 20px; font-size: 12px; align-self: start; }
  .token-mini-visual > span { padding: 8px; font-size: 10px; }
  .card-tags li { font-size: 10px; }
  .usage-mini-visual { padding-top: 30px; }
  .scenario-layout { gap: 18px; grid-template-columns: .8fr 1.2fr; }
  .scenario-tab { padding-block: 25px; }
  .scenario-tab > span:nth-child(2) { font-size: 14px; }
  .scenario-tab small { font-size: 9px; }
  .scenario-num { font-size: 9px; }
  .scenario-tab > .icon { width: 14px; height: 14px; }
  .demo-node { width: 62px; height: 67px; }
  .demo-core { width: 92px; height: 89px; font-size: 12px; }
  .demo-line { width: 23px; }
  .scenario-demo { margin: 9px 9px 0; height: 261px; }
  .demo-message { padding-inline: 10px; margin-inline: 13px; }
  .demo-message p { font-size: 9px; }
  .demo-message strong { font-size: 10px; }
  .scenario-caption { padding: 20px 18px; gap: 14px; }
  .scenario-caption h3 { font-size: 15px; }
  .scenario-caption p { font-size: 11px; }
  .round-link { width: 35px; height: 35px; }
  .integration-top { gap: 30px; }
  .code-window pre { font-size: 11px; padding: 23px 19px; }
  .code-toolbar { padding-inline: 15px; }
  .code-file { font-size: 9px; }
  .code-hint { font-size: 8px; }
  .code-footer { padding-inline: 15px; }
  .code-footer span { font-size: 7px; letter-spacing: .3px; }
  .about-inner { gap: 35px; grid-template-columns: .85fr 1.15fr; }
  .about-mark { min-height: 300px; }
  .about-mark > span { font-size: 21px; }
  .about-copy h2 { font-size: 28px; }
  .about-copy > p:not(.eyebrow) { font-size: 12px; }
  .faq-layout { gap: 35px; grid-template-columns: .8fr 1.2fr; }
  .faq-layout h2 { font-size: 28px; }
  .faq-list summary { font-size: 12px; }
  .faq-list details p { font-size: 11px; }
  .contact-inner { gap: 35px; }
  .contact-section h2 { font-size: 31px; }
  .contact-section h2 + p { font-size: 11px; }
  .contact-card { padding-inline: 20px; }
  .contact-card-title { font-size: 13px; }
  .contact-card-title > span { font-size: 7px; }
  .contact-item { gap: 12px; }
  .contact-item strong, .contact-item > span > a { font-size: 18px; }
  .copy-button { width: 32px; height: 34px; }
  .contact-card-note { font-size: 9px; }
  .footer-top nav { gap: 17px; font-size: 10px; }
  .back-top { margin-left: auto; }
}
@media (max-width: 640px) {
  html { scroll-padding-top: 90px; }
  .container { width: calc(100% - 40px); }
  .header-inner { min-height: 69px; }
  .brand { font-size: 24px; }
  .hero-inner { grid-template-columns: 1fr; padding-top: 44px; padding-bottom: 0; }
  .hero-copy { padding-top: 0; }
  .hero-eyebrow { margin-bottom: 23px; font-size: 9px; gap: 8px; letter-spacing: .2px; }
  .eyebrow-divider { display: block; }
  h1 { font-size: clamp(34px, 8.7vw, 51px); line-height: 1.47; letter-spacing: -1.6px; }
  .hero-description { margin-top: 21px; font-size: 14px; line-height: 1.95; }
  .desktop-break { display: none; }
  .hero-actions { margin-top: 24px; gap: 10px; flex-wrap: nowrap; }
  .hero-actions .button { flex: 1; padding-inline: 13px; font-size: 12px; gap: 12px; min-height: 49px; white-space: nowrap; }
  .hero-checks { margin-top: 22px; font-size: 10px; gap: 18px; }
  .hero-checks span { gap: 5px; }
  .hero-visual { margin: 24px auto 0; width: min(100%, 450px); height: auto; aspect-ratio: 1.13; }
  .token-core { top: -13px; }
  .visual-label-top { top: 3px; left: 42px; font-size: 7px; }
  .visual-label-bottom { bottom: 4px; right: 4px; font-size: 6px; }
  .tag-model { top: 63px; left: 0; padding: 7px 9px; font-size: 9px; }
  .tag-app { top: 171px; right: 0; padding: 7px 9px; font-size: 9px; }
  .visual-tag small { font-size: 6px; }
  .tag-icon { padding: 6px; }
  .tag-icon .icon { width: 16px; height: 16px; }
  .token-flow { bottom: 28px; left: 50%; transform: translateX(-50%); width: 257px; padding: 10px 16px 12px; }
  .token-flow-head { font-size: 8px; }
  .token-flow-head > span:first-child { font-size: 8px; }
  .token-sequence { font-size: 10px; margin-top: 8px; }
  .hero-bottom { padding-top: 13px; padding-bottom: 15px; font-size: 8px; letter-spacing: .2px; }
  .hero-bottom a { gap: 8px; }
  .capability-grid > div { gap: 10px; padding: 18px; }
  .capability-grid p { font-size: 12px; }
  .capability-grid small { font-size: 8px; margin-top: 4px; }
  .capability-number { font-size: 8px; }
  .capability-grid .icon { width: 17px; height: 17px; }
  .section { padding-block: 62px; }
  .section-heading { display: block; margin-bottom: 29px; }
  .eyebrow { font-size: 9px; letter-spacing: 1px; }
  .section-heading .eyebrow { margin-bottom: 12px; }
  h2 { font-size: 30px; line-height: 1.5; letter-spacing: -.7px; }
  .section-heading .section-intro { margin-top: 17px; font-size: 12px; padding: 0; }
  .service-card { display: flex; padding: 24px; }
  .card-top { margin-bottom: 20px; }
  .card-index { font-size: 9px; }
  .service-card h3 { font-size: 20px; }
  .service-card > p { font-size: 14px; line-height: 1.9; }
  .service-card > div:not(.card-top) { min-height: 115px; }
  .token-mini-visual { gap: 7px; }
  .token-mini-visual > span { padding: 8px 11px; font-size: 10px; }
  .token-mini-visual .active { font-size: 11px; }
  .api-connector { width: 52px; }
  .api-targets b { padding-inline: 21px; }
  .usage-mini-visual { margin-top: 5px; padding-top: 25px; gap: 11px; }
  .usage-mini-visual > span:not(.usage-trend) { width: 20px; }
  .service-card .card-tags { margin: 0 0 16px; }
  .service-card > .text-link { margin-top: 0; }
  .section-note { font-size: 10px; line-height: 1.8; margin-top: 18px; }
  .scenario-layout { display: block; }
  .scenario-tabs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-bottom: 18px; padding: 0; }
  .scenario-tab { padding: 14px 12px; gap: 8px; border: 1px solid #e0e6f1; }
  .scenario-tab[aria-selected="true"] { border: 1px solid #b6cafa; }
  .scenario-tab > span:nth-child(2) { font-size: 12px; }
  .scenario-tab small { display: none; }
  .scenario-num { font-size: 8px; padding-top: 3px; }
  .scenario-tab > .icon { width: 13px; height: 13px; margin-left: auto; }
  .scenario-demo { height: 246px; }
  .demo-toolbar { font-size: 7px; padding: 13px 12px; letter-spacing: .4px; }
  .demo-label { font-size: 8px; }
  .demo-flow { margin-top: 20px; }
  .demo-node { width: 65px; height: 67px; font-size: 9px; gap: 7px; }
  .demo-node .icon { width: 20px; height: 20px; }
  .demo-core { width: 91px; height: 87px; font-size: 12px; }
  .demo-core img { width: 32px; height: 32px; }
  .demo-line { width: 25px; }
  .demo-message { margin-top: 22px; padding: 11px 12px; }
  .demo-message p { font-size: 9px; }
  .demo-message strong { font-size: 10px; }
  .scenario-caption { padding: 23px 21px; gap: 12px; }
  .scenario-caption h3 { font-size: 16px; }
  .scenario-caption p { font-size: 13px; }
  .round-link { width: 34px; height: 34px; }
  .round-link .icon { width: 16px; height: 16px; }
  .knowledge-docs { gap: 11px; margin-top: 54px; }
  .knowledge-docs > span { width: 77px; padding: 13px 9px; font-size: 9px; }
  .knowledge-answer { font-size: 10px; }
  .knowledge-answer small { font-size: 8px; }
  .workflow-demo { margin-top: 37px; }
  .workflow-demo > span { padding-block: 4px; }
  .content-globe { margin-top: 29px; height: 170px; }
  .language { font-size: 9px; }
  .language-zh { left: 12%; }
  .language-en { right: 6%; }
  .language-ja { left: 22%; }
  .global-caption { font-size: 10px; }
  .integration-top { grid-template-columns: 1fr; gap: 30px; }
  .integration-top .eyebrow { margin-bottom: 12px; }
  .integration-top .section-intro { margin-top: 16px; }
  .integration-top .text-link { margin-top: 12px; font-size: 12px; }
  .code-window pre { font-size: 12px; padding: 23px 21px; }
  .code-file { font-size: 10px; }
  .code-hint { font-size: 9px; }
  .code-footer span { font-size: 7px; letter-spacing: .5px; }
  .steps { grid-template-columns: 1fr 1fr; margin-top: 44px; border: 0; row-gap: 34px; }
  .steps li { border-top: 1px solid #dfe6f3; padding-top: 22px; padding-right: 12px; }
  .steps h3 { font-size: 16px; margin-top: 8px; }
  .steps p { font-size: 11px; }
  .step-number { font-size: 10px; }
  .about-section { padding-block: 58px; }
  .about-inner { grid-template-columns: 1fr; gap: 32px; }
  .about-mark { min-height: 219px; gap: 19px; }
  .about-mark img { width: 62px; height: 62px; border-radius: 16px; }
  .about-mark > span { font-size: 23px; }
  .about-copy h2 { font-size: 30px; }
  .about-copy > p:not(.eyebrow) { font-size: 14px; }
  .faq-layout { grid-template-columns: 1fr; gap: 27px; }
  .faq-layout h2 { font-size: 30px; }
  .faq-layout > div:first-child > p:last-child { margin-top: 16px; }
  .faq-list summary { font-size: 13px; padding-block: 20px; }
  .faq-list details p { font-size: 13px; }
  .contact-section { padding-block: 55px; }
  .contact-inner { grid-template-columns: 1fr; gap: 33px; }
  .contact-section h2 { font-size: 32px; }
  .contact-section h2 + p { font-size: 12px; }
  .contact-section .eyebrow { font-size: 9px; margin-bottom: 16px; }
  .button-white { min-height: 47px; margin-top: 22px; }
  .contact-card { padding: 23px 24px 0; }
  .contact-card-title { font-size: 14px; }
  .contact-card-title > span { font-size: 8px; }
  .contact-item { padding-block: 20px; }
  .contact-item strong, .contact-item > span > a { font-size: 22px; }
  .copy-button { width: 37px; height: 38px; }
  .contact-card-note { font-size: 10px; }
  .site-footer { padding-top: 34px; }
  .footer-top { gap: 19px; padding-bottom: 24px; }
  .footer-top > div { width: 100%; }
  .footer-top p { font-size: 10px; margin-top: 11px; }
  .footer-top nav { display: grid; grid-template-columns: repeat(3, auto); gap: 0 23px; font-size: 11px; }
  .footer-top nav a { min-height: 37px; }
  .back-top { font-size: 9px; gap: 7px; margin-top: 0; }
  .back-top span { width: 28px; height: 28px; }
  .footer-bottom { display: block; padding-block: 19px; font-size: 9px; line-height: 1.8; }
  .footer-bottom > a { margin-top: 10px; font-size: 9px; min-height: 24px; }
}
@media (max-width: 360px) {
  .container { width: calc(100% - 32px); }
  .hero-eyebrow { font-size: 8px; gap: 6px; }
  h1 { font-size: 33px; }
  .hero-checks { font-size: 9px; gap: 12px; }
  .hero-actions .button { font-size: 11px; gap: 9px; padding-inline: 10px; }
  .hero-visual { margin-top: 30px; }
  .tag-app { top: 145px; }
  .token-flow { bottom: 20px; }
  .service-card { padding: 21px; }
  .token-mini-visual { gap: 4px; }
  .token-mini-visual > span { padding-inline: 9px; }
  .capability-grid > div { gap: 7px; padding-inline: 13px; }
  .capability-grid small { font-size: 7px; }
  .demo-line { width: 16px; }
  .demo-message { gap: 9px; }
  .scenario-tab { padding-inline: 10px; gap: 6px; }
  .scenario-tab > span:nth-child(2) { font-size: 11px; }
  .code-window pre { font-size: 11px; padding-inline: 17px; }
  .contact-card { padding-inline: 20px; }
  .contact-item strong, .contact-item > span > a { font-size: 20px; }
  .footer-top nav { gap: 0 15px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}