@charset "UTF-8";
/* ==========================================================================
   快连 kiualain.com.cn — 全局样式系统
   ========================================================================== */

:root {
  --brand-700: #1236c4;
  --brand-600: #1b4dff;
  --brand-500: #3b6dff;
  --brand-400: #6f95ff;
  --brand-050: #eef3ff;
  --accent-400: #22d3ee;
  --accent-500: #06b6d4;
  --ok-500: #10b981;
  --warn-500: #f59e0b;
  --danger-500: #ef4444;

  --ink-900: #0b1220;
  --ink-800: #131c30;
  --ink-700: #1f2a44;
  --ink-500: #5a678a;
  --ink-400: #7b87a5;
  --ink-300: #a7b0c7;
  --line: #e4e8f2;
  --line-soft: #eef1f8;
  --bg: #ffffff;
  --bg-soft: #f5f8ff;
  --bg-deep: #070d1c;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(11, 18, 32, .06), 0 4px 14px rgba(11, 18, 32, .05);
  --shadow: 0 10px 30px rgba(11, 18, 32, .08);
  --shadow-lg: 0 24px 60px rgba(11, 18, 32, .14);
  --maxw: 1200px;
  --header-h: 68px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC",
    "Noto Sans CJK SC", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-700);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
}

img { max-width: 100%; display: block; }
a { color: var(--brand-600); text-decoration: none; }
a:hover { color: var(--brand-700); }
h1, h2, h3, h4 { color: var(--ink-900); line-height: 1.3; margin: 0 0 .5em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 1.3rem + 2.4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 1.15rem + 1.5vw, 2.15rem); }
h3 { font-size: clamp(1.15rem, 1rem + .6vw, 1.4rem); }
h4 { font-size: 1.05rem; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.25em; }
li { margin-bottom: .4em; }
small { font-size: .82rem; }
code, kbd { font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace; font-size: .9em; }

:focus-visible { outline: 3px solid var(--brand-400); outline-offset: 2px; border-radius: 4px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--brand-600); color: #fff; padding: 10px 18px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; color: #fff; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 860px; }
.hidden { display: none !important; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner { height: var(--header-h); display: flex; align-items: center; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 9px; flex: 0 0 auto;
  background: linear-gradient(135deg, var(--brand-600), #6f4bff 60%, var(--accent-500));
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 17px;
  box-shadow: 0 4px 12px rgba(27, 77, 255, .3);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-size: 18px; font-weight: 800; color: var(--ink-900); letter-spacing: .02em; }
.brand-sub { font-size: 11px; color: var(--ink-400); letter-spacing: .06em; text-transform: uppercase; }

.nav { margin-left: auto; display: flex; align-items: center; gap: 2px; }
.nav a {
  color: var(--ink-700); font-size: 14.5px; font-weight: 500;
  padding: 8px 12px; border-radius: 8px; white-space: nowrap;
}
.nav a:hover { background: var(--brand-050); color: var(--brand-600); }
.nav a[aria-current="page"] { color: var(--brand-600); background: var(--brand-050); font-weight: 700; }

.nav-toggle {
  display: none; margin-left: auto; width: 42px; height: 38px; border: 1px solid var(--line);
  background: #fff; border-radius: 10px; cursor: pointer; position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  position: absolute; left: 50%; width: 18px; height: 2px; background: var(--ink-700);
  transform: translateX(-50%); transition: .2s;
}
.nav-toggle span { top: 50%; margin-top: -1px; }
.nav-toggle span::before { content: ""; top: -6px; }
.nav-toggle span::after { content: ""; top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

.header-cta { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 11px; font-weight: 700; font-size: 15px;
  border: 1px solid transparent; cursor: pointer; transition: .18s ease;
  text-align: center; line-height: 1.2;
}
.btn-primary { background: linear-gradient(135deg, var(--brand-600), #4f46e5); color: #fff; box-shadow: 0 8px 20px rgba(27, 77, 255, .28); }
.btn-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 14px 28px rgba(27, 77, 255, .34); }
.btn-ghost { background: #fff; color: var(--ink-800); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--brand-400); color: var(--brand-600); background: var(--brand-050); }
.btn-light { background: rgba(255, 255, 255, .14); color: #fff; border-color: rgba(255, 255, 255, .34); backdrop-filter: blur(6px); }
.btn-light:hover { background: rgba(255, 255, 255, .24); color: #fff; }
.btn-sm { padding: 9px 16px; font-size: 14px; border-radius: 9px; }
.btn-block { display: flex; width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Sections ---------- */
.section { padding: 84px 0; }
.section-sm { padding: 60px 0; }
.section-soft { background: var(--bg-soft); }
.section-line { border-top: 1px solid var(--line-soft); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; letter-spacing: .08em;
  color: var(--brand-600); background: var(--brand-050);
  padding: 6px 14px; border-radius: 999px; margin-bottom: 16px;
}
.section-head { max-width: 760px; margin-bottom: 46px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { color: var(--ink-500); font-size: 17px; margin-bottom: 0; }
.section-head.center .eyebrow { justify-content: center; }

.lead { font-size: 17.5px; color: var(--ink-500); }
.muted { color: var(--ink-500); }
.tiny { font-size: 13px; color: var(--ink-400); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(1100px 520px at 12% -8%, rgba(79, 70, 229, .55), transparent 60%),
    radial-gradient(900px 480px at 88% 8%, rgba(6, 182, 212, .38), transparent 62%),
    linear-gradient(160deg, #070d1c 0%, #0d1a3a 52%, #101f47 100%);
  padding: 92px 0 88px;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 50% 30%, #000, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000, transparent 78%);
}
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr .92fr; gap: 56px; align-items: center; }
.hero h1 { color: #fff; margin-bottom: 20px; }
.hero h1 .hl {
  background: linear-gradient(96deg, #7dd3fc 0%, #a5b4fc 48%, #67e8f9 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { font-size: 18.5px; color: rgba(226, 234, 255, .84); max-width: 620px; margin-bottom: 30px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 7px; font-size: 13.5px; font-weight: 600;
  color: rgba(219, 231, 255, .9); background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .14); padding: 7px 14px; border-radius: 999px;
}
.hero-badge i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-400); box-shadow: 0 0 0 3px rgba(34, 211, 238, .22); }

.hero-panel {
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radius-lg); padding: 26px; backdrop-filter: blur(14px);
  box-shadow: 0 30px 70px rgba(2, 6, 23, .5);
}
.hero-panel h3 { color: #fff; font-size: 17px; margin-bottom: 4px; }
.hero-panel .hp-sub { font-size: 13.5px; color: rgba(199, 210, 254, .78); margin-bottom: 18px; }
.hp-row {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 13px 0; border-top: 1px solid rgba(255, 255, 255, .1); font-size: 14.5px;
}
.hp-row:first-of-type { border-top: 0; }
.hp-row span:first-child { color: rgba(224, 231, 255, .82); }
.hp-row b { color: #fff; font-weight: 700; }
.hp-bar { height: 6px; border-radius: 99px; background: rgba(255, 255, 255, .12); overflow: hidden; margin-top: 6px; }
.hp-bar i { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--accent-400), var(--brand-400)); }

/* Page hero (inner pages) */
.page-hero {
  background: linear-gradient(150deg, #070d1c, #10204a 70%, #16295c);
  color: #fff; padding: 62px 0 58px; position: relative; overflow: hidden;
}
.page-hero::after {
  content: ""; position: absolute; inset: 0; opacity: .45;
  background: radial-gradient(760px 320px at 82% 0%, rgba(6, 182, 212, .34), transparent 62%);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { color: #fff; margin-bottom: 14px; }
.page-hero p { color: rgba(214, 226, 255, .84); font-size: 17.5px; max-width: 780px; margin-bottom: 0; }
.page-hero .eyebrow { background: rgba(255, 255, 255, .1); color: #a5f3fc; }

/* ---------- Breadcrumb ---------- */
.crumbs { font-size: 13.5px; color: rgba(199, 210, 240, .72); margin-bottom: 18px; }
.crumbs a { color: rgba(216, 227, 255, .88); }
.crumbs a:hover { color: #fff; }
.crumbs span { margin: 0 7px; opacity: .5; }
.crumbs--light { color: var(--ink-400); }
.crumbs--light a { color: var(--ink-500); }
.crumbs--light a:hover { color: var(--brand-600); }

/* ---------- Grid & Cards ---------- */
.grid { display: grid; gap: 22px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g-2-1 { grid-template-columns: 1.6fr 1fr; }
.g-1-2 { grid-template-columns: 1fr 1.6fr; }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow-sm); transition: .2s ease; position: relative;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #d3ddf6; }
.card h3 { margin-bottom: 8px; }
.card p:last-child { margin-bottom: 0; }
.card-icon {
  width: 50px; height: 50px; border-radius: 13px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--brand-050), #e6f6ff); color: var(--brand-600);
  margin-bottom: 18px;
}
.card-icon svg { width: 26px; height: 26px; }
.card-num { font-size: 13px; font-weight: 800; color: var(--brand-500); letter-spacing: .1em; }
.card-list { list-style: none; padding: 0; margin: 14px 0 0; }
.card-list li { position: relative; padding-left: 24px; font-size: 14.5px; color: var(--ink-500); }
.card-list li::before {
  content: ""; position: absolute; left: 4px; top: 10px; width: 7px; height: 7px;
  border-radius: 2px; background: var(--brand-400);
}
.card-tag {
  display: inline-block; font-size: 12px; font-weight: 700; color: var(--brand-600);
  background: var(--brand-050); padding: 4px 10px; border-radius: 6px; margin-bottom: 12px;
}

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat {
  text-align: center; padding: 30px 18px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--line);
}
.stat b { display: block; font-size: clamp(1.8rem, 1.3rem + 1.6vw, 2.5rem); color: var(--brand-600); line-height: 1.15; font-weight: 800; }
.stat span { font-size: 14px; color: var(--ink-500); }

/* ---------- Table ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow-sm); }
table { width: 100%; border-collapse: collapse; min-width: 720px; font-size: 15px; }
caption { caption-side: top; text-align: left; padding: 20px 24px 0; font-weight: 700; color: var(--ink-900); }
th, td { padding: 15px 18px; text-align: left; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
thead th { background: var(--bg-soft); color: var(--ink-900); font-weight: 700; font-size: 14.5px; white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
tbody th { font-weight: 700; color: var(--ink-900); background: #fbfcff; }
td .yes { color: var(--ok-500); font-weight: 700; }
td .no { color: var(--ink-300); }
.tnote { font-size: 13px; color: var(--ink-400); margin-top: 12px; }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; counter-reset: step; }
.step {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 22px; box-shadow: var(--shadow-sm);
}
.step::before {
  counter-increment: step; content: "0" counter(step);
  display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(135deg, var(--brand-600), #4f46e5); color: #fff;
  font-weight: 800; font-size: 15px; margin-bottom: 16px; letter-spacing: -.02em;
}
.step::after {
  content: ""; position: absolute; top: 47px; right: -18px; width: 18px; height: 2px;
  background: repeating-linear-gradient(90deg, var(--brand-400) 0 5px, transparent 5px 10px);
}
.step:last-child::after { display: none; }
.step h3 { font-size: 17px; margin-bottom: 6px; }
.step p { font-size: 14.5px; color: var(--ink-500); margin: 0; }

/* ---------- Accordion (FAQ) ---------- */
.faq-list { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; }
.faq-item { border-bottom: 1px solid var(--line-soft); }
.faq-item:last-child { border-bottom: 0; }
.faq-item > summary {
  cursor: pointer; list-style: none; padding: 20px 56px 20px 24px; position: relative;
  font-weight: 700; color: var(--ink-900); font-size: 16.5px; background: #fff;
}
.faq-item > summary::-webkit-details-marker { display: none; }
.faq-item > summary::after {
  content: "+"; position: absolute; right: 24px; top: 50%; transform: translateY(-50%);
  font-size: 24px; font-weight: 400; color: var(--brand-500); line-height: 1; transition: .2s;
}
.faq-item[open] > summary { background: var(--brand-050); color: var(--brand-700); }
.faq-item[open] > summary::after { content: "\2212"; }
.faq-answer { padding: 4px 24px 22px; color: var(--ink-500); font-size: 15px; }
.faq-answer p:last-child { margin-bottom: 0; }
.faq-answer ul, .faq-answer ol { font-size: 15px; }

/* ---------- Callout ---------- */
.callout {
  border: 1px solid #cfe0ff; background: var(--brand-050); border-radius: var(--radius);
  padding: 22px 24px; font-size: 15px;
}
.callout strong { color: var(--brand-700); }
.callout.warn { border-color: #fde3b0; background: #fff8ec; }
.callout.warn strong { color: #a35a06; }
.callout.danger { border-color: #fbc9c9; background: #fef2f2; }
.callout.danger strong { color: #b42318; }

/* ---------- Download cards ---------- */
.dl-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.dl-card {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff; padding: 26px 22px;
  text-align: center; box-shadow: var(--shadow-sm); transition: .2s ease;
}
.dl-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #cdd9f8; }
.dl-ico { width: 56px; height: 56px; margin: 0 auto 14px; }
.dl-card h3 { font-size: 17px; margin-bottom: 4px; }
.dl-ver { font-size: 13px; color: var(--ink-400); margin-bottom: 14px; }
.dl-meta { font-size: 12.5px; color: var(--ink-400); margin-top: 12px; }

/* ---------- Node map / list ---------- */
.node-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; }
.node {
  border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; background: #fff;
}
.node b { display: block; color: var(--ink-900); font-size: 15.5px; margin-bottom: 2px; }
.node span { font-size: 13px; color: var(--ink-400); }
.node em { display: block; margin-top: 8px; font-style: normal; font-size: 12px; font-weight: 700; color: var(--ok-500); }

/* ---------- Pills / chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 9px; }
.chip {
  font-size: 13.5px; font-weight: 600; color: var(--ink-700); background: #fff;
  border: 1px solid var(--line); padding: 7px 14px; border-radius: 999px;
}
.chip-brand { color: var(--brand-600); background: var(--brand-050); border-color: #d6e3ff; }

/* ---------- Feature split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.check-list { list-style: none; padding: 0; margin: 20px 0 0; }
.check-list li { position: relative; padding-left: 34px; margin-bottom: 14px; color: var(--ink-500); }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: 4px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--brand-050) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231b4dff' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 13px no-repeat;
}
.check-list li b { color: var(--ink-900); display: block; }

/* ---------- Visual mock (console) ---------- */
.mock {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  box-shadow: var(--shadow-lg); overflow: hidden;
}
.mock-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; background: var(--bg-soft); border-bottom: 1px solid var(--line); }
.mock-bar i { width: 10px; height: 10px; border-radius: 50%; background: #dfe4ef; }
.mock-bar span { margin-left: 8px; font-size: 12.5px; color: var(--ink-400); }
.mock-body { padding: 20px; }
.mock-kpi { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.mock-kpi div { background: var(--bg-soft); border-radius: 10px; padding: 12px 14px; }
.mock-kpi b { display: block; font-size: 19px; color: var(--ink-900); }
.mock-kpi span { font-size: 12px; color: var(--ink-400); }
.mock-row { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-top: 1px solid var(--line-soft); font-size: 14px; }
.mock-row .av { width: 30px; height: 30px; border-radius: 9px; background: linear-gradient(135deg, var(--brand-500), #7c3aed); color: #fff; display: grid; place-items: center; font-size: 12px; font-weight: 700; flex: 0 0 auto; }
.mock-row .nm { font-weight: 600; color: var(--ink-800); flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pill { font-size: 12px; font-weight: 700; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.pill-ok { background: #e7f8f1; color: #0b7a58; }
.pill-warn { background: #fff4e0; color: #a35a06; }
.pill-off { background: #f1f3f9; color: var(--ink-400); }
.pill-info { background: var(--brand-050); color: var(--brand-600); }

/* ---------- Timeline ---------- */
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: var(--line); }
.tl-item { position: relative; padding-bottom: 26px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -30px; top: 6px; width: 16px; height: 16px; border-radius: 50%;
  background: #fff; border: 3px solid var(--brand-500);
}
.tl-item h4 { margin-bottom: 4px; }
.tl-item p { margin: 0; font-size: 14.5px; color: var(--ink-500); }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(135deg, #1b4dff, #4f46e5 55%, #06b6d4);
  color: #fff; border-radius: var(--radius-lg); padding: 52px 48px; position: relative; overflow: hidden;
}
.cta-band::after {
  content: ""; position: absolute; right: -60px; top: -60px; width: 260px; height: 260px;
  border-radius: 50%; background: rgba(255, 255, 255, .1);
}
.cta-band h2 { color: #fff; margin-bottom: 10px; }
.cta-band p { color: rgba(255, 255, 255, .9); max-width: 640px; }
.cta-band .btn-ghost { background: rgba(255, 255, 255, .16); border-color: rgba(255, 255, 255, .4); color: #fff; }
.cta-band .btn-ghost:hover { background: rgba(255, 255, 255, .26); color: #fff; }

/* ---------- FAQ / Prose ---------- */
.prose h2 { margin-top: 40px; }
.prose h3 { margin-top: 28px; }
.prose ul, .prose ol { color: var(--ink-500); }
.prose li strong { color: var(--ink-800); }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-deep); color: rgba(203, 213, 235, .78); padding: 62px 0 0; margin-top: 0; }
.footer-top { display: grid; grid-template-columns: 1.5fr repeat(4, 1fr); gap: 34px; padding-bottom: 42px; }
.footer-brand .brand-name { color: #fff; }
.footer-brand p { font-size: 14px; margin-top: 14px; max-width: 320px; }
.footer-col h4 { color: #fff; font-size: 14.5px; margin-bottom: 14px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 9px; }
.footer-col a { color: rgba(203, 213, 235, .74); font-size: 14px; }
.footer-col a:hover { color: #fff; }
.footer-contact li { font-size: 14px; color: rgba(203, 213, 235, .74); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1); padding: 22px 0 30px;
  display: flex; flex-wrap: wrap; gap: 10px 22px; align-items: center; justify-content: space-between;
  font-size: 13px; color: rgba(170, 182, 210, .68);
}
.footer-bottom a { color: rgba(170, 182, 210, .82); }
.footer-bottom a:hover { color: #fff; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.disclaimer { font-size: 12.5px; color: rgba(160, 172, 200, .55); line-height: 1.7; padding-bottom: 26px; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .g4, .dl-grid, .stats, .mock-kpi { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step::after { display: none; }
  .g-2-1, .g-1-2 { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 900px) {
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0; background: #fff; flex-direction: column;
    align-items: stretch; gap: 0; padding: 10px 20px 20px; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow); display: none;
  }
  .nav.open { display: flex; }
  .nav a { padding: 13px 10px; border-radius: 8px; font-size: 15.5px; }
  .nav-toggle { display: block; }
  .header-cta .btn-ghost { display: none; }
  .g3, .g2, .split { grid-template-columns: 1fr; }
  .section { padding: 62px 0; }
  .hero { padding: 66px 0 62px; }
}
@media (max-width: 640px) {
  .g4, .dl-grid, .stats, .steps, .mock-kpi { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .container { padding: 0 18px; }
  .cta-band { padding: 34px 24px; }
  .btn { width: 100%; }
  .btn-row .btn { width: auto; flex: 1 1 auto; }
}

@media print {
  .site-header, .site-footer, .cta-band, .nav-toggle { display: none; }
  body { color: #000; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}