/* =========================================================
   广西信合 · site.css — scoped to the UI kit marketing site.
   Imports the root colors_and_type.css tokens.
   ========================================================= */
@import url('../../colors_and_type.css?v=2');
@import url('../../theme-orange.css?v=2');

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--gx-cream);
  color: var(--gx-ink);
  font-family: var(--gx-font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--gx-ink); text-decoration: none; transition: color 120ms; }
a:hover { color: var(--gx-accent); }

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
h1, h2, h3, h4 { font-family: var(--gx-font-serif); font-weight: 500; letter-spacing: -0.01em; line-height: 1.2; margin: 0 0 0.5em; text-wrap: balance; }
h1 { font-size: clamp(34px, 5vw, 58px); }
h2 { font-size: clamp(28px, 3.4vw, 40px); }
h3 { font-size: 20px; }
p  { margin: 0 0 1em; color: var(--gx-ink-soft); text-wrap: pretty; }

/* ===== Nav ===== */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(245,241,232,.85); backdrop-filter: saturate(180%) blur(10px); border-bottom: 1px solid var(--gx-line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--gx-font-serif); font-size: 20px; color: var(--gx-ink); font-weight: 500; }
.brand-mark { width: 28px; height: 28px; border-radius: 8px; background: var(--gx-accent); display: grid; place-items: center; color: #FBF8F0; font-weight: 600; font-family: var(--gx-font-serif); }
.brand-sub { color: var(--gx-ink-soft); font-family: var(--gx-font-sans); font-size: 13px; margin-left: 6px; }
.nav-links { display: flex; gap: 28px; align-items: center; font-size: 14px; color: var(--gx-ink-soft); }
.nav-links a.active { color: var(--gx-ink); }
.nav-links a:hover { color: var(--gx-ink); }

/* ===== Buttons ===== */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: 999px; font-size: 14px; font-weight: 500; border: 1px solid transparent; cursor: pointer; transition: all 150ms; font-family: var(--gx-font-sans); }
.btn-primary { background: var(--gx-accent); color: #FBF8F0; }
.btn-primary:hover { background: var(--gx-accent-ink); color: #FBF8F0; transform: translateY(-1px); }
.btn-ghost { border-color: var(--gx-line); color: var(--gx-ink); background: transparent; }
.btn-ghost:hover { background: var(--gx-paper); }

/* ===== Eyebrow / Hero ===== */
.eyebrow { display: inline-block; padding: 6px 12px; border-radius: 999px; background: var(--gx-accent-soft); color: var(--gx-accent-ink); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 20px; font-weight: 500; }
.eyebrow.qing { background: var(--gx-qing-soft); color: var(--gx-qing-ink); }
.hero { padding: 96px 0 64px; position: relative; overflow: hidden; }
.hero h1 { max-width: 14ch; }
.hero .lede { font-size: 18px; max-width: 52ch; margin-top: 14px; color: var(--gx-ink-soft); }
.hero-ctas { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.pills { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 40px; }
.pill { padding: 8px 14px; border: 1px solid var(--gx-line); border-radius: 999px; background: var(--gx-paper); font-size: 13px; color: var(--gx-ink-soft); }

/* ===== Workspace mock ===== */
.workspace { margin-top: 56px; background: var(--gx-paper); border: 1px solid var(--gx-line); border-radius: 22px; box-shadow: 0 1px 0 rgba(26,25,21,.04), 0 24px 48px -24px rgba(26,25,21,.28); overflow: hidden; }
.ws-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--gx-line); background: var(--gx-cream-2); }
.ws-dots { display: flex; gap: 6px; }
.ws-dots span { width: 10px; height: 10px; border-radius: 50%; background: var(--gx-line); }
.ws-title { font-size: 13px; color: var(--gx-ink-soft); }
.ws-body { display: grid; grid-template-columns: 260px 1fr; min-height: 340px; }
.ws-side { border-right: 1px solid var(--gx-line); padding: 18px; background: var(--gx-cream); }
.ws-side h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: var(--gx-ink-soft); margin-bottom: 12px; font-family: var(--gx-font-sans); font-weight: 600; }
.ws-task { padding: 10px 12px; border-radius: 10px; font-size: 14px; color: var(--gx-ink-soft); cursor: pointer; transition: background 120ms; }
.ws-task.active, .ws-task:hover { background: var(--gx-paper); color: var(--gx-ink); box-shadow: 0 1px 0 rgba(26,25,21,.04); }
.ws-task + .ws-task { margin-top: 4px; }
.ws-main { padding: 24px; }
.ws-main h3 { font-family: var(--gx-font-serif); font-size: 22px; margin-bottom: 8px; }
.ws-step { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px dashed var(--gx-line); font-size: 14px; color: var(--gx-ink-soft); }
.ws-step:last-child { border: none; }
.ws-step b { color: var(--gx-ink); font-weight: 500; min-width: 88px; font-family: var(--gx-font-mono); font-size: 13px; }
.ws-files { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.ws-file { padding: 8px 12px; background: var(--gx-accent-soft); color: var(--gx-accent-ink); border-radius: 8px; font-size: 12px; font-family: var(--gx-font-mono); }

/* ===== Sections ===== */
section { padding: 88px 0; border-top: 1px solid var(--gx-line); }
.section-head { max-width: 56ch; margin-bottom: 48px; }
.grid { display: grid; gap: 20px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card { background: var(--gx-paper); border: 1px solid var(--gx-line); border-radius: 14px; padding: 24px; box-shadow: 0 1px 0 rgba(26,25,21,.04), 0 10px 30px -20px rgba(26,25,21,.25); }
.card .num { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 8px; background: var(--gx-accent-soft); color: var(--gx-accent-ink); font-family: var(--gx-font-serif); margin-bottom: 14px; }
.card h3 { margin-bottom: 8px; }
.card p { margin: 0; font-size: 14px; }

/* ===== Deliverables chips ===== */
.deliver { display: flex; gap: 14px; flex-wrap: wrap; }
.chip { background: var(--gx-paper); border: 1px solid var(--gx-line); border-radius: 10px; padding: 14px 16px; font-family: var(--gx-font-mono); font-size: 13px; display: flex; align-items: center; gap: 10px; }
.chip-ico { width: 22px; height: 22px; border-radius: 6px; background: var(--gx-accent-soft); color: var(--gx-accent-ink); display: grid; place-items: center; font-size: 11px; font-weight: 700; font-family: var(--gx-font-sans); }

/* ===== Scenario list ===== */
.scen { border-top: 1px solid var(--gx-line); }
.scen-row { display: grid; grid-template-columns: 80px 1fr 2fr; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--gx-line); align-items: baseline; }
.scen-row .n { font-family: var(--gx-font-serif); font-size: 40px; color: var(--gx-accent); }
.scen-row h3 { font-family: var(--gx-font-serif); font-size: 24px; }
.scen-row p { margin: 0; }

/* ===== Security sec ===== */
.sec-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; }
.sec-list { list-style: none; padding: 0; margin: 0; }
.sec-list li { padding: 14px 0; border-bottom: 1px solid var(--gx-line); display: flex; gap: 12px; color: var(--gx-ink); }
.sec-list li:before { content: "✓"; color: var(--gx-accent); font-weight: 700; }

/* ===== FAQ ===== */
details { border-bottom: 1px solid var(--gx-line); padding: 20px 0; }
details summary { cursor: pointer; list-style: none; font-family: var(--gx-font-serif); font-size: 20px; display: flex; justify-content: space-between; align-items: center; color: var(--gx-ink); font-weight: 500; }
details summary::-webkit-details-marker { display: none; }
details summary:after { content: "+"; color: var(--gx-accent); font-size: 24px; font-weight: 300; }
details[open] summary:after { content: "–"; }
details p { margin-top: 12px; }

/* ===== Download ===== */
.dl { background: var(--gx-cream-2); border-radius: 22px; padding: 48px; text-align: center; }
.dl-row { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-top: 20px; }

/* ===== Footer ===== */
footer { background: var(--gx-ink); color: #C9C4B5; padding: 64px 0 28px; margin-top: 64px; }
footer h4 { color: #fff; font-family: var(--gx-font-sans); font-size: 13px; text-transform: uppercase; letter-spacing: .12em; margin-bottom: 14px; font-weight: 600; }
footer a { color: #C9C4B5; display: block; padding: 4px 0; font-size: 14px; }
footer a:hover { color: #fff; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.foot-bottom { margin-top: 48px; padding-top: 20px; border-top: 1px solid #2E2B24; font-size: 12px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; color: #8C8778; }

/* ===== City grid (Guangxi) ===== */
.city-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
.city-chip { padding: 14px 16px; background: var(--gx-paper); border: 1px solid var(--gx-line); border-radius: 10px; font-family: var(--gx-font-serif); font-size: 17px; color: var(--gx-ink); text-align: center; cursor: default; transition: all 150ms; }
.city-chip:hover { border-color: var(--gx-accent); color: var(--gx-accent); }
.city-chip.main { background: var(--gx-accent-soft); color: var(--gx-accent-ink); border-color: #E9C9A8; }

/* ===== Form ===== */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label.field { display: block; }
label.field > span { display: block; font-size: 12px; color: var(--gx-ink-soft); margin-bottom: 6px; font-weight: 500; }
input, textarea, select { width: 100%; padding: 11px 14px; border: 1px solid var(--gx-line); border-radius: 10px; background: var(--gx-paper); font-family: var(--gx-font-sans); font-size: 14px; color: var(--gx-ink); }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--gx-accent); outline-offset: 1px; border-color: var(--gx-accent); }
textarea { resize: vertical; min-height: 96px; }

/* ===== Architecture diagram ===== */
.arch { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; padding: 28px; background: var(--gx-cream-2); border-radius: 22px; border: 1px solid var(--gx-line); }
.arch-col { background: var(--gx-paper); border: 1px solid var(--gx-line); border-radius: 12px; padding: 20px; }
.arch-col h4 { font-family: var(--gx-font-serif); font-size: 18px; font-weight: 500; margin: 0 0 6px; color: var(--gx-ink); }
.arch-col .sub { font-size: 12px; color: var(--gx-ink-mute); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 12px; }
.arch-col ul { list-style: none; padding: 0; margin: 0; font-size: 13px; color: var(--gx-ink-soft); }
.arch-col li { padding: 6px 0; border-bottom: 1px dashed var(--gx-line-soft); }
.arch-col li:last-child { border: none; }

/* ===== Route transition ===== */
.route { animation: fade 240ms cubic-bezier(.2,0,.2,1); }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

@media (max-width: 860px) {
  .nav-links a.hide-m { display: none; }
  .ws-body { grid-template-columns: 1fr; }
  .ws-side { border-right: none; border-bottom: 1px solid var(--gx-line); }
  .grid-4, .grid-3, .grid-2, .sec-grid, .foot-grid, .arch, .form-grid { grid-template-columns: 1fr; }
  .scen-row { grid-template-columns: 48px 1fr; grid-template-areas: "n h" ". p"; }
  .scen-row .n { grid-area: n; }
  .scen-row h3 { grid-area: h; }
  .scen-row p { grid-area: p; }
  .dl { padding: 32px 20px; }
  section { padding: 56px 0; }
  .hero { padding: 56px 0 40px; }
}