/* =========================================================
   慧光云 HuíGuāng Cloud · Box Supply-Chain Aggregation Platform
   Design System — Structured Confidence, warm amber "light" accent
   ========================================================= */

/* ---------- Design Tokens ---------- */
:root {
  /* Neutrals — ink (graphite) family */
  --ink-950: #0B1117;
  --ink-900: #0E141B;
  --ink-850: #121B24;
  --ink-800: #16202A;
  --ink-700: #243140;
  --ink-600: #3A4A5C;
  --ink-500: #56707F;
  --ink-400: #7E93A0;

  /* Warm neutrals — paper family */
  --paper: #F6F4EF;
  --paper-2: #EFE9DF;
  --paper-3: #E7DFD1;
  --line: rgba(20, 27, 34, 0.10);
  --line-scrim: rgba(230, 240, 246, 0.10);

  /* Accent — "the light of wisdom" amber/gold */
  --amber-400: #EFC66A;
  --amber-500: #E3A93D;
  --amber-550: #D99A2B;
  --amber-600: #C58A24;
  --amber-700: #9A6A17;
  --amber-soft: rgba(227, 169, 61, 0.12);

  /* Pure surfaces */
  --white: #FFFFFF;

  /* Typography */
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-display: "PingFang SC", "Noto Sans CJK SC", "Source Han Sans SC", -apple-system, "Segoe UI", system-ui, sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", "Roboto Mono", ui-monospace, Menlo, Consolas, monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.375rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.375rem;
  --text-4xl: 3rem;
  --text-hero: clamp(2.4rem, 5.4vw + 1rem, 4.4rem);

  --leading-tight: 1.12;
  --leading-snug: 1.3;
  --leading-base: 1.6;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-1: 0 1px 2px rgba(11, 17, 23, 0.06);
  --shadow-2: 0 6px 24px -8px rgba(11, 17, 23, 0.14);
  --shadow-3: 0 24px 60px -20px rgba(11, 17, 23, 0.28);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --maxw: 1180px;
  --header-h: 72px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-base);
  color: var(--ink-800);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-kerning: normal;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
p { margin: 0; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); font-weight: 700; line-height: var(--leading-tight); letter-spacing: -0.01em; }

:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 2px;
}

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--space-6); }
.container-narrow { width: 100%; max-width: 860px; margin-inline: auto; padding-inline: var(--space-6); }

.section { padding-block: var(--space-9); position: relative; }
.section-tight { padding-block: var(--space-7); }
.section-kicker {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--amber-600);
}
.section-kicker::before { content: ""; width: 22px; height: 2px; background: var(--amber-500); }

.section-head { max-width: 720px; margin-bottom: var(--space-7); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .section-kicker { justify-content: center; }
.section-head.center .section-kicker::after { display: none; }
.section-head h2 { font-size: var(--text-3xl); color: var(--ink-900); margin-top: var(--space-3); }
.section-head p.lead { margin-top: var(--space-4); font-size: var(--text-lg); color: var(--ink-600); max-width: 60ch; }
.section-head.center p.lead { margin-inline: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: 48px; padding: 0 var(--space-6);
  font-weight: 600; font-size: var(--text-base); border-radius: var(--radius-md);
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease);
  border: 1px solid transparent; white-space: nowrap;
}
.btn:active { transform: translateY(0) scale(.98); }
.btn-primary {
  background: var(--amber-500); color: var(--ink-950);
  box-shadow: 0 10px 26px -12px rgba(227, 169, 61, 0.75);
}
.btn-primary:hover { background: var(--amber-400); transform: translateY(-1px); box-shadow: 0 14px 30px -12px rgba(227, 169, 61, 0.85); }
.btn-ghost { border-color: var(--line); color: var(--ink-800); background: transparent; }
.btn-ghost:hover { border-color: var(--ink-600); background: var(--white); }
.btn-ghost-light { border-color: var(--line-scrim); color: var(--paper); background: rgba(255,255,255,0.02); }
.btn-ghost-light:hover { border-color: rgba(255,255,255,0.4); background: rgba(255,255,255,0.06); }
.btn-sm { min-height: 40px; padding: 0 var(--space-4); font-size: var(--text-sm); border-radius: var(--radius-sm); }
.btn-lg { min-height: 54px; padding: 0 var(--space-7); font-size: var(--text-lg); }
.btn-block { width: 100%; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  height: var(--header-h);
  background: rgba(14, 20, 27, 0.86);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  border-bottom: 1px solid var(--line-scrim);
}
.site-header .container { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); }
.brand { display: flex; align-items: center; gap: var(--space-3); flex-shrink: 0; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 11px; flex-shrink: 0;
  display: grid; place-items: center; position: relative; overflow: hidden;
  background: linear-gradient(140deg, var(--ink-700) 0%, var(--ink-900) 70%);
  border: 1px solid rgba(239, 198, 106, 0.4);
}
.brand-mark svg { width: 22px; height: 22px; }
.brand-name { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; letter-spacing: 0.02em; color: var(--paper); line-height: 1; }
.brand-name small { display: block; font-size: 0.62rem; font-weight: 500; letter-spacing: 0.22em; color: var(--amber-400); margin-top: 3px; text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: var(--space-6); }
.nav-links { display: flex; align-items: center; gap: var(--space-2); }
.nav-links a { padding: var(--space-2) var(--space-3); font-size: var(--text-sm); font-weight: 500; white-space: nowrap; color: rgba(246, 244, 239, 0.82); border-radius: var(--radius-sm); transition: color .15s, background .15s; }
.nav-links a:hover { color: var(--amber-400); background: rgba(255,255,255,0.05); }
.nav-links a.active { color: var(--amber-400); }
.nav-cta { display: flex; align-items: center; gap: var(--space-3); }

.nav-burger { display: none; width: 44px; height: 44px; place-items: center; border: 0; background: transparent; border-radius: var(--radius-sm); }
.nav-burger span { display: block; width: 20px; height: 2px; background: var(--paper); margin: 4px auto; border-radius: 2px; transition: transform .22s var(--ease), opacity .22s var(--ease); }
.nav-burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile menu panel */
.mobile-menu {
  position: fixed; inset: var(--header-h) 0 auto 0; z-index: 55;
  background: var(--ink-900); display: none; flex-direction: column;
  padding: var(--space-6); gap: var(--space-2);
  border-bottom: 1px solid var(--line-scrim);
  opacity: 0; transform: translateY(-8px); transition: opacity .25s var(--ease), transform .25s var(--ease);
}
.mobile-menu.open { display: flex; opacity: 1; transform: none; }
.mobile-menu a { padding: var(--space-4); color: var(--paper); font-size: var(--text-lg); font-weight: 600; border-radius: var(--radius-md); border: 1px solid var(--line-scrim); }
.mobile-menu a:hover { background: rgba(255,255,255,0.04); }
.mobile-menu .btn { margin-top: var(--space-3); }

/* ---------- Hero (dark) ---------- */
.hero { position: relative; overflow: hidden; background: var(--ink-900); color: var(--paper); padding-top: clamp(60px, 8vw, 96px); padding-bottom: clamp(72px, 9vw, 120px); }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(1100px 540px at 82% -10%, rgba(227, 169, 61, 0.16), transparent 60%),
    radial-gradient(900px 600px at -10% 110%, rgba(56, 74, 92, 0.5), transparent 60%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: var(--space-7); align-items: center; position: relative; }

.eyebrow { display: inline-flex; align-items: center; gap: var(--space-2); padding: 6px 14px; border-radius: 999px; border: 1px solid rgba(239, 198, 106, 0.35); background: rgba(227, 169, 61, 0.10); font-size: var(--text-xs); font-weight: 600; color: var(--amber-400); letter-spacing: 0.06em; }
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--amber-400); }

.hero h1 { font-size: var(--text-hero); color: var(--paper); margin: var(--space-5) 0 var(--space-5); }
.hero h1 .hl { color: var(--amber-400); }
.hero h1 .dim { color: rgba(246,244,239,0.55); font-weight: 400; }
.hero .lead { font-size: var(--text-lg); color: rgba(246,244,239,0.76); max-width: 56ch; line-height: var(--leading-snug); }
.hero .cta-row { display: flex; gap: var(--space-3); margin-top: var(--space-6); flex-wrap: wrap; }
.hero .trust-line { display: flex; align-items: center; gap: var(--space-5); margin-top: var(--space-7); flex-wrap: wrap; }
.hero .trust-line .trust { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-xs); color: rgba(246,244,239,0.55); }
.hero .trust-line .trust svg { width: 16px; height: 16px; color: var(--amber-400); }

/* Hero visual — CSS-built dashboard mock */
.hero-visual { position: relative; }
.dash-shell {
  border-radius: var(--radius-lg); overflow: hidden;
  background: var(--ink-850);
  border: 1px solid rgba(239, 198, 106, 0.22);
  box-shadow: var(--shadow-3);
}
.dash-bar { display: flex; align-items: center; gap: var(--space-2); padding: 12px 16px; border-bottom: 1px solid var(--line-scrim); }
.dash-bar .slice { width: 11px; height: 11px; border-radius: 3px; }
.dash-bar .url { margin-left: auto; font-family: var(--font-mono); font-size: 0.7rem; color: rgba(246,244,239,0.45); letter-spacing: 0.04em; }
.dash-body { padding: var(--space-5); display: grid; gap: var(--space-4); }
.kpi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.kpi { background: rgba(255,255,255,0.03); border: 1px solid var(--line-scrim); border-radius: var(--radius-md); padding: var(--space-4); }
.kpi .k { font-size: var(--text-xs); color: rgba(246,244,239,0.55); }
.kpi .v { font-family: var(--font-display); font-weight: 700; font-size: 1.5rem; color: var(--paper); margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .up { color: var(--amber-400); font-size: 0.7rem; font-weight: 600; }
.span-bars { display: grid; gap: var(--space-3); }
.span-row { display: flex; align-items: center; gap: var(--space-3); }
.span-row .lbl { width: 84px; font-size: var(--text-xs); color: rgba(246,244,239,0.6); flex-shrink: 0; }
.span-row .track { flex: 1; height: 9px; border-radius: 6px; background: rgba(255,255,255,0.06); overflow: hidden; }
.span-row .fill { height: 100%; border-radius: 6px; background: linear-gradient(90deg, var(--amber-600), var(--amber-400)); width: 0; }
.span-row .val { width: 40px; text-align: right; font-size: var(--text-xs); font-variant-numeric: tabular-nums; color: var(--paper); }

/* Floating chip */
.float-chip {
  position: absolute; display: flex; align-items: center; gap: var(--space-2);
  padding: 10px 14px; border-radius: 12px; background: var(--ink-850);
  border: 1px solid var(--line-scrim); box-shadow: var(--shadow-2); font-size: var(--text-xs); color: var(--paper); font-weight: 600;
}
.float-chip svg { width: 16px; height: 16px; color: var(--amber-400); }
.float-chip.top { top: -18px; right: -14px; }
.float-chip.bottom { bottom: -18px; left: -18px; }

/* ---------- Logos / proof band (dark) ---------- */
.proof-band { background: var(--ink-900); border-top: 1px solid var(--line-scrim); padding: var(--space-7) 0; position: relative; }
.proof-band .container { display: flex; align-items: center; gap: var(--space-7); flex-wrap: wrap; }
.proof-label { font-size: var(--text-xs); letter-spacing: 0.16em; color: rgba(246,244,239,0.42); text-transform: uppercase; }
.proof-logos { display: flex; align-items: center; gap: var(--space-7); flex-wrap: wrap; }
.proof-logos span { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; letter-spacing: 0.03em; color: rgba(246,244,239,0.5); white-space: nowrap; opacity: .9; }
.proof-logos span em { font-style: normal; color: var(--amber-400); }

/* ---------- Value props / feature grid ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: var(--space-6); box-shadow: var(--shadow-1);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); border-color: rgba(197, 138, 36, 0.4); }
.card .ic { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--amber-soft); color: var(--amber-600); margin-bottom: var(--space-4); }
.card .ic svg { width: 24px; height: 24px; }
.card h3 { font-size: var(--text-xl); color: var(--ink-900); margin-bottom: var(--space-2); }
.card p { font-size: var(--text-sm); color: var(--ink-600); }

.number-stat { text-align: center; }
.number-stat .num { font-family: var(--font-display); font-weight: 700; font-size: var(--text-4xl); color: var(--ink-900); font-variant-numeric: tabular-nums; }
.number-stat .num em { font-style: normal; color: var(--amber-600); }
.number-stat .lbl { margin-top: var(--space-2); font-size: var(--text-sm); color: var(--ink-600); }

/* ---------- Split feature (image + text) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); align-items: center; }
.split.reverse .split-media { order: 2; }
.split .kicker { color: var(--amber-600); font-weight: 700; font-size: var(--text-sm); letter-spacing: .04em; }
.split h3 { font-size: var(--text-3xl); color: var(--ink-900); margin: var(--space-3) 0; }
.split p.body { color: var(--ink-600); font-size: var(--text-lg); line-height: var(--leading-snug); }
.split-media { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-3); }
.split-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; }

.check-list { margin-top: var(--space-5); display: grid; gap: var(--space-3); }
.check-list li { display: flex; gap: var(--space-3); align-items: flex-start; color: var(--ink-800); font-size: var(--text-base); }
.check-list svg { width: 20px; height: 20px; flex-shrink: 0; color: var(--amber-600); margin-top: 3px; }

/* ---------- How it works ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); counter-reset: step; }
.step { position: relative; padding: var(--space-6); background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.step-num { font-family: var(--font-mono); font-size: 0.8rem; font-weight: 700; color: var(--amber-600); letter-spacing: 0.08em; }
.step h4 { font-size: var(--text-xl); color: var(--ink-900); margin: var(--space-2) 0; }
.step p { font-size: var(--text-sm); color: var(--ink-600); }

/* ---------- Dark band ---------- */
.dark-band { background: var(--ink-900); color: var(--paper); }
.dark-band .section-kicker { color: var(--amber-400); }
.dark-band .section-head h2 { color: var(--paper); }
.dark-band .section-head p.lead { color: rgba(246,244,239,0.74); }
.dark-band .soft-card .lv { display: inline-block; font-size: 0.7rem; font-weight: 700; letter-spacing: .06em; color: var(--amber-400); background: rgba(227,169,61,.14); padding: 2px 9px; border-radius: 999px; margin-bottom: var(--space-2); }
.soft-card .lv { display: inline-block; font-size: 0.72rem; font-weight: 700; letter-spacing: .06em; color: var(--amber-700); background: var(--amber-soft); padding: 2px 9px; border-radius: 999px; margin-bottom: var(--space-2); }

.soft-card { background: rgba(255,255,255,0.03); border: 1px solid var(--line-scrim); border-radius: var(--radius-lg); padding: var(--space-6); transition: transform .22s var(--ease), border-color .22s var(--ease); }
.soft-card:hover { transform: translateY(-4px); border-color: rgba(239,198,106,0.35); }
.soft-card .ic { width: 44px; height: 44px; border-radius: 11px; background: var(--amber-soft); color: var(--amber-400); display: grid; place-items: center; margin-bottom: var(--space-4); }
.soft-card .ic svg { width: 22px; height: 22px; }
.soft-card h3 { font-size: var(--text-xl); color: var(--paper); margin-bottom: var(--space-2); }
.soft-card p { font-size: var(--text-sm); color: rgba(246,244,239,0.85); }

/* ---------- Testimonials / quotes ---------- */
.quote-card { }
.quote-text { font-size: var(--text-xl); line-height: var(--leading-snug); color: var(--ink-800); font-family: var(--font-display); }
.quote-text .q { color: var(--amber-600); font-family: var(--font-display); }
.quote-meta { display: flex; align-items: center; gap: var(--space-3); margin-top: var(--space-5); }
.avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--paper-3); display: grid; place-items: center; font-weight: 700; color: var(--ink-700); overflow: hidden; }
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.quote-meta .who { font-weight: 600; color: var(--ink-900); font-size: var(--text-sm); }
.quote-meta .org { font-size: var(--text-xs); color: var(--ink-500); margin-top: 2px; }

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; background: var(--ink-900); color: var(--paper); text-align: center; }
.cta-band::before { content: ""; position: absolute; inset: 0; background: radial-gradient(800px 320px at 50% -20%, rgba(227,169,61,0.18), transparent 60%); }
.cta-band .container { position: relative; }
.cta-band h2 { font-size: var(--text-3xl); color: var(--paper); max-width: 20ch; margin-inline: auto; }
.cta-band p { color: rgba(246,244,239,0.66); margin: var(--space-4) auto var(--space-6); max-width: 52ch; }
.cta-band .cta-row { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; }

/* ---------- FAQ accordion ---------- */
.faq { max-width: 780px; margin-inline: auto; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius-md); margin-bottom: var(--space-3); background: var(--white); overflow: hidden; }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-5); background: none; border: 0; text-align: left; font-size: var(--text-lg); font-weight: 600; color: var(--ink-900); }
.faq-q .chev { flex-shrink: 0; width: 22px; height: 22px; color: var(--amber-600); transition: transform .25s var(--ease); }
.faq-item.open .faq-q .chev { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s var(--ease); }
.faq-a-inner { padding: 0 var(--space-5) var(--space-5); color: var(--ink-600); font-size: var(--text-base); }

/* ---------- Contact / form ---------- */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: var(--space-8); align-items: start; }
.contact-meta li { display: flex; gap: var(--space-4); padding: var(--space-4) 0; border-bottom: 1px solid var(--line); }
.contact-meta .ic { width: 40px; height: 40px; border-radius: 10px; background: var(--amber-soft); color: var(--amber-600); display: grid; place-items: center; flex-shrink: 0; }
.contact-meta .ic svg { width: 20px; height: 20px; }
.contact-meta .t { font-size: var(--text-xs); color: var(--ink-500); }
.contact-meta .d { font-weight: 600; color: var(--ink-900); margin-top: 2px; }

.form-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-2); }
.form-grid { display: grid; gap: var(--space-4); }
.field label { display: block; font-size: var(--text-sm); font-weight: 600; margin-bottom: var(--space-2); color: var(--ink-800); }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-family: inherit; font-size: var(--text-base); color: var(--ink-900); background: var(--paper);
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--amber-500); box-shadow: 0 0 0 3px var(--amber-soft); }
.field textarea { resize: vertical; min-height: 110px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.form-note { font-size: var(--text-xs); color: var(--ink-500); margin-top: var(--space-3); }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink-950); color: rgba(246,244,239,0.66); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: var(--space-7); padding-block: var(--space-8); }
.footer-brand .brand-name { color: var(--paper); }
.footer-brand p { margin-top: var(--space-4); font-size: var(--text-sm); line-height: var(--leading-snug); max-width: 32ch; color: rgba(246,244,239,0.55); }
.footer-col h5 { color: var(--paper); font-size: var(--text-sm); letter-spacing: 0.02em; margin-bottom: var(--space-4); }
.footer-col a { display: block; padding: var(--space-2) 0; font-size: var(--text-sm); color: rgba(246,244,239,0.6); transition: color .15s; }
.footer-col a:hover { color: var(--amber-400); }
.footer-bottom { border-top: 1px solid var(--line-scrim); padding-block: var(--space-5); display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); flex-wrap: wrap; font-size: var(--text-xs); color: rgba(246,244,239,0.42); }
  .footer-bottom .beian { display: inline-flex; gap: 14px; }
  .footer-bottom .beian a { color: rgba(246,244,239,0.55); text-decoration: none; }
  .footer-bottom .beian a:hover { color: var(--amber-600); text-decoration: underline; }

/* ---------- Reveal (fail-open) ---------- */
.reveal { opacity: 1; transform: none; }
.reveal.ready { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { position: relative; background: var(--ink-900); color: var(--paper); padding: clamp(64px, 9vw, 110px) 0 clamp(48px, 6vw, 72px); overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(900px 440px at 80% -20%, rgba(227,169,61,0.16), transparent 60%); }
.page-hero .container { position: relative; }
.page-hero .crumb { font-size: var(--text-xs); letter-spacing: 0.14em; text-transform: uppercase; color: var(--amber-400); font-weight: 700; }
.page-hero h1 { font-size: var(--text-4xl); margin: var(--space-4) 0; color: var(--paper); max-width: 22ch; }
.page-hero p { color: rgba(246,244,239,0.72); font-size: var(--text-lg); max-width: 60ch; }

/* ---------- Tabs ---------- */
.tabs { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-bottom: var(--space-7); }
.tab { padding: 10px 18px; border-radius: 999px; border: 1px solid var(--line); background: var(--white); color: var(--ink-700); font-weight: 600; font-size: var(--text-sm); transition: all .18s var(--ease); }
.tab:hover { border-color: var(--ink-600); }
.tab.active { background: var(--ink-900); color: var(--amber-400); border-color: var(--ink-900); }
.tab-panel { display: none; animation: fadeIn .4s var(--ease); }
.tab-panel.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px);} to { opacity: 1; transform: none;} }

/* ---------- Comparison mini table ---------- */
.band-row { display: grid; grid-template-columns: 1.4fr 1.4fr 1fr; gap: var(--space-3); align-items: center; padding: var(--space-4); border-radius: var(--radius-md); }
.band-row.head { font-size: var(--text-xs); color: var(--ink-500); font-weight: 700; letter-spacing: .04em; }
.band-row.body { background: var(--white); border: 1px solid var(--line); margin-bottom: var(--space-2); }
.band-row .tag-old { color: var(--ink-500); font-size: var(--text-sm); }
.band-row .tag-new { color: var(--ink-900); font-size: var(--text-sm); font-weight: 600; }
.mini { display: inline-flex; align-items: center; gap: 5px; padding: 3px 10px; border-radius: 999px; font-size: var(--text-xs); font-weight: 600; }
.mini-new { background: var(--amber-soft); color: var(--amber-700); }
.mini-none { background: transparent; color: var(--ink-400); }

/* ---------- Small media (platform page) ---------- */
.media-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.media-card { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); background: var(--white); box-shadow: var(--shadow-1); }
.media-card img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.media-card .cap { padding: var(--space-4) var(--space-5); font-size: var(--text-sm); color: var(--ink-600); }
.media-card .cap b { display: block; color: var(--ink-900); font-size: var(--text-base); margin-bottom: 4px; }

/* =========================================================
   Backend — 企业客户服务中心 (Service Portal)
   ========================================================= */
.portal-body { background: #EEEDE8; }
.portal-topbar { position: sticky; top: 0; z-index: 50; background: var(--ink-900); border-bottom: 1px solid var(--line-scrim); }
.portal-topbar .container { height: 62px; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.portal-topbar .brand-name { font-size: 1.05rem; }
.portal-topbar .brand-name small { display: inline; margin-left: var(--space-2); letter-spacing: .08em; }
.portal-user { display: flex; align-items: center; gap: var(--space-3); }
.portal-user .avatar { width: 38px; height: 38px; }
.portal-user .who { text-align: left; }
.portal-user .who .n { font-size: var(--text-sm); font-weight: 600; color: var(--paper); }
.portal-user .who .r { font-size: var(--text-xs); color: rgba(246,244,239,0.5); }
.portal-layout { display: grid; grid-template-columns: 250px 1fr; gap: var(--space-6); align-items: start; padding-block: var(--space-7); }
.portal-nav { position: sticky; top: 90px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--space-4); }
.portal-nav .pn { display: flex; align-items: center; gap: var(--space-3); width: 100%; padding: 11px 12px; border-radius: var(--radius-sm); border: 0; background: none; color: var(--ink-600); font-size: var(--text-sm); font-weight: 600; text-align: left; transition: background .15s, color .15s; }
.portal-nav .pn svg { width: 18px; height: 18px; }
.portal-nav .pn:hover { background: var(--paper); color: var(--ink-900); }
.portal-nav .pn.active { background: var(--amber-soft); color: var(--amber-700); }
.portal-nav .pn-sep { height: 1px; background: var(--line); margin: var(--space-2) var(--space-2); }
.portal-nav .pn-group-label { padding: 14px 12px 6px; font-size: 11px; letter-spacing: .08em; color: var(--ink-400); font-weight: 700; text-transform: uppercase; }

/* 信誉星级徽章 */
.star-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px 4px 9px;border-radius:999px;border:1px solid rgba(227,169,61,.5);background:linear-gradient(135deg,rgba(227,169,61,.18),rgba(227,169,61,.06));font-weight:800;letter-spacing:.02em;font-size:12px;color:var(--amber-700);font-variant-numeric:tabular-nums}
.star-badge svg{width:14px;height:14px}
.star-badge b{font-weight:800}
.star-badge.resp-tooltip{position:relative}
.star-badge.resp-tooltip:hover::after{content:attr(data-tip);position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);background:var(--ink-950);color:var(--paper);font-size:11px;font-weight:500;font-weight:600;padding:6px 10px;border-radius:8px;white-space:nowrap;box-shadow:0 4px 14px rgba(0,0,0,.18);z-index:20}
.star-badge.resp-tooltip:hover::before{content:"";position:absolute;left:50%;bottom:calc(100% + 3px);transform:translateX(-50%);border:5px solid transparent;border-top-color:var(--ink-950);z-index:20}

/* 网游段位勋章 */
.tier-medal{display:flex;flex-direction:column;align-items:center;gap:10px}
.tier-medal svg{width:92px;height:92px;display:block;filter:drop-shadow(0 8px 18px rgba(0,0,0,.38))}
.tier-medal .tier-tag{font-size:12px;font-weight:800;letter-spacing:.08em;color:var(--amber-400);background:rgba(227,169,61,.12);border:1px solid rgba(227,169,61,.42);padding:3px 13px;border-radius:999px}

.portal-main { min-width: 0; }
.portal-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-5); flex-wrap: wrap; }
.portal-head h1 { font-size: var(--text-2xl); color: var(--ink-900); }
.portal-head .sub { font-size: var(--text-sm); color: var(--ink-500); margin-top: 4px; }

.pcard { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-1); }
.pcard + .pcard { margin-top: var(--space-5); }
.pcard-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-4); }
.pcard-head h3 { font-size: var(--text-xl); color: var(--ink-900); }

/* stat tiles */
.pstat { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); margin-bottom: var(--space-5); }
.pstat .card.tile { text-align: left; padding: var(--space-5); }
.pstat .card.tile .t { font-size: var(--text-xs); color: var(--ink-500); }
.pstat .card.tile .v { font-family: var(--font-display); font-weight: 700; font-size: var(--text-2xl); color: var(--ink-900); margin-top: 6px; font-variant-numeric: tabular-nums; }
.pstat .card.tile .tag { margin-top: 8px; }
.pstat .icon-float { position: absolute; right: 18px; top: 18px; width: 6px; height: 6px; border-radius: 2px; background: var(--amber-soft); color: var(--amber-600); display: grid; place-items: center; }
.pstat .icon-float svg { width: 3px; height: 3px; }

/* status badges */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; font-size: var(--text-xs); font-weight: 600; }
.badge.open { background: #FFF1CE; color: #9A6A17; }
.badge.proc { background: #E4EDFB; color: #2E5FA8; }
.badge.resolved { background: #E2F1E6; color: #2E7A50; }
.badge.pri.hi { background: #FDE3E0; color: #A53D31; }
.badge.in { background: #E2F1E6; color: #2E7A50; }
.badge.out { background: #FDE3E0; color: #A53D31; }

/* ticket table */
.ptable { width: 100%; border-collapse: collapse; }
.ptable th { text-align: left; font-size: var(--text-xs); color: var(--ink-500); font-weight: 700; letter-spacing: .03em; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.ptable td { padding: 14px 12px; font-size: var(--text-sm); color: var(--ink-800); border-bottom: 1px solid var(--line); vertical-align: middle; }
.ptable tr:last-child td { border-bottom: 0; }
.ptable .t-sn { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--ink-500); }
.ptable .link { color: var(--amber-700); font-weight: 600; }
.ptable tr.clickable:hover td { background: #FBF9F5; }

/* timeline */
.timeline { position: relative; padding-left: var(--space-6); }
.timeline::before { content: ""; position: absolute; left: 9px; top: 6px; bottom: 6px; width: 2px; background: var(--line); }
.tl-item { position: relative; padding-bottom: var(--space-5); }
.tl-item:last-child { padding-bottom: 0; }
.tl-dot { position: absolute; left: calc(-1 * var(--space-6) + 4px); top: 4px; width: 12px; height: 12px; border-radius: 50%; background: var(--white); border: 3px solid var(--amber-500); }
.tl-item.done .tl-dot { background: var(--amber-500); }
.tl-item .dt { font-size: var(--text-xs); color: var(--ink-500); }
.tl-item .tt { font-weight: 600; color: var(--ink-900); font-size: var(--text-sm); margin-top: 2px; }

/* split portal page */
.panel-split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
.list-item { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-4) 0; border-bottom: 1px solid var(--line); }
.list-item:last-child { border-bottom: 0; }
.list-item .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--amber-500); flex-shrink: 0; }
.list-item .txt { flex: 1; min-width: 0; }
.list-item .txt .t { font-size: var(--text-sm); font-weight: 600; color: var(--ink-900); }
.list-item .txt .s { font-size: var(--text-xs); color: var(--ink-500); margin-top: 2px; }
.list-item .time { font-size: var(--text-xs); color: var(--ink-400); font-variant-numeric: tabular-nums; }

/* notification pill */
.notif { position: relative; width: 42px; height: 42px; display: grid; place-items: center; border: 0; background: rgba(255,255,255,0.05); border-radius: 50%; color: var(--paper); }
.notif .badge-dot { position: absolute; top: 8px; right: 9px; min-width: 16px; height: 16px; padding: 0 4px; border-radius: 999px; background: var(--amber-500); color: var(--ink-950); font-size: 0.62rem; font-weight: 700; display: grid; place-items: center; }

/* toast */
.toast { position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%) translateY(20px); z-index: 100; background: var(--ink-900); color: var(--paper); padding: 14px 22px; border-radius: 12px; box-shadow: var(--shadow-3); font-size: var(--text-sm); opacity: 0; pointer-events: none; transition: opacity .3s var(--ease), transform .3s var(--ease); border: 1px solid rgba(239,198,106,0.3); }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.success { border-color: rgba(120,200,140,0.5); }

/* service landing / login */
.login-wrap { min-height: 100vh; display: grid; grid-template-columns: 1fr 1.05fr; background: var(--ink-900); }
.login-side { position: relative; overflow: hidden; padding: clamp(40px, 7vw, 80px); display: flex; flex-direction: column; justify-content: space-between; color: var(--paper); }
.login-side::before { content: ""; position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(10,16,22,0.2), rgba(10,16,22,0.9)), url("../../assets/img/hero-qc-workshop.jpg") center/cover; }
.login-side > * { position: relative; }
.login-side .lead { max-width: 30ch; }
.login-side .lead h1 { font-size: var(--text-3xl); margin: var(--space-4) 0; }
.login-side .reason { display: grid; gap: var(--space-3); margin-top: var(--space-5); }
.login-side .reason li { display: flex; gap: var(--space-3); align-items: flex-start; font-size: var(--text-sm); color: rgba(246,244,239,0.78); }
.login-side .reason svg { width: 18px; height: 18px; color: var(--amber-400); flex-shrink: 0; margin-top: 2px; }
.login-panel { display: grid; place-items: center; padding: var(--space-6); background: var(--paper); }
.login-card { width: 100%; max-width: 420px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--space-7); box-shadow: var(--shadow-3); }
.login-card h2 { font-size: var(--text-2xl); color: var(--ink-900); }
.login-card .sub { font-size: var(--text-sm); color: var(--ink-500); margin: var(--space-2) 0 var(--space-6); }
.switch-pill { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; background: var(--paper-2); border-radius: var(--radius-md); padding: 4px; margin-bottom: var(--space-5); }
.switch-pill button { padding: 9px; border: 0; background: transparent; border-radius: 8px; font-weight: 600; font-size: var(--text-sm); color: var(--ink-500); }
.switch-pill button.active { background: var(--white); color: var(--ink-900); box-shadow: var(--shadow-1); }
.demo-note { margin-top: var(--space-5); padding: var(--space-4); background: var(--amber-soft); border: 1px solid rgba(197,138,36,0.3); border-radius: var(--radius-sm); font-size: var(--text-xs); color: var(--amber-700); }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1020px) {
  .nav-links { display: none; }
  .nav-cta .btn-ghost-light { display: none; }
  .nav-burger { display: flex; }
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .hero-visual { max-width: 620px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; gap: var(--space-6); }
  .split.reverse .split-media { order: 0; }
  .portal-layout { grid-template-columns: 1fr; }
  .portal-nav { position: static; display: flex; flex-wrap: wrap; gap: var(--space-1); }
  .portal-nav .pn { width: auto; }
  .portal-nav .pn-sep { display: none; }
  .portal-nav .pn-group-label { display: none; }
  .login-wrap { grid-template-columns: 1fr; }
  .login-side { display: none; }
  .media-strip { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --space-9: 4.5rem; }
  .nav-links { display: none; }
  .nav-cta .btn-ghost-light { display: none; }
  .nav-burger { display: flex; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .pstat { grid-template-columns: repeat(2, 1fr); }
  .panel-split { grid-template-columns: 1fr; }
  .ptable-wrap { overflow-x: auto; }
  .section-head h2 { font-size: var(--text-2xl); }
  .hero h1 { font-size: var(--text-3xl); }
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: var(--text-3xl); }
}

/* ============ 三方业务模式（买家 · 工厂 · 独立验货员） ============ */
.tri-diagram { margin-top: var(--space-6); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); padding: var(--space-4) var(--space-2); }
.tri-diagram svg { width: 100%; height: auto; display: block; }
.tri-node-title { font-size: var(--text-lg); font-weight: 700; fill: var(--ink-900); }
.tri-node-sub { font-size: var(--text-xs); fill: var(--ink-500); }
.tri-flow { font-size: var(--text-xs); fill: var(--ink-500); }
.tri-band1 { font-size: var(--text-base); font-weight: 700; fill: var(--paper); }
.tri-band2 { font-size: var(--text-xs); fill: var(--amber-400); }
.money-note { margin: var(--space-4) 0 0; text-align: center; font-size: var(--text-sm); color: var(--ink-500); }
.link-arrow { display: inline-block; color: var(--amber-700); font-weight: 600; font-size: var(--text-sm); transition: gap .15s; text-decoration: none; }
.link-arrow:hover { gap: .15em; }
.tri-flows { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); margin-top: var(--space-6); }
.tri-flows .card { display: flex; flex-direction: column; }
.tri-flows .flow-no { font-weight: 800; color: var(--amber-600); font-size: var(--text-sm); letter-spacing: .06em; margin-bottom: var(--space-2); }
.tri-flows .card h3 { font-size: var(--text-lg); }
@media (max-width: 900px) { .tri-flows { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .tri-flows { grid-template-columns: 1fr; } }

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

/* =========================================================
   厂长驾驶舱 · 工厂工作台扩展样式
   ========================================================= */

/* ---------- 8 宫格 KPI ---------- */
.kpi-grid-8 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); margin-bottom: var(--space-5); }
.kpi-tile { position: relative; text-align: left; padding: var(--space-5); overflow: hidden; }
.kpi-tile .t { font-size: var(--text-xs); color: var(--ink-500); }
.kpi-tile .v { font-family: var(--font-display); font-weight: 700; font-size: var(--text-2xl); color: var(--ink-900); margin-top: 6px; font-variant-numeric: tabular-nums; }
.kpi-tile .v.danger { color: #B34A3A; }
.kpi-tile .icon-float { width: 6px; height: 6px; border-radius: 2px; right: 12px; top: 12px; }
.kpi-tile .icon-float svg { width: 3px; height: 3px; }

/* ---------- 两列布局 (2/3 + 1/3) ---------- */
.two-col-layout { display: grid; grid-template-columns: 2fr 1fr; gap: var(--space-5); }

/* ---------- 进度条 ---------- */
.progress-bar {
  width: 100%; height: 8px; border-radius: 999px;
  background: var(--paper-2); overflow: hidden;
}
.progress-bar .pb-fill {
  height: 100%; border-radius: 999px;
  background: linear-gradient(90deg, var(--amber-600), var(--amber-400));
  transition: width .5s var(--ease);
}
.progress-bar.pb-blue .pb-fill { background: linear-gradient(90deg, #2E5FA8, #5A8FD6); }
.progress-bar.pb-green .pb-fill { background: linear-gradient(90deg, #2E7A50, #58B07E); }
.progress-bar.pb-red .pb-fill { background: linear-gradient(90deg, #A53D31, #D96B5E); }
.progress-bar.pb-gray .pb-fill { background: linear-gradient(90deg, var(--ink-500), var(--ink-400)); }

/* ---------- 状态徽章（工单状态） ---------- */
.status-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 999px;
  font-size: var(--text-xs); font-weight: 600;
}
.status-badge::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}
.status-badge.pending { background: #FFF1CE; color: #9A6A17; }
.status-badge.scheduled { background: #E4EDFB; color: #2E5FA8; }
.status-badge.producing { background: var(--amber-soft); color: var(--amber-700); }
.status-badge.qa { background: #F3E8FF; color: #7C3AED; }
.status-badge.done { background: #E2F1E6; color: #2E7A50; }
.status-badge.delayed { background: #FDE3E0; color: #A53D31; }

/* 优先级徽章 */
.pri-badge {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 6px;
  font-size: var(--text-xs); font-weight: 700;
}
.pri-badge.high { background: #FDE3E0; color: #A53D31; }
.pri-badge.medium { background: #FFF1CE; color: #9A6A17; }
.pri-badge.low { background: #E6E8EB; color: var(--ink-600); }

/* ---------- 筛选 Tabs ---------- */
.tab-filter {
  display: flex; gap: var(--space-1); flex-wrap: wrap;
}
.tab-filter .tf {
  padding: 8px 16px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--white);
  color: var(--ink-600); font-weight: 600; font-size: var(--text-sm);
  transition: all .18s var(--ease); cursor: pointer;
}
.tab-filter .tf:hover { border-color: var(--ink-500); color: var(--ink-900); }
.tab-filter .tf.active {
  background: var(--ink-900); color: var(--amber-400);
  border-color: var(--ink-900);
}

/* ---------- 工单卡片网格 ---------- */
.order-card-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4);
}

/* ---------- 工单卡片 ---------- */
.order-card {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: var(--space-5);
  box-shadow: var(--shadow-1);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
  display: flex; flex-direction: column; gap: var(--space-3);
}
.order-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
  border-color: rgba(197, 138, 36, 0.4);
}
.order-card .oc-sn {
  font-family: var(--font-mono); font-size: var(--text-xs);
  color: var(--ink-400); letter-spacing: .02em;
}
.order-card .oc-product {
  font-size: var(--text-lg); font-weight: 700; color: var(--ink-900);
  font-family: var(--font-display);
}
.order-card .oc-customer {
  font-size: var(--text-sm); color: var(--ink-500);
}
.order-card .oc-progress-wrap {
  display: flex; flex-direction: column; gap: 6px;
}
.order-card .oc-progress-info {
  display: flex; justify-content: space-between;
  font-size: var(--text-xs); color: var(--ink-500);
  font-variant-numeric: tabular-nums;
}
.order-card .oc-progress-info b {
  color: var(--ink-900); font-weight: 700;
}
.order-card .oc-badges {
  display: flex; gap: var(--space-2); flex-wrap: wrap;
}
.order-card .oc-meta {
  display: flex; justify-content: space-between;
  font-size: var(--text-xs); color: var(--ink-500);
  padding-top: var(--space-2);
  border-top: 1px solid var(--line);
}
.order-card .oc-meta .oc-workshop {
  display: inline-flex; align-items: center; gap: 4px;
}
.order-card .oc-footer {
  display: flex; gap: var(--space-2);
}
.order-card .oc-footer .btn {
  flex: 1; min-height: 36px; font-size: var(--text-sm);
  padding: 0 var(--space-4);
}

/* ---------- 绩效排名 ---------- */
.rank-list { display: flex; flex-direction: column; gap: var(--space-2); }
.rank-item {
  display: grid;
  grid-template-columns: 48px 1fr 120px 100px 100px 180px;
  gap: var(--space-4);
  align-items: center;
  padding: var(--space-4);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color .18s var(--ease);
}
.rank-item:hover { border-color: rgba(197, 138, 36, 0.4); }
.rank-item .rk-no {
  font-family: var(--font-display); font-weight: 800;
  font-size: var(--text-xl); text-align: center;
  color: var(--ink-400); font-variant-numeric: tabular-nums;
}
.rank-item.top1 { background: linear-gradient(135deg, #FFF8E7, #FFE8B8); border-color: #E3A93D; }
.rank-item.top1 .rk-no { color: #C58A24; }
.rank-item.top2 { background: linear-gradient(135deg, #F5F7FA, #E4E9F0); border-color: #7E93A0; }
.rank-item.top2 .rk-no { color: #56707F; }
.rank-item.top3 { background: linear-gradient(135deg, #FFF0E8, #FDD9C4); border-color: #D97A4C; }
.rank-item.top3 .rk-no { color: #B35A2A; }
.rank-item .rk-medal {
  width: 36px; height: 36px; margin: 0 auto;
  display: grid; place-items: center;
  border-radius: 50%; font-size: var(--text-lg);
}
.rank-item .rk-name {
  font-weight: 600; color: var(--ink-900); font-size: var(--text-base);
}
.rank-item .rk-stat {
  text-align: right; font-variant-numeric: tabular-nums;
  font-size: var(--text-sm); color: var(--ink-800); font-weight: 600;
}
.rank-item .rk-stat span {
  display: block; font-size: var(--text-xs);
  color: var(--ink-500); font-weight: 400; margin-bottom: 2px;
}
.rank-item .rk-rate {
  display: flex; flex-direction: column; gap: 4px;
}
.rank-item .rk-rate .rate-num {
  font-size: var(--text-sm); font-weight: 700;
  color: var(--ink-900); text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ---------- 趋势图容器 ---------- */
.trend-chart {
  width: 100%; height: 240px; position: relative;
  background: var(--paper); border-radius: var(--radius-md);
  padding: var(--space-4);
}
.trend-chart svg { width: 100%; height: 100%; display: block; }
.trend-chart .grid-line {
  stroke: var(--line); stroke-width: 1; stroke-dasharray: 3 3;
}
.trend-chart .axis-label {
  font-size: 11px; fill: var(--ink-400);
  font-family: var(--font-sans);
}
.trend-chart .line-pass {
  fill: none; stroke: var(--amber-500); stroke-width: 2.5;
  stroke-linecap: round; stroke-linejoin: round;
}
.trend-chart .line-defect {
  fill: none; stroke: #A53D31; stroke-width: 2.5;
  stroke-linecap: round; stroke-linejoin: round;
}
.trend-chart .dot-pass {
  fill: var(--white); stroke: var(--amber-500); stroke-width: 2;
}
.trend-chart .dot-defect {
  fill: var(--white); stroke: #A53D31; stroke-width: 2;
}
.trend-chart .area-pass {
  fill: url(#passGradient); opacity: 0.15;
}

/* ---------- 库存状态徽章 ---------- */
.inv-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 999px;
  font-size: var(--text-xs); font-weight: 600;
}
.inv-badge.normal { background: #E2F1E6; color: #2E7A50; }
.inv-badge.low { background: #FFF1CE; color: #9A6A17; }
.inv-badge.warning { background: #FDE3E0; color: #A53D31; }
.inv-badge.overstock { background: #E4EDFB; color: #2E5FA8; }
.inv-badge.in { background: #E2F1E6; color: #2E7A50; }
.inv-badge.out { background: #FDE3E0; color: #A53D31; }

/* ---------- 库存变动弹窗 ---------- */
.inv-modal {
  position: fixed; inset: 0; z-index: 999;
  display: flex; align-items: center; justify-content: center;
  background: rgba(11, 17, 23, 0.45); backdrop-filter: blur(2px);
  padding: var(--space-5);
}
.inv-modal-box {
  width: 100%; max-width: 460px;
  background: var(--white); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-3); padding: var(--space-6);
}
.inv-modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-5); }
.inv-modal-head h3 { font-size: var(--text-xl); }
.inv-modal-close {
  background: none; border: none; font-size: 1.5rem; line-height: 1;
  color: var(--ink-500); cursor: pointer; padding: var(--space-1) var(--space-2);
}
.inv-modal-close:hover { color: var(--ink-900); }

/* ---------- 响应式 ---------- */
@media (max-width: 1020px) {
  .two-col-layout { grid-template-columns: 1fr; }
  .order-card-grid { grid-template-columns: repeat(2, 1fr); }
  .kpi-grid-8 { grid-template-columns: repeat(4, 1fr); }
  .rank-item {
    grid-template-columns: 40px 1fr 90px 80px 140px;
  }
  .rank-item .rk-stat:nth-child(4) { display: none; }
}

@media (max-width: 768px) {
  .kpi-grid-8 { grid-template-columns: repeat(2, 1fr); }
  .two-col-layout { grid-template-columns: 1fr; }
  .order-card-grid { grid-template-columns: 1fr; }
  .rank-item {
    grid-template-columns: 36px 1fr 70px 120px;
    gap: var(--space-3);
  }
  .rank-item .rk-stat:nth-child(3),
  .rank-item .rk-stat:nth-child(5) { display: none; }
  .trend-chart { height: 200px; }
}

/* ---------- 弹窗（验货预约等） ---------- */
.modal-mask { position: fixed; inset: 0; z-index: 120; display: flex; align-items: center; justify-content: center; padding: var(--space-4); background: rgba(11,17,23,.55); backdrop-filter: blur(2px); }
.modal { width: 100%; background: var(--white, #fff); border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 24px 60px rgba(0,0,0,.22); padding: var(--space-6); max-height: 88vh; overflow:auto; }
.modal-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-4); }
.modal-head h3 { margin: 0; font-size: var(--text-xl); color: var(--ink-900); }
.modal-x { width: 34px; height: 34px; border-radius: 8px; border: none; background: var(--paper-3); color: var(--ink-600); font-size: 22px; line-height: 1; cursor: pointer; }
.modal-x:hover { background: var(--paper-3); color: var(--ink-900); }
.book-insp { padding: var(--space-3); border: 1px solid var(--line); border-radius: 10px; background: var(--paper); margin-bottom: var(--space-4); }

/* ---------- 验货预约管理（service/inspections.html） ---------- */
.ins-topbar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-5); }
.ins-topbar h1 { margin: 0; font-size: var(--text-2xl); color: var(--ink-900); }
.ins-list { display: grid; gap: var(--space-4); }
.ins-card { padding: var(--space-5); }
.ins-head { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.ins-sn { font-weight: 800; color: var(--ink-800); font-size: var(--text-base); letter-spacing: .02em; }
.ins-actions { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-3); }
.ins-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: var(--space-3); margin-top: var(--space-3); }
.ins-grid .cell { font-size: var(--text-sm); color: var(--ink-600); }
.ins-grid .cell b { display: block; font-weight: 600; color: var(--ink-900); font-size: var(--text-sm); }
@media (max-width: 720px) { .ins-grid { grid-template-columns: 1fr 1fr; } }