/* =========================================================
   SparePro · 工业 B2B SaaS · 设计系统 v2
   ---------------------------------------------------------
   主色：深海军蓝 + 工业橙
   语言：直角 · 高对比 · 等宽数据 · 微动效
   ========================================================= */

/* ---------- i18n · 中 / 英 / 法 三语切换 ---------- */
/* 默认显示中文；data-lang="en" 显示英文；data-lang="fr" 显示法文 */
html:not([data-lang="en"]):not([data-lang="fr"]) .i18n-en,
html:not([data-lang="en"]):not([data-lang="fr"]) .i18n-fr { display: none !important; }
html[data-lang="en"] .i18n-zh,
html[data-lang="en"] .i18n-fr { display: none !important; }
html[data-lang="fr"] .i18n-zh,
html[data-lang="fr"] .i18n-en { display: none !important; }
html[data-lang="en"] body,
html[data-lang="fr"] body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif; }

/* 语言切换按钮 */
.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--c-line);
  border-radius: var(--r-1);
  overflow: hidden;
  background: #fff;
  margin-right: 8px;
}
.lang-toggle button {
  background: transparent;
  border: none;
  padding: 6px 10px;
  font-family: var(--f-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--c-text-mute);
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: all .12s;
}
.lang-toggle button:hover { color: var(--c-ink); background: var(--c-bg-2); }
.lang-toggle button.on { background: var(--c-ink); color: var(--c-accent-1); }


/* ---------- 设计令牌 ---------- */
:root {
  /* 中性色 · 11 阶 */
  --c-bg:        #FFFFFF;
  --c-bg-1:      #FAFBFC;
  --c-bg-2:      #F4F6F8;
  --c-bg-3:      #ECEFF2;
  --c-line:      #DDE2E7;
  --c-line-2:    #E8ECEF;
  --c-line-3:    #F0F2F5;

  --c-ink-1:     #0A1622;   /* 极深 - 用于深色块 */
  --c-ink:       #0F1E2E;   /* 主深 */
  --c-ink-2:     #1B2C3F;   /* 次深 */
  --c-steel:     #3A4A5C;
  --c-steel-2:   #5F6C7B;
  --c-mute:      #8693A1;
  --c-gray:      #9AA4AE;

  --c-text:      #1B2C3F;
  --c-text-mute: #5F6C7B;
  --c-text-dim:  #8693A1;
  --c-text-inv:  #FFFFFF;

  /* 品牌色 */
  --c-accent:    #E87722;
  --c-accent-1:  #FF8B3D;
  --c-accent-2:  #C45F12;
  --c-accent-3:  #FFF1E5;
  --c-accent-4:  rgba(232,119,34,.12);

  /* 状态色 */
  --c-green:     #2E8B57;
  --c-green-bg:  #E8F5EC;
  --c-green-bd:  #BDE0C9;
  --c-amber:     #C8881B;
  --c-amber-bg:  #FFF6E5;
  --c-amber-bd:  #F2D4A0;
  --c-red:       #C0392B;
  --c-red-bg:    #FBE9E7;
  --c-red-bd:    #F1B5AC;
  --c-blue:      #1F6FB2;
  --c-blue-bg:   #E5F0F8;
  --c-blue-bd:   #B5D2E5;

  /* 阴影 */
  --sh-xs: 0 1px 2px rgba(15,30,46,.04);
  --sh-sm: 0 2px 6px rgba(15,30,46,.06), 0 1px 2px rgba(15,30,46,.04);
  --sh-md: 0 6px 16px rgba(15,30,46,.08), 0 2px 4px rgba(15,30,46,.04);
  --sh-lg: 0 16px 40px rgba(15,30,46,.12), 0 4px 12px rgba(15,30,46,.06);
  --sh-xl: 0 24px 64px rgba(15,30,46,.18);

  /* 圆角 */
  --r-0: 0;
  --r-1: 2px;
  --r-2: 4px;
  --r-pill: 999px;

  /* 字体 */
  --f-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
            "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC",
            "Helvetica Neue", Arial, sans-serif;
  --f-mono: ui-monospace, SFMono-Regular, "JetBrains Mono", "Menlo", Consolas, "Liberation Mono", monospace;
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--f-sans);
  color: var(--c-text);
  background: var(--c-bg);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "tnum" 1, "ss01" 1;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; background: none; border: 0; color: inherit; }
input, select, textarea { font-family: inherit; font-size: 14px; color: var(--c-text); }
h1,h2,h3,h4,h5 { margin: 0; color: var(--c-ink); font-weight: 700; letter-spacing: -0.012em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
hr { border: 0; border-top: 1px solid var(--c-line); margin: 0; }

::selection { background: var(--c-accent); color: #fff; }

/* ---------- 通用布局 ---------- */
.container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.section-gray { background: var(--c-bg-2); }
.section-dark { background: var(--c-ink-1); color: #C9D2DC; }
.section-dark h1, .section-dark h2, .section-dark h3 { color: #fff; }
.section-dark .eyebrow { color: var(--c-accent-1); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-accent);
  font-weight: 700;
  padding: 4px 10px;
  border: 1px solid currentColor;
  margin-bottom: 16px;
  line-height: 1.4;
}
.eyebrow::before {
  content: ""; width: 6px; height: 6px;
  background: currentColor;
}

.section-head {
  max-width: 760px;
  margin: 0 auto 56px;
  text-align: center;
}
.section-head h2 { font-size: 34px; line-height: 1.22; margin-bottom: 14px; }
.section-head p { color: var(--c-text-mute); font-size: 16px; }
.section-head.left { margin: 0 0 40px; text-align: left; max-width: none; }

/* =========================================================
   顶部导航
   ========================================================= */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--c-line);
}
.nav-wrap { display: flex; align-items: center; gap: 32px; height: 68px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 36px; height: 36px;
  background: var(--c-ink);
  color: var(--c-accent);
  display: grid; place-items: center;
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 14px;
  border: 1.5px solid var(--c-accent);
  position: relative;
}
.brand-mark::before {
  content: ""; position: absolute;
  inset: 3px;
  border: 1px dashed rgba(232,119,34,.4);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 14px; color: var(--c-ink); letter-spacing: 0.02em; white-space: nowrap; font-weight: 700; }

/* ---------- 真实 LOGO 图片 ---------- */
.brand-logo {
  height: 32px;
  width: auto;
  display: block;
  flex-shrink: 0;
}
.brand-light .brand-logo { /* 深色背景下隐藏蓝色版，显示反白版 */
  display: none;
}
.brand-light .brand-logo-white { display: block; }
.brand:not(.brand-light) .brand-logo-white { display: none; }

/* 页脚双品牌并排 */
.brand-pair {
  display: flex; align-items: center; gap: 16px;
  flex-wrap: wrap;
}
.brand-pair .brand-logo-uko { height: 36px; width: auto; }
.brand-pair .brand-logo-asianmac { height: 48px; width: auto; }
.brand-pair .brand-sep {
  width: 1px; height: 32px;
  background: rgba(255,255,255,.2);
}

/* 合作页"品牌矩阵"展示卡 */
.brand-matrix {
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 28px 32px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: center;
  margin: 24px 0;
}
.brand-matrix-cell { text-align: center; padding: 12px; }
.brand-matrix-cell img { max-height: 88px; max-width: 100%; width: auto; }
.brand-matrix-cell .bm-tag {
  display: block; font-family: var(--f-mono); font-size: 11px;
  color: var(--c-text-mute); letter-spacing: 0.08em;
  margin-top: 10px; text-transform: uppercase;
}
.brand-matrix-sep {
  width: 1px; background: var(--c-line); align-self: stretch;
}
@media (max-width: 720px) {
  .brand-matrix { grid-template-columns: 1fr; }
  .brand-matrix-sep { display: none; }
}
.brand-text em { font-style: normal; font-size: 10.5px; color: var(--c-text-dim); letter-spacing: 0.05em; }
.brand-light .brand-mark { background: #0A1622; }
.brand-light strong { color: #fff; }
.brand-light em { color: #8FA0B2; }

.site-nav { display: flex; gap: 2px; margin-left: auto; }
.site-nav a {
  padding: 8px 14px;
  font-size: 14px;
  color: var(--c-text);
  position: relative;
  font-weight: 500;
  border-radius: var(--r-1);
  transition: color .15s, background .15s;
}
.site-nav a:hover { color: var(--c-accent); background: var(--c-accent-3); }
.site-nav a.active { color: var(--c-ink); font-weight: 600; }
.site-nav a.active::after {
  content: ""; position: absolute;
  left: 14px; right: 14px; bottom: -1px; height: 2px;
  background: var(--c-accent);
}
.nav-meta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 10px;
  font-family: var(--f-mono); font-size: 11px;
  background: var(--c-green-bg);
  color: var(--c-green);
  border: 1px solid var(--c-green-bd);
  border-radius: var(--r-pill);
  margin-right: 4px;
}
.nav-meta .pulse {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--c-green);
  position: relative;
}
.nav-meta .pulse::after {
  content: ""; position: absolute; inset: -3px;
  border: 2px solid var(--c-green);
  border-radius: 50%;
  animation: pulse 1.8s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(.8); opacity: 1; }
  100% { transform: scale(1.8); opacity: 0; }
}
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--c-line); background: #fff;
  font-size: 20px;
  align-items: center; justify-content: center;
}

/* =========================================================
   按钮系统
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  border-radius: var(--r-1);
  transition: all .15s ease;
  white-space: nowrap;
  background: transparent;
  position: relative;
  user-select: none;
}
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.btn svg { width: 16px; height: 16px; }

.btn-primary { background: var(--c-accent); color: #fff; border-color: var(--c-accent); }
.btn-primary:hover { background: var(--c-accent-2); border-color: var(--c-accent-2); box-shadow: var(--sh-sm); }

.btn-dark { background: var(--c-ink); color: #fff; border-color: var(--c-ink); }
.btn-dark:hover { background: var(--c-ink-2); }

.btn-ghost { background: #fff; color: var(--c-ink); border-color: var(--c-line); }
.btn-ghost:hover { border-color: var(--c-ink); background: var(--c-bg-2); }

.btn-ghost-dark { background: transparent; color: var(--c-ink); border-color: var(--c-ink); }
.btn-ghost-dark:hover { background: var(--c-ink); color: #fff; }

.btn-ghost-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn-ghost-light:hover { border-color: #fff; background: rgba(255,255,255,.08); }

.btn-link { padding: 4px 0; color: var(--c-accent); border: none; }
.btn-link:hover { color: var(--c-accent-2); }

.btn-lg { padding: 14px 28px; font-size: 15px; }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-block { width: 100%; }
.btn-row { display: inline-flex; gap: 6px; }
.btn-mini {
  font-size: 12px;
  padding: 6px 10px;
  border: 1px solid var(--c-line);
  background: #fff;
  color: var(--c-ink);
  border-radius: var(--r-1);
  font-weight: 600;
  transition: all .12s;
}
.btn-mini:hover { background: var(--c-ink); color: #fff; border-color: var(--c-ink); }
.btn-mini-primary { background: var(--c-accent); color: #fff; border-color: var(--c-accent); }
.btn-mini-primary:hover { background: var(--c-accent-2); border-color: var(--c-accent-2); color: #fff; }

/* =========================================================
   输入控件
   ========================================================= */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label {
  font-size: 12px; color: var(--c-text-mute);
  font-weight: 600; letter-spacing: 0.02em;
}
.field-hint { font-size: 11px; color: var(--c-text-dim); margin-top: 2px; line-height: 1.5; }
.field input,
.field select,
.field textarea {
  border: 1px solid var(--c-line);
  background: #fff;
  padding: 10px 12px;
  border-radius: var(--r-1);
  color: var(--c-text);
  transition: border-color .15s, box-shadow .15s, background .15s;
  font-size: 14px;
  width: 100%;
}
.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--c-steel-2); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px var(--c-accent-4);
  background: #fff;
}
.field input::placeholder, .field textarea::placeholder { color: var(--c-text-dim); }
.field textarea { resize: vertical; min-height: 84px; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

/* 复选 */
.ck { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; cursor: pointer; user-select: none; }
.ck input { accent-color: var(--c-accent); }

/* 筛选 chip */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--c-line);
  background: #fff;
  color: var(--c-text);
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: all .15s;
}
.chip:hover { border-color: var(--c-ink); }
.chip.on {
  background: var(--c-ink);
  color: #fff;
  border-color: var(--c-ink);
}
.chip.on::before {
  content: "✓"; font-size: 10px; color: var(--c-accent);
}

/* =========================================================
   通用卡片 / 状态标签
   ========================================================= */
.card {
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 24px;
  border-radius: var(--r-1);
  transition: border-color .15s, box-shadow .15s, transform .15s;
}
.card-hover:hover {
  border-color: var(--c-ink);
  box-shadow: var(--sh-md);
  transform: translateY(-2px);
}
.card-accent { border-top: 3px solid var(--c-accent); }
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 14px; margin-bottom: 16px;
  border-bottom: 1px solid var(--c-line);
}
.card-head h3 { font-size: 15px; letter-spacing: 0.01em; }
.card-head .micro { font-family: var(--f-mono); font-size: 11px; color: var(--c-text-dim); }

/* 状态 pill */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--f-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  letter-spacing: 0.04em;
  border-radius: var(--r-pill);
  white-space: nowrap;
  border: 1px solid;
}
.pill::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}
.pill-green { color: var(--c-green); background: var(--c-green-bg); border-color: var(--c-green-bd); }
.pill-amber { color: var(--c-amber); background: var(--c-amber-bg); border-color: var(--c-amber-bd); }
.pill-red   { color: var(--c-red);   background: var(--c-red-bg);   border-color: var(--c-red-bd); }
.pill-blue  { color: var(--c-blue);  background: var(--c-blue-bg);  border-color: var(--c-blue-bd); }
.pill-gray  { color: var(--c-steel); background: var(--c-bg-3);     border-color: var(--c-line); }
.pill-ghost { color: var(--c-text-mute); background: transparent; border-color: var(--c-line); }

/* KPI 卡片 */
.kpi {
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--c-line);
  display: flex; flex-direction: column; gap: 6px;
  position: relative;
}
.kpi-label {
  font-size: 12px; color: var(--c-text-mute);
  letter-spacing: 0.02em;
  display: flex; align-items: center; gap: 6px;
}
.kpi-value {
  font-family: var(--f-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--c-ink);
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.kpi-delta {
  display: inline-flex; align-items: center; gap: 4px;
  font-family: var(--f-mono);
  font-size: 12px;
  font-weight: 600;
}
.kpi-delta.up { color: var(--c-green); }
.kpi-delta.down { color: var(--c-red); }
.kpi-delta.flat { color: var(--c-text-mute); }
.kpi-accent { border-top: 3px solid var(--c-accent); }

/* Sparkline (内联) */
.sparkline { display: inline-block; vertical-align: middle; }

/* =========================================================
   首页 · Hero
   ========================================================= */
.hero {
  position: relative;
  padding: 84px 0 96px;
  background:
    linear-gradient(180deg, #fff 0%, #F4F6F8 100%);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(15,30,46,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,30,46,.05) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 50%, transparent 100%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 50%, transparent 100%);
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute;
  right: -200px; top: -100px;
  width: 600px; height: 600px;
  background: radial-gradient(closest-side, rgba(232,119,34,.10), transparent 70%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 12px 6px 6px;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--r-pill);
  font-size: 12px;
  color: var(--c-text);
  box-shadow: var(--sh-xs);
}
.hero-tag .htag-chip {
  background: var(--c-ink);
  color: var(--c-accent-1);
  font-family: var(--f-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--r-pill);
  letter-spacing: 0.06em;
}
.hero-title {
  font-size: 52px;
  line-height: 1.1;
  margin: 18px 0 20px;
  letter-spacing: -0.02em;
}
.hero-title em { font-style: normal; color: var(--c-accent); }
.hero-sub {
  font-size: 17px;
  color: var(--c-text-mute);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.65;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--c-line);
  padding-top: 28px;
}
.hero-stats > div { display: flex; flex-direction: column; gap: 4px; }
.hero-stats strong {
  font-family: var(--f-mono);
  font-size: 30px;
  color: var(--c-ink);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.hero-stats span { font-size: 12px; color: var(--c-text-mute); letter-spacing: 0.02em; }

/* Hero 主视觉 · 仪表盘 */
.hero-dash {
  position: relative;
  background: #fff;
  border: 1px solid var(--c-line);
  box-shadow: var(--sh-lg);
  border-radius: var(--r-1);
  overflow: hidden;
}
.hero-dash::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-amber), var(--c-green));
}
.dash-top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg-1);
}
.dash-top .dt-tabs { display: flex; gap: 4px; }
.dash-top .dt-tab {
  font-family: var(--f-mono); font-size: 11px;
  padding: 4px 10px;
  color: var(--c-text-mute);
  letter-spacing: 0.05em;
}
.dash-top .dt-tab.on { background: var(--c-ink); color: #fff; }
.dash-top .dt-time {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--c-text-dim);
  display: inline-flex; align-items: center; gap: 6px;
}
.dash-top .dt-time::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--c-green);
  box-shadow: 0 0 0 3px rgba(46,139,87,.2);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: .45; }
}

.dash-kpis {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  border-bottom: 1px solid var(--c-line);
}
.dash-kpi {
  padding: 16px 18px;
  border-right: 1px solid var(--c-line);
}
.dash-kpi:last-child { border-right: none; }
.dash-kpi label { font-size: 11px; color: var(--c-text-mute); letter-spacing: 0.04em; }
.dash-kpi b {
  display: block;
  font-family: var(--f-mono);
  font-size: 24px;
  color: var(--c-ink);
  font-weight: 700;
  margin: 2px 0 4px;
}
.dash-kpi .mini-delta { font-family: var(--f-mono); font-size: 11px; }
.dash-kpi .mini-delta.up { color: var(--c-green); }
.dash-kpi .mini-delta.down { color: var(--c-red); }

.dash-chart {
  padding: 16px 18px;
  border-bottom: 1px solid var(--c-line);
}
.dash-chart .dc-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 10px;
}
.dash-chart .dc-head label { font-size: 12px; color: var(--c-text-mute); }
.dash-chart .dc-head .legend-row { display: flex; gap: 12px; font-family: var(--f-mono); font-size: 11px; }
.dash-chart .dc-head .legend-row span { display: inline-flex; align-items: center; gap: 6px; color: var(--c-text-mute); }
.dash-chart .dc-head .legend-row i { width: 10px; height: 2px; }

.dash-rows {
  padding: 8px 0;
}
.dash-row {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 14px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--c-line-3);
  font-size: 13px;
}
.dash-row:last-child { border-bottom: none; }
.dash-row .dr-pn { font-family: var(--f-mono); font-size: 11px; color: var(--c-text-dim); }
.dash-row .dr-name { color: var(--c-ink); font-weight: 600; }
.dash-row .dr-sub { font-size: 11px; color: var(--c-text-mute); margin-top: 1px; }
.dash-row .dr-bar { width: 100px; }
.bar {
  height: 6px; background: var(--c-bg-3); position: relative; border-radius: var(--r-pill); overflow: hidden;
}
.bar > i, .bar > span {
  position: absolute; left: 0; top: 0; bottom: 0;
  background: var(--c-green);
  border-radius: inherit;
}
.bar > i.warn, .bar > span.warn { background: var(--c-amber); }
.bar > i.danger, .bar > span.danger { background: var(--c-red); }
.bar > i.done, .bar > span.done { background: var(--c-gray); }
.bar > i.accent, .bar > span.accent { background: var(--c-accent); }

/* =========================================================
   首页 · 痛点
   ========================================================= */
.pain-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid rgba(255,255,255,.08);
}
.pain-item {
  padding: 32px 28px;
  border-right: 1px solid rgba(255,255,255,.08);
  position: relative;
}
.pain-item:last-child { border-right: none; }
.pain-no {
  font-family: var(--f-mono);
  color: var(--c-accent-1);
  font-size: 13px;
  letter-spacing: 0.12em;
  margin-bottom: 14px;
  font-weight: 700;
}
.pain-item h3 { color: #fff; font-size: 18px; margin-bottom: 10px; line-height: 1.4; }
.pain-item p { color: #A8B5C2; font-size: 13.5px; line-height: 1.7; }

/* =========================================================
   首页 · 三大功能
   ========================================================= */
.feature-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.feature-card {
  display: block;
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 32px;
  transition: all .2s ease;
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: ""; position: absolute;
  left: 0; right: 0; bottom: 0; height: 2px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.feature-card:hover {
  border-color: var(--c-ink);
  box-shadow: var(--sh-md);
  transform: translateY(-2px);
}
.feature-card:hover::after { transform: scaleX(1); }
.feature-card-accent { background: var(--c-ink); color: #C9D2DC; border-color: var(--c-ink); }
.feature-card-accent h3 { color: #fff; }
.feat-icon {
  width: 56px; height: 56px;
  border: 1px solid var(--c-ink);
  display: grid; place-items: center;
  color: var(--c-ink);
  margin-bottom: 22px;
  position: relative;
}
.feature-card-accent .feat-icon { border-color: var(--c-accent); color: var(--c-accent); }
.feat-no {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-text-dim);
  margin-bottom: 10px;
  font-weight: 600;
}
.feature-card-accent .feat-no { color: var(--c-accent-1); }
.feature-card h3 { font-size: 22px; margin-bottom: 12px; }
.feature-card p { color: var(--c-text-mute); margin-bottom: 24px; font-size: 14px; line-height: 1.7; }
.feature-card-accent p { color: #A8B5C2; }
.feat-link {
  color: var(--c-accent); font-size: 13px; font-weight: 700;
  font-family: var(--f-mono); letter-spacing: 0.04em;
  display: inline-flex; align-items: center; gap: 4px;
}
.feat-stats {
  display: flex; gap: 24px; margin: 16px 0 24px;
  padding: 14px 0;
  border-top: 1px dashed var(--c-line);
  border-bottom: 1px dashed var(--c-line);
}
.feature-card-accent .feat-stats { border-color: rgba(255,255,255,.12); }
.feat-stats > div { display: flex; flex-direction: column; gap: 2px; }
.feat-stats label { font-size: 10.5px; color: var(--c-text-dim); letter-spacing: 0.04em; }
.feat-stats b { font-family: var(--f-mono); font-size: 18px; color: var(--c-ink); }
.feature-card-accent .feat-stats b { color: #fff; }

/* =========================================================
   首页 · 两列服务对象
   ========================================================= */
.two-col {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start;
}
.two-col h2 { font-size: 28px; line-height: 1.3; margin-bottom: 16px; }
.two-col p { color: var(--c-text-mute); margin-bottom: 20px; }
.check-list { display: flex; flex-direction: column; gap: 12px; }
.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--c-text);
  font-size: 15px;
  line-height: 1.6;
}
.check-list li::before {
  content: ""; position: absolute;
  left: 0; top: 8px;
  width: 14px; height: 8px;
  border-left: 2px solid var(--c-accent);
  border-bottom: 2px solid var(--c-accent);
  transform: rotate(-45deg);
}

/* =========================================================
   首页 · 数据看板 Logo 区 + CTA
   ========================================================= */
.trust-bar {
  padding: 40px 0;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg-1);
}
.trust-grid {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 24px;
}
.trust-label { font-size: 12px; color: var(--c-text-mute); letter-spacing: 0.04em; }
.trust-logos { display: flex; gap: 36px; flex-wrap: wrap; align-items: center; }
.trust-logos .tl {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--c-text-dim);
  border: 1px dashed var(--c-line);
  padding: 6px 14px;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.cta-band {
  background: var(--c-ink-1);
  color: #fff;
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(700px 240px at 90% 50%, rgba(232,119,34,.22), transparent),
    linear-gradient(90deg, transparent 60%, rgba(232,119,34,.04) 100%);
}
.cta-band::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 32px 32px;
}
.cta-grid {
  position: relative;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: center;
}
.cta-band h2 { color: #fff; font-size: 30px; line-height: 1.25; margin-bottom: 10px; }
.cta-band p { color: #A8B5C2; }
.cta-actions { display: flex; gap: 12px; justify-content: flex-end; flex-wrap: wrap; }

/* =========================================================
   页脚
   ========================================================= */
.site-footer {
  background: #060F1A;
  color: #A8B5C2;
  padding: 72px 0 24px;
  font-size: 14px;
  position: relative;
}
.site-footer::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232,119,34,.5), transparent);
}
.foot-grid {
  display: grid; grid-template-columns: 2.2fr 1fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.foot-grid h4 {
  color: #fff; font-size: 12px;
  margin-bottom: 18px;
  text-transform: uppercase; letter-spacing: 0.12em;
  font-weight: 700;
}
.foot-grid a, .foot-grid span {
  display: block;
  color: #8FA0B2;
  padding: 5px 0;
  font-size: 13px;
  transition: color .12s;
}
.foot-grid a:hover { color: var(--c-accent-1); }
.foot-desc { color: #8FA0B2; margin-top: 14px; max-width: 320px; font-size: 13px; line-height: 1.7; }
.foot-cert {
  display: inline-flex; gap: 8px; margin-top: 16px; flex-wrap: wrap;
}
.foot-cert .fc {
  font-family: var(--f-mono); font-size: 10px;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border: 1px solid rgba(255,255,255,.12);
  color: #8FA0B2;
}
.foot-bottom {
  display: flex; justify-content: space-between;
  padding-top: 20px;
  font-size: 12px;
  color: #5F6C7B;
  flex-wrap: wrap; gap: 12px;
}
.foot-bottom a:hover { color: var(--c-accent-1); }

/* =========================================================
   通用页头（非首页）
   ========================================================= */
.page-head {
  background: linear-gradient(180deg, #fff 0%, #F4F6F8 100%);
  padding: 56px 0 48px;
  border-bottom: 1px solid var(--c-line);
  position: relative;
  overflow: hidden;
}
.page-head::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(15,30,46,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,30,46,.04) 1px, transparent 1px);
  background-size: 32px 32px;
  -webkit-mask-image: linear-gradient(180deg, #000 30%, transparent);
  mask-image: linear-gradient(180deg, #000 30%, transparent);
}
.page-head .container { position: relative; }
.page-head h1 { font-size: 40px; line-height: 1.18; margin: 10px 0 14px; max-width: 800px; letter-spacing: -0.02em; }
.page-head p { font-size: 16px; color: var(--c-text-mute); max-width: 760px; line-height: 1.65; }
.page-head .ph-meta {
  display: flex; gap: 20px; flex-wrap: wrap; margin-top: 22px;
  font-family: var(--f-mono); font-size: 12px; color: var(--c-text-mute);
}
.page-head .ph-meta b { color: var(--c-ink); font-weight: 700; margin-right: 6px; }

.crumbs {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--f-mono); font-size: 11px;
  color: var(--c-text-dim); letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.crumbs a:hover { color: var(--c-accent); }
.crumbs span { opacity: .5; }

/* =========================================================
   寿命记录页
   ========================================================= */
.toolbar {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
  margin-bottom: 20px;
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 20px 24px;
}
.tb-stats { display: grid; grid-template-columns: repeat(4, auto); gap: 36px; flex-wrap: wrap; }
.tb-stats label { display: block; font-size: 11px; color: var(--c-text-mute); margin-bottom: 4px; letter-spacing: 0.04em; text-transform: uppercase; font-weight: 600; }
.tb-stats b { font-family: var(--f-mono); font-size: 22px; color: var(--c-ink); font-weight: 700; }
.tb-stats b.warn { color: var(--c-amber); }
.tb-stats b.danger { color: var(--c-red); }
.tb-stats .tb-tr { font-family: var(--f-mono); font-size: 11px; color: var(--c-green); margin-left: 6px; }
.tb-actions { display: flex; gap: 8px; }

.filter-bar {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr auto;
  gap: 14px;
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 18px 24px;
  margin-bottom: 16px;
  align-items: end;
}
.filter-bar .field-end { align-self: end; }
.filter-bar input,
.filter-bar select { font-size: 13px; padding: 9px 11px; }

.chip-row {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 16px;
}

/* Data table */
.table-wrap {
  background: #fff;
  border: 1px solid var(--c-line);
  overflow-x: auto;
  position: relative;
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.data-table thead {
  background: var(--c-bg-2);
  border-bottom: 2px solid var(--c-ink);
  position: sticky; top: 0;
}
.data-table th {
  text-align: left;
  padding: 13px 16px;
  font-size: 11px;
  font-weight: 700;
  color: var(--c-ink);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
  border-bottom: 1px solid var(--c-line);
}
.data-table th.sortable { cursor: pointer; user-select: none; }
.data-table th.sortable:hover { color: var(--c-accent); }
.data-table th.sortable::after {
  content: "↕"; opacity: .35; margin-left: 6px; font-size: 10px;
}
.data-table th.sortable.asc::after { content: "↑"; opacity: 1; color: var(--c-accent); }
.data-table th.sortable.desc::after { content: "↓"; opacity: 1; color: var(--c-accent); }
.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--c-line-3);
  vertical-align: middle;
}
.data-table tbody tr { transition: background .12s; }
.data-table tbody tr:hover td { background: var(--c-bg-1); }
.data-table tbody tr.row-selected td { background: var(--c-accent-3); }
.data-table .pn { font-family: var(--f-mono); color: var(--c-text-dim); font-size: 11.5px; letter-spacing: 0.02em; }
.data-table .name { font-weight: 600; color: var(--c-ink); }
.t-right { text-align: right; }
.t-center { text-align: center; }
.usage {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--f-mono); font-size: 12.5px;
  min-width: 160px;
}
.usage .ubar { flex: 1; max-width: 110px; height: 6px; background: var(--c-bg-3); position: relative; border-radius: var(--r-pill); overflow: hidden; }
.usage .ubar i { position: absolute; left: 0; top: 0; bottom: 0; background: var(--c-green); border-radius: inherit; }
.usage .ubar i.warn { background: var(--c-amber); }
.usage .ubar i.danger { background: var(--c-red); }
.usage .ubar i.done { background: var(--c-gray); }
.usage b { color: var(--c-ink); font-weight: 600; min-width: 36px; text-align: right; }

.spark-cell { display: inline-flex; align-items: center; }
.spark-cell svg { height: 22px; width: 64px; }

.table-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 0;
  font-size: 13px; color: var(--c-text-mute);
  flex-wrap: wrap; gap: 12px;
}
.legend { display: flex; gap: 18px; align-items: center; font-size: 12px; }
.dot { display: inline-block; width: 9px; height: 9px; margin-right: 6px; vertical-align: middle; border-radius: 50%; }
.dot-green { background: var(--c-green); }
.dot-amber { background: var(--c-amber); }
.dot-red { background: var(--c-red); }
.dot-gray { background: var(--c-gray); }
.empty { padding: 56px; text-align: center; color: var(--c-text-mute); font-size: 14px; }
.empty b { display: block; color: var(--c-ink); margin-bottom: 6px; font-size: 16px; }

/* 二维码区 */
.qr-section { align-items: center; }
.qr-demo { display: flex; justify-content: center; }
.qr-card {
  width: 320px;
  background: #fff;
  border: 1px solid var(--c-line);
  border-top: 4px solid var(--c-accent);
  padding: 28px;
  text-align: center;
  box-shadow: var(--sh-md);
}
.qr-img { display: flex; justify-content: center; margin-bottom: 20px; padding: 12px; background: #fff; border: 1px solid var(--c-line); }
.qr-meta { display: flex; flex-direction: column; gap: 6px; text-align: left; padding-top: 16px; border-top: 1px dashed var(--c-line); }
.qr-meta > div { display: flex; justify-content: space-between; align-items: center; font-size: 13px; }
.qr-meta label { color: var(--c-text-mute); font-size: 12px; }
.qr-meta b { font-family: var(--f-mono); color: var(--c-ink); }
.qr-foot { margin-top: 14px; font-size: 11px; color: var(--c-text-dim); font-family: var(--f-mono); }
.hint {
  background: var(--c-amber-bg);
  border: 1px solid var(--c-amber-bd);
  border-left: 3px solid var(--c-amber);
  padding: 12px 16px;
  font-size: 13px;
  color: #6B5320;
  margin-top: 20px;
  line-height: 1.6;
}

/* =========================================================
   Modal
   ========================================================= */
.modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 16px; }
.modal[hidden] { display: none; }
.modal-mask {
  position: absolute; inset: 0;
  background: rgba(10,22,34,.66);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.modal-panel {
  position: relative;
  width: min(820px, 100%);
  max-height: 88vh; overflow-y: auto;
  background: #fff;
  border-top: 3px solid var(--c-accent);
  padding: 32px;
  box-shadow: var(--sh-xl);
  animation: modal-in .2s ease-out;
}
@keyframes modal-in {
  from { transform: translateY(8px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.modal-close {
  position: absolute; top: 12px; right: 12px;
  width: 32px; height: 32px;
  background: transparent; border: none;
  font-size: 22px; color: var(--c-text-mute);
  display: grid; place-items: center;
  border-radius: var(--r-1);
  transition: all .12s;
}
.modal-close:hover { color: var(--c-ink); background: var(--c-bg-2); }
.modal-body h3 { font-size: 22px; margin-bottom: 16px; }

/* Tabs */
.tabs {
  display: flex; gap: 0;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: 20px;
}
.tab {
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text-mute);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
  transition: color .12s;
  letter-spacing: 0.01em;
}
.tab:hover { color: var(--c-ink); }
.tab.on { color: var(--c-ink); border-bottom-color: var(--c-accent); }

/* 时间线 */
.timeline {
  border-left: 2px solid var(--c-line);
  padding-left: 24px;
  margin-top: 4px;
}
.tl-item { position: relative; margin-bottom: 18px; }
.tl-item::before {
  content: ""; position: absolute; left: -29px; top: 6px;
  width: 10px; height: 10px;
  background: var(--c-accent);
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px var(--c-accent);
  border-radius: 50%;
}
.tl-item.tl-done::before { background: var(--c-green); box-shadow: 0 0 0 1px var(--c-green); }
.tl-item.tl-warn::before { background: var(--c-amber); box-shadow: 0 0 0 1px var(--c-amber); }
.tl-item.tl-danger::before { background: var(--c-red); box-shadow: 0 0 0 1px var(--c-red); }
.tl-time { font-family: var(--f-mono); font-size: 12px; color: var(--c-text-mute); }
.tl-title { font-weight: 600; color: var(--c-ink); margin: 2px 0; font-size: 14px; }
.tl-desc { font-size: 13px; color: var(--c-text-mute); line-height: 1.6; }

.detail-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px 32px;
  padding: 18px; background: var(--c-bg-2);
  border: 1px solid var(--c-line);
}
.detail-grid label { font-size: 11px; color: var(--c-text-mute); display: block; margin-bottom: 3px; letter-spacing: 0.02em; }
.detail-grid b { font-family: var(--f-mono); color: var(--c-ink); font-size: 13px; font-weight: 600; }

.step-list {
  counter-reset: step;
  display: flex; flex-direction: column; gap: 14px;
  padding: 16px 0;
}
.step-list li {
  position: relative;
  padding-left: 44px;
  counter-increment: step;
  line-height: 1.65;
}
.step-list li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: -2px;
  width: 32px; height: 32px;
  background: var(--c-ink); color: var(--c-accent);
  font-family: var(--f-mono); font-weight: 700;
  display: grid; place-items: center; font-size: 12px;
}

/* =========================================================
   TCO 分析页
   ========================================================= */
.tco-grid {
  display: grid; grid-template-columns: 1fr 0.95fr 1fr;
  gap: 16px;
}
.tco-card {
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 24px;
  display: flex; flex-direction: column;
}
.tco-card-mid {
  background: var(--c-ink-1);
  color: #C9D2DC;
  border-color: var(--c-ink-1);
  position: relative;
}
.tco-card-mid::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--c-accent);
}
.tco-card-mid .field label { color: #A8B5C2; }
.tco-card-mid .field-hint { color: #8FA0B2; }
.tco-card-mid .field input { background: #14202F; border-color: #2B3C4D; color: #fff; }
.tco-card-mid .field input:focus { border-color: var(--c-accent); box-shadow: 0 0 0 3px rgba(232,119,34,.2); }
.tco-card-mid h3 { color: #fff; }

.tco-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; padding-bottom: 14px; border-bottom: 1px solid var(--c-line); }
.tco-card-mid .tco-card-head { border-bottom-color: rgba(255,255,255,.1); }
.tco-card-head h3 { font-size: 16px; }

.tco-tag {
  font-family: var(--f-mono);
  font-size: 11px; font-weight: 700;
  padding: 4px 10px;
  letter-spacing: 0.06em;
  border-radius: var(--r-pill);
}
.tco-tag-a { background: var(--c-bg-2); color: var(--c-ink); border: 1px solid var(--c-line); }
.tco-tag-b { background: var(--c-accent-4); color: var(--c-accent); border: 1px solid var(--c-accent); }
.tco-tag-c { background: rgba(255,255,255,.08); color: var(--c-accent-1); border: 1px solid var(--c-accent); }

.form { display: flex; flex-direction: column; gap: 14px; }

/* 结果区 */
.result-wrap { margin-top: 40px; }
.result-head {
  display: flex; align-items: end; justify-content: space-between;
  margin-bottom: 20px; flex-wrap: wrap; gap: 12px;
}
.result-head h2 { font-size: 26px; }

/* 顶部对比 banner */
.verdict-banner {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 0;
  background: linear-gradient(135deg, var(--c-ink-1) 0%, var(--c-ink) 60%, var(--c-ink-2) 100%);
  color: #fff;
  padding: 0;
  border: 1px solid var(--c-ink-1);
  position: relative;
  overflow: hidden;
  margin-bottom: 20px;
}
.verdict-banner::before {
  content: ""; position: absolute;
  right: -120px; top: -80px;
  width: 360px; height: 360px;
  background: radial-gradient(closest-side, rgba(232,119,34,.25), transparent 70%);
}
.vb-left {
  padding: 28px 32px;
  position: relative;
  display: flex; flex-direction: column; gap: 8px;
}
.vb-left label {
  font-size: 12px; color: #A8B5C2;
  letter-spacing: 0.04em; text-transform: uppercase;
}
.vb-headline {
  font-size: 36px;
  font-family: var(--f-mono);
  font-weight: 700;
  color: var(--c-accent-1);
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.vb-headline.flat { color: #fff; }
.vb-headline.bad { color: #FF8A7A; }
.vb-sub { color: #A8B5C2; font-size: 14px; line-height: 1.55; max-width: 480px; }
.vb-tags { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.vb-tags .vbt {
  font-family: var(--f-mono); font-size: 11px;
  padding: 3px 8px;
  background: rgba(255,255,255,.08);
  color: #C9D2DC;
  letter-spacing: 0.04em;
  border-radius: var(--r-pill);
}

.vb-right {
  padding: 28px 32px;
  border-left: 1px solid rgba(255,255,255,.08);
  position: relative;
  display: flex; flex-direction: column; gap: 14px;
}
.vb-metric { display: flex; justify-content: space-between; align-items: baseline; }
.vb-metric label { font-size: 12px; color: #A8B5C2; }
.vb-metric b { font-family: var(--f-mono); font-size: 18px; color: #fff; }

/* 双柱图 */
.tco-chart {
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 24px;
}
.tcc-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px;
}
.tcc-head h3 { font-size: 15px; }
.tcc-legend { display: flex; gap: 16px; font-family: var(--f-mono); font-size: 11px; color: var(--c-text-mute); }
.tcc-legend i { display: inline-block; width: 12px; height: 8px; margin-right: 6px; vertical-align: middle; }
.tcc-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px;
}
.tcc-col label { font-size: 12px; color: var(--c-text-mute); margin-bottom: 8px; display: block; }
.tcc-col .tcc-total {
  font-family: var(--f-mono);
  font-size: 26px; color: var(--c-ink);
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}
.tcc-col.b .tcc-total { color: var(--c-accent); }
.tcc-stack {
  display: flex; height: 16px; border-radius: var(--r-1); overflow: hidden;
  border: 1px solid var(--c-line);
  margin-bottom: 12px;
}
.tcc-stack > span { display: block; height: 100%; }
.tcc-rows { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; }
.tcc-rows li { display: flex; align-items: center; gap: 8px; }
.tcc-rows li i { width: 10px; height: 10px; flex-shrink: 0; }
.tcc-rows li span { color: var(--c-text-mute); flex: 1; }
.tcc-rows li b { font-family: var(--f-mono); color: var(--c-ink); }

/* 颜色映射 */
.c-buy { background: #5E7C9C; }
.c-plan { background: #9CB0C5; }
.c-unplan { background: var(--c-red); }
.c-labor { background: #C8881B; }

/* 结果三卡 */
.result-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px;
}
.result-card {
  padding: 24px;
  background: #fff;
  border: 1px solid var(--c-line);
}
.result-b { border-top: 3px solid var(--c-accent); background: linear-gradient(180deg, rgba(232,119,34,.04), transparent 60%); }
.result-a { border-top: 3px solid var(--c-steel); }
.rc-tag {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--c-text-mute);
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.rc-tag span { color: var(--c-ink); font-weight: 700; }
.rc-total label { display: block; font-size: 12px; color: var(--c-text-mute); margin-bottom: 4px; }
.rc-total b {
  display: block; font-family: var(--f-mono);
  font-size: 30px; color: var(--c-ink);
  font-weight: 700; letter-spacing: -0.02em;
}
.result-b .rc-total b { color: var(--c-accent); }
.rc-list {
  margin-top: 18px; padding-top: 14px;
  border-top: 1px dashed var(--c-line);
  display: flex; flex-direction: column; gap: 8px;
}
.rc-list li { display: flex; justify-content: space-between; font-size: 13px; color: var(--c-text-mute); }
.rc-list li b { font-family: var(--f-mono); color: var(--c-ink); font-weight: 600; }
.rc-foot {
  margin-top: 16px; padding-top: 12px;
  border-top: 1px solid var(--c-line);
  font-size: 12px; color: var(--c-text-mute);
  display: flex; justify-content: space-between; align-items: center;
}
.rc-foot b { font-family: var(--f-mono); color: var(--c-ink); font-size: 15px; }
.result-b .rc-foot b { color: var(--c-accent); }

.result-mid {
  background: var(--c-ink-1);
  color: #fff;
  padding: 24px;
  display: flex; flex-direction: column; gap: 16px;
  position: relative;
}
.result-mid::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--c-accent);
}
.result-mid .rm-head { font-family: var(--f-mono); font-size: 11px; color: var(--c-accent-1); letter-spacing: 0.08em; }
.vd-saving { padding: 10px 0; }
.vd-saving label { display: block; font-size: 12px; color: #A8B5C2; margin-bottom: 4px; }
.vd-saving b { display: block; font-family: var(--f-mono); font-size: 32px; color: var(--c-accent-1); font-weight: 700; letter-spacing: -0.02em; }
.vd-saving span { display: block; font-size: 12px; color: #A8B5C2; margin-top: 6px; }
.vd-payback {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 14px;
}
.vd-payback label { display: block; font-size: 12px; color: #A8B5C2; margin-bottom: 4px; }
.vd-payback b { font-family: var(--f-mono); font-size: 18px; color: #fff; }

/* 风险面板 */
.risk-panel {
  background: var(--c-amber-bg);
  border: 1px solid var(--c-amber-bd);
  border-left: 4px solid var(--c-amber);
  padding: 24px 28px;
  margin-top: 24px;
}
.risk-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.risk-icon {
  width: 28px; height: 28px;
  background: var(--c-amber); color: #fff;
  display: grid; place-items: center;
  font-family: var(--f-mono); font-weight: 700;
  border-radius: var(--r-1);
}
.risk-head h3 { color: #6B5320; font-size: 16px; }
.risk-list { color: #6B5320; font-size: 13px; line-height: 1.7; }
.risk-list li { position: relative; padding-left: 18px; padding-bottom: 4px; }
.risk-list li::before { content: "▸"; position: absolute; left: 0; color: var(--c-amber); }

/* 公式区 */
.formula-col .formula {
  background: var(--c-ink-1);
  color: #C9D2DC;
  padding: 28px;
  font-family: var(--f-mono);
  border-top: 3px solid var(--c-accent);
}
.f-line {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(255,255,255,.08);
  font-size: 13px;
}
.f-line:last-child { border-bottom: none; }
.f-line span { color: #8FA0B2; }
.f-line i { font-style: normal; color: #fff; }
.f-line.f-total { font-weight: 700; font-size: 15px; padding-top: 14px; margin-top: 8px; border-top: 1px solid var(--c-accent); }
.f-line.f-total span { color: var(--c-accent); }
.f-line.f-total i { color: var(--c-accent); }

/* =========================================================
   补货提醒页（新）
   ========================================================= */
.replenish-kpis {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-bottom: 24px;
}
.alert-list { background: #fff; border: 1px solid var(--c-line); }
.alert-row {
  display: grid;
  grid-template-columns: auto 2fr 1.4fr 1.2fr 1fr auto;
  gap: 18px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--c-line-3);
  align-items: center;
  font-size: 13.5px;
  transition: background .12s;
}
.alert-row:hover { background: var(--c-bg-1); }
.alert-row:last-child { border-bottom: none; }
.alert-sev {
  width: 4px; height: 48px; border-radius: 2px;
  background: var(--c-green);
}
.alert-sev.warn { background: var(--c-amber); }
.alert-sev.danger { background: var(--c-red); }
.alert-name b { display: block; color: var(--c-ink); font-weight: 600; font-size: 14px; }
.alert-name .pn { display: block; font-family: var(--f-mono); font-size: 11px; color: var(--c-text-dim); margin-top: 2px; }
.alert-meta { display: flex; flex-direction: column; gap: 2px; }
.alert-meta label { font-size: 11px; color: var(--c-text-mute); }
.alert-meta b { font-family: var(--f-mono); font-size: 13px; color: var(--c-ink); }
.alert-meta b.danger { color: var(--c-red); }
.alert-meta b.warn { color: var(--c-amber); }
.alert-agent { display: flex; align-items: center; gap: 10px; }
.agent-avatar {
  width: 32px; height: 32px;
  background: var(--c-ink); color: var(--c-accent-1);
  display: grid; place-items: center;
  font-family: var(--f-mono); font-size: 12px; font-weight: 700;
  border-radius: 50%;
}

.flow-timeline {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 0;
  margin-top: 24px;
}
.flow-step {
  padding: 24px;
  border-right: 1px solid var(--c-line);
  position: relative;
}
.flow-step:last-child { border-right: none; }
.flow-step::after {
  content: "▶"; position: absolute;
  right: -8px; top: 50%; transform: translateY(-50%);
  background: #fff;
  color: var(--c-text-dim);
  font-size: 10px;
  z-index: 1;
  padding: 4px 2px;
}
.flow-step:last-child::after { display: none; }
.flow-step.done { background: var(--c-green-bg); }
.flow-step.done h4 { color: var(--c-green); }
.flow-step.active { background: var(--c-accent-3); }
.flow-step.active h4 { color: var(--c-accent); }
.flow-step h4 { font-size: 12px; letter-spacing: 0.08em; font-family: var(--f-mono); font-weight: 700; margin-bottom: 6px; text-transform: uppercase; }
.flow-step b { display: block; font-size: 14px; color: var(--c-ink); margin-bottom: 2px; }
.flow-step span { font-size: 12px; color: var(--c-text-mute); font-family: var(--f-mono); }

/* 协同图 · 角色卡 */
.role-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.role-card {
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 24px;
  border-top: 3px solid var(--c-accent);
  position: relative;
}
.role-icon {
  width: 40px; height: 40px;
  background: var(--c-ink); color: var(--c-accent-1);
  display: grid; place-items: center;
  font-family: var(--f-mono); font-weight: 700;
  margin-bottom: 14px;
  font-size: 13px;
}
.role-card h4 { font-size: 16px; margin-bottom: 8px; }
.role-card p { font-size: 13px; color: var(--c-text-mute); line-height: 1.7; }
.role-card ul { margin-top: 12px; display: flex; flex-direction: column; gap: 6px; }
.role-card li { font-size: 13px; color: var(--c-text); padding-left: 18px; position: relative; }
.role-card li::before { content: "▸"; position: absolute; left: 0; color: var(--c-accent); }

/* =========================================================
   样板案例页（新）
   ========================================================= */
.cases-filter {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 24px;
  padding: 16px 20px;
  background: #fff;
  border: 1px solid var(--c-line);
  align-items: center;
}
.cases-filter label { font-size: 12px; color: var(--c-text-mute); margin-right: 8px; font-weight: 600; }

.case-hero {
  background: var(--c-ink-1);
  color: #fff;
  padding: 0;
  display: grid; grid-template-columns: 1.3fr 1fr;
  border: 1px solid var(--c-ink-1);
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}
.case-hero::before {
  content: ""; position: absolute;
  right: -100px; top: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(closest-side, rgba(232,119,34,.22), transparent 70%);
}
.ch-left { padding: 40px 44px; position: relative; }
.ch-tag {
  display: inline-flex; gap: 8px; margin-bottom: 18px;
  font-family: var(--f-mono); font-size: 11px;
  color: var(--c-accent-1); letter-spacing: 0.1em;
  font-weight: 700;
}
.ch-tag .ch-dot { width: 8px; height: 8px; background: var(--c-accent); border-radius: 50%; align-self: center; }
.ch-left h2 { color: #fff; font-size: 30px; line-height: 1.25; margin-bottom: 14px; max-width: 540px; }
.ch-left p { color: #C9D2DC; font-size: 14.5px; line-height: 1.75; margin-bottom: 20px; max-width: 540px; }
.ch-quote {
  border-left: 3px solid var(--c-accent);
  padding: 8px 16px;
  font-style: italic;
  color: #E8ECEF;
  font-size: 14px;
  margin: 18px 0 14px;
  background: rgba(255,255,255,.02);
}
.ch-quote cite { display: block; font-style: normal; font-size: 12px; color: #A8B5C2; margin-top: 6px; font-family: var(--f-mono); }
.ch-right { padding: 40px 44px; border-left: 1px solid rgba(255,255,255,.08); display: flex; flex-direction: column; gap: 20px; position: relative; }
.ch-metric { display: flex; flex-direction: column; gap: 4px; }
.ch-metric label { font-size: 11px; color: #8FA0B2; letter-spacing: 0.06em; text-transform: uppercase; }
.ch-metric b { font-family: var(--f-mono); font-size: 30px; color: var(--c-accent-1); font-weight: 700; letter-spacing: -0.02em; }
.ch-metric span { font-size: 12px; color: #A8B5C2; }

.case-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}
.case-card {
  background: #fff;
  border: 1px solid var(--c-line);
  display: flex; flex-direction: column;
  transition: all .2s;
  overflow: hidden;
}
.case-card:hover { border-color: var(--c-ink); box-shadow: var(--sh-md); transform: translateY(-2px); }
.cc-head {
  padding: 22px 24px 16px;
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg-1);
}
.cc-industry {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--c-accent); letter-spacing: 0.08em;
  font-weight: 700; margin-bottom: 6px;
}
.cc-head h3 { font-size: 18px; line-height: 1.4; }
.cc-head .cc-co { font-size: 12px; color: var(--c-text-mute); margin-top: 4px; }
.cc-body { padding: 22px 24px; flex: 1; display: flex; flex-direction: column; gap: 14px; }
.cc-row { display: flex; flex-direction: column; gap: 4px; }
.cc-row label { font-size: 11px; color: var(--c-text-mute); letter-spacing: 0.04em; text-transform: uppercase; font-weight: 600; }
.cc-row p { font-size: 13.5px; color: var(--c-text); line-height: 1.65; }
.cc-foot {
  padding: 16px 24px;
  border-top: 1px dashed var(--c-line);
  display: flex; justify-content: space-between; gap: 12px;
}
.cc-foot .ccf-metric { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.cc-foot label { font-size: 11px; color: var(--c-text-mute); }
.cc-foot b { font-family: var(--f-mono); font-size: 18px; color: var(--c-accent); font-weight: 700; }

/* =========================================================
   合作方式页（已存在 · 微调）
   ========================================================= */
.profile-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.profile-card {
  background: #fff; border: 1px solid var(--c-line); padding: 22px;
  border-top: 3px solid var(--c-accent);
}
.pc-ic { font-family: var(--f-mono); font-size: 30px; color: var(--c-ink); font-weight: 700; margin-bottom: 6px; letter-spacing: -0.02em; }
.profile-card h4 { font-size: 14.5px; margin-bottom: 6px; }
.profile-card p { font-size: 12.5px; color: var(--c-text-mute); }

/* 不做什么 */
.dont-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid rgba(255,255,255,.08);
}
.dont-item {
  padding: 28px;
  border-right: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.dont-item:nth-child(3n) { border-right: none; }
.dont-item:nth-last-child(-n+3) { border-bottom: none; }
.dont-x {
  width: 32px; height: 32px;
  background: rgba(232,119,34,.15);
  color: var(--c-accent-1);
  display: grid; place-items: center;
  font-weight: 700; margin-bottom: 14px; font-size: 18px;
  border-radius: var(--r-1);
}
.dont-item h3 { color: #fff; font-size: 17px; margin-bottom: 8px; }
.dont-item p { color: #A8B5C2; font-size: 13.5px; line-height: 1.7; }

/* 合作三步法 */
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step-card {
  background: #fff; border: 1px solid var(--c-line); padding: 28px;
  border-top: 3px solid var(--c-ink);
}
.step-card-mid { border-top-color: var(--c-accent); background: linear-gradient(180deg, rgba(232,119,34,.04), transparent 60%); }
.step-no { font-family: var(--f-mono); font-size: 11px; color: var(--c-accent); letter-spacing: 0.12em; font-weight: 700; }
.step-time { display: inline-block; margin-top: 4px; font-family: var(--f-mono); font-size: 11px; color: var(--c-text-mute); background: var(--c-bg-2); padding: 2px 8px; margin-bottom: 12px; }
.step-card h3 { font-size: 20px; margin-bottom: 10px; }
.step-card p { color: var(--c-text-mute); font-size: 13.5px; margin-bottom: 12px; line-height: 1.7; }
.step-card ul { display: flex; flex-direction: column; gap: 8px; font-size: 13px; color: var(--c-text); }
.step-card ul li { position: relative; padding-left: 18px; line-height: 1.6; }
.step-card ul li::before { content: "▸"; position: absolute; left: 0; color: var(--c-accent); }
.step-out { margin-top: 18px; padding: 12px 14px; background: var(--c-bg-2); border-left: 3px solid var(--c-accent); }
.step-out label { display: block; font-size: 11px; color: var(--c-text-mute); letter-spacing: 0.05em; margin-bottom: 2px; }
.step-out b { color: var(--c-ink); font-size: 13px; }

/* 联系表单 */
.contact-section { align-items: start; }
.contact-info {
  margin-top: 24px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px;
  padding: 20px; background: var(--c-bg-2);
  border-left: 3px solid var(--c-accent);
}
.contact-info > div { display: flex; flex-direction: column; gap: 2px; }
.contact-info label { font-size: 11px; color: var(--c-text-mute); }
.contact-info b { font-family: var(--f-mono); color: var(--c-ink); font-size: 13.5px; }
.contact-form {
  background: #fff;
  border: 1px solid var(--c-line);
  border-top: 3px solid var(--c-accent);
  padding: 28px;
  display: flex; flex-direction: column; gap: 16px;
}
.checks { display: flex; flex-wrap: wrap; gap: 16px; }
.form-success {
  background: var(--c-green-bg);
  border: 1px solid var(--c-green-bd);
  border-left: 3px solid var(--c-green);
  padding: 14px 16px;
  color: #1E5832; font-size: 13.5px;
}
.form-error {
  background: var(--c-red-bg, #FDECEA);
  border: 1px solid var(--c-red-bd, #F5C6C0);
  border-left: 3px solid var(--c-red, #C0392B);
  padding: 14px 16px;
  color: #8E2A1E; font-size: 13.5px;
}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width: 1180px) {
  .site-nav a { padding: 8px 10px; font-size: 13px; }
  .foot-grid { grid-template-columns: 1.6fr 1fr 1fr 1fr; }
  .foot-grid > div:nth-child(5) { display: none; }
}

@media (max-width: 1080px) {
  .feature-grid { grid-template-columns: 1fr; }
  .tco-grid { grid-template-columns: 1fr; }
  .result-grid { grid-template-columns: 1fr; }
  .step-grid { grid-template-columns: 1fr; }
  .dont-grid { grid-template-columns: 1fr 1fr; }
  .dont-item:nth-child(3n) { border-right: 1px solid rgba(255,255,255,.08); }
  .dont-item:nth-child(2n) { border-right: none; }
  .pain-grid { grid-template-columns: 1fr 1fr; }
  .pain-item:nth-child(2n) { border-right: none; }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .role-grid { grid-template-columns: 1fr; }
  .replenish-kpis { grid-template-columns: 1fr 1fr; }
  .case-hero { grid-template-columns: 1fr; }
  .ch-right { border-left: none; border-top: 1px solid rgba(255,255,255,.08); flex-direction: row; flex-wrap: wrap; }
  .ch-metric { flex: 1; min-width: 140px; }
  .verdict-banner { grid-template-columns: 1fr; }
  .vb-right { border-left: none; border-top: 1px solid rgba(255,255,255,.08); }
  .tcc-grid { grid-template-columns: 1fr; }
  .flow-timeline { grid-template-columns: 1fr 1fr; }
  .flow-step:nth-child(2n) { border-right: none; }
}

@media (max-width: 820px) {
  .container { padding: 0 20px; }
  .section { padding: 60px 0; }
  .hero { padding: 48px 0 64px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-title { font-size: 34px; }
  .hero-stats { gap: 12px; }
  .hero-stats strong { font-size: 22px; }
  .two-col { grid-template-columns: 1fr; gap: 32px; }
  .cta-grid { grid-template-columns: 1fr; gap: 20px; }
  .cta-actions { justify-content: flex-start; }
  .section-head h2 { font-size: 24px; }
  .page-head { padding: 40px 0 32px; }
  .page-head h1 { font-size: 28px; }
  .site-nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: #fff; flex-direction: column; gap: 0; border-bottom: 1px solid var(--c-line); padding: 8px 20px; box-shadow: var(--sh-md); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px 0; border-bottom: 1px solid var(--c-line-3); width: 100%; }
  .site-nav a.active::after { display: none; }
  .nav-meta { display: none; }
  .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; margin-left: auto; }
  .filter-bar { grid-template-columns: 1fr 1fr; }
  .filter-bar .field-end { grid-column: 1 / -1; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .tb-stats { grid-template-columns: 1fr 1fr; gap: 16px; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .foot-bottom { flex-direction: column; gap: 6px; }
  .pain-grid { grid-template-columns: 1fr; }
  .pain-item { border-right: none !important; border-bottom: 1px solid rgba(255,255,255,.08); }
  .dont-grid { grid-template-columns: 1fr; }
  .dont-item { border-right: none !important; }
  .profile-grid { grid-template-columns: 1fr; }
  .row-2 { grid-template-columns: 1fr; }
  .data-table th, .data-table td { padding: 10px 12px; font-size: 13px; }
  .case-grid { grid-template-columns: 1fr; }
  .replenish-kpis { grid-template-columns: 1fr 1fr; }
  .alert-row { grid-template-columns: auto 1fr; gap: 12px; padding: 14px 16px; }
  .alert-row > *:nth-child(n+3):not(:last-child) { grid-column: 2; }
  .flow-timeline { grid-template-columns: 1fr; }
  .flow-step { border-right: none; border-bottom: 1px solid var(--c-line); }
  .flow-step::after { display: none; }
  .ch-left, .ch-right { padding: 28px 24px; }
  .ch-left h2 { font-size: 22px; }
}