/* ============================================================
   引潮网络 · 设计系统 V3「深潮」
   Deep Navy × Brushed Gold — B2B Tech Services Design System
   ------------------------------------------------------------
   Pattern  : Hero-Centric + Trust Bar + Service Matrix
   Style    : Modern Professional (Swiss × Soft UI Evolution)
   Contrast : 正文 ≥ 4.5:1 · 大字号 ≥ 3:1 · 组件 ≥ 3:1
   Motion   : CSS-only · 尊重 prefers-reduced-motion
   ============================================================ */

/* ---------- 1. Design Tokens ---------- */
:root {
  /* brand */
  --navy-950: #071A33;
  --navy-900: #0B2545;
  --navy-800: #102F56;
  --navy-700: #16407A;
  --steel-400: #9FB6D1;
  --steel-300: #B9CBDF;
  --gold-500: #E8A33D;
  --gold-400: #F2B455;
  --gold-600: #C9861F;

  /* neutrals */
  --ink-900: #17263B;   /* 正文主色 14.8:1 */
  --ink-600: #46586F;   /* 正文次色 7.2:1 */
  --ink-400: #7C8BA0;   /* 辅助说明（仅大字号） */
  --line-200: #E3E9F1;
  --line-100: #EEF2F8;
  --bg-50: #F5F8FC;
  --bg-100: #ECF1F8;
  --white: #FFFFFF;

  /* semantic */
  --ok: #1B8A4B;
  --warn: #C77414;
  --err: #C93A3A;

  /* type */
  --font: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI",
          "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;

  /* shadow */
  --sh-sm: 0 1px 2px rgba(11,37,69,.05), 0 1px 3px rgba(11,37,69,.07);
  --sh-md: 0 6px 18px rgba(11,37,69,.09), 0 2px 5px rgba(11,37,69,.05);
  --sh-lg: 0 18px 44px rgba(11,37,69,.16), 0 6px 12px rgba(11,37,69,.07);
  --sh-gold: 0 10px 26px rgba(232,163,61,.38);

  /* radius */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;

  /* motion */
  --ease: cubic-bezier(.22,.61,.36,1);
  --dur: .28s;

  /* layout */
  --wrap: 1180px;
}

/* ---------- 2. Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--navy-700); text-decoration: none; transition: color var(--dur) var(--ease); }
a:hover { color: var(--gold-600); }
h1, h2, h3, h4 {
  margin: 0 0 .5em;
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--navy-900);
  text-wrap: balance;
}
p { margin: 0 0 1em; }
strong { color: inherit; }
::selection { background: rgba(232,163,61,.32); }

/* 焦点态——移除默认前先给替代样式 */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid var(--gold-500);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- 3. Layout ---------- */
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section-white { background: var(--white); }
.section-ink {
  background:
    radial-gradient(52% 88% at 82% 12%, rgba(232,163,61,.14) 0%, transparent 60%),
    radial-gradient(46% 72% at 8% 92%, rgba(29,78,137,.5) 0%, transparent 65%),
    linear-gradient(158deg, var(--navy-950), var(--navy-900) 58%, #0E2C55);
  color: #DCE6F4;
}
.section-ink h2 { color: var(--white); }
.section-ink p { color: var(--steel-300); }

.section-head { max-width: 720px; margin: 0 auto 52px; text-align: center; }
.section-head h2 { font-size: clamp(1.55rem, 3.2vw, 2.25rem); }
.section-head p { color: var(--ink-600); font-size: 1.0625rem; margin-bottom: 0; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--gold-600);
  margin-bottom: 14px;
}
.eyebrow::before, .eyebrow::after {
  content: "";
  width: 22px; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold-500));
  border-radius: 2px;
}
.eyebrow::after { background: linear-gradient(90deg, var(--gold-500), transparent); }

.text-center { text-align: center; }
.mt-l { margin-top: 44px; }
.mt-m { margin-top: 22px; }
.muted { color: var(--ink-600); }

/* ---------- 4. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  min-height: 48px;
  border-radius: var(--r-sm);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.2;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-500) 55%, var(--gold-600));
  color: #33230A;
  box-shadow: var(--sh-gold);
}
.btn-gold:hover { transform: translateY(-2px); color: #2A1C06; box-shadow: 0 14px 32px rgba(232,163,61,.48); }
.btn-primary { background: var(--navy-800); color: var(--white); }
.btn-primary:hover { background: var(--navy-700); transform: translateY(-2px); box-shadow: var(--sh-md); color: var(--white); }
.btn-ghost { background: transparent; color: var(--navy-800); border-color: rgba(22,64,122,.4); }
.btn-ghost:hover { border-color: var(--navy-700); background: rgba(22,64,122,.06); transform: translateY(-2px); }

/* ---------- 5. Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255,255,255,.86);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--line-200);
  transition: box-shadow var(--dur) var(--ease);
}
.site-header.scrolled { box-shadow: var(--sh-md); }
.header-inner { display: flex; align-items: center; gap: 20px; min-height: 74px; }
.logo { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; color: var(--navy-900); }
.logo:hover { color: var(--navy-800); }
.logo img { display: block; height: 42px; width: auto; }
.footer-brand .logo img { height: 46px; }
.logo-mark {
  display: inline-grid;
  place-items: center;
  width: 42px; height: 42px;
  border-radius: 11px;
  background: linear-gradient(140deg, var(--navy-800), var(--navy-950) 70%);
  color: var(--gold-400);
  font-size: 1.0625rem;
  font-weight: 900;
  letter-spacing: .05em;
  box-shadow: inset 0 0 0 1px rgba(232,163,61,.35), var(--sh-sm);
}
.logo > span:last-child { display: flex; flex-direction: column; line-height: 1.2; font-weight: 800; font-size: 1.0625rem; }
.logo small { font-size: .625rem; font-weight: 600; letter-spacing: .3em; color: var(--ink-400); }

.nav { display: flex; align-items: center; gap: 2px; margin-left: 8px; }
.nav-link {
  display: inline-block;
  padding: 9px 13px;
  border-radius: 8px;
  font-size: .9375rem;
  font-weight: 600;
  color: var(--ink-900);
  white-space: nowrap;
}
.nav-link:hover { color: var(--gold-600); background: rgba(232,163,61,.09); }
.nav-item { position: relative; }
.nav-drop {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  translate: -50% 0;
  min-width: 188px;
  padding: 10px;
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  box-shadow: var(--sh-lg);
  display: grid;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility var(--dur);
}
.nav-item:hover .nav-drop, .nav-item:focus-within .nav-drop {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.nav-drop a { padding: 9px 12px; border-radius: 8px; font-size: .9rem; color: var(--ink-600); font-weight: 500; }
.nav-drop a:hover { background: var(--bg-50); color: var(--gold-600); }

.header-cta { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.header-tel { font-weight: 800; font-size: 1rem; color: var(--navy-900); font-variant-numeric: tabular-nums; letter-spacing: .02em; }
.header-tel:hover { color: var(--gold-600); }
.header-cta .btn { padding: 10px 20px; min-height: 42px; font-size: .9375rem; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 1.5px solid var(--line-200);
  border-radius: 10px;
  background: var(--white);
  cursor: pointer;
  position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 20px; height: 2px;
  background: var(--navy-900);
  border-radius: 2px;
  transform: translate(-50%,-50%);
  transition: transform var(--dur) var(--ease), opacity var(--dur);
}
.nav-toggle span::before { transform: translate(-50%,-7px); }
.nav-toggle span::after { transform: translate(-50%,5px); }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translate(-50%,-50%) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translate(-50%,-50%) rotate(-45deg); }

/* ---------- 6. Hero（首页） ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(58% 92% at 88% -6%, rgba(232,163,61,.17) 0%, transparent 58%),
    radial-gradient(52% 84% at 2% 106%, rgba(29,78,137,.55) 0%, transparent 62%),
    linear-gradient(156deg, var(--navy-950) 0%, var(--navy-900) 52%, #0F2E5A 100%);
  color: var(--white);
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(159,182,209,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(159,182,209,.07) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(72% 88% at 62% 40%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(72% 88% at 62% 40%, #000 30%, transparent 78%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 56px;
  align-items: center;
  padding: 92px 0 72px;
}
.hero h1 {
  color: var(--white);
  font-size: clamp(1.9rem, 4vw, 2.85rem);
  line-height: 1.24;
  letter-spacing: .01em;
  margin-bottom: 20px;
  text-wrap: balance;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(100deg, var(--gold-400), var(--gold-500) 60%, #F6C87E);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub { color: var(--steel-300); font-size: 1.0925rem; max-width: 560px; margin-bottom: 30px; }
.hero-sub strong { color: var(--gold-400); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 46px; }
.hero-actions .btn-ghost { color: var(--white); border-color: rgba(255,255,255,.34); }
.hero-actions .btn-ghost:hover { border-color: var(--gold-400); color: var(--gold-400); background: rgba(232,163,61,.08); }

.hero-visual { position: relative; }
.hero-visual-frame {
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(3,12,26,.55), 0 8px 22px rgba(3,12,26,.4);
  border: 1px solid rgba(159,182,209,.22);
  transform: perspective(1200px) rotateY(-4deg) rotateX(1.5deg);
  transition: transform .5s var(--ease);
}
.hero-visual-frame:hover { transform: perspective(1200px) rotateY(0) rotateX(0); }
.hero-visual-frame img { width: 100%; display: block; }
.hero-chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,.94);
  color: var(--ink-900);
  border-radius: 12px;
  padding: 11px 16px;
  font-size: .875rem;
  font-weight: 700;
  box-shadow: var(--sh-lg);
  border: 1px solid rgba(227,233,241,.9);
}
.hero-chip small { display: block; font-size: .6875rem; font-weight: 600; color: var(--ink-600); letter-spacing: .04em; }
.hero-chip .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px rgba(27,138,75,.16); }
.hero-chip-1 { top: -18px; right: 26px; }
.hero-chip-2 { bottom: -16px; left: -14px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  border-top: 1px solid rgba(159,182,209,.24);
  padding-top: 30px;
}
.hero-stat-num {
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  font-weight: 900;
  color: var(--gold-400);
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
}
.hero-stat-num span { font-size: .55em; font-weight: 700; margin-left: 2px; color: var(--steel-300); }
.hero-stat-label { font-size: .8438rem; color: var(--steel-400); margin-top: 5px; font-weight: 500; }
.hero .hero-stats { margin-top: 54px; }

/* ---------- 7. Page Hero（内页） ---------- */
.page-hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0 56px;
  background:
    radial-gradient(50% 90% at 86% 0%, rgba(232,163,61,.14) 0%, transparent 56%),
    radial-gradient(44% 74% at 4% 100%, rgba(29,78,137,.5) 0%, transparent 60%),
    linear-gradient(152deg, var(--navy-950), var(--navy-900) 60%, #0F2E5A);
  color: var(--white);
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(159,182,209,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(159,182,209,.06) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(70% 90% at 50% 30%, #000 25%, transparent 75%);
  -webkit-mask-image: radial-gradient(70% 90% at 50% 30%, #000 25%, transparent 75%);
}
.page-hero h1 {
  position: relative;
  color: var(--white);
  font-size: clamp(1.65rem, 3.6vw, 2.5rem);
  margin-bottom: 14px;
}
.page-hero .lead, .page-hero p { position: relative; color: var(--steel-300); font-size: 1.0625rem; max-width: 760px; margin-bottom: 0; }
.page-hero .eyebrow { position: relative; }

.breadcrumb {
  position: relative;
  font-size: .84rem;
  margin-bottom: 18px;
  color: var(--steel-400);
}
.breadcrumb a { color: var(--steel-300); }
.breadcrumb a:hover { color: var(--gold-400); }
.breadcrumb span[aria-current] { color: var(--gold-400); font-weight: 600; }
.breadcrumb ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.breadcrumb li { display: inline-flex; align-items: center; }
.breadcrumb li + li::before {
  content: "/";
  margin-right: 10px;
  color: rgba(159,182,209,.4);
}

.footer-bottom .beian {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  align-items: center;
}

.footer-bottom .beian a {
  color: var(--steel-400);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: color .2s var(--ease);
}

.footer-bottom .beian a:hover { color: #E8A33D; }

.footer-bottom .beian img {
  display: inline-block;
  width: 14px;
  height: 14px;
  vertical-align: middle;
}

/* ---------- 案例详情页 ---------- */
.case-detail-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
  align-items: start;
}

.case-info-card {
  background: #fff;
  border: 1px solid rgba(11,37,69,.08);
  border-radius: 14px;
  padding: 26px 24px;
  position: sticky;
  top: 96px;
}

.case-info-card h3 {
  font-size: 1.05rem;
  margin-bottom: 14px;
  color: var(--ink-900, #0B2545);
}

.case-info-card table { width: 100%; border-collapse: collapse; }
.case-info-card th, .case-info-card td {
  text-align: left;
  padding: 8px 0;
  font-size: .875rem;
  border-bottom: 1px dashed rgba(11,37,69,.1);
  vertical-align: top;
}
.case-info-card th { color: var(--steel-500, #64748b); font-weight: 500; white-space: nowrap; padding-right: 12px; }
.case-info-card td a { color: var(--gold-500, #c9822a); word-break: break-all; }

.case-figure { margin: 22px 0; }
.case-figure img {
  width: 100%;
  border-radius: 10px;
  border: 1px solid rgba(11,37,69,.1);
  box-shadow: 0 6px 24px rgba(11,37,69,.08);
}

.case-pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid rgba(11,37,69,.1);
}
.pager-link {
  font-size: .9rem;
  color: var(--steel-500, #64748b);
  text-decoration: none;
}
.pager-link:hover { color: var(--gold-500, #c9822a); }

.chip {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid rgba(232,163,61,.45);
  color: var(--gold-400, #E8A33D);
  font-size: .82rem;
}

.case-body h3 a { color: inherit; text-decoration: none; }
.case-body h3 a:hover { color: var(--gold-400, #E8A33D); }
.case-more {
  margin-left: auto;
  font-size: .84rem;
  color: var(--gold-500, #c9822a);
  text-decoration: none;
}
.case-more:hover { text-decoration: underline; }

@media (max-width: 900px) {
  .case-detail-grid { grid-template-columns: 1fr; }
  .case-info-card { position: static; }
}

/* ---------- 8. Grid & Cards ---------- */
.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.svc-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  padding: 28px 26px 24px;
  color: var(--ink-900);
  box-shadow: var(--sh-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
  overflow: hidden;
}
.svc-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-500), var(--gold-400));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .34s var(--ease);
}
.svc-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--sh-lg);
  border-color: rgba(232,163,61,.45);
  color: var(--ink-900);
}
.svc-card:hover::before { transform: scaleX(1); }
.svc-icon {
  display: grid;
  place-items: center;
  width: 52px; height: 52px;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--navy-700), var(--navy-950));
  color: var(--gold-400);
  font-size: 1.375rem;
  font-weight: 700;
  box-shadow: inset 0 0 0 1px rgba(232,163,61,.28), var(--sh-sm);
  margin-bottom: 6px;
}
.svc-icon svg { width: 26px; height: 26px; }
.svc-card h3 { font-size: 1.17rem; margin: 0 0 4px; }
.svc-card p { color: var(--ink-600); font-size: .925rem; margin-bottom: 12px; flex: 1; }
.svc-tags { display: flex; flex-wrap: wrap; gap: 7px; }
.svc-tag {
  font-size: .7485rem;
  font-weight: 600;
  color: var(--navy-700);
  background: var(--bg-100);
  border: 1px solid var(--line-200);
  padding: 3px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

/* ---------- 9. 对比表 ---------- */
.vs-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--sh-sm);
}
.vs-table th, .vs-table td { padding: 16px 20px; text-align: left; font-size: .95rem; }
.vs-table thead th {
  background: var(--navy-900);
  color: var(--white);
  font-size: .925rem;
  letter-spacing: .04em;
}
.vs-table thead th:nth-child(2) { background: linear-gradient(135deg, var(--gold-500), var(--gold-600)); color: #2E1F06; }
.vs-table tbody tr { border-top: 1px solid var(--line-100); }
.vs-table tbody tr:nth-child(even) { background: var(--bg-50); }
.vs-table td strong { color: var(--navy-900); }
.vs-table .col-us { color: var(--ink-900); font-weight: 500; }
.vs-table .col-us::before {
  content: "✓";
  display: inline-grid;
  place-items: center;
  width: 19px; height: 19px;
  margin-right: 9px;
  border-radius: 50%;
  background: rgba(27,138,75,.13);
  color: var(--ok);
  font-size: .72rem;
  font-weight: 900;
  vertical-align: 1px;
}
.vs-table .col-them { color: var(--ink-600); }
.vs-table .col-them::before {
  content: "—";
  display: inline-grid;
  place-items: center;
  width: 19px; height: 19px;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--bg-100);
  color: var(--ink-400);
  font-weight: 700;
  vertical-align: 1px;
}

/* ---------- 10. 案例卡片 ---------- */
.case-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  overflow: hidden;
  color: var(--ink-900);
  box-shadow: var(--sh-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.case-card:hover { transform: translateY(-5px); box-shadow: var(--sh-lg); color: var(--ink-900); }
.case-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(140deg, var(--navy-800), var(--navy-950));
}
.case-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.case-card:hover .case-thumb img { transform: scale(1.05); }
.case-thumb > span {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--steel-300);
  font-weight: 700;
  letter-spacing: .14em;
  font-size: .92rem;
}
.case-thumb.has-img > span { display: none; }
.case-body { padding: 22px 22px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.case-body h3 { font-size: 1.0625rem; margin: 0; }
.case-body p { color: var(--ink-600); font-size: .9rem; margin: 0; flex: 1; }
.case-meta { font-size: .78rem; color: var(--ink-400); font-weight: 600; letter-spacing: .02em; }
.case-meta span { color: var(--navy-700); }

/* ---------- 11. 流程步骤 ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  counter-reset: step;
}
.step {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  padding: 24px 18px 20px;
  box-shadow: var(--sh-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.step:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: inline-grid;
  place-items: center;
  width: 40px; height: 40px;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--navy-700), var(--navy-950));
  color: var(--gold-400);
  font-weight: 900;
  font-size: .95rem;
  margin-bottom: 14px;
  box-shadow: inset 0 0 0 1px rgba(232,163,61,.3);
}
.step h3 { font-size: 1rem; margin: 0 0 6px; }
.step p { font-size: .8438rem; color: var(--ink-600); margin: 0; }

/* ---------- 12. 城市矩阵 ---------- */
.city-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.city-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 11px 22px;
  background: var(--white);
  border: 1.5px solid var(--line-200);
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  color: var(--navy-800);
  box-shadow: var(--sh-sm);
  transition: all var(--dur) var(--ease);
}
.city-chip::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold-500);
  opacity: .65;
  transition: opacity var(--dur), transform var(--dur);
}
.city-chip:hover {
  transform: translateY(-3px);
  border-color: var(--gold-500);
  color: var(--gold-600);
  box-shadow: var(--sh-md);
}
.city-chip:hover::before { opacity: 1; transform: scale(1.25); }

/* ---------- 13. FAQ ---------- */
.faq-item {
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.faq-item.open { border-color: rgba(232,163,61,.5); box-shadow: var(--sh-md); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 19px 22px;
  background: none;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  font-size: 1.0125rem;
  font-weight: 700;
  color: var(--navy-900);
  text-align: left;
  line-height: 1.5;
}
.faq-q::after {
  content: "+";
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--bg-100);
  color: var(--navy-700);
  font-size: 1.15rem;
  font-weight: 600;
  transition: transform var(--dur) var(--ease), background var(--dur), color var(--dur);
}
.faq-item.open .faq-q::after { transform: rotate(45deg); background: var(--gold-500); color: #33230A; }
.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .34s var(--ease);
}
.faq-a > p {
  overflow: hidden;
  margin: 0;
  padding: 0 22px;
  color: var(--ink-600);
}
.faq-item.open .faq-a { grid-template-rows: 1fr; }
.faq-item.open .faq-a > p { padding-bottom: 20px; }

/* ---------- 13.5 美化补丁 ---------- */
/* 深色 hero 上的 ghost 按钮统一提亮（修复报价页看不清） */
.hero .btn-ghost,
.page-hero .btn-ghost,
.dark-cta .btn-ghost { color: #fff; border-color: rgba(255,255,255,.45); }
.hero .btn-ghost:hover,
.page-hero .btn-ghost:hover,
.dark-cta .btn-ghost:hover { border-color: var(--gold-400); color: var(--gold-400); background: rgba(232,163,61,.08); }

/* 第十张服务卡横贯整行 */
.svc-card-wide {
  grid-column: 1 / -1;
  flex-direction: row;
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 26px 30px;
}
.svc-card-wide .svc-icon { flex-shrink: 0; }
.svc-card-wide h3 { margin-bottom: 6px; }
.svc-card-wide p { margin-bottom: 0; }
.svc-card-wide .svc-tags { margin-left: auto; flex-shrink: 0; margin-bottom: 0; }
@media (max-width: 900px) {
  .svc-card-wide { flex-wrap: wrap; }
  .svc-card-wide .svc-tags { margin-left: 0; }
}

/* FAQ 分组卡片 */
.faq-groups {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  align-items: start;
}
@media (max-width: 900px) { .faq-groups { grid-template-columns: 1fr; } }
.faq-group {
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-lg);
  padding: 26px 26px 14px;
  box-shadow: var(--sh-sm);
}
.faq-group > h3 {
  font-size: 1.18rem;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.faq-group > h3::before {
  content: "";
  width: 5px;
  height: 20px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--gold-400), var(--gold-500));
  flex-shrink: 0;
}
.faq-group-sub { color: var(--ink-500); font-size: .9rem; margin-bottom: 18px; }
.faq-group .faq-item { margin-bottom: 12px; box-shadow: none; }
.faq-more { color: #B37A1E; font-weight: 600; font-size: .9rem; white-space: nowrap; }
.faq-more:hover { text-decoration: underline; }

/* 页脚备案单行横排（补充，主样式在 .footer-bottom .beian 区块） */
.footer-bottom .beian { flex-wrap: wrap; gap: 6px 18px; }

/* ---------- 14. 正文容器 ---------- */
.prose { max-width: 820px; margin: 0 auto; font-size: 1.0125rem; }
.prose h2 { font-size: 1.45rem; margin: 2.1em 0 .7em; padding-top: .2em; }
.prose h3 { font-size: 1.17rem; margin: 1.7em 0 .6em; }
.prose p { color: var(--ink-600); }
.prose strong { color: var(--ink-900); }
.prose ul, .prose ol { color: var(--ink-600); padding-left: 1.4em; }
.prose li { margin-bottom: .5em; }
.prose blockquote {
  margin: 1.4em 0;
  padding: 16px 22px;
  border-left: 3px solid var(--gold-500);
  background: var(--bg-50);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  color: var(--ink-600);
}
.prose table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 1.4em 0;
  border: 1px solid var(--line-200);
  border-radius: var(--r-sm);
  overflow: hidden;
  font-size: .92rem;
}
.prose th { background: var(--navy-900); color: var(--white); text-align: left; padding: 12px 16px; font-weight: 700; }
.prose td { padding: 12px 16px; border-top: 1px solid var(--line-100); color: var(--ink-600); }
.prose tbody tr:nth-child(even) { background: var(--bg-50); }
.prose code {
  background: var(--bg-100);
  border: 1px solid var(--line-200);
  padding: 1px 7px;
  border-radius: 6px;
  font-size: .88em;
  color: var(--navy-700);
}

/* ---------- 15. 城市页专属区块 ---------- */
.pains, .scenes, .mistakes, .insights { display: grid; gap: 14px; }
.pain, .scene, .mistake, .insight {
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  padding: 20px 22px;
  box-shadow: var(--sh-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.pain:hover, .scene:hover, .mistake:hover, .insight:hover { transform: translateY(-3px); box-shadow: var(--sh-md); }
.pain h3, .scene h3, .mistake h3, .insight h3 { font-size: 1.02rem; margin: 0 0 6px; }
.pain p, .scene p, .mistake p, .insight p { color: var(--ink-600); font-size: .92rem; margin: 0; }
.pain { border-left: 3px solid var(--err); }
.scene { border-left: 3px solid var(--navy-700); }
.insight { border-left: 3px solid var(--gold-500); background: linear-gradient(135deg, #FFFDF7, var(--white) 45%); }
.mistake { display: grid; grid-template-columns: auto 1fr; gap: 8px 16px; align-items: start; }
.mistake-num {
  display: grid;
  place-items: center;
  width: 34px; height: 34px;
  border-radius: 10px;
  background: linear-gradient(145deg, #FDF3E2, #FAE7C8);
  border: 1px solid #F0D9AE;
  color: var(--gold-600);
  font-weight: 900;
  font-size: .95rem;
}
.mistake h3 { grid-column: 2; margin: 0; align-self: center; }
.mistake p { grid-column: 2; }

.evidence {
  background: linear-gradient(135deg, var(--bg-50), var(--white));
  border: 1px solid var(--line-200);
  border-left: 3px solid var(--navy-700);
  border-radius: var(--r-md);
  padding: 24px 26px;
  color: var(--ink-600);
  box-shadow: var(--sh-sm);
}
.evidence strong { color: var(--navy-900); }

/* ---------- 16. 服务页专属 ---------- */
.delivers { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.deliver-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  padding: 18px 20px;
  box-shadow: var(--sh-sm);
}
.step-no {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 30px; height: 30px;
  border-radius: 9px;
  background: linear-gradient(145deg, var(--navy-700), var(--navy-950));
  color: var(--gold-400);
  font-size: .82rem;
  font-weight: 900;
  box-shadow: inset 0 0 0 1px rgba(232,163,61,.3);
}
.deliver-item strong { color: var(--navy-900); }
.deliver-item p { margin: 2px 0 0; font-size: .89rem; color: var(--ink-600); }

.price-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.price-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  padding: 26px 24px;
  box-shadow: var(--sh-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--sh-lg); }
.price-card.featured {
  border: 1.5px solid var(--gold-500);
  box-shadow: var(--sh-md), 0 0 0 4px rgba(232,163,61,.12);
}
.price-card.featured::before {
  content: "热门";
  position: absolute;
  top: -13px; left: 22px;
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: #33230A;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .1em;
  padding: 4px 13px;
  border-radius: 999px;
  box-shadow: var(--sh-gold);
}
.price-card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.price-range {
  font-size: 1.55rem;
  font-weight: 900;
  color: var(--navy-900);
  font-variant-numeric: tabular-nums;
  margin-bottom: 12px;
}
.price-range small { font-size: .58em; color: var(--ink-400); font-weight: 600; }
.price-card p, .price-card li { font-size: .89rem; color: var(--ink-600); }

/* ---------- 17. 案例页 / 新闻页 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.case-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.case-tag {
  font-size: .72rem;
  font-weight: 700;
  color: var(--navy-700);
  background: var(--bg-100);
  border: 1px solid var(--line-200);
  padding: 3px 11px;
  border-radius: 999px;
  white-space: nowrap;
}
.case-type {
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .12em;
  color: var(--gold-600);
  text-transform: uppercase;
}
.case-points { display: grid; gap: 7px; margin-top: 12px; padding: 0; }
.case-points li {
  list-style: none;
  position: relative;
  padding-left: 22px;
  font-size: .9rem;
  color: var(--ink-600);
}
.case-points li::before {
  content: "";
  position: absolute;
  left: 0; top: .32em;
  width: 14px; height: 14px;
  background: var(--ok);
  mask: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><path d="M6 11.5 2.5 8l1.4-1.4L6 8.7l6.1-6.1L13.5 4z"/></svg>') center/contain no-repeat;
  -webkit-mask: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><path d="M6 11.5 2.5 8l1.4-1.4L6 8.7l6.1-6.1L13.5 4z"/></svg>') center/contain no-repeat;
}

.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.post-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  padding: 24px 22px;
  color: var(--ink-900);
  box-shadow: var(--sh-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.post-card:hover { transform: translateY(-4px); box-shadow: var(--sh-lg); border-color: rgba(232,163,61,.4); color: var(--ink-900); }
.post-card h3 { font-size: 1.02rem; margin: 0; line-height: 1.45; }
.post-card p { font-size: .88rem; color: var(--ink-600); margin: 0; flex: 1; }
.post-tags { display: flex; flex-wrap: wrap; gap: 7px; }
.post-tag {
  font-size: .72rem;
  font-weight: 600;
  color: var(--ink-600);
  background: var(--bg-50);
  border: 1px solid var(--line-200);
  padding: 2px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

/* ---------- 18. 联系 / 关于 / 招聘 ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.contact-card {
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  padding: 26px 24px;
  box-shadow: var(--sh-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.contact-card:hover { transform: translateY(-3px); box-shadow: var(--sh-md); }
.contact-label { font-size: .8rem; font-weight: 700; letter-spacing: .14em; color: var(--ink-400); margin-bottom: 8px; }
.contact-value { font-size: 1.28rem; font-weight: 800; color: var(--navy-900); font-variant-numeric: tabular-nums; }
.contact-value a { color: inherit; }
.contact-value a:hover { color: var(--gold-600); }
.contact-note { font-size: .86rem; color: var(--ink-600); margin-top: 8px; }

.company-info {
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--sh-sm);
}
.info-row {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 18px;
  padding: 15px 24px;
  border-top: 1px solid var(--line-100);
  font-size: .95rem;
}
.info-row:first-child { border-top: 0; }
.info-row:nth-child(even) { background: var(--bg-50); }
.info-label { font-weight: 700; color: var(--navy-800); }
.info-row > *:last-child { color: var(--ink-600); }

.job-list { display: grid; gap: 14px; }
.job-item {
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  padding: 24px 26px;
  box-shadow: var(--sh-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.job-item:hover { transform: translateY(-3px); box-shadow: var(--sh-md); }
.job-item h3 { font-size: 1.1rem; margin-bottom: 8px; }
.job-item p { color: var(--ink-600); font-size: .93rem; }
.job-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.job-meta span {
  font-size: .76rem;
  font-weight: 600;
  color: var(--navy-700);
  background: var(--bg-100);
  padding: 3px 12px;
  border-radius: 999px;
  border: 1px solid var(--line-200);
}

/* ---------- 19. 河南页城市卡 ---------- */
.city-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.city-card {
  background: var(--white);
  border: 1px solid var(--line-200);
  border-radius: var(--r-md);
  padding: 22px 22px 18px;
  box-shadow: var(--sh-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.city-card:hover { transform: translateY(-3px); box-shadow: var(--sh-md); }
.city-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.city-card p { font-size: .88rem; color: var(--ink-600); }
.city-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .88rem;
  font-weight: 700;
  color: var(--gold-600);
  margin-top: 6px;
}
.city-card-link::after { content: "→"; transition: transform var(--dur) var(--ease); }
.city-card-link:hover::after { transform: translateX(4px); }

/* ---------- 20. Footer ---------- */
.site-footer {
  background:
    radial-gradient(46% 80% at 90% 0%, rgba(232,163,61,.08) 0%, transparent 55%),
    linear-gradient(180deg, var(--navy-950), #050F1F);
  color: var(--steel-400);
  padding: 64px 0 0;
  font-size: .925rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr 1.15fr;
  gap: 44px;
  padding-bottom: 48px;
}
.footer-brand .logo { color: var(--white); margin-bottom: 16px; }
.footer-brand p { color: var(--steel-400); line-height: 1.9; margin: 0; }
.footer-col h4 {
  color: var(--white);
  font-size: .93rem;
  letter-spacing: .1em;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 26px; height: 2px;
  background: var(--gold-500);
  border-radius: 2px;
}
.footer-col a {
  display: block;
  color: var(--steel-400);
  padding: 5px 0;
  font-size: .9rem;
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.footer-col a:hover { color: var(--gold-400); transform: translateX(3px); }
.footer-qr { display: flex; gap: 16px; margin-top: 18px; }
.footer-qr figure { margin: 0; text-align: center; }
.footer-qr img {
  width: 88px; height: 88px;
  border-radius: 10px;
  border: 2px solid rgba(159,182,209,.28);
  background: var(--white);
  padding: 4px;
}
.footer-qr figcaption { font-size: .74rem; color: var(--steel-400); margin-top: 7px; }
.footer-bottom {
  border-top: 1px solid rgba(159,182,209,.16);
  padding: 22px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  justify-content: space-between;
  font-size: .8rem;
  color: var(--steel-400);
}

/* ---------- 21. 滚动渐入动画 ---------- */
@media (prefers-reduced-motion: no-preference) {
  html.js [data-reveal] {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity .65s var(--ease), transform .65s var(--ease);
    transition-delay: var(--reveal-delay, 0s);
    will-change: opacity, transform;
  }
  html.js [data-reveal].in { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
}

/* ---------- 22. 响应式 ---------- */
@media (max-width: 1024px) {
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0;
         background: var(--white); border-bottom: 1px solid var(--line-200);
         box-shadow: var(--sh-lg); padding: 14px 24px 22px;
         grid-template-columns: 1fr 1fr; gap: 4px; }
  .nav.open { display: grid; }
  .nav-link { display: block; padding: 12px 14px; font-size: 1rem; }
  .nav-item { position: static; }
  .nav-drop {
    position: static; translate: none; opacity: 1; visibility: visible; transform: none;
    display: none; box-shadow: none; border: 0; padding: 0 0 6px 14px; min-width: 0;
  }
  .nav-item.open .nav-drop { display: grid; }
  .header-tel { display: none; }

  .hero-inner { grid-template-columns: 1fr; padding: 64px 0 56px; gap: 40px; }
  .hero-visual { max-width: 560px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }

  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .price-cards { grid-template-columns: repeat(2, 1fr); }
  .city-cards { grid-template-columns: repeat(2, 1fr); }
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .delivers { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .wrap { padding: 0 18px; }
  .section { padding: 60px 0; }
  .section-head { margin-bottom: 38px; }

  .header-cta .btn { display: none; }
  .nav-toggle { display: block; }
  .nav { grid-template-columns: 1fr; }

  .hero-inner { padding: 52px 0 48px; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { gap: 14px; }
  .hero-chip { display: none; }

  .grid-3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .price-cards { grid-template-columns: 1fr; }
  .city-cards { grid-template-columns: 1fr; }
  .post-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .info-row { grid-template-columns: 110px 1fr; padding: 13px 18px; }

  .vs-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .vs-table th, .vs-table td { white-space: nowrap; }

  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; }
}

/* ============================================================
   在线留言表单（/contact/#lead）
   ============================================================ */
.lead-form {
  max-width: 820px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: rgba(11,37,69,.03);
  border: 1px solid rgba(11,37,69,.10);
  border-radius: 14px;
  padding: 30px;
}
.lf-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.lf-field { display: flex; flex-direction: column; gap: 7px; }
.lf-field label { font-size: .9rem; font-weight: 600; color: var(--navy-800, #0B2545); }
.lf-field .req { color: #d64541; }
.lf-field .opt { color: var(--steel-400); font-weight: 400; font-size: .82rem; }
.lead-form input,
.lead-form select,
.lead-form textarea {
  font: inherit;
  color: var(--navy-900, #071A33);
  background: #fff;
  border: 1px solid rgba(11,37,69,.22);
  border-radius: 9px;
  padding: 11px 14px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.lead-form textarea { resize: vertical; min-height: 120px; }
.lead-form input:focus,
.lead-form select:focus,
.lead-form textarea:focus {
  outline: none;
  border-color: var(--gold-500, #E8A33D);
  box-shadow: 0 0 0 3px rgba(232,163,61,.18);
}
.lf-actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.lf-actions .btn-gold {
  background: var(--gold-500, #E8A33D);
  color: #0B2545;
  border: none;
  cursor: pointer;
  font-weight: 700;
  padding: 13px 30px;
  border-radius: 10px;
  transition: filter .15s ease;
}
.lf-actions .btn-gold:hover { filter: brightness(1.07); }
.lf-actions .btn-gold:disabled { opacity: .6; cursor: wait; }
.lf-note { font-size: .8rem; color: var(--steel-400); max-width: 380px; }
.lf-result { border-radius: 9px; padding: 13px 16px; font-size: .92rem; }
.lf-result.lf-ok { background: rgba(46,160,90,.12); color: #1d6b3f; border: 1px solid rgba(46,160,90,.35); }
.lf-result.lf-err { background: rgba(214,69,65,.10); color: #a3312e; border: 1px solid rgba(214,69,65,.30); }
@media (max-width: 640px) {
  .lead-form { padding: 20px 16px; }
  .lf-row { grid-template-columns: 1fr; }
}

/* ---------- 27. 浮动咨询窗 ---------- */
.float-contact{position:fixed;right:22px;bottom:26px;z-index:900;display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.fc-btn{display:flex;align-items:center;gap:8px;padding:13px 18px;border:0;border-radius:999px;cursor:pointer;
  background:linear-gradient(135deg,var(--gold-400),var(--gold-600));color:var(--navy-950);
  font:600 15px/1 var(--font);letter-spacing:.02em;
  box-shadow:0 8px 24px rgba(201,134,31,.35),0 2px 8px rgba(7,26,51,.18);
  transition:transform .18s ease,box-shadow .18s ease}
.fc-btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(201,134,31,.45),0 3px 10px rgba(7,26,51,.22)}
.fc-btn svg{flex:none}
.fc-panel{display:flex;flex-direction:column;gap:8px;padding:10px;min-width:236px;
  background:var(--white);border:1px solid var(--line-200);border-radius:14px;
  box-shadow:0 16px 40px rgba(7,26,51,.16);
  opacity:0;transform:translateY(10px);pointer-events:none;visibility:hidden;
  transition:opacity .2s ease,transform .2s ease,visibility .2s}
.fc-panel.open{opacity:1;transform:translateY(0);pointer-events:auto;visibility:visible}
.fc-item{display:flex;align-items:center;gap:12px;padding:11px 12px;border:0;border-radius:10px;
  background:transparent;color:var(--ink-900);font:15px/1.3 var(--font);text-align:left;cursor:pointer;text-decoration:none}
.fc-item:hover{background:var(--bg-50)}
.fc-ico{flex:none;display:grid;place-items:center;width:36px;height:36px;border-radius:9px;
  background:var(--bg-100);color:var(--navy-800)}
.fc-item:hover .fc-ico{background:var(--navy-900);color:var(--gold-400)}
.fc-txt{display:flex;flex-direction:column;gap:2px}
.fc-txt b{font-weight:600;font-size:14.5px}
.fc-txt small{color:var(--ink-600);font-size:12.5px}
.fc-qr{display:none;flex-direction:column;align-items:center;gap:10px;padding:18px 18px 14px;
  background:var(--white);border:1px solid var(--line-200);border-radius:14px;
  box-shadow:0 16px 40px rgba(7,26,51,.16)}
.fc-qr.open{display:flex}
.fc-qr img{width:180px;height:180px;border-radius:8px;display:block}
.fc-qr p{margin:0;font-size:13px;color:var(--ink-600)}
.fc-qr button{border:1px solid var(--line-200);background:var(--bg-50);border-radius:8px;
  padding:6px 18px;font:13px var(--font);color:var(--ink-600);cursor:pointer}
.fc-qr button:hover{background:var(--bg-100)}
@media (max-width:640px){
  .float-contact{right:14px;bottom:16px}
  .fc-btn{padding:12px 14px;font-size:14px}
  .fc-btn span{display:none}
  .fc-panel{min-width:214px;right:0}
}

/* ---------- 28. 全站正文列表升级 + 文章卡片组 ---------- */
.prose ul { list-style: none; padding-left: 0; }
.prose ul > li { position: relative; padding-left: 1.55em; line-height: 1.75; }
.prose ul > li::before {
  content: "\2713";
  position: absolute; left: .1em; top: 0;
  color: var(--gold-600); font-weight: 700; font-size: .95em;
}
.prose ol { line-height: 1.75; }
.prose ol > li { line-height: 1.75; margin-bottom: .55em; }
.news-group { margin-bottom: 56px; }
.news-group h2 { font-size: 1.35rem; margin: 0 0 22px; }

/* ---------- 29. 中文长文排版可读性优化（专家评审版） ---------- */
.prose {
  --prose-body: #33475E;          /* 正文中间档 9.5:1，长时间阅读不刺眼 */
  max-width: 40em;                /* 17px 下约 680px，38 字/行 */
  font-size: 1.0625rem;           /* 17px：中文正文甜点值 */
  line-height: 1.85;              /* 中文方块字+密集标点的最优区间 */
}
.prose p {
  color: var(--prose-body);
  margin: 0 0 1.1em;
}
.prose strong {
  color: var(--ink-900);
  font-weight: 600;
}
.prose h2 {
  font-size: 1.5rem;
  line-height: 1.4;
  margin: 2.2em 0 .8em;
}
.prose h3 {
  font-size: 1.25rem;             /* 与正文拉开层级（原 1.17 几乎不可辨） */
  line-height: 1.45;
  margin: 1.8em 0 .7em;
}
.prose li { margin-bottom: .6em; }
.prose table { font-size: .94rem; margin: 1.5em 0; }
.prose blockquote {
  margin: 1.5em 0;
  padding: .9em 1.2em;
  border-left: 3px solid var(--gold-500);
}
.prose img { margin: 1.5em 0; }
/* 一般列表：金色圆点替代全量对勾（对勾仅用于清单/完成语义） */
.prose ul > li::before {
  content: "";
  top: .68em;
  left: .15em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold-500);
}

@media (max-width: 640px) {
  .prose {
    font-size: 1.03125rem;        /* 16.5px 移动端 */
    line-height: 1.8;
  }
  .prose p { margin-bottom: 1em; }
  .prose h2 { font-size: 1.375rem; margin: 1.8em 0 .7em; }
  .prose h3 { font-size: 1.125rem; margin: 1.5em 0 .6em; }
  .prose table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* ============================ 30. 视觉冲击力升级 + 真诚承诺带（2026-09-21） ============================ */

/* --- 30.1 真诚承诺带 --- */
.promise-strip { background: var(--navy-950); border-top: 1px solid rgba(232,163,61,.18); }
.promise-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.promise-item {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 22px 24px; position: relative;
}
.promise-item + .promise-item::before {
  content: ""; position: absolute; left: 0; top: 20%;
  width: 1px; height: 60%; background: rgba(255,255,255,.12);
}
.promise-ico {
  flex: none; width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(232,163,61,.14); color: var(--gold-400);
  border: 1px solid rgba(232,163,61,.35);
}
.promise-item b { display: block; color: #fff; font-size: .9375rem; margin-bottom: 3px; }
.promise-item small { color: var(--steel-300); font-size: .8125rem; line-height: 1.5; display: block; }
@media (max-width: 900px) {
  .promise-grid { grid-template-columns: 1fr 1fr; }
  .promise-item:nth-child(3)::before { display: none; }
}
@media (max-width: 520px) {
  .promise-grid { grid-template-columns: 1fr; }
  .promise-item + .promise-item::before { display: none; }
  .promise-item { border-top: 1px solid rgba(255,255,255,.08); padding: 16px 20px; }
}

/* --- 30.2 Hero 极光光效 --- */
.hero { position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(560px 320px at 82% 8%, rgba(232,163,61,.16), transparent 68%),
    radial-gradient(640px 420px at 8% 92%, rgba(22,64,122,.55), transparent 70%),
    radial-gradient(420px 260px at 45% 40%, rgba(242,180,85,.07), transparent 65%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(720px 480px at 68% 30%, #000 30%, transparent 78%);
          mask-image: radial-gradient(720px 480px at 68% 30%, #000 30%, transparent 78%);
}
.hero .wrap { position: relative; z-index: 1; }
.hero-visual-frame { box-shadow: 0 24px 70px -18px rgba(7,26,51,.65), 0 0 0 1px rgba(232,163,61,.22), 0 0 44px -6px rgba(232,163,61,.28); }

/* --- 30.3 卡片 hover 升级 --- */
.svc-card { transition: transform .28s cubic-bezier(.2,.7,.3,1), box-shadow .28s, border-color .28s; }
.svc-card:hover {
  transform: translateY(-6px);
  border-color: rgba(232,163,61,.55);
  box-shadow: 0 18px 44px -14px rgba(11,37,69,.28), 0 0 0 1px rgba(232,163,61,.25) inset;
}
.svc-card .svc-icon { transition: background .28s, color .28s, transform .28s; }
.svc-card:hover .svc-icon { background: var(--gold-500); color: #fff; transform: scale(1.06) rotate(-3deg); }

.case-card { transition: transform .28s cubic-bezier(.2,.7,.3,1), box-shadow .28s; }
.case-card:hover { transform: translateY(-6px); box-shadow: 0 20px 48px -16px rgba(11,37,69,.32); }
.case-card .case-thumb img { transition: transform .5s cubic-bezier(.2,.7,.3,1); }
.case-card:hover .case-thumb img { transform: scale(1.05); }
.case-thumb { overflow: hidden; }

/* --- 30.4 金色点缀强化 --- */
.eyebrow { position: relative; padding-left: 34px; }
.eyebrow::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 22px; height: 3px; border-radius: 2px;
  background: linear-gradient(90deg, var(--gold-500), var(--gold-400));
}
.section-head h2 em, .hero-copy h1 em {
  font-style: normal;
  background: linear-gradient(92deg, var(--gold-600) 0%, var(--gold-400) 55%, var(--gold-500) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* --- 30.5 CTA 墨蓝带光晕 --- */
.section-ink { position: relative; overflow: hidden; }
.section-ink::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(520px 300px at 50% 120%, rgba(232,163,61,.22), transparent 70%),
    radial-gradient(420px 220px at 12% -10%, rgba(22,64,122,.6), transparent 70%);
}
.section-ink .wrap { position: relative; z-index: 1; }

/* --- 30.6 城市徽章 hover --- */
.city-chip { transition: all .22s ease; }
.city-chip:hover {
  background: var(--gold-500); border-color: var(--gold-500);
  color: var(--navy-950); transform: translateY(-2px);
  box-shadow: 0 8px 20px -8px rgba(232,163,61,.55);
}

/* --- 30.7 金色按钮光泽扫过 --- */
@media (prefers-reduced-motion: no-preference) {
  .btn-gold { position: relative; overflow: hidden; }
  .btn-gold::after {
    content: ""; position: absolute; top: 0; left: -80%;
    width: 50%; height: 100%; transform: skewX(-22deg);
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.42), transparent);
    animation: btnShine 4.2s ease-in-out infinite;
  }
  @keyframes btnShine { 0%, 62% { left: -80%; } 82%, 100% { left: 130%; } }
}

/* --- 30.8 对比表"我们"列微金底 --- */
.vs-table .col-us { background: rgba(232,163,61,.07); }

@media (prefers-reduced-motion: reduce) {
  .svc-card, .case-card, .city-chip, .svc-card .svc-icon, .case-card .case-thumb img { transition: none; }
  .svc-card:hover, .case-card:hover { transform: none; }
}

/* --- 30.9 hero 数据带与承诺带间距修复（2026-09-21 用户反馈） --- */
.hero .wrap { padding-bottom: 56px; }
.promise-item { padding: 26px 24px; }
@media (max-width: 900px) {
  .hero .wrap { padding-bottom: 40px; }
}