/* ══════════════════════════════════════════
   UI 风格：03 金融稳重风（开发指引）
   主色 #102A43 · 行动色 #1565C0 · 背景 #FAFBFC · 点缀金 #C9A96E
   结构：方案06 数据驱动型 · M1-07 数据统计增强 · M12-08 数据卡片列表
   ══════════════════════════════════════════ */

:root {
  --c-primary:    #102A43;
  --c-primary-d:  #0d2235;
  --c-cta:        #1565C0;
  --c-cta-d:      #0D47A1;
  --c-accent:     #C9A96E;
  --c-accent-d:   #B08D4A;
  --c-bg:         #FAFBFC;
  --c-bg2:        #ECEFF4;
  --c-card:       #FFFFFF;
  --c-text:       #102A43;
  --c-sub:        #5C6B7A;
  --c-border:     #D8DEE6;
  --c-success:    #2E7D4A;
  --c-warn:       #E65100;
  --radius-sm:    8px;
  --radius:       12px;
  --radius-lg:    18px;
  --shadow:       0 2px 14px rgba(16, 42, 67, .08);
  --shadow-md:    0 8px 28px rgba(16, 42, 67, .12);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--c-bg);
  color: var(--c-text);
  font: 15px/1.65 'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { max-width: 480px; margin: 0 auto; padding: 0 16px; }
.section-pad { padding: 52px 0; }
.section-header { text-align: center; margin-bottom: 32px; }
.sec-title {
  font-size: 21px; font-weight: 800; color: var(--c-text);
  margin-bottom: 8px; letter-spacing: -.3px;
}
.sec-title i { color: var(--c-cta); margin-right: 6px; }
.sec-sub { font-size: 13px; color: var(--c-sub); }

/* ══ F1 导航栏（响应式）
   手机：Logo+名称(flex:1) → 立即申请 → 汉堡≡
   桌面：Logo+名称 → 导航链接横排(flex:1) → 立即申请
   ══ */
.navbar {
  background: var(--c-card);
  border-bottom: 1px solid var(--c-border);
  position: sticky; top: 0; z-index: 100;
  box-shadow: var(--shadow);
  /* 覆盖 Bootstrap .navbar 的 display:flex 和 padding */
  display: block !important;
  padding: 0 !important;
}

/* 横向 flex 行，position:relative 为手机下拉菜单提供定锚 */
.nav-inner {
  max-width: 480px; margin: 0 auto; padding: 0 14px;
  height: 52px; display: flex; align-items: center; gap: 8px;
  position: relative;
}

/* Logo + 网站名称
   手机端：margin-right:auto 把 CTA 和汉堡推到最右
   桌面端：媒体查询覆盖掉 auto margin，由 nav-links(flex:1) 占据中间 */
.nav-logo {
  display: flex; align-items: center; gap: 7px;
  font-size: 15px; font-weight: 800; color: var(--c-primary);
  flex-shrink: 0;
  margin-right: auto;
}
.logo-icon { font-size: 20px; color: var(--c-cta); flex-shrink: 0; }
.logo-text  { font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* 立即申请按钮（手机靠近汉堡，桌面在最右） */
.btn-cta-nav {
  background: var(--c-cta); color: #fff;
  padding: 8px 14px; border-radius: 50px;
  font-size: 12px; font-weight: 700; flex-shrink: 0;
  white-space: nowrap; transition: background .2s;
}
.btn-cta-nav:hover { background: var(--c-cta-d); color: #fff; }

/* 汉堡按钮（手机可见，最右） */
.nav-toggle {
  background: none; border: none; cursor: pointer;
  display: flex; flex-direction: column; gap: 5px;
  padding: 6px 4px; flex-shrink: 0;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--c-text); border-radius: 2px; transition: .25s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 导航链接：手机端绝对定位下拉，桌面端横排内联 */
.nav-links {
  /* 手机默认：隐藏，绝对下拉 */
  display: none;
  position: absolute; top: 100%; left: 0; right: 0; z-index: 99;
  flex-direction: column; gap: 0;
  background: var(--c-card);
  border-top: 1px solid var(--c-border);
  box-shadow: 0 6px 18px rgba(16,42,67,.10);
}
.nav-links.open { display: flex; }
.nav-links a {
  font-size: 14px; font-weight: 600; color: var(--c-text);
  padding: 13px 18px;
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid var(--c-border);
  transition: background .15s;
}
.nav-links a:last-child { border-bottom: none; }
.nav-links a:hover, .nav-links a:active { background: var(--c-bg2); color: var(--c-cta); }
.nav-links a i { color: var(--c-cta); font-size: 14px; width: 18px; text-align: center; }

/* ══ F2 · 合规悬浮条（absolute 嵌入 hero-content 顶部，透明背景，带关闭按钮） ══ */
.compliance-bar {
  position: absolute; top: 0; left: 0; right: 0; z-index: 10;
  background: rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  color: rgba(255, 255, 255, 0.9);
  font-size: 11px;
  padding: 9px 14px;
  display: flex; align-items: center; gap: 10px;
}
.compliance-bar > span { flex: 1; line-height: 1.55; }
.compliance-bar i { margin-right: 5px; color: #FFB300; }

/* 关闭按钮 */
.compliance-close {
  background: none; border: none; cursor: pointer;
  color: rgba(255, 255, 255, .6);
  font-size: 20px; line-height: 1; padding: 2px 4px; flex-shrink: 0;
  transition: color .15s;
}
.compliance-close:hover { color: #fff; }

/* M1 Hero */
.hero { position: relative; overflow: hidden; }
.hero-urgent-bar {
  background: linear-gradient(90deg, #B71C1C, #C62828);
  color: #fff; font-size: 12px; font-weight: 600;
  padding: 8px 14px; text-align: center;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.pulse-dot {
  width: 8px; height: 8px; background: #fff; border-radius: 50%;
  animation: pulseDot 1.2s infinite;
}
@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .6; transform: scale(1.35); }
}

.hero-content { position: relative; min-height: 76vh; overflow: hidden; }
.hero-bg-img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    165deg,
    rgba(16, 42, 67, .92) 0%,
    rgba(21, 101, 192, .78) 45%,
    rgba(16, 42, 67, .88) 100%
  );
}

.hero-body {
  position: relative; z-index: 2;
  padding: 82px 18px 28px; /* 原 36px + F2 约 46px，确保标题不被 F2 遮挡 */
  display: flex; flex-direction: column; align-items: center;
  text-align: center;
}

.hero-tags {
  display: flex; gap: 6px; flex-wrap: wrap; justify-content: center;
  margin-bottom: 18px;
}
.tag {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.35);
  color: #fff; font-size: 11px; font-weight: 600;
  padding: 4px 10px; border-radius: 50px;
  backdrop-filter: blur(4px);
}
.tag i { margin-right: 4px; opacity: .95; }

.hero-title {
  font-size: 32px; font-weight: 900; color: #fff;
  line-height: 1.2; margin-bottom: 10px; letter-spacing: -.5px;
}
.hero-title em {
  color: var(--c-accent); font-style: normal;
  text-shadow: 0 1px 0 rgba(0,0,0,.2);
}
.hero-sub {
  font-size: 14px; color: rgba(255,255,255,.88);
  margin-bottom: 18px; line-height: 1.65;
}

/* M1-07 内联统计条（静态数字） */
.hero-inline-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px; width: 100%; max-width: 400px;
  margin-bottom: 20px;
}
.his-item {
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.28);
  border-radius: var(--radius-sm);
  padding: 10px 6px;
  backdrop-filter: blur(6px);
}
.his-val {
  display: block; font-size: 15px; font-weight: 900; color: var(--c-accent);
}
.his-lab { font-size: 10px; color: rgba(255,255,255,.75); margin-top: 2px; }

.hero-countdown {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.28);
  border-radius: var(--radius);
  padding: 14px 18px; margin-bottom: 20px; width: 100%;
  backdrop-filter: blur(6px);
}
.cd-label { font-size: 12px; color: rgba(255,255,255,.78); display: block; margin-bottom: 8px; }
.cd-label i { margin-right: 6px; }
.cd-slots { display: flex; align-items: baseline; gap: 4px; justify-content: center; margin-bottom: 8px; }
#cdSlots { font-size: 34px; font-weight: 900; color: var(--c-accent); }
.cd-unit { font-size: 15px; color: #fff; }
.cd-bar { height: 6px; background: rgba(255,255,255,.2); border-radius: 3px; overflow: hidden; }
.cd-fill { height: 100%; width: 43%; background: linear-gradient(90deg, var(--c-accent), #FFD54F); border-radius: 3px; transition: width .5s; }

.hero-cta-group { display: flex; flex-direction: column; gap: 10px; width: 100%; margin-bottom: 14px; }
.btn-hero-main {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-d));
  color: #102A43; font-size: 16px; font-weight: 800;
  padding: 15px 22px; border-radius: 50px;
  box-shadow: 0 6px 22px rgba(201, 169, 110, .45);
  transition: transform .2s, box-shadow .2s;
}
.btn-hero-main i { font-size: 14px; }
.btn-hero-main:active { transform: scale(.98); }
.btn-hero-sec {
  display: block; text-align: center;
  background: rgba(255,255,255,.12);
  border: 1.5px solid rgba(255,255,255,.45);
  color: #fff; font-size: 14px; font-weight: 600;
  padding: 12px; border-radius: 50px;
}
.hero-tip { font-size: 11px; color: rgba(255,255,255,.72); }
.hero-tip i { margin-right: 6px; color: var(--c-accent); }

/* M12 数据看板 */
.dashboard-section {
  background: linear-gradient(180deg, var(--c-card) 0%, var(--c-bg2) 100%);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.dash-card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 20px 16px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: border-color .2s, box-shadow .2s;
}
.dash-card:hover { border-color: var(--c-cta); box-shadow: var(--shadow-md); }
.dash-ico {
  font-size: 26px; color: var(--c-cta); margin-bottom: 10px;
}
.dash-val {
  font-size: 22px; font-weight: 900; color: var(--c-primary);
  margin-bottom: 4px;
}
.dash-suf { font-size: 14px; font-weight: 700; color: var(--c-sub); margin-left: 2px; }
.dash-lab { font-size: 12px; color: var(--c-sub); font-weight: 600; }
.dashboard-note {
  text-align: center; font-size: 12px; color: var(--c-sub);
  margin-top: 20px; line-height: 1.5;
}
.dashboard-note i { color: var(--c-cta); margin-right: 6px; }

/* M12 动画数字 */
.stat-num { font-variant-numeric: tabular-nums; }

/* M2 跑马灯 */
.marquee-section {
  background: var(--c-primary);
  display: flex; align-items: center; gap: 0; overflow: hidden;
  padding: 10px 0;
}
.marquee-label {
  background: var(--c-accent); color: #102A43;
  font-size: 10px; font-weight: 800;
  padding: 5px 10px; flex-shrink: 0; z-index: 1;
  border-radius: 0 4px 4px 0;
  margin-right: 10px;
}
.marquee-label i { margin-right: 4px; }
.marquee-track { overflow: hidden; flex: 1; }
.marquee-inner {
  display: flex; gap: 36px;
  white-space: nowrap;
  animation: marqueeMv 32s linear infinite;
}
.mi { font-size: 12px; color: rgba(255,255,255,.9); flex-shrink: 0; }
.mi b { color: var(--c-accent); }
@keyframes marqueeMv { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* M3 · 信任背书（背景：pic-guide.md c02 · CBD_149） */
.trust-section {
  background-color: var(--c-card);
  background-image: linear-gradient(180deg, rgba(250, 251, 252, 0.94) 0%, rgba(250, 251, 252, 0.97) 100%),
    url('../pic/bg-city/CBD_149-38f824613e.jpg');
  background-size: cover;
  background-position: center top;
}
.trust-compare {
  background: var(--c-bg); border: 1px solid var(--c-border);
  border-radius: var(--radius); overflow: hidden; margin-bottom: 22px;
}
.compare-header, .compare-row {
  display: grid; grid-template-columns: 1fr 1.15fr 1.15fr;
  padding: 10px 12px;
}
.compare-header {
  background: var(--c-bg2); font-size: 11px; font-weight: 700;
}
.compare-row { border-top: 1px solid var(--c-border); font-size: 12px; }
.compare-item { color: var(--c-sub); }
.col-us { color: var(--c-cta); font-weight: 700; text-align: center; }
.col-other { color: #9E9E9E; text-align: center; }

.trust-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.trust-list li {
  display: flex; align-items: flex-start; gap: 10px;
  background: #F1F8E9; border-radius: var(--radius-sm);
  padding: 12px 14px; font-size: 13px; color: var(--c-text);
  border: 1px solid #DCEDC8;
}
.tl-icon {
  color: var(--c-success); flex-shrink: 0; width: 18px; text-align: center;
}

/* M5 */
.services-section { background: var(--c-bg); }
.services-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
}
.svc-card {
  background: var(--c-card);
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius);
  padding: 16px 12px; display: flex; flex-direction: column;
  gap: 6px; position: relative; overflow: hidden;
  transition: transform .2s, box-shadow .2s, border-color .2s;
  cursor: pointer;
}
.svc-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--c-cta); }
.svc-card.svc-hot {
  border-color: var(--c-cta);
  background: linear-gradient(145deg, #fff, #E8EEF5);
}
.svc-tag-hot {
  position: absolute; top: 0; right: 0;
  background: var(--c-cta); color: #fff;
  font-size: 10px; font-weight: 700;
  padding: 3px 8px; border-radius: 0 var(--radius-sm) 0 10px;
}
.svc-icon { font-size: 24px; color: var(--c-cta); }
.svc-name { font-size: 15px; font-weight: 800; color: var(--c-text); }
.svc-desc { font-size: 12px; color: var(--c-sub); line-height: 1.45; }
.svc-meta {
  display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px;
}
.svc-meta span {
  font-size: 10px; background: var(--c-bg2);
  color: var(--c-cta-d); padding: 2px 8px;
  border-radius: 4px; font-weight: 600;
}

/* M4 */
.reviews-section { background: var(--c-card); }
.reviews-slider {
  overflow-x: auto; display: flex; gap: 14px; scroll-snap-type: x mandatory;
  padding-bottom: 12px;
}
.reviews-slider::-webkit-scrollbar { height: 4px; }
.reviews-slider::-webkit-scrollbar-thumb { background: var(--c-border); border-radius: 2px; }
.review-card {
  flex-shrink: 0; width: calc(100vw - 64px); max-width: 400px;
  background: var(--c-bg); border: 1px solid var(--c-border);
  border-radius: var(--radius-lg); padding: 18px;
  scroll-snap-align: start;
}
.rv-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.rv-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--c-primary); color: #fff;
  font-size: 15px; font-weight: 800;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.rv-avatar.rv-f { background: var(--c-cta); }
.rv-name { font-size: 14px; font-weight: 700; }
.rv-stars { font-size: 12px; margin-top: 2px; color: #F9A825; }
.rv-badge {
  margin-left: auto; background: var(--c-bg2); color: var(--c-cta-d);
  font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 4px;
  white-space: nowrap;
}
.rv-text { font-size: 13px; color: var(--c-sub); line-height: 1.7; margin-bottom: 10px; }
.rv-time { font-size: 11px; color: #90A4AE; text-align: right; }
.slider-dots { display: flex; justify-content: center; gap: 6px; padding-top: 12px; }
.slider-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--c-border); transition: .3s; }
.slider-dot.active { background: var(--c-cta); width: 18px; border-radius: 3px; }

/* M6 */
.process-section { background: var(--c-bg); }
.process-steps { display: flex; flex-direction: column; gap: 0; }
.step-item {
  background: var(--c-card); border-radius: var(--radius);
  border-left: 4px solid var(--c-cta);
  padding: 16px 16px;
  display: grid;
  grid-template-columns: 44px 1fr auto;
  grid-template-rows: auto auto;
  column-gap: 12px; row-gap: 2px;
  align-items: center; margin-bottom: 10px;
  box-shadow: var(--shadow);
}
.step-num {
  grid-row: 1 / 3; grid-column: 1;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--c-primary); color: #fff;
  font-size: 13px; font-weight: 900;
  display: flex; align-items: center; justify-content: center;
}
.step-title { font-size: 15px; font-weight: 800; color: var(--c-text); grid-column: 2; }
.step-desc { font-size: 12px; color: var(--c-sub); grid-column: 2; }
.step-time {
  grid-row: 1 / 3; grid-column: 3;
  font-size: 11px; color: var(--c-cta); font-weight: 700;
  white-space: nowrap; text-align: right;
}
.process-tip {
  background: #E3F2FD; border-radius: var(--radius-sm);
  padding: 12px 14px; margin-top: 6px;
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; color: var(--c-cta-d);
  border: 1px solid #BBDEFB;
}
.process-tip strong { color: var(--c-primary); }

/* M7 */
.security-section {
  background: linear-gradient(160deg, #102A43 0%, #1565C0 55%, #0D47A1 100%);
}
.security-section .sec-title { color: #fff; }
.security-section .sec-title i { color: var(--c-accent); }
.security-section .sec-sub { color: rgba(255,255,255,.78); }
.security-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 20px;
}
.sec-card {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: var(--radius); padding: 16px 12px;
  text-align: center; backdrop-filter: blur(4px);
}
.sec-ico { font-size: 22px; margin-bottom: 8px; color: var(--c-accent); }
.sec-label { font-size: 13px; font-weight: 700; color: #fff; margin-bottom: 4px; }
.sec-text { font-size: 11px; color: rgba(255,255,255,.72); line-height: 1.45; }
.security-badge {
  display: flex; flex-wrap: wrap; gap: 8px; justify-content: center;
}
.security-badge span {
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.28);
  color: #fff; font-size: 11px; font-weight: 600;
  padding: 6px 12px; border-radius: 50px;
}
.security-badge i { margin-right: 5px; color: var(--c-accent); }

/* M8 */
.faq-section { background: var(--c-card); }
.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item {
  border: 1.5px solid var(--c-border); border-radius: var(--radius);
  overflow: hidden; transition: border-color .2s;
}
.faq-item.open { border-color: var(--c-cta); }
.faq-q {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px; cursor: pointer;
  font-size: 14px; font-weight: 700; color: var(--c-text);
  background: var(--c-card); gap: 8px;
}
.faq-item.open .faq-q { background: #E3F2FD; color: var(--c-cta-d); }
.faq-arrow { font-size: 11px; transition: transform .3s; flex-shrink: 0; }
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-a {
  display: none; padding: 12px 16px 14px;
  font-size: 13px; color: var(--c-sub); line-height: 1.7;
  border-top: 1px solid var(--c-border); background: #FAFBFC;
}
.faq-a strong { color: var(--c-cta-d); }

/* M13 */
.conditions-section { background: var(--c-bg); }
.check-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.check-item {
  background: var(--c-card); border: 1.5px solid var(--c-border);
  border-radius: var(--radius); padding: 14px 16px;
  display: flex; align-items: center; gap: 14px; cursor: pointer;
  transition: border-color .2s, background .2s;
}
.check-item.checked { border-color: var(--c-cta); background: #E8EAF6; }
.chk-box {
  font-size: 22px; flex-shrink: 0; width: 28px; text-align: center;
}
.check-item.checked .chk-box { color: var(--c-cta); }
.chk-title { font-size: 14px; font-weight: 700; margin-bottom: 3px; }
.chk-sub { font-size: 12px; color: var(--c-sub); }
.check-result {
  text-align: center; padding: 24px;
  background: linear-gradient(135deg, #E8EAF6, #E3F2FD);
  border-radius: var(--radius-lg); border: 2px solid var(--c-cta);
  margin-bottom: 16px; animation: fadeUp .4s ease;
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.cr-icon { font-size: 36px; margin-bottom: 8px; color: var(--c-cta); }
.cr-text { font-size: 16px; font-weight: 800; color: var(--c-text); margin-bottom: 16px; }
.btn-cta-fill {
  display: inline-block;
  background: linear-gradient(135deg, var(--c-cta), var(--c-cta-d));
  color: #fff; font-size: 15px; font-weight: 700;
  padding: 14px 32px; border-radius: 50px;
  box-shadow: 0 4px 16px rgba(21, 101, 192, .35);
}
.conditions-note {
  text-align: center; font-size: 13px; color: var(--c-sub);
}
.conditions-note a { color: var(--c-cta); font-weight: 600; }

/* M9 */
.about-section { background: var(--c-card); }
.about-stats {
  display: flex; justify-content: space-around; margin-bottom: 22px;
  background: var(--c-bg); border-radius: var(--radius-lg); padding: 20px 14px;
  border: 1px solid var(--c-border);
}
.ab-stat { text-align: center; }
.ab-num {
  font-size: 26px; font-weight: 900; color: var(--c-primary);
}
.ab-num span { font-size: 15px; font-weight: 700; }
.ab-label { font-size: 11px; color: var(--c-sub); margin-top: 4px; }
.about-text {
  font-size: 14px; color: var(--c-sub); line-height: 1.85;
  margin-bottom: 18px;
}
.about-text strong { color: var(--c-cta-d); }
.about-promises {
  display: flex; flex-direction: column; gap: 8px;
}
.about-promises span {
  background: var(--c-bg); border-radius: var(--radius-sm);
  padding: 10px 14px; font-size: 13px; font-weight: 600;
  color: var(--c-text); border: 1px solid var(--c-border);
}
.about-promises i { margin-right: 8px; color: var(--c-cta); }

/* M10 */
.contact-section {
  background: linear-gradient(135deg, var(--c-bg), #E2E8F0);
}
.contact-card {
  background: var(--c-card); border-radius: var(--radius-lg);
  padding: 22px; box-shadow: var(--shadow-md);
  margin-bottom: 16px;
  border: 1px solid var(--c-border);
}
.contact-avatar {
  display: flex; align-items: center; gap: 14px; margin-bottom: 18px;
  padding-bottom: 16px; border-bottom: 1px solid var(--c-border);
}
.ca-photo {
  width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-cta));
  color: #fff; font-size: 20px; font-weight: 900;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.ca-name { font-size: 17px; font-weight: 800; margin-bottom: 4px; }
.ca-title { font-size: 12px; color: var(--c-sub); margin-bottom: 6px; }
.ca-online { display: flex; align-items: center; gap: 5px; font-size: 12px; color: var(--c-success); font-weight: 600; }
.online-dot { width: 7px; height: 7px; background: var(--c-success); border-radius: 50%; animation: pulseDot 1.5s infinite; }
.contact-methods { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.cm-row {
  display: flex; align-items: center; gap: 10px;
  background: var(--c-bg); border-radius: var(--radius-sm);
  padding: 12px 14px; border: 1px solid var(--c-border);
}
.cm-icon { font-size: 20px; flex-shrink: 0; color: var(--c-cta); }
.cm-body { flex: 1; min-width: 0; }
.cm-label { font-size: 11px; color: var(--c-sub); margin-bottom: 2px; }
.cm-val { font-size: 15px; font-weight: 700; color: var(--c-text); word-break: break-all; }
.btn-copy {
  background: var(--contact-btn-bg, var(--c-cta)); color: #fff; border: none;
  border-radius: 8px; padding: 7px 12px; font-size: 12px; font-weight: 700;
  cursor: pointer; flex-shrink: 0; transition: background .15s;
  display: inline-block; text-align: center;
}
.btn-copy:hover { background: var(--c-cta-d); color: #fff; }
.contact-tags {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px;
}
.contact-tags span {
  font-size: 12px; color: var(--c-sub);
  background: var(--c-bg); padding: 4px 10px; border-radius: 4px;
  border: 1px solid var(--c-border);
}
.contact-tags i { margin-right: 5px; color: var(--c-cta); }
.btn-contact-main {
  display: block; text-align: center;
  background: linear-gradient(135deg, var(--c-primary), var(--c-cta));
  color: #fff; font-size: 16px; font-weight: 800;
  padding: 15px; border-radius: 50px;
  box-shadow: 0 4px 16px rgba(16, 42, 67, .3);
}
.btn-contact-main i { margin-right: 8px; }
.contact-tips { display: flex; flex-direction: column; gap: 10px; }
.ct-item { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; color: var(--c-sub); }
.ct-icon { font-size: 15px; color: var(--c-cta); flex-shrink: 0; margin-top: 2px; }

/* M11 */
.footer {
  background: #0d1b2a; color: rgba(255,255,255,.68);
  padding: 36px 0 24px;
}
.footer-logo i { margin-right: 8px; color: var(--c-accent); }
.footer-top { display: flex; flex-direction: column; gap: 16px; margin-bottom: 20px; }
.footer-logo { font-size: 16px; font-weight: 800; color: #fff; display: block; margin-bottom: 6px; }
.footer-brief { font-size: 12px; color: rgba(255,255,255,.5); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 12px; }
.footer-nav a { font-size: 13px; color: rgba(255,255,255,.65); transition: color .2s; }
.footer-nav a:hover { color: var(--c-accent); }
.footer-links {
  font-size: 12px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  margin-bottom: 16px; color: rgba(255,255,255,.45);
}
.footer-links a { color: rgba(255,255,255,.55); }
.footer-links a:hover { color: var(--c-accent); }
.footer-disclaimer {
  font-size: 11px; color: rgba(255,255,255,.38);
  line-height: 1.7; margin-bottom: 16px;
}
.footer-bottom {
  font-size: 11px; color: rgba(255,255,255,.28);
  padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08);
}

/* F3-A · 移动端底部悬浮条 */
.float-bottom {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
  display: flex; box-shadow: 0 -2px 12px rgba(0,0,0,.12);
  max-width: 480px; margin: 0 auto;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.float-btn {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 10px; font-size: 14px; font-weight: 700; color: #fff;
}
.float-call { background: var(--c-primary); }
.float-wechat { background: var(--c-cta); }
.float-icon { font-size: 17px; }
.pulse-ico { animation: pulseIco 1.5s infinite; }
@keyframes pulseIco { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.15); } }

/* F4 */
.btn-to-bottom {
  position: fixed; right: 16px; bottom: 80px; z-index: 91;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--c-cta); color: #fff; border: none;
  font-size: 18px; cursor: pointer; box-shadow: var(--shadow-md);
  display: flex; align-items: center; justify-content: center;
  transition: opacity .3s, transform .3s;
  opacity: 0; transform: translateY(10px);
}
.btn-to-bottom.visible { opacity: 1; transform: none; }

button { font-family: inherit; }

.fade-in { opacity: 0; transform: translateY(16px); transition: opacity .55s ease, transform .55s ease; }
.fade-in.visible { opacity: 1; transform: none; }

body { padding-bottom: calc(56px + env(safe-area-inset-bottom, 0px)); }

@media (min-width: 481px) {
  .container { max-width: 640px; padding: 0 24px; }
  .hero-body { max-width: 560px; margin: 0 auto; }
  .float-bottom { max-width: 640px; left: 50%; transform: translateX(-50%); right: auto; }

  /* ── 桌面导航：横向平铺 ── */
  .nav-inner { max-width: 640px; }

  /* 桌面端 logo 固定左侧，取消手机端的 margin-right:auto
     （由 nav-links flex:1 撑开中间区域） */
  .nav-logo { flex: 0 0 auto; margin-right: 0; }

  /* 导航链接横排居中，覆盖手机端的 absolute/display:none */
  .nav-links {
    display: flex !important;        /* 始终显示，覆盖 .open 逻辑 */
    position: static;                /* 退出绝对定位，回归文档流 */
    flex: 1;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    box-shadow: none;
    z-index: auto;
  }
  .nav-links a {
    padding: 6px 12px;
    border-bottom: none;
    border-radius: 6px;
    font-size: 13px;
  }
  .nav-links a:hover { background: var(--c-bg2); }
  /* 桌面端图标占空间，隐藏保持紧凑 */
  .nav-links a i { display: none; }

  /* 汉堡按钮桌面隐藏 */
  .nav-toggle { display: none; }
}