/* ══════════════════════════════════════════
   UI 风格：09 电商促销风
   主色 #C0392B · 行动色 #E74C3C · 背景 #FFF8F0 · 点缀橙 #FF6D00
   结构：方案09 极速转化型 · M1-A02 卖点标签+双CTA · M5-C 列表对比式
   ══════════════════════════════════════════ */

:root {
  --c-primary:   #C0392B;
  --c-primary-d: #A93226;
  --c-cta:       #E74C3C;
  --c-cta-d:     #CB4335;
  --c-accent:    #FF6D00;
  --c-accent-d:  #E65100;
  --c-bg:        #FFF8F0;
  --c-bg2:       #FEF0E6;
  --c-card:      #FFFFFF;
  --c-text:      #2C1810;
  --c-sub:       #7D5A4F;
  --c-border:    #F0D5C8;
  --c-success:   #27AE60;
  --c-warn:      #E67E22;
  --radius-sm:   6px;
  --radius:      12px;
  --radius-lg:   20px;
  --shadow:      0 2px 12px rgba(192,57,43,.08);
  --shadow-md:   0 6px 24px rgba(192,57,43,.15);
}

*, *::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;
  padding-bottom: calc(56px + env(safe-area-inset-bottom, 0px));
}
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: 48px 0; }
.section-header { text-align: center; margin-bottom: 28px; }
.sec-title {
  font-size: 20px; font-weight: 800; color: var(--c-text);
  margin-bottom: 6px; 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 ══ */
.navbar {
  background: var(--c-primary);
  border-bottom: 2px solid var(--c-accent);
  position: sticky; top: 0; z-index: 100;
  box-shadow: 0 2px 12px rgba(192,57,43,.3);
  display: block !important;
  padding: 0 !important;
}
.nav-inner {
  max-width: 480px; margin: 0 auto; padding: 0 14px;
  height: 52px; display: flex; align-items: center; gap: 8px;
  position: relative;
}
.nav-logo {
  display: flex; align-items: center; gap: 7px;
  font-size: 14px; font-weight: 800; color: #fff;
  flex-shrink: 0; margin-right: auto;
}
.logo-icon { font-size: 20px; color: #FFB347; flex-shrink: 0; }
.nav-links {
  display: none; flex-direction: column;
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--c-primary);
  border-top: 1px solid rgba(255,255,255,.15);
  box-shadow: 0 8px 20px rgba(0,0,0,.2);
  z-index: 200; padding: 6px 0;
}
.nav-links.open { display: flex; }
.nav-links a {
  padding: 11px 20px; font-size: 14px; font-weight: 600;
  color: rgba(255,255,255,.9); display: flex; align-items: center; gap: 8px;
}
.nav-links a:hover { background: rgba(255,255,255,.1); }
.nav-links a i { color: #FFB347; font-size: 13px; }
.btn-cta-nav {
  background: #fff; color: var(--c-primary);
  border: none; border-radius: 50px;
  padding: 7px 14px; font-size: 12px; font-weight: 800;
  white-space: nowrap; cursor: pointer; flex-shrink: 0;
}
.nav-toggle {
  background: none; border: none; cursor: pointer;
  display: flex; flex-direction: column; justify-content: center;
  gap: 5px; width: 36px; height: 36px; flex-shrink: 0;
}
.nav-toggle span {
  display: block; height: 2px; border-radius: 2px;
  background: rgba(255,255,255,.9); transition: all .28s;
}
.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); }

@media (min-width: 481px) {
  .nav-logo { margin-right: 0; }
  .nav-links {
    display: flex !important; flex-direction: row; position: static;
    background: none; border: none; box-shadow: none;
    padding: 0; flex: 1; justify-content: center; gap: 4px;
  }
  .nav-links a { padding: 4px 10px; font-size: 13px; }
  .nav-links a i { display: none; }
  .nav-toggle { display: none; }
}

/* ══ M1 英雄区（F2 正确写法：.hero 不用 flex 居中整块） ══ */
.hero {
  position: relative; min-height: 90vh; overflow: hidden;
  background: url('../pic/hero/jimeng-2025-12-11-3529.jpg') center/cover no-repeat;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(160deg, rgba(120,20,10,.75) 0%, rgba(192,57,43,.6) 50%, rgba(230,109,0,.45) 100%);
}
.hero-content {
  position: relative; z-index: 5; width: 100%; min-height: 90vh;
  display: flex; flex-direction: column; text-align: center;
}
.hero-body {
  flex: 1;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 88px 20px 48px;
}
/* F2 合规浮层 */
.compliance-bar {
  position: absolute; top: 0; left: 0; right: 0; z-index: 10;
  background: rgba(0,0,0,.4); backdrop-filter: blur(4px);
  color: rgba(255,255,255,.88); font-size: 11px;
  padding: 8px 14px; display: flex; align-items: center; gap: 8px;
}
.compliance-bar > span { flex: 1; line-height: 1.5; }
.compliance-bar i { color: #FFB347; margin-right: 4px; }
.compliance-close {
  background: rgba(255,255,255,.18); border: none; color: #fff;
  width: 22px; height: 22px; border-radius: 50%; cursor: pointer;
  font-size: 14px; line-height: 22px; text-align: center; flex-shrink: 0;
}

.hero-promo-bar {
  display: inline-flex; align-items: center; gap: 6px;
  background: linear-gradient(90deg, var(--c-accent), #FFB347);
  color: #fff; border-radius: 50px;
  padding: 5px 16px; font-size: 12px; font-weight: 700;
  margin-bottom: 16px;
  animation: promoPulse 2s ease-in-out infinite;
}
@keyframes promoPulse {
  0%,100% { box-shadow: 0 2px 12px rgba(255,109,0,.5); }
  50% { box-shadow: 0 4px 20px rgba(255,109,0,.8), 0 0 0 6px rgba(255,109,0,.12); }
}
.hero-title {
  font-size: 28px; font-weight: 900; color: #fff;
  line-height: 1.2; margin-bottom: 10px; letter-spacing: -.4px;
}
.hero-title em { color: #FFE082; font-style: normal; }
.hero-sub {
  font-size: 13px; color: rgba(255,255,255,.85);
  margin-bottom: 22px; line-height: 1.6;
}
.hero-tags {
  display: flex; flex-wrap: wrap; gap: 8px;
  justify-content: center; margin-bottom: 24px;
}
.hero-tag {
  background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.3);
  border-radius: 50px; padding: 5px 13px;
  font-size: 12px; color: rgba(255,255,255,.92); font-weight: 600;
}
.hero-tag i { color: #86EFAC; margin-right: 4px; }
.hero-cta-group {
  display: flex; gap: 10px; width: 100%; max-width: 320px;
}
.btn-hero-main {
  flex: 2; display: flex; align-items: center; justify-content: center; gap: 7px;
  background: linear-gradient(135deg, var(--c-accent), #FFB347);
  color: #fff; border: none; border-radius: 50px;
  padding: 14px 0; font-size: 15px; font-weight: 800; cursor: pointer;
  box-shadow: 0 4px 18px rgba(230,109,0,.5);
}
.btn-hero-sub {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px;
  background: rgba(255,255,255,.18); backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,.35); color: #fff;
  border-radius: 50px; padding: 14px 0;
  font-size: 13px; font-weight: 700; cursor: pointer;
}
.hero-hint { font-size: 11px; color: rgba(255,255,255,.58); margin-top: 12px; }

/* ══ M2 跑马灯 ══ */
.ticker-wrap {
  background: linear-gradient(90deg, var(--c-primary-d) 0%, var(--c-cta) 100%);
  overflow: hidden; padding: 10px 0;
}
.ticker-inner { display: flex; animation: tickerScroll 30s linear infinite; white-space: nowrap; }
.ticker-item {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 0 22px; font-size: 12px; color: rgba(255,255,255,.92); flex-shrink: 0;
}
.ticker-item i { color: #FFE082; }
.ticker-dot { color: rgba(255,255,255,.3); }
@keyframes tickerScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ══ M5 服务项目 C类 列表对比式 ══ */
.svc-compare-table { width: 100%; border-collapse: collapse; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); }
.svc-compare-table th {
  background: linear-gradient(90deg, var(--c-primary), var(--c-cta));
  color: #fff; padding: 11px 10px; font-size: 12px; font-weight: 700; text-align: left;
}
.svc-compare-table td {
  padding: 11px 10px; font-size: 12px; border-bottom: 1px solid var(--c-border);
  background: var(--c-card); vertical-align: middle;
}
.svc-compare-table tr:last-child td { border-bottom: none; }
.svc-compare-table tr:nth-child(even) td { background: var(--c-bg2); }
.svc-icon-sm { font-size: 18px; }
.svc-name { font-weight: 700; color: var(--c-text); }
.svc-amt { color: var(--c-cta); font-weight: 700; }
.svc-speed { color: var(--c-success); font-weight: 600; }
.badge-hot {
  display: inline-block; background: var(--c-cta); color: #fff;
  font-size: 9px; font-weight: 700; border-radius: 4px;
  padding: 1px 5px; margin-left: 4px; vertical-align: middle;
}
.svc-img-strip {
  display: flex; gap: 8px; overflow-x: auto; margin-top: 14px; padding-bottom: 4px;
  scrollbar-width: none;
}
.svc-img-strip::-webkit-scrollbar { display: none; }
.svc-img-strip img {
  width: 72px; height: 72px; object-fit: cover;
  border-radius: 10px; flex-shrink: 0;
  border: 2px solid var(--c-border);
}

/* ══ M13 套现条件 ══ */
.condition-section { background: var(--c-bg2); }
.condition-list { display: flex; flex-direction: column; gap: 8px; }
.condition-row {
  display: flex; align-items: center; gap: 12px;
  background: var(--c-card); border-radius: var(--radius);
  padding: 12px 16px; border-left: 4px solid var(--c-cta);
  box-shadow: var(--shadow);
}
.condition-row-icon { font-size: 22px; flex-shrink: 0; }
.condition-row-body { flex: 1; }
.condition-row-title { font-size: 13px; font-weight: 700; margin-bottom: 2px; }
.condition-row-desc { font-size: 11px; color: var(--c-sub); }
.condition-ok-badge {
  background: #DCFCE7; color: var(--c-success);
  border-radius: 50px; padding: 3px 10px; font-size: 10px; font-weight: 700; flex-shrink: 0;
}

/* ══ M6 流程 ══ */
.process-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.process-card {
  background: var(--c-card); border-radius: var(--radius);
  padding: 16px 14px; text-align: center;
  border: 1px solid var(--c-border); box-shadow: var(--shadow);
  position: relative;
}
.process-num {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-cta), var(--c-accent));
  color: #fff; font-size: 16px; font-weight: 900;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 10px; box-shadow: 0 3px 10px rgba(231,76,60,.3);
}
.process-title { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.process-desc { font-size: 11px; color: var(--c-sub); line-height: 1.5; }
.process-arrow {
  position: absolute; right: -6px; top: 50%; transform: translateY(-50%);
  color: var(--c-cta); font-size: 14px; z-index: 1;
}

/* ══ M10 联系方式 ══ */
.contact-section { background: linear-gradient(140deg, var(--c-primary) 0%, var(--c-cta) 60%, var(--c-accent) 100%); }
.contact-wrap { text-align: center; padding: 4px 0 8px; }
.contact-title { font-size: 22px; font-weight: 900; color: #fff; margin-bottom: 4px; }
.contact-sub-text { font-size: 12px; color: rgba(255,255,255,.75); margin-bottom: 20px; }
.contact-card {
  background: rgba(255,255,255,.12); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.2); border-radius: var(--radius-lg);
  padding: 20px 18px; margin-bottom: 12px;
}
.contact-row {
  display: flex; align-items: center; gap: 12px;
  background: rgba(255,255,255,.1); border-radius: var(--radius);
  padding: 12px 14px; margin-bottom: 10px;
}
.contact-ico { font-size: 22px; flex-shrink: 0; }
.contact-info { flex: 1; min-width: 0; }
.contact-lbl { font-size: 10px; color: rgba(255,255,255,.6); }
.contact-val { font-size: 15px; font-weight: 800; color: #fff; word-break: break-all; }
.btn-copy {
  background: rgba(255,255,255,.2); border: 1px solid rgba(255,255,255,.3);
  color: #fff; border-radius: 8px; padding: 6px 12px;
  font-size: 11px; font-weight: 700; cursor: pointer; white-space: nowrap; flex-shrink: 0;
}
.contact-img {
  width: 100%; border-radius: var(--radius);
  margin-top: 14px; max-height: 120px; object-fit: cover;
}
.btn-contact-cta {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  background: #fff; color: var(--c-cta);
  border: none; border-radius: 50px; padding: 14px 28px;
  font-size: 16px; font-weight: 800; width: 100%; cursor: pointer;
  margin-top: 14px; box-shadow: 0 4px 16px rgba(0,0,0,.2);
}

/* ══ M3 信任背书 ══ */
.trust-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.trust-card {
  background: var(--c-card); border-radius: var(--radius);
  padding: 18px 12px; text-align: center;
  border-top: 3px solid var(--c-cta); box-shadow: var(--shadow);
}
.trust-num { font-size: 28px; font-weight: 900; color: var(--c-cta); line-height: 1; }
.trust-unit { font-size: 12px; color: var(--c-sub); }
.trust-label { font-size: 11px; color: var(--c-sub); margin-top: 5px; }
.trust-img { margin-top: 20px; border-radius: var(--radius-lg); overflow: hidden; }
.trust-img img { width: 100%; height: 160px; object-fit: cover; }

/* ══ M4 用户口碑 ══ */
.review-list { display: flex; flex-direction: column; gap: 12px; }
.review-card {
  background: var(--c-card); border-radius: var(--radius);
  padding: 16px; border: 1px solid var(--c-border); box-shadow: var(--shadow);
}
.review-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.review-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-cta), var(--c-accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; color: #fff; font-weight: 800; flex-shrink: 0;
}
.review-name { font-size: 13px; font-weight: 700; }
.review-city { font-size: 11px; color: var(--c-sub); }
.review-stars { color: #F59E0B; font-size: 12px; margin-left: auto; }
.review-amount {
  display: inline-flex; align-items: center; gap: 4px;
  background: #DCFCE7; color: var(--c-success);
  border-radius: 50px; padding: 3px 10px; font-size: 11px; font-weight: 700; margin-bottom: 7px;
}
.review-text { font-size: 13px; color: var(--c-sub); line-height: 1.6; }

/* ══ M7 隐私安全 ══ */
.privacy-section { background: var(--c-bg2); }
.privacy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.privacy-card {
  background: var(--c-card); border-radius: var(--radius);
  padding: 16px 12px; text-align: center; box-shadow: var(--shadow);
}
.privacy-ico {
  width: 44px; height: 44px; border-radius: 14px;
  background: linear-gradient(135deg, var(--c-cta), var(--c-accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: #fff; margin: 0 auto 10px;
}
.privacy-title { font-size: 13px; font-weight: 700; margin-bottom: 4px; }
.privacy-desc { font-size: 11px; color: var(--c-sub); line-height: 1.5; }

/* ══ M8 FAQ ══ */
.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item { background: var(--c-card); border-radius: var(--radius); border: 1px solid var(--c-border); overflow: hidden; }
.faq-q {
  padding: 14px 16px; font-size: 14px; font-weight: 700;
  display: flex; justify-content: space-between; align-items: center; cursor: pointer;
}
.faq-q i { color: var(--c-cta); font-size: 13px; transition: transform .25s; }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a {
  display: none; padding: 0 16px 14px;
  font-size: 13px; color: var(--c-sub); line-height: 1.7;
  border-top: 1px solid var(--c-border);
}
.faq-item.open .faq-a { display: block; }

/* ══ M9 平台简介 ══ */
.about-intro {
  font-size: 14px; color: var(--c-sub); line-height: 1.8;
  margin-bottom: 16px; text-align: center;
}
.about-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-bottom: 16px; }
.about-stat {
  background: var(--c-card); border-radius: var(--radius);
  padding: 14px 8px; text-align: center; box-shadow: var(--shadow);
}
.about-num { font-size: 22px; font-weight: 900; color: var(--c-cta); }
.about-lbl { font-size: 11px; color: var(--c-sub); margin-top: 3px; }

/* ══ M11 页脚 ══ */
footer { background: var(--c-primary); color: rgba(255,255,255,.8); padding: 28px 0 20px; }
.footer-logo { font-size: 15px; font-weight: 800; color: #fff; margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.footer-logo i { color: #FFB347; }
.footer-desc { font-size: 12px; line-height: 1.7; margin-bottom: 14px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
.footer-links a { font-size: 11px; color: rgba(255,255,255,.6); }
.footer-links a:hover { color: #FFB347; }
.footer-disclaimer { font-size: 10px; color: rgba(255,255,255,.4); line-height: 1.7; border-top: 1px solid rgba(255,255,255,.12); padding-top: 14px; }
.footer-bottom { font-size: 11px; color: rgba(255,255,255,.45); margin-top: 10px; text-align: center; }

/* ══ 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,.15);
  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-accent); }
.float-icon { font-size: 17px; }

/* ══ F4 到底按钮 ══ */
.btn-to-bottom {
  position: fixed; right: 16px; bottom: 80px; z-index: 89;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--c-cta); color: #fff; border: none;
  font-size: 16px; cursor: pointer;
  box-shadow: 0 3px 10px rgba(231,76,60,.4);
}