/* ============ 星诚福科技 官网样式 · 高端商务版（深蓝 × 香槟金） ============ */
:root {
  --navy-900: #081a35;
  --navy-800: #0b2347;
  --navy-700: #0d2f66;
  --navy-600: #123a70;
  --navy-500: #1d5ab8;
  --gold: #c9a45c;
  --gold-light: #e8cf9a;
  --gold-deep: #a8842f;
  --ivory: #f8f6f1;
  --white: #ffffff;
  --text: #23272f;
  --text-muted: #6b7280;
  --border: #e7e3d8;
  --radius: 14px;
  --shadow: 0 10px 34px rgba(8, 26, 53, 0.10);
  --shadow-hover: 0 18px 48px rgba(8, 26, 53, 0.18);
  --serif: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--ivory);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ============ 顶部导航 ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-light), var(--gold-deep));
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 11px; }
.logo svg { width: 40px; height: 40px; }
.logo-name { font-size: 20px; font-weight: 800; color: var(--navy-800); letter-spacing: 2px; font-family: var(--serif); }
.logo-sub { font-size: 10.5px; color: var(--gold-deep); letter-spacing: 1.5px; }

.main-nav { display: flex; align-items: center; gap: 8px; }
.main-nav a {
  padding: 9px 18px;
  font-size: 15px;
  color: var(--text);
  letter-spacing: 1px;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}
.main-nav a:hover { color: var(--navy-600); }
.main-nav a.active { color: var(--navy-700); font-weight: 700; border-bottom-color: var(--gold); }

.auth-area { display: flex; align-items: center; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: none; border-radius: 8px;
  padding: 11px 26px; font-size: 15px; font-weight: 600;
  letter-spacing: 1px;
  transition: all 0.25s;
}
.btn-primary { background: linear-gradient(135deg, var(--navy-700), var(--navy-500)); color: #fff; }
.btn-primary:hover { opacity: 0.92; transform: translateY(-1px); }
.btn-gold { background: linear-gradient(135deg, var(--gold-deep), var(--gold)); color: #fff; }
.btn-gold:hover { opacity: 0.92; transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--gold-light); border: 1.5px solid var(--gold-light); }
.btn-outline:hover { background: rgba(232, 207, 154, 0.14); }
.btn-outline-dark { background: transparent; color: var(--navy-700); border: 1.5px solid var(--navy-700); }
.btn-outline-dark:hover { background: var(--navy-700); color: #fff; }
.btn-ghost { background: transparent; color: var(--text-muted); padding: 8px 12px; }
.btn-ghost:hover { color: var(--navy-600); }
.btn-lg { padding: 14px 34px; font-size: 16px; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }

.user-chip { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--navy-800); font-weight: 600; }
.user-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--navy-700), var(--navy-500));
  color: var(--gold-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-family: var(--serif);
}

/* ============ Hero（居中式 · 深蓝金） ============ */
.hero {
  position: relative;
  background:
    linear-gradient(rgba(8, 26, 53, 0.84), rgba(8, 26, 53, 0.9)),
    url("../images/mall.png") center 40% / cover no-repeat;
  color: #fff;
  padding: 118px 0 150px;
  text-align: center;
  overflow: hidden;
}
.hero::before, .hero::after {
  content: "";
  position: absolute;
  width: 340px; height: 340px;
  border-radius: 50%;
  border: 1px solid rgba(201, 164, 92, 0.28);
}
.hero::before { left: -140px; top: -120px; }
.hero::after { right: -120px; bottom: -160px; border-width: 40px; border-color: rgba(201, 164, 92, 0.07); }
.hero-inner { position: relative; z-index: 2; max-width: 880px; margin: 0 auto; }
.hero-emblem {
  width: 66px; height: 66px;
  margin: 0 auto 26px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--navy-600), var(--navy-500));
  border: 1px solid rgba(201, 164, 92, 0.5);
  display: flex; align-items: center; justify-content: center;
}
.hero-emblem svg { width: 42px; height: 42px; }
.hero-tag {
  display: inline-block;
  color: var(--gold-light);
  font-size: 15px;
  letter-spacing: 8px;
  margin-bottom: 18px;
  font-family: var(--serif);
}
.hero-tag::before, .hero-tag::after { content: "—"; margin: 0 14px; color: rgba(201, 164, 92, 0.6); }
.hero h1 {
  font-size: 52px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: 6px;
  font-family: var(--serif);
}
.hero h1 .accent { color: var(--gold-light); }
.hero p.lead {
  margin: 26px auto 0;
  font-size: 17px;
  color: rgba(255, 255, 255, 0.82);
  max-width: 660px;
  letter-spacing: 1px;
}
.hero-actions { display: flex; gap: 18px; margin-top: 42px; justify-content: center; flex-wrap: wrap; }

/* Hero 数据条（上浮白卡） */
.hero-stats-wrap { position: relative; z-index: 3; margin-top: -92px; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.stat-card { padding: 30px 18px; text-align: center; border-right: 1px solid var(--border); }
.stat-card:last-child { border-right: none; }
.stat-num { font-size: 34px; font-weight: 800; color: var(--navy-700); font-family: var(--serif); letter-spacing: 1px; }
.stat-num em { font-style: normal; color: var(--gold-deep); font-size: 20px; margin-left: 2px; }
.stat-label { font-size: 14px; color: var(--text-muted); margin-top: 6px; letter-spacing: 2px; }

/* ============ 通用区块 ============ */
.section { padding: 90px 0; }
.section.alt { background: var(--white); }
.section.dark { background: linear-gradient(160deg, var(--navy-900), var(--navy-700)); }
.section-head { text-align: center; max-width: 780px; margin: 0 auto 56px; }
.section-kicker {
  display: inline-flex; align-items: center; gap: 16px;
  color: var(--gold-deep);
  font-weight: 700; font-size: 15px;
  letter-spacing: 6px;
  font-family: var(--serif);
  margin-bottom: 14px;
}
.section-kicker::before, .section-kicker::after {
  content: ""; width: 44px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
}
.section-kicker::after { background: linear-gradient(90deg, var(--gold), transparent); }
.section.dark .section-kicker { color: var(--gold-light); }
.section-title { font-size: 34px; font-weight: 800; color: var(--navy-800); letter-spacing: 4px; font-family: var(--serif); }
.section.dark .section-title { color: #fff; }
.section-desc { margin-top: 16px; color: var(--text-muted); font-size: 16px; letter-spacing: 1px; }
.section.dark .section-desc { color: rgba(255, 255, 255, 0.7); }

/* ============ 卡片网格 ============ */
.grid { display: grid; gap: 26px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

/* 核心能力（深蓝金边卡） */
.power-card {
  background: linear-gradient(160deg, var(--navy-700), var(--navy-800));
  border: 1px solid rgba(201, 164, 92, 0.35);
  border-radius: var(--radius);
  padding: 34px 28px;
  color: #fff;
  transition: all 0.3s;
}
.power-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.power-card .p-icon {
  width: 50px; height: 50px; border-radius: 12px;
  background: rgba(201, 164, 92, 0.16);
  border: 1px solid rgba(201, 164, 92, 0.4);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
}
.power-card h3 { font-size: 18px; letter-spacing: 2px; margin-bottom: 10px; font-family: var(--serif); }
.power-card h3 .no { color: var(--gold-light); font-size: 14px; margin-right: 8px; }
.power-card p { font-size: 14px; color: rgba(255, 255, 255, 0.72); }

/* 八大场景（浅色卡 · 金色编号） */
.scene-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
}
.scene-card::after {
  content: "";
  position: absolute; left: 0; bottom: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s;
}
.scene-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.scene-card:hover::after { transform: scaleX(1); }
.scene-icon {
  width: 52px; height: 52px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  background: linear-gradient(135deg, #f4ede0, #eadfc6);
  font-size: 26px;
}
.scene-no {
  position: absolute; right: 20px; top: 16px;
  font-size: 30px; font-weight: 800; color: rgba(201, 164, 92, 0.28);
  font-family: var(--serif);
}
.scene-card h3 { font-size: 18px; color: var(--navy-800); margin-bottom: 8px; letter-spacing: 1px; }
.scene-card p { font-size: 14px; color: var(--text-muted); }

/* 双平台 */
.platform-card {
  border-radius: 18px;
  padding: 44px 38px;
  color: #fff;
  position: relative;
  overflow: hidden;
  min-height: 280px;
  border: 1px solid rgba(201, 164, 92, 0.3);
}
.platform-card .tag {
  display: inline-block; padding: 5px 16px; border-radius: 999px;
  background: rgba(201, 164, 92, 0.2);
  border: 1px solid rgba(201, 164, 92, 0.45);
  color: var(--gold-light);
  font-size: 13px; margin-bottom: 18px; letter-spacing: 3px;
}
.platform-card h3 { font-size: 26px; margin-bottom: 14px; font-family: var(--serif); letter-spacing: 2px; }
.platform-card p { color: rgba(255, 255, 255, 0.85); font-size: 15px; }
.platform-card ul { margin-top: 20px; list-style: none; }
.platform-card li { font-size: 14px; padding: 5px 0; color: rgba(255, 255, 255, 0.9); }
.platform-card li::before { content: "◆"; margin-right: 10px; color: var(--gold); font-size: 11px; }
.platform-a { background: linear-gradient(150deg, var(--navy-800), var(--navy-600)); }
.platform-b { background: linear-gradient(150deg, #8a6a25, var(--gold)); }

/* 服务流程 */
.step-card { text-align: center; padding: 28px 18px; background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); }
.step-num {
  width: 50px; height: 50px; margin: 0 auto 16px; border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-deep), var(--gold));
  color: #fff; font-weight: 800; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif);
}
.step-card h3 { font-size: 17px; color: var(--navy-800); margin-bottom: 6px; letter-spacing: 2px; }
.step-card p { font-size: 13.5px; color: var(--text-muted); }

/* ============ 福利图集滚动墙 ============ */
.gallery-section { padding: 84px 0 92px; background: var(--ivory); overflow: hidden; }
.marquee { overflow: hidden; position: relative; padding: 6px 0; }
.marquee + .marquee { margin-top: 26px; }
.marquee-track { display: flex; gap: 22px; width: max-content; animation: scrollX 46s linear infinite; }
.marquee.reverse .marquee-track { animation-direction: reverse; animation-duration: 54s; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes scrollX { to { transform: translateX(-50%); } }
.gallery-item {
  position: relative;
  width: 380px; height: 238px;
  border-radius: 14px;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: var(--shadow);
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item .g-label {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 36px 20px 14px;
  background: linear-gradient(transparent, rgba(8, 26, 53, 0.85));
  color: #fff; font-size: 15px; letter-spacing: 3px; font-family: var(--serif);
}
.gallery-item .g-label em { font-style: normal; color: var(--gold-light); margin-right: 8px; }

/* ============ 金色数据带 ============ */
.gold-band { background: linear-gradient(120deg, var(--gold-deep), var(--gold) 55%, var(--gold-light)); color: #fff; padding: 62px 0; }
.gold-band .grid-4 { gap: 16px; }
.gold-stat { text-align: center; padding: 0 12px; border-right: 1px solid rgba(255, 255, 255, 0.35); }
.gold-stat:last-child { border-right: none; }
.gold-stat .num { font-size: 42px; font-weight: 800; font-family: var(--serif); letter-spacing: 1px; }
.gold-stat .num em { font-style: normal; font-size: 22px; margin-left: 2px; }
.gold-stat .label { margin-top: 6px; font-size: 14px; letter-spacing: 3px; color: rgba(255, 255, 255, 0.92); }

/* ============ 行业覆盖 / 品牌 ============ */
.industry-chips { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }
.industry-chip {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 13px 34px;
  font-size: 16px;
  color: var(--navy-800);
  letter-spacing: 2px;
  font-family: var(--serif);
  transition: all 0.25s;
}
.industry-chip:hover { border-color: var(--gold); color: var(--gold-deep); transform: translateY(-2px); box-shadow: var(--shadow); }

.brand-group { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px 28px; }
.brand-group h4 {
  font-size: 15px; color: var(--gold-deep); letter-spacing: 3px;
  margin-bottom: 14px; font-family: var(--serif);
  display: flex; align-items: center; gap: 10px;
}
.brand-group h4::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, var(--gold), transparent); }
.brand-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.brand-tag {
  background: var(--ivory);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 16px;
  font-size: 13.5px;
  color: var(--navy-800);
  transition: all 0.2s;
}
.brand-tag:hover { border-color: var(--gold); color: var(--gold-deep); }

/* ============ 客户 / 图片墙 ============ */
.clients-photo {
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  background: #fff;
}
.clients-photo img { width: 100%; }

/* ============ 新闻 ============ */
.news-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.25s;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.news-cover { height: 170px; overflow: hidden; }
.news-cover img { width: 100%; height: 100%; object-fit: cover; }
.news-body { padding: 22px 24px 26px; }
.news-date { font-size: 13px; color: var(--gold-deep); letter-spacing: 2px; }
.news-body h3 { font-size: 17px; color: var(--navy-800); margin: 8px 0; letter-spacing: 1px; }
.news-body p { font-size: 13.5px; color: var(--text-muted); }

/* ============ 页面横幅 ============ */
.page-banner {
  position: relative;
  background:
    linear-gradient(rgba(8, 26, 53, 0.78), rgba(8, 26, 53, 0.86)),
    url("../images/gift.png") center 40% / cover no-repeat;
  color: #fff;
  padding: 76px 0;
  text-align: center;
}
.page-banner::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.page-banner h1 { font-size: 38px; letter-spacing: 6px; font-family: var(--serif); }
.page-banner .crumb { margin-top: 12px; font-size: 14px; color: rgba(255, 255, 255, 0.65); letter-spacing: 2px; }
.page-banner .crumb a:hover { color: var(--gold-light); }

/* ============ 关于我们 ============ */
.about-block { display: grid; grid-template-columns: 1fr 1.1fr; gap: 52px; align-items: center; }
.about-visual {
  border-radius: 18px;
  min-height: 340px;
  background:
    radial-gradient(400px 220px at 18% 18%, rgba(201, 164, 92, 0.25), transparent 60%),
    linear-gradient(140deg, var(--navy-800), var(--navy-600));
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: #fff;
  gap: 10px;
  text-align: center;
  padding: 40px;
  border: 1px solid rgba(201, 164, 92, 0.35);
  box-shadow: var(--shadow);
}
.about-visual .v-slogan { font-size: 30px; font-weight: 800; letter-spacing: 8px; font-family: var(--serif); line-height: 1.6; }
.about-visual .v-slogan em { font-style: normal; color: var(--gold-light); }
.about-visual .v-sub { font-size: 13.5px; color: rgba(255, 255, 255, 0.65); letter-spacing: 3px; margin-top: 8px; }
.about-text h2 { font-size: 26px; color: var(--navy-800); margin-bottom: 16px; letter-spacing: 2px; font-family: var(--serif); }
.about-text p { color: var(--text-muted); margin-bottom: 12px; font-size: 15.5px; }
.about-text p strong { color: var(--navy-700); }

.value-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 28px;
  text-align: center;
  transition: all 0.25s;
}
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.value-card .icon { font-size: 34px; margin-bottom: 12px; }
.value-card h3 { font-size: 18px; color: var(--navy-800); margin-bottom: 8px; letter-spacing: 2px; font-family: var(--serif); }
.value-card p { font-size: 14px; color: var(--text-muted); }

.timeline { position: relative; max-width: 780px; margin: 0 auto; padding-left: 28px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 6px; top: 6px; bottom: 6px;
  width: 2px;
  background: linear-gradient(var(--gold), var(--navy-500));
}
.timeline-item { position: relative; padding: 0 0 34px 24px; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -28px; top: 8px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--gold);
  border: 3px solid #f0e8d5;
}
.timeline-year { font-weight: 800; color: var(--gold-deep); font-size: 17px; font-family: var(--serif); letter-spacing: 2px; }
.timeline-item h3 { font-size: 16px; margin: 4px 0; color: var(--navy-800); }
.timeline-item p { font-size: 14px; color: var(--text-muted); }

/* ============ 联系我们 ============ */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 40px; align-items: start; }
.contact-info-card {
  background: linear-gradient(150deg, var(--navy-900), var(--navy-600));
  color: #fff;
  border-radius: 18px;
  padding: 36px 32px;
  border: 1px solid rgba(201, 164, 92, 0.3);
}
.contact-info-card h3 { font-size: 20px; margin-bottom: 22px; letter-spacing: 2px; font-family: var(--serif); }
.contact-line { display: flex; gap: 14px; margin-bottom: 20px; align-items: flex-start; }
.contact-line .cicon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(201, 164, 92, 0.18);
  border: 1px solid rgba(201, 164, 92, 0.4);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-line .cicon svg { width: 20px; height: 20px; }
.contact-line .cicon.emoji { font-size: 19px; }
.contact-line .clabel { font-size: 13px; color: rgba(255, 255, 255, 0.6); letter-spacing: 1px; }
.contact-line .cvalue { font-size: 15px; font-weight: 600; letter-spacing: 1px; }

.qr-card {
  margin-top: 26px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(201, 164, 92, 0.35);
  border-radius: 14px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.qr-card img { width: 108px; height: 108px; border-radius: 8px; background: #fff; padding: 4px; }
.qr-card .qr-t { font-size: 15px; font-weight: 700; letter-spacing: 2px; }
.qr-card .qr-d { font-size: 12.5px; color: rgba(255, 255, 255, 0.65); margin-top: 4px; }

.form-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 36px 34px;
  box-shadow: var(--shadow);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 7px; color: var(--navy-800); }
.form-group label .req { color: #b42318; }
.form-group input, .form-group textarea {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 11px 14px;
  font-size: 14.5px;
  background: #fcfbf8;
  transition: border-color 0.2s;
  outline: none;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--gold); background: #fff; }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-msg { margin-top: 14px; font-size: 14px; padding: 10px 14px; border-radius: 8px; display: none; }
.form-msg.ok { display: block; background: #ecfdf3; color: #067647; border: 1px solid #abefc6; }
.form-msg.err { display: block; background: #fef3f2; color: #b42318; border: 1px solid #fecdca; }

/* ============ 登录 / 会员中心 ============ */
.auth-wrap { max-width: 460px; margin: 0 auto; }
.auth-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 36px 34px;
  box-shadow: var(--shadow);
}
.auth-tabs { display: flex; gap: 8px; margin-bottom: 26px; background: #f0ede6; border-radius: 11px; padding: 5px; }
.auth-tab {
  flex: 1;
  border: none;
  background: transparent;
  padding: 9px 0;
  border-radius: 8px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-muted);
  transition: all 0.2s;
}
.auth-tab.active { background: #fff; color: var(--navy-700); box-shadow: 0 2px 8px rgba(8, 26, 53, 0.12); }
.auth-pane { display: block; }
.otp-row { display: flex; gap: 10px; }
.otp-row input { flex: 1; }
.btn-send {
  border: 1.5px solid var(--gold);
  background: #f7f1e4;
  color: var(--gold-deep);
  border-radius: 10px;
  padding: 0 16px;
  font-size: 13.5px;
  font-weight: 600;
  white-space: nowrap;
}
.btn-send:disabled { border-color: var(--border); background: #f3f4f6; color: #9ca3af; }
.auth-divider { display: flex; align-items: center; gap: 14px; margin: 24px 0; color: #9ca3af; font-size: 13px; }
.auth-divider::before, .auth-divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.btn-wechat {
  width: 100%;
  background: #07c160;
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 12px 0;
  font-size: 15px;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.btn-wechat:hover { opacity: 0.92; }
.auth-hint { margin-top: 14px; font-size: 12.5px; color: #9ca3af; text-align: center; }

.member-panel { display: none; }
.member-panel.show { display: block; }
.member-head {
  display: flex; align-items: center; gap: 16px;
  background: linear-gradient(135deg, var(--navy-900), var(--navy-600));
  border: 1px solid rgba(201, 164, 92, 0.35);
  border-radius: 18px;
  color: #fff;
  padding: 28px 30px;
  margin-bottom: 28px;
}
.member-head .user-avatar { width: 54px; height: 54px; font-size: 20px; }
.member-head h2 { font-size: 20px; letter-spacing: 1px; }
.member-head p { font-size: 13.5px; color: rgba(255, 255, 255, 0.7); }
.member-section {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px 28px;
  margin-bottom: 24px;
}
.member-section h3 { font-size: 17px; color: var(--navy-800); margin-bottom: 16px; display: flex; align-items: center; justify-content: space-between; }
.record-item { padding: 14px 4px; border-bottom: 1px dashed var(--border); font-size: 14px; }
.record-item:last-child { border-bottom: none; }
.record-item .r-title { font-weight: 600; color: var(--text); }
.record-item .r-meta { font-size: 12.5px; color: #9ca3af; margin-top: 3px; }
.empty-tip { color: #9ca3af; font-size: 13.5px; text-align: center; padding: 18px 0; }

.file-item { display: flex; align-items: center; gap: 12px; padding: 12px 4px; border-bottom: 1px dashed var(--border); font-size: 14px; }
.file-item:last-child { border-bottom: none; }
.file-item .ficon { width: 34px; height: 34px; border-radius: 8px; background: #f4ede0; display: flex; align-items: center; justify-content: center; font-size: 15px; flex-shrink: 0; }
.file-item .finfo { flex: 1; min-width: 0; }
.file-item .fname { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-item .fmeta { font-size: 12px; color: #9ca3af; }
.file-item a, .file-item button.delfile {
  font-size: 13px;
  background: none; border: none;
  color: var(--navy-500);
  font-weight: 600;
  padding: 4px 6px;
}
.file-item button.delfile { color: #b42318; }

/* ============ CTA ============ */
.cta-band {
  background:
    radial-gradient(600px 260px at 88% -20%, rgba(201, 164, 92, 0.35), transparent 60%),
    linear-gradient(120deg, var(--navy-900), var(--navy-600));
  border: 1px solid rgba(201, 164, 92, 0.35);
  border-radius: 20px;
  color: #fff;
  padding: 52px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-band h2 { font-size: 26px; letter-spacing: 2px; font-family: var(--serif); }
.cta-band p { color: rgba(255, 255, 255, 0.75); margin-top: 8px; }
.cta-band .btn { background: linear-gradient(135deg, var(--gold-deep), var(--gold)); color: #fff; }
.cta-band .btn:hover { opacity: 0.92; }

/* ============ 页脚 ============ */
.site-footer { background: var(--navy-900); color: rgba(255, 255, 255, 0.72); margin-top: 0; }
.site-footer::before {
  content: "";
  display: block;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1.2fr auto;
  gap: 40px;
  padding: 56px 0 40px;
}
.footer-inner h4 { color: #fff; font-size: 16px; margin-bottom: 16px; letter-spacing: 2px; }
.footer-inner p, .footer-inner a { font-size: 14px; color: rgba(255, 255, 255, 0.6); display: block; padding: 4px 0; }
.footer-inner a:hover { color: var(--gold-light); }
.footer-qr { text-align: center; }
.footer-qr img { width: 118px; height: 118px; border-radius: 8px; background: #fff; padding: 5px; margin: 0 auto; }
.footer-qr .qr-t { font-size: 13px; margin-top: 10px; letter-spacing: 2px; color: var(--gold-light); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  text-align: center;
  letter-spacing: 1px;
}

/* ============ 响应式 ============ */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .hero h1 { font-size: 34px; letter-spacing: 3px; }
  .hero { padding: 80px 0 120px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .stat-card:nth-child(2) { border-right: none; }
  .stat-card:nth-child(1), .stat-card:nth-child(2) { border-bottom: 1px solid var(--border); }
  .about-block, .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .header-inner { flex-wrap: wrap; height: auto; padding: 10px 0; }
  .main-nav { order: 3; width: 100%; justify-content: center; flex-wrap: wrap; }
  .section { padding: 64px 0; }
  .gallery-item { width: 300px; height: 190px; }
  .gold-stat .num { font-size: 32px; }
}
@media (max-width: 560px) {
  .grid-4, .grid-3 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .gold-band .grid-4 { grid-template-columns: repeat(2, 1fr); gap: 26px 0; }
  .gold-stat:nth-child(2) { border-right: none; }
  .footer-inner { grid-template-columns: 1fr; }
  .gallery-item { width: 250px; height: 160px; }
  .hero h1 { font-size: 28px; letter-spacing: 2px; }
  .hero-tag { letter-spacing: 4px; font-size: 13px; }
}

/* ============ 高品质保障 ============ */
.guarantee-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.g-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-top: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: all 0.25s;
}
.g-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.g-icon {
  width: 54px; height: 54px; border-radius: 14px;
  background: linear-gradient(135deg, #f4ede0, #eadfc6);
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; margin-bottom: 18px;
}
.g-card h3 { font-size: 19px; color: var(--navy-800); letter-spacing: 2px; margin-bottom: 14px; font-family: var(--serif); }
.g-card ul { list-style: none; }
.g-card li { font-size: 14px; color: var(--text-muted); padding: 6px 0; border-bottom: 1px dashed var(--border); }
.g-card li:last-child { border-bottom: none; }
.g-card li::before { content: "✓"; color: var(--gold-deep); margin-right: 8px; font-weight: 700; }
@media (max-width: 960px) { .guarantee-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .guarantee-grid { grid-template-columns: 1fr; } }

/* ============ 品牌 logo 墙 ============ */
.brand-cat { margin-bottom: 42px; }
.brand-cat:last-child { margin-bottom: 0; }
.brand-cat-title {
  display: flex; align-items: center; gap: 14px;
  font-size: 19px; color: var(--navy-800);
  font-family: var(--serif); letter-spacing: 2px;
  margin-bottom: 18px;
}
.brand-cat-title::before {
  content: ""; width: 6px; height: 20px; border-radius: 3px;
  background: linear-gradient(180deg, var(--gold), var(--gold-deep));
}
.brand-cat-title::after {
  content: ""; flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}
.brand-logo-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 14px; }
.brand-logo-item {
  background: #fdfcf9;
  border: 1px solid #f1eee6;
  border-radius: 10px;
  height: 80px;
  padding: 10px 12px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.25s;
}
.brand-logo-item:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--gold); background: var(--white); }
.brand-logo-item img { max-height: 60px; max-width: 100%; object-fit: contain; }
.brand-logo-text { font-size: 14px; font-weight: 600; color: var(--navy-800); letter-spacing: 1px; }
@media (max-width: 960px) { .brand-logo-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 560px) { .brand-logo-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; } .brand-logo-item { height: 64px; padding: 8px; } .brand-logo-item img { max-height: 48px; } }