/* ============================================================
   欧卡2名扬车队 — 简洁现代风格
   ============================================================ */

@import url('https://fonts.googleapis.cn/css2?family=Noto+Sans+SC:wght@400;500;700;900&display=swap');

/* ---------- 设计变量 ---------- */
:root {
  --bg: #0f1117;
  --bg-card: #1a1d27;
  --bg-soft: #161922;
  --accent: #f59e0b;
  --accent-light: #fbbf24;
  --accent-dark: #d97706;
  --cyan: #06b6d4;
  --green: #10b981;
  --red: #ef4444;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --text-muted: #64748b;
  --border: rgba(255,255,255,0.08);
  --border-bright: rgba(245,158,11,0.3);
  --radius: 12px;
  --radius-sm: 8px;
  --maxw: 1200px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --transition: all 0.3s ease;
}

/* ---------- 基础重置 ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}
a { color: var(--accent-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; display: block; }
ul { list-style: none; }
::selection { background: rgba(245,158,11,0.3); color: #fff; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dark); }

/* ---------- 布局 ---------- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.section { padding: 60px 0; }
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------- 导航栏 ---------- */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(15,17,23,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 20px;
  height: 60px; display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 18px; color: var(--text);
}
.nav-logo .logo-img { width: 32px; height: 32px; border-radius: 6px; }
.nav-logo .logo-tag {
  font-size: 11px; padding: 2px 8px; border-radius: 4px;
  background: rgba(245,158,11,0.15); color: var(--accent-light); font-weight: 600;
}
.nav-menu { display: flex; gap: 4px; }
.nav-link {
  padding: 8px 16px; border-radius: var(--radius-sm);
  color: var(--text-dim); font-weight: 500; font-size: 15px;
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--text); background: rgba(245,158,11,0.1);
}
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span {
  display: block; width: 24px; height: 2px; background: var(--text);
  margin: 5px 0; transition: var(--transition); border-radius: 2px;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-menu {
    position: absolute; top: 60px; left: 0; right: 0;
    flex-direction: column; background: var(--bg-card);
    border-bottom: 1px solid var(--border); padding: 10px;
    transform: translateY(-100%); opacity: 0; pointer-events: none;
    transition: var(--transition);
  }
  .nav-menu.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 24px; border: none; border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 600; cursor: pointer; transition: var(--transition);
  font-family: inherit;
}
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(245,158,11,0.3); }
.btn-outline { background: transparent; color: var(--accent-light); border: 1.5px solid var(--border-bright); }
.btn-outline:hover { background: rgba(245,158,11,0.1); border-color: var(--accent); }
.btn-cyan { background: var(--cyan); color: #000; }
.btn-cyan:hover { background: #22d3ee; transform: translateY(-2px); }
.btn-danger { background: var(--red); color: #fff; }
.btn-danger:hover { background: #dc2626; }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-lg { padding: 14px 32px; font-size: 16px; }

/* ---------- Hero / 轮播 ---------- */
.hero { position: relative; min-height: 480px; display: flex; align-items: center; overflow: hidden; }
.hero-carousel { position: absolute; inset: 0; z-index: 0; }
.carousel { position: relative; width: 100%; height: 100%; }
.carousel-track { display: flex; height: 100%; transition: transform 0.6s ease; }
.carousel-slide { min-width: 100%; height: 100%; position: relative; }
.carousel-slide img { width: 100%; height: 100%; object-fit: cover; }
.carousel-slide::after {
  content: ''; position: absolute; inset: 0;
  background: transparent;
}
.carousel-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(0,0,0,0.5); border: 1px solid var(--border);
  color: var(--text); font-size: 24px; cursor: pointer; z-index: 2;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.carousel-arrow:hover { background: var(--accent); color: #000; }
.carousel-arrow.prev { left: 16px; }
.carousel-arrow.next { right: 16px; }
.carousel-dots {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 2;
}
.carousel-dot {
  width: 10px; height: 10px; border-radius: 50%; border: none;
  background: rgba(255,255,255,0.3); cursor: pointer; transition: var(--transition);
}
.carousel-dot.active { background: var(--accent); width: 28px; border-radius: 5px; }

.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: transparent;
}
.hero-content { position: relative; z-index: 2; text-align: center; padding: 60px 20px; }
.hero-logo-wrap { margin-bottom: 16px; }
.hero-logo-img { max-width: 100px; margin: 0 auto; border-radius: 12px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 16px; border-radius: 999px;
  background: rgba(245,158,11,0.1); border: 1px solid var(--border-bright);
  color: var(--accent-light); font-size: 13px; font-weight: 500; margin-bottom: 16px;
}
.hero-badge .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--green);
  box-shadow: 0 0 8px var(--green); animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero-content h1 {
  font-size: clamp(28px, 5vw, 44px); font-weight: 900; margin-bottom: 12px;
  background: linear-gradient(90deg, #fff, var(--accent-light), var(--accent));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  letter-spacing: 2px;
}
.hero-sub { color: var(--text-dim); font-size: 16px; margin-bottom: 28px; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ---------- 分区标题 ---------- */
.section-head { text-align: center; margin-bottom: 40px; }
.section-title {
  font-size: clamp(22px, 3.5vw, 30px); font-weight: 700; color: var(--text);
  display: inline-block; position: relative; padding-bottom: 12px;
}
.section-title::after {
  content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 60px; height: 3px; background: var(--accent); border-radius: 2px;
}
.section-sub { color: var(--text-dim); margin-top: 12px; font-size: 15px; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; transition: var(--transition);
}
.card:hover { border-color: var(--border-bright); transform: translateY(-4px); box-shadow: var(--shadow); }

.feature-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 24px; text-align: center;
  transition: var(--transition);
}
.feature-card:hover { border-color: var(--border-bright); transform: translateY(-6px); box-shadow: var(--shadow); }
.feature-icon {
  width: 56px; height: 56px; margin: 0 auto 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; border-radius: 14px;
  background: rgba(245,158,11,0.1); border: 1px solid var(--border-bright);
}
.feature-card h3 { font-size: 18px; margin-bottom: 8px; color: var(--text); }
.feature-card p { color: var(--text-dim); font-size: 14px; }

/* ---------- 车队成员 ---------- */
.team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.team-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px 16px; text-align: center;
  transition: var(--transition);
}
.team-card:hover { border-color: var(--border-bright); transform: translateY(-4px); box-shadow: var(--shadow); }
.team-avatar {
  width: 64px; height: 64px; margin: 0 auto 12px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 700; color: #000;
  overflow: hidden; border: 2px solid var(--border-bright);
}
.team-avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }
.team-name { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.team-title {
  display: block; font-size: 13px; font-weight: 500; color: var(--accent-light);
  margin-bottom: 6px; opacity: 0.9;
}
.team-position {
  display: inline-block; font-size: 12px; padding: 3px 12px; border-radius: 999px;
  background: rgba(245,158,11,0.1); color: var(--accent-light); font-weight: 500;
}
.team-position.leader { background: rgba(239,68,68,0.1); color: #f87171; }
.team-position.vice { background: rgba(6,182,212,0.1); color: #22d3ee; }
.team-position.admin { background: rgba(16,185,129,0.1); color: #34d399; }

/* ---------- 页面标题 ---------- */
.page-hero { text-align: center; padding: 48px 0 24px; }
.page-hero h1 {
  font-size: clamp(24px, 4vw, 36px); font-weight: 900; margin-bottom: 10px;
  background: linear-gradient(90deg, #fff, var(--accent-light), var(--accent));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.page-hero p { color: var(--text-dim); font-size: 16px; max-width: 540px; margin: 0 auto; }

/* ---------- 条件列表 ---------- */
.condition-list { max-width: 680px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.condition-item {
  display: flex; align-items: center; gap: 14px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 22px; transition: var(--transition);
  border-left: 4px solid var(--accent);
}
.condition-item:hover { border-left-color: var(--cyan); transform: translateX(6px); }
.condition-item .c-icon {
  font-size: 24px; width: 44px; height: 44px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: rgba(245,158,11,0.08);
  border: 1px solid var(--border-bright);
}

/* ---------- 联运时间表 ---------- */
.schedule { max-width: 600px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.schedule-row {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 24px; transition: var(--transition);
  border-left: 4px solid var(--cyan);
}
.schedule-row:hover { transform: translateX(6px); border-color: var(--border-bright); }
.schedule-row.test { border-left-color: var(--accent); }
.schedule-row .s-day { font-weight: 700; color: var(--text); }
.schedule-row .s-time { font-size: 18px; font-weight: 700; color: var(--accent-light); }
.schedule-row .s-tag {
  font-size: 11px; padding: 3px 10px; border-radius: 999px;
  background: rgba(6,182,212,0.12); color: var(--cyan); font-weight: 600;
}

/* ---------- 提示框 ---------- */
.notice {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-left: 4px solid var(--accent); border-radius: var(--radius);
  padding: 16px 22px; color: var(--text);
}
.notice .notice-icon { font-size: 22px; flex-shrink: 0; }

/* ---------- 新闻 ---------- */
.news-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; transition: var(--transition);
}
.news-card:hover { border-color: var(--border-bright); transform: translateY(-4px); box-shadow: var(--shadow); }
.news-card h3 { font-size: 18px; margin-bottom: 8px; color: var(--text); }
.news-card .news-date { font-size: 13px; color: var(--text-muted); margin-bottom: 10px; }
.news-card .news-content { color: var(--text-dim); font-size: 14px; white-space: pre-wrap; }

/* ---------- 卡密领取 ---------- */
.card-claim-area { max-width: 560px; margin: 0 auto; text-align: center; }
.card-claim-area input {
  width: 100%; padding: 12px 16px; background: var(--bg-soft);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text); font-size: 15px; font-family: inherit; margin-bottom: 12px;
}
.card-claim-area input:focus { outline: none; border-color: var(--accent); }
.card-code {
  font-size: 24px; font-weight: 700; letter-spacing: 2px;
  color: var(--accent-light); background: var(--bg-soft);
  border: 2px dashed var(--border-bright); border-radius: var(--radius-sm);
  padding: 14px 22px; margin: 12px 0; word-break: break-all; user-select: all;
}

/* ---------- 视频 ---------- */
.video-frame { border-radius: var(--radius); overflow: hidden; background: var(--bg-card); border: 1px solid var(--border); }
.video-frame iframe, .video-frame video { width: 100%; aspect-ratio: 16/9; border: none; display: block; }
.video-placeholder {
  aspect-ratio: 16/9; display: flex; flex-direction: column;
  align-items: center; justify-content: center; color: var(--text-muted);
}
.video-placeholder .play-icon { font-size: 48px; margin-bottom: 8px; }

/* ---------- 徽章 ---------- */
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-green { background: rgba(16,185,129,0.15); color: #34d399; }
.badge-gray { background: rgba(100,116,139,0.15); color: var(--text-muted); }
.badge-amber { background: rgba(245,158,11,0.15); color: var(--accent-light); }
.badge-red { background: rgba(239,68,68,0.15); color: #f87171; }

/* ---------- 事件日历 ---------- */
.events-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.event-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 24px; transition: var(--transition);
  border-left: 4px solid var(--accent);
}
.event-card:hover { border-color: var(--border-bright); transform: translateX(6px); }
.event-card .event-date {
  display: inline-block; font-size: 13px; color: var(--accent-light); font-weight: 600; margin-bottom: 6px;
}
.event-card h3 { font-size: 18px; color: var(--text); margin-bottom: 8px; }
.event-card .event-meta { display: flex; flex-wrap: wrap; gap: 12px; font-size: 14px; color: var(--text-dim); }
.event-card .event-meta span { display: flex; align-items: center; gap: 4px; }

/* ---------- 入队申请表单 ---------- */
.app-form { max-width: 600px; margin: 0 auto; }
.app-form .form-field { margin-bottom: 16px; }
.app-form label { display: block; font-size: 14px; color: var(--text-dim); margin-bottom: 6px; font-weight: 500; }
.app-form input, .app-form textarea, .app-form select {
  width: 100%; padding: 10px 14px; background: var(--bg-soft);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text); font-size: 15px; font-family: inherit; transition: var(--transition);
}
.app-form input:focus, .app-form textarea:focus, .app-form select:focus {
  outline: none; border-color: var(--accent);
}
.app-form textarea { min-height: 80px; resize: vertical; }
.form-msg { text-align: center; margin-top: 16px; font-size: 14px; }
.form-msg.ok { color: var(--green); }
.form-msg.err { color: var(--red); }

/* ---------- 页脚 ---------- */
.footer { background: var(--bg-soft); border-top: 1px solid var(--border); margin-top: auto; }
.footer-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 40px 20px;
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 30px;
}
.footer-brand p { color: var(--text-dim); font-size: 14px; margin-top: 8px; }
.footer-col h4 { font-size: 15px; color: var(--text); margin-bottom: 12px; }
.footer-col ul li { margin-bottom: 6px; }
.footer-col a { color: var(--text-dim); font-size: 14px; }
.footer-col a:hover { color: var(--accent-light); }
.footer-bottom {
  text-align: center; padding: 16px 20px; border-top: 1px solid var(--border);
  color: var(--text-muted); font-size: 13px;
}
@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

/* ---------- 滚动渐入 ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- 工具页 ---------- */
.tool-intro-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; transition: var(--transition);
}
.tool-intro-card:hover { border-color: var(--border-bright); }
.tool-intro-card img { width: 100%; }
.tool-intro-card .tool-body { padding: 20px; }
.tool-intro-card h3 { font-size: 18px; margin-bottom: 8px; }
.tool-intro-card p { color: var(--text-dim); font-size: 14px; }

/* ---------- 合作伙伴 ---------- */
.partner-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; text-align: center; transition: var(--transition);
}
.partner-card:hover { border-color: var(--border-bright); }
.partner-card img { max-height: 80px; margin: 0 auto 12px; object-fit: contain; }

/* ---------- 通用文本 ---------- */
.text-center { text-align: center; }
.muted { color: var(--text-muted); }
.tc { display: inline-block; }

/* ---------- 车队画廊 ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  max-width: 900px;
  margin: 0 auto;
}
@media (max-width: 768px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
}
.gallery-item {
  position: relative;
  border-radius: var(--radius);
  cursor: pointer;
  aspect-ratio: 16 / 9;
  padding: 0;
  overflow: hidden;
  background: var(--bg-card);
}
/* 跑马灯彩色边框 — 旋转的大圆盘露出边缘 */
.gallery-item::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: conic-gradient(
    #ef4444, #f59e0b, #fbbf24, #10b981,
    #06b6d4, #3b82f6, #a855f7, #ef4444
  );
  animation: gallerySpin 4s linear infinite;
  z-index: 0;
}
.gallery-item:nth-child(2n)::before { animation-delay: -0.6s; }
.gallery-item:nth-child(3n)::before { animation-delay: -1.2s; }
.gallery-item:nth-child(4n)::before { animation-delay: -1.8s; }
.gallery-item:nth-child(5n)::before { animation-delay: -2.4s; }
@keyframes gallerySpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
/* 内层遮罩 — 只留 4px 彩色边框 */
.gallery-item::after {
  content: '';
  position: absolute;
  inset: 4px;
  border-radius: calc(var(--radius) - 4px);
  background: var(--bg-card);
  z-index: 1;
}
.gallery-item:hover::before { animation-duration: 1.5s; }
.gallery-item:hover { box-shadow: 0 0 28px rgba(245,158,11,0.35); }
.gallery-item img {
  position: absolute; z-index: 2;
  top: 4px; left: 4px; right: 4px; bottom: 4px;
  width: calc(100% - 8px); height: calc(100% - 8px);
  object-fit: cover;
  border-radius: calc(var(--radius) - 4px);
  transition: transform 0.4s ease;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-caption {
  position: absolute; bottom: 4px; left: 4px; right: 4px; z-index: 3;
  border-radius: 0 0 calc(var(--radius) - 4px) calc(var(--radius) - 4px);
  background: linear-gradient(180deg, transparent, rgba(0,0,0,0.85));
  color: #fff; padding: 28px 14px 10px; font-size: 13px; font-weight: 500;
  text-shadow: 0 0 8px rgba(245,158,11,0.5);
}
/* 画廊标题发光 */
#gallery .section-title {
  text-shadow: 0 0 20px rgba(245,158,11,0.4), 0 0 40px rgba(245,158,11,0.15);
}
/* 画廊灯箱 */
.gallery-lightbox {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.92); display: none;
  align-items: center; justify-content: center; padding: 40px;
}
.gallery-lightbox.open { display: flex; }
.gallery-lightbox img {
  max-width: 90%; max-height: 85vh; border-radius: var(--radius);
  box-shadow: 0 0 60px rgba(245,158,11,0.3), 0 0 120px rgba(245,158,11,0.1);
  animation: lightboxFadeIn 0.3s ease;
}
@keyframes lightboxFadeIn {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}
.gallery-lightbox-close {
  position: absolute; top: 16px; right: 28px; font-size: 36px;
  color: #fff; cursor: pointer; background: none; border: none; line-height: 1;
  text-shadow: 0 0 10px rgba(245,158,11,0.5);
}
.gallery-lightbox-close:hover { color: var(--accent); }

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .section { padding: 40px 0; }
  .hero { min-height: 400px; }
  .hero-content { padding: 40px 20px; }
  /* 移动端底部留出空间给底部导航 */
  body { padding-bottom: 56px; }
}

/* ---------- 公告滚动条 ---------- */
.announcement-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(90deg, rgba(245,158,11,0.15), rgba(245,158,11,0.08));
  border-bottom: 1px solid var(--border-bright);
  padding: 0 16px;
  height: 40px;
  overflow: hidden;
  position: relative;
  z-index: 90;
}
.announcement-icon {
  font-size: 16px;
  flex-shrink: 0;
  animation: announceBlink 1.5s ease-in-out infinite;
}
@keyframes announceBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.announcement-track {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
}
.announcement-text {
  display: inline-block;
  font-size: 14px;
  color: var(--accent-light);
  font-weight: 500;
  white-space: nowrap;
  animation: announcementScroll 18s linear infinite;
  padding-left: 100%;
}
@keyframes announcementScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}
.announcement-close {
  flex-shrink: 0;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 20px;
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
  border-radius: 4px;
  transition: var(--transition);
}
.announcement-close:hover { color: var(--accent); background: rgba(245,158,11,0.1); }

/* ---------- 画廊灯箱导航 ---------- */
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(0,0,0,0.6);
  border: 1px solid var(--border);
  color: #fff;
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  user-select: none;
}
.lightbox-nav:hover { background: var(--accent); color: #000; }
.lightbox-nav.prev { left: 24px; }
.lightbox-nav.next { right: 24px; }
.lightbox-counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  background: rgba(0,0,0,0.5);
  padding: 4px 16px;
  border-radius: 999px;
}
@media (max-width: 768px) {
  .lightbox-nav { width: 40px; height: 40px; font-size: 26px; }
  .lightbox-nav.prev { left: 10px; }
  .lightbox-nav.next { right: 10px; }
}

/* ---------- 新闻分页 ---------- */
.news-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 32px;
}
.news-page-btn {
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
}
.news-page-btn:hover { border-color: var(--border-bright); color: var(--text); }
.news-page-btn.active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 700;
}
.news-page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.news-page-info {
  color: var(--text-muted);
  font-size: 13px;
  margin-left: 8px;
}

/* ---------- 移动端底部导航栏 ---------- */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: rgba(15,17,23,0.98);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  height: 56px;
  justify-content: space-around;
  align-items: center;
}
.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  flex: 1;
  height: 100%;
  color: var(--text-muted);
  font-size: 11px;
  text-decoration: none;
  transition: var(--transition);
}
.mobile-nav-item.active { color: var(--accent); }
.mobile-nav-icon { font-size: 20px; line-height: 1; }
.mobile-nav-label { font-size: 10px; }
@media (max-width: 768px) {
  .mobile-bottom-nav { display: flex; }
}