/* ============================================================
   财富在线 27周年庆 - 中国红简洁风
   干净 · 大气 · 纯色
   ============================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --red: #c8161d;
    --red-deep: #8b0e13;
    --gold: #f0c75e;
    --bg: #faf5ea;
    --bg-card: #ffffff;
    --text: #2b1810;
    --text-dim: #7a6a5a;
    --text-faint: #b0a090;
    --line: #ead9c8;
    --cyan: #1a6ec2;
}

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC",
                 "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

/* ---------- 顶部导航 ---------- */
.an-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--red);
    color: #fff;
}

.an-header-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 18px;
    height: 52px;
}

.an-brand .cn {
    font-size: 17px;
    font-weight: 700;
    letter-spacing: 2px;
}

.an-brand .en {
    font-size: 10px;
    opacity: 0.7;
    letter-spacing: 2px;
    margin-left: 8px;
}

.an-back-btn {
    color: #fff;
    text-decoration: none;
    font-size: 13px;
    opacity: 0.85;
}

/* ---------- 主容器 ---------- */
.an-main { max-width: 900px; margin: 0 auto; }

/* ---------- Hero：周年视频 ---------- */
.an-hero {
    position: relative;
    background: var(--red-deep);
}

.an-hero-video {
    width: 100%;
    display: block;
    max-height: 520px;
    object-fit: cover;
}

/* 视频下方的品牌信息条 */
.an-hero-bar {
    background: var(--red);
    color: #fff;
    text-align: center;
    padding: 20px 18px;
}

.an-hero-bar .cn {
    font-size: 13px;
    letter-spacing: 4px;
    opacity: 0.85;
}

.an-hero-bar .num {
    font-size: 28px;
    font-weight: 900;
    margin: 2px 0;
}

.an-hero-bar .num .th { font-size: 16px; opacity: 0.8; }

.an-hero-bar .spirit {
    font-size: 13px;
    letter-spacing: 6px;
    opacity: 0.9;
}

.an-hero-bar .spirit span { margin: 0 6px; }

/* ---------- 区块 ---------- */
.an-section { padding: 36px 18px; }

.an-section-title {
    text-align: center;
    margin-bottom: 20px;
}

.an-section-title h2 {
    font-size: 22px;
    font-weight: 800;
    color: var(--red);
    letter-spacing: 3px;
}

.an-section-title p {
    font-size: 12px;
    color: var(--text-faint);
    letter-spacing: 3px;
    margin-top: 6px;
}

/* ---------- 数据墙 ---------- */
.an-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.an-stat {
    background: var(--bg-card);
    border-radius: 10px;
    padding: 22px 14px;
    text-align: center;
}

.an-stat .num {
    font-size: 32px;
    font-weight: 900;
    color: var(--red);
    line-height: 1;
}

.an-stat .num .unit {
    font-size: 13px;
    color: var(--text-dim);
}

.an-stat .label {
    font-size: 12px;
    color: var(--text-dim);
    margin-top: 8px;
}

/* ---------- 时间轴 ---------- */
.an-timeline {
    position: relative;
    padding-left: 24px;
    margin-top: 4px;
}

.an-timeline::before {
    content: "";
    position: absolute;
    left: 5px;
    top: 6px;
    bottom: 6px;
    width: 2px;
    background: var(--line);
}

.an-tl-item {
    position: relative;
    margin-bottom: 22px;
}

.an-tl-item::before {
    content: "";
    position: absolute;
    left: -24px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--red);
}

.an-tl-item .year {
    font-size: 18px;
    font-weight: 800;
    color: var(--red);
    margin-bottom: 2px;
}

.an-tl-item .title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}

.an-tl-item .desc {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.7;
}

/* ---------- 海报展示 ---------- */
.an-poster {
    text-align: center;
}

.an-poster img {
    width: 100%;
    max-width: 340px;
    border-radius: 12px;
}

.an-poster .caption {
    font-size: 12px;
    color: var(--text-faint);
    margin-top: 10px;
}

/* ---------- 缩略图墙（办公掠影 / 旧时光 / 新篇章） ---------- */
.an-office { text-align: center; }

.an-office-thumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
}

.an-office-thumbs img {
    width: 76px;
    height: 76px;
    object-fit: cover;
    border-radius: 8px;
    cursor: zoom-in;
    transition: transform 0.2s;
}

.an-office-thumbs img:hover { transform: scale(1.06); }

.an-office-note {
    font-size: 12px;
    color: var(--text-faint);
    margin-top: 12px;
}

/* ---------- 我们的伙伴（吉祥物 + 产品） ---------- */
.an-brand-card {
    background: var(--bg-card);
    border-radius: 14px;
    overflow: hidden;
}

.an-brand-item {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 22px 18px;
}

.an-brand-item + .an-brand-item { border-top: 1px solid var(--line); }

.an-brand-item img {
    width: 90px;
    height: 90px;
    object-fit: cover;
    border-radius: 12px;
    flex-shrink: 0;
}

.an-brand-item h3 {
    font-size: 18px;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 4px;
}

.an-brand-item p {
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.6;
}

.an-brand-item .tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.an-brand-item .tags span {
    font-size: 11px;
    color: var(--red);
    background: rgba(200, 22, 29, 0.08);
    border-radius: 4px;
    padding: 2px 10px;
}

/* ---------- 灯箱 ---------- */
.an-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.92);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    cursor: zoom-out;
}

.an-lightbox.active { display: flex; }

.an-lightbox img,
.an-lightbox video {
    max-width: 100%;
    max-height: 100%;
    border-radius: 8px;
}

.an-lightbox-close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 32px;
    color: #fff;
    line-height: 1;
    cursor: pointer;
    opacity: 0.7;
}

.an-lightbox-close:hover { opacity: 1; }

/* ---------- CTA ---------- */
.an-cta {
    text-align: center;
    padding: 36px 18px;
}

.an-cta-slogan {
    font-size: 24px;
    font-weight: 900;
    color: var(--red);
    letter-spacing: 3px;
    margin-bottom: 6px;
}

.an-cta-sub {
    font-size: 14px;
    color: var(--text-dim);
    letter-spacing: 3px;
    margin-bottom: 22px;
}

.an-cta-btn {
    display: inline-block;
    background: var(--cyan);
    color: #fff;
    padding: 14px 44px;
    border-radius: 26px;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 2px;
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(26, 110, 194, 0.3);
    transition: transform 0.2s;
}

.an-cta-btn:hover { transform: translateY(-2px); }

/* ---------- 页脚 ---------- */
.an-footer {
    text-align: center;
    padding: 28px 18px 34px;
    font-size: 12px;
    line-height: 1.9;
    color: var(--text-faint);
    border-top: 1px solid var(--line);
}

.an-footer .brand-line {
    color: var(--red);
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 4px;
}

.an-footer .author {
    margin-top: 6px;
    color: var(--text-dim);
    font-weight: 600;
}

.an-footer .author::before { content: "✍  "; }

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
    .an-stats { grid-template-columns: repeat(4, 1fr); }
    .an-brand-item img { width: 120px; height: 120px; }
}