/* ============================================================
   关于我们/联系我们 共用页面样式 - page-about.css
   包含：公司介绍、价值观、发展历程、团队风采 + 响应式
============================================================ */

/* 页面特有样式 */
.about-intro { padding: 96px 0; }
.about-intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-intro-visual { position: relative; }
.about-intro-photo { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-intro-photo img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.about-intro-badge { position: absolute; right: -18px; bottom: -24px; background: var(--grad); color: #fff; border-radius: var(--radius); padding: 20px 26px; box-shadow: var(--shadow-lg); }
.about-intro-badge .b-num { font-family: var(--font-display); font-size: 30px; font-weight: 800; line-height: 1; }
.about-intro-badge .b-lbl { font-size: 12px; opacity: .9; margin-top: 4px; letter-spacing: 1px; }
.about-intro-body h2 { font-size: clamp(28px, 3.5vw, 38px); font-weight: 800; line-height: 1.3; margin-bottom: 20px; }
.about-intro-body p { color: var(--muted); font-size: 17px; margin-bottom: 16px; }
.about-intro-body p strong { color: var(--ink); }
.about-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0; }
.about-tags span { background: var(--green-50); color: var(--green-700); font-size: 15px; font-weight: 700; padding: 9px 18px; border-radius: 999px; border: 1px solid var(--green-100); transition: background .2s, color .2s, transform .2s; }
.about-tags span:hover { background: var(--green-100); color: var(--green-800); transform: translateY(-2px); }
.values { padding: 96px 0; background: var(--bg-soft); }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.value-card { background: #fff; border-radius: var(--radius); padding: 40px 30px; text-align: center; box-shadow: var(--shadow-sm); border: 1px solid var(--line); position: relative; overflow: hidden; transition: transform .3s, box-shadow .3s, border-color .3s; }
.value-card::before { content: ""; position: absolute; left: 0; top: 0; right: 0; height: 4px; background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .3s ease; }
.value-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: var(--green-200); }
.value-card:hover::before { transform: scaleX(1); }
.value-icon { width: 80px; height: 80px; margin: 0 auto 24px; border-radius: 22px; background: var(--grad-soft); color: var(--green-600); display: flex; align-items: center; justify-content: center; transition: background .3s, color .3s, transform .3s; }
.value-card:hover .value-icon { background: var(--grad); color: #fff; transform: scale(1.08); }
.value-icon svg { width: 36px; height: 36px; }
.value-card h3 { font-size: 22px; font-weight: 800; color: var(--ink); margin-bottom: 8px; }
.value-card .en { font-family: var(--font-display); font-size: 12px; letter-spacing: 1.5px; color: var(--muted-2); text-transform: uppercase; margin-bottom: 16px; }
.value-card p { color: var(--muted); font-size: 16px; line-height: 1.75; }
.timeline { padding: 96px 0; }
.timeline-list { max-width: 800px; margin: 0 auto; position: relative; }
.timeline-list::before { content: ""; position: absolute; left: 28px; top: 0; bottom: 0; width: 2px; background: var(--line); }
.timeline-item { display: flex; gap: 32px; margin-bottom: 40px; position: relative; }
.timeline-dot { width: 58px; height: 58px; border-radius: 50%; background: var(--grad); color: #fff; display: flex; align-items: center; justify-content: center; flex: none; font-family: var(--font-display); font-size: 16px; font-weight: 800; box-shadow: 0 4px 16px rgba(9,146,80,.3); z-index: 1; }
.timeline-content { padding-top: 12px; }
.timeline-content h4 { font-size: 20px; font-weight: 800; color: var(--ink); margin-bottom: 6px; }
.timeline-content p { color: var(--muted); font-size: 16px; }
.team { padding: 96px 0; background: var(--bg-soft); }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.team-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--line); text-align: center; transition: transform .3s, box-shadow .3s; }
.team-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.team-avatar { width: 100%; aspect-ratio: 1; background: var(--grad-soft); display: flex; align-items: center; justify-content: center; color: var(--green-600); }
.team-avatar svg { width: 64px; height: 64px; }
.team-info { padding: 20px; }
.team-info h4 { font-size: 18px; font-weight: 800; color: var(--ink); }
.team-info .role { font-size: 14px; color: var(--green-600); font-weight: 600; margin-top: 4px; }
@media (max-width: 960px) {
    .about-intro-grid { grid-template-columns: 1fr; gap: 48px; }
    .values-grid { grid-template-columns: repeat(2, 1fr); }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .about-intro, .values, .timeline, .team { padding: 72px 0; }
}
@media (max-width: 560px) {
    .about-intro, .values, .timeline, .team { padding: 56px 0; }
    .values-grid, .team-grid { grid-template-columns: 1fr; }
    .timeline-list::before { left: 18px; }
    .timeline-dot { width: 38px; height: 38px; font-size: 13px; }
}