/* ================================================================
   关于我们 — about_us 专属样式（依赖 shared.css）
================================================================ */

/* Page Hero */
.acp-page-hero {
    position: relative; padding: 80px 24px 70px;
    background: linear-gradient(135deg, #34217a 0%, #24211c 100%);
    background-size: cover; background-position: center;
    color: #ffffff; overflow: hidden;
}
.acp-page-hero::before {
    content: ''; position: absolute; inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat; pointer-events: none;
}
.acp-page-hero__overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(52,33,122,.88) 0%, rgba(36,33,28,.80) 100%); pointer-events: none; }
.acp-page-hero__inner { position: relative; z-index: 2; max-width: 1200px; margin: 0 auto; }
.acp-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,.55); margin-bottom: 16px; }
.acp-breadcrumb a { color: rgba(255,255,255,.65); text-decoration: none; }
.acp-breadcrumb a:hover { color: #e83f1e; }
.acp-breadcrumb span { color: rgba(255,255,255,.4); }
.acp-page-hero__title { font-size: clamp(32px, 4vw, 48px); font-weight: 900; margin: 0 0 14px; letter-spacing: -0.03em; line-height: 1.15; }
.acp-page-hero__subtitle { font-size: 18px; color: rgba(255,255,255,.72); margin: 0; line-height: 1.6; max-width: 620px; }

/* ---- 关于页正文 ---- */
.acp-about-desc {
    max-width: 800px; margin: 0 auto 40px;
    font-size: 16px; color: var(--acp-text-muted, #64748b);
    line-height: 1.8; text-align: center;
}
.acp-about-desc img { display: block; width: 100%; border-radius: 12px; margin-top: 32px; }
.acp-section--brand .acp-about-desc,
.acp-section--dark  .acp-about-desc { color: rgba(255,255,255,.7); }

/* ---- 通用优势/使命网格 ---- */
.acp-about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.acp-about-card {
    padding: 28px 24px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,.06);
    transition: transform .22s, box-shadow .22s;
    text-align: center;
}
.acp-about-card:hover { transform: translateY(-4px); box-shadow: 0 8px 28px rgba(0,0,0,.1); }
.acp-about-card--dark {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    box-shadow: none;
}
.acp-about-card__icon { font-size: 36px; margin-bottom: 14px; }
.acp-about-card__title { font-size: 17px; font-weight: 700; color: #1e293b; margin: 0 0 10px; }
.acp-about-card__title.text-white { color: #ffffff; }
.acp-about-card__desc { font-size: 14px; color: #64748b; margin: 0; line-height: 1.7; }
.acp-section--brand .acp-about-card__desc,
.acp-section--dark  .acp-about-card__desc { color: rgba(255,255,255,.6); }

.acp-about-img-center { text-align: center; }
.acp-about-img-center img { max-width: 720px; width: 100%; border-radius: 16px; box-shadow: 0 8px 36px rgba(0,0,0,.12); }

.text-white { color: #ffffff !important; }

/* ---- 团队网格 ---- */
.acp-team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}
.acp-team-card { text-align: center; }
.acp-team-card__avatar {
    width: 120px; height: 120px; border-radius: 50%;
    overflow: hidden; margin: 0 auto 16px;
    border: 3px solid rgba(52,33,122,.15);
}
.acp-team-card__avatar img { width: 100%; height: 100%; object-fit: cover; }
.acp-team-card__avatar--placeholder {
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #34217a, #4a31a0);
    color: #ffffff; font-size: 40px; font-weight: 800;
}
.acp-team-card__name { font-size: 16px; font-weight: 700; color: #1e293b; margin: 0 0 4px; }
.acp-team-card__role { font-size: 13px; color: #64748b; margin: 0; }

/* ---- 发展历程 ---- */
.acp-timeline {
    position: relative;
    padding: 0 0 0 40px;
    border-left: 2px solid rgba(52,33,122,.2);
    display: flex; flex-direction: column; gap: 0;
}
.acp-section--brand .acp-timeline { border-left-color: rgba(255,255,255,.2); }
.acp-timeline__item {
    display: grid;
    grid-template-columns: 90px 28px 1fr;
    align-items: center;
    gap: 0 20px;
    padding: 20px 0;
    border-bottom: 1px dashed rgba(52,33,122,.1);
}
.acp-section--brand .acp-timeline__item { border-bottom-color: rgba(255,255,255,.1); }
.acp-timeline__item:last-child { border-bottom: none; }
.acp-timeline__year {
    font-size: 20px; font-weight: 900; color: #34217a; letter-spacing: -0.02em;
    text-align: right;
}
.acp-timeline__dot {
    width: 14px; height: 14px; border-radius: 50%;
    background: #e83f1e; border: 3px solid #ffffff;
    box-shadow: 0 0 0 2px #e83f1e;
    margin: 0 auto;
}
.acp-timeline__content p { font-size: 15px; color: #475569; margin: 0; line-height: 1.6; }
.acp-section--brand .acp-timeline__content p { color: rgba(255,255,255,.75); }

/* ---- 联系区块 ---- */
.acp-contact-section {}
.acp-contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}
.acp-contact-info { display: flex; flex-direction: column; gap: 24px; }
.acp-contact-item { display: flex; gap: 16px; align-items: flex-start; }
.acp-contact-item__icon {
    font-size: 22px; width: 44px; height: 44px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    background: rgba(232,63,30,.1); border-radius: 10px;
}
.acp-section--dark  .acp-contact-item__icon,
.acp-section--brand .acp-contact-item__icon { background: rgba(255,255,255,.1); }
.acp-contact-item > div strong {
    display: block; font-size: 12px; font-weight: 700; text-transform: uppercase;
    letter-spacing: .07em; color: rgba(255,255,255,.45); margin-bottom: 4px;
}
.acp-section--light .acp-contact-item > div strong { color: #94a3b8; }
.acp-contact-item > div p {
    margin: 0; font-size: 15px; color: rgba(255,255,255,.85); line-height: 1.6;
}
.acp-section--light .acp-contact-item > div p { color: #1e293b; }
.acp-contact-item > div p a { color: inherit; text-decoration: none; }
.acp-contact-item > div p a:hover { color: #e83f1e; }

.acp-contact-map { border-radius: 14px; overflow: hidden; box-shadow: 0 8px 32px rgba(0,0,0,.18); }
.acp-contact-map iframe { display: block; }

.acp-contact-map-placeholder {
    aspect-ratio: 4/3;
    background: rgba(255,255,255,.06);
    border: 2px dashed rgba(255,255,255,.15);
    border-radius: 14px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 12px; color: rgba(255,255,255,.4); font-size: 14px;
}
.acp-contact-map-placeholder span { font-size: 48px; }

@media (max-width: 1024px) {
    .acp-team-grid { grid-template-columns: repeat(3, 1fr); }
    .acp-about-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .acp-page-hero { padding: 56px 20px 48px; }
    .acp-team-grid { grid-template-columns: repeat(2, 1fr); }
    .acp-about-grid { grid-template-columns: 1fr; }
    .acp-contact-layout { grid-template-columns: 1fr; }
    .acp-timeline { padding-left: 20px; }
    .acp-timeline__item { grid-template-columns: 70px 24px 1fr; }
    .acp-timeline__year { font-size: 16px; }
}
@media (max-width: 480px) {
    .acp-team-grid { grid-template-columns: repeat(2, 1fr); }
    .acp-team-card__avatar { width: 90px; height: 90px; }
}