/* ===== 联系我们页 ===== */
.page-hero{background:linear-gradient(135deg,#6B7B8D,#7C8B9C);padding:80px 0;color:#fff;text-align:center}
.page-hero h1{font-size:40px;color:#fff;margin-bottom:12px}
.breadcrumb{color:#c6d3e0;font-size:14px}
.breadcrumb a{color:#d4a843}
.contact-wrap{display:grid;grid-template-columns:400px 1fr;gap:40px;padding:60px 0;align-items:start}
/* right column: map + form stacked */
.contact-right{display:flex;flex-direction:column;gap:36px}
.contact-map{background:#fff;border:1px solid #eee;border-radius:14px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.05)}
.contact-map iframe{display:block;width:100%;height:420px;border:0}
/* info cards */
.contact-cards{display:flex;flex-direction:column;gap:16px}
.contact-card{background:#fff;border:1px solid #eee;border-radius:12px;padding:22px;display:flex;gap:16px;align-items:flex-start;transition:all .3s ease}
.contact-card:hover{border-color:#d4a843;transform:translateX(4px)}
.contact-card .ico{width:46px;height:46px;border-radius:10px;background:#f0f3f7;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-card .ico svg{width:22px;height:22px;fill:#1B5E9E}
.contact-card h4{font-size:15px;margin-bottom:4px}
.contact-card p{font-size:13px;color:#666;line-height:1.6;word-break:break-word}
.contact-card a{color:#666}
.contact-card a:hover{color:#c49a2c}
/* form */
.contact-form-card{background:#fff;border:1px solid #eee;border-radius:14px;padding:36px;box-shadow:0 8px 24px rgba(0,0,0,.05)}
.contact-form-card h2{font-size:26px;margin-bottom:6px}
.contact-form-card .sub{color:#666;margin-bottom:24px;font-size:14px}
.inq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.inq-grid input,.inq-grid select,.inq-grid textarea{width:100%;padding:13px 16px;border:1px solid #ddd;border-radius:8px;font-size:14px;font-family:inherit;transition:border .25s ease;background:#fff;color:#333}
.inq-grid input:focus,.inq-grid select:focus,.inq-grid textarea:focus{outline:none;border-color:#d4a843}
.inq-grid .full{grid-column:1/-1}
.form-msg{padding:13px 16px;border-radius:8px;margin-top:14px;display:none}
.form-msg.ok{display:block;background:#e8f7ee;color:#1a7f3c;border:1px solid #b7e2c6}
.form-msg.err{display:block;background:#fdecea;color:#c0392b;border:1px solid #f5c6c0}
.form-msg.show{animation:slideIn .4s ease}
@keyframes slideIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
/* social video */
.social-video{padding:60px 0;background:#f8f9fa}
.social-video-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.video-box{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.06)}
.video-box .v-head{padding:16px 20px;font-weight:700;color:#1B5E9E;display:flex;align-items:center;gap:10px;border-bottom:1px solid #f0f0f0}
.video-box .v-frame{position:relative;padding-bottom:56.25%;background:#000}
.video-box .v-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-box .v-thumb{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;cursor:pointer}
.video-box .v-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:64px;height:64px;border-radius:50%;background:rgba(0,0,0,.65);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease}
.video-box .v-play:hover{background:#d4a843;transform:translate(-50%,-50%) scale(1.1)}
.video-box .v-play svg{width:26px;height:26px;fill:#fff;margin-left:4px}
@media(max-width:991px){.contact-wrap{grid-template-columns:1fr}.social-video-grid{grid-template-columns:1fr}}
@media(max-width:576px){.inq-grid{grid-template-columns:1fr}.contact-form-card{padding:24px}.page-hero h1{font-size:30px}}