:root{--bm-blue:#0b3d91;--bm-orange:#ff7a00;--bm-gray:#f3f5f8}
.bm-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.bm-card{display:block;background:#fff;border:1px solid #e1e5eb;border-radius:10px;padding:12px;text-decoration:none;color:#1c2430;position:relative;transition:box-shadow .2s}
.bm-card:hover{box-shadow:0 6px 18px rgba(11,61,145,.15)}
.bm-thumb{aspect-ratio:4/3;background:var(--bm-gray);border-radius:8px;overflow:hidden;margin-bottom:8px}
.bm-thumb img{width:100%;height:100%;object-fit:cover}
.bm-tag{position:absolute;top:18px;left:18px;background:var(--bm-blue);color:#fff;font-size:12px;padding:2px 8px;border-radius:20px}
.bm-card h3{font-size:16px;margin:4px 0}
.bm-card small{color:#667085;display:block;margin-bottom:8px}
.bm-cta{display:inline-block;color:var(--bm-orange);font-weight:600;font-size:14px}
.bm-spec{width:100%;border-collapse:collapse;margin:0 0 20px}
.bm-spec th,.bm-spec td{border:1px solid #e1e5eb;padding:8px 12px;text-align:left}
.bm-spec th{background:var(--bm-gray);width:35%}
.bm-actions{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}
.bm-btn{display:inline-block;background:var(--bm-orange);color:#fff!important;border:0;border-radius:8px;padding:11px 20px;font-weight:600;cursor:pointer;text-decoration:none;font-size:15px}
.bm-btn.bm-zalo{background:var(--bm-blue)}
.bm-box{background:var(--bm-gray);border-radius:12px;padding:20px;max-width:520px}
.bm-form input[type=text],.bm-form input[type=tel],.bm-form input[type=email],.bm-form textarea{width:100%;box-sizing:border-box;border:1px solid #cfd6e0;border-radius:8px;padding:10px;margin-bottom:10px;font-size:15px}
.bm-hp{position:absolute!important;left:-9999px!important;opacity:0}
.bm-consent{display:block;font-size:13px;color:#475467;margin-bottom:10px}
.bm-msg{margin-top:8px;font-size:14px}
.bm-msg.ok{color:#067647}.bm-msg.err{color:#b42318}
.bm-bar{position:fixed;right:16px;bottom:16px;z-index:9998;display:flex;flex-direction:column;gap:8px}
.bm-bar a,.bm-bar button{background:var(--bm-blue);color:#fff;border:0;border-radius:50px;padding:12px 18px;text-align:center;text-decoration:none;font-weight:600;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.25);font-size:15px}
.bm-bar button{background:var(--bm-orange)}
.bm-chat{position:fixed;right:16px;bottom:16px;width:340px;max-width:calc(100vw - 32px);max-height:85vh;overflow:auto;background:#fff;border-radius:14px;box-shadow:0 10px 40px rgba(0,0,0,.3);z-index:9999}
.bm-chat[hidden]{display:none}
.bm-chat-head{background:var(--bm-blue);color:#fff;padding:12px 16px;font-weight:700;display:flex;justify-content:space-between;align-items:center;border-radius:14px 14px 0 0}
.bm-close{background:none;border:0;color:#fff;font-size:24px;cursor:pointer;line-height:1}
.bm-chat-body{padding:14px 16px}
@media(max-width:600px){.bm-bar{flex-direction:row;left:0;right:0;bottom:0;padding:8px;background:#fff;box-shadow:0 -2px 10px rgba(0,0,0,.15);justify-content:space-around}.bm-bar a,.bm-bar button{flex:1;border-radius:8px;box-shadow:none}.bm-chat{right:0;bottom:0;width:100%;max-width:100%;border-radius:14px 14px 0 0}}