.srb-container{max-width:900px;margin:24px auto;padding:16px;border:1px solid #e6e6e6;border-radius:10px;background:#fff}
.srb-form label{display:block;font-weight:600;margin-bottom:12px}
.srb-form input[type="text"],
.srb-form input[type="email"],
.srb-form input[type="tel"],
.srb-form input[type="datetime-local"],
.srb-form textarea{width:100%;padding:10px;border:1px solid #ddd;border-radius:8px;font-weight:400}
.srb-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:640px){.srb-grid{grid-template-columns:1fr}}
.srb-rooms{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.srb-checkbox{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid #ddd;border-radius:20px;background:#fafafa}
.srb-btn{background:#111;color:#fff;border:none;border-radius:10px;padding:12px 16px;cursor:pointer}
.srb-btn:hover{opacity:.9}
.srb-message{margin-top:12px;font-size:.95rem}
.srb-message.srb-ok{color:#0a7d00}
.srb-message.srb-err{color:#b00020}
.srb-loading .srb-btn{opacity:.6;pointer-events:none}

/* Availability calendar */
.srb-cal-wrapper{margin-top:12px}
.srb-cal-head{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.srb-cal{width:100%;border-collapse:collapse;margin-bottom:18px}
.srb-cal th,.srb-cal td{border:1px solid #e6e6e6;padding:8px;text-align:center}
.srb-cal .srb-empty{background:#fafafa}
.srb-cal-day{font-weight:600}
.srb-cal-free{background:#f9fff9}
.srb-cal-booked{background:#fdecea}
/* Admin list badges */
.srb-badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;color:#111;background:#eee;border:1px solid #ddd}
.srb-badge--green{background:#e7f6ec;border-color:#b7e2c3;color:#0a7d00}
.srb-badge--yellow{background:#fff8e1;border-color:#ffe3a3;color:#8a6d00}
.srb-badge--red{background:#fdecea;border-color:#f5c6c3;color:#b00020}