/* ═══════════════════════════════════════════════════════════════════════════
   YAZ Event Registration Manager — Frontend CSS v4.0.0
   Professional Multi-step Form + Interactive Calendar
═══════════════════════════════════════════════════════════════════════════ */
:root {
    --yaz-primary:      #7c3aed;
    --yaz-primary-dark: #5b21b6;
    --yaz-primary-light:#ede9fe;
    --yaz-secondary:    #0ea5e9;
    --yaz-success:      #10b981;
    --yaz-warning:      #f59e0b;
    --yaz-danger:       #ef4444;
    --yaz-gray-50:      #f9fafb;
    --yaz-gray-100:     #f3f4f6;
    --yaz-gray-200:     #e5e7eb;
    --yaz-gray-300:     #d1d5db;
    --yaz-gray-400:     #9ca3af;
    --yaz-gray-600:     #4b5563;
    --yaz-gray-700:     #374151;
    --yaz-gray-800:     #1f2937;
    --yaz-radius:       12px;
    --yaz-radius-sm:    8px;
    --yaz-shadow:       0 4px 24px rgba(124,58,237,.12);
    --yaz-shadow-sm:    0 2px 8px rgba(0,0,0,.08);
    --yaz-transition:   all .25s cubic-bezier(.4,0,.2,1);
    --yaz-font:         'Segoe UI','Noto Sans Arabic',Tahoma,Arial,sans-serif;
}
.yaz-form-wrapper {
    font-family: var(--yaz-font);
    direction: rtl;
    max-width: 720px;
    margin: 0 auto;
    background: #fff;
    border-radius: var(--yaz-radius);
    box-shadow: var(--yaz-shadow);
    overflow: hidden;
}
/* Progress Bar */
.yaz-progress-bar {
    background: linear-gradient(135deg,var(--yaz-primary) 0%,var(--yaz-primary-dark) 100%);
    padding: 24px 32px 20px;
}
.yaz-progress-steps { display:flex;align-items:center;justify-content:center;margin-bottom:16px; }
.yaz-step-indicator { display:flex;flex-direction:column;align-items:center;gap:6px;flex:1;max-width:120px; }
.yaz-step-circle {
    width:40px;height:40px;border-radius:50%;
    background:rgba(255,255,255,.2);border:2px solid rgba(255,255,255,.4);
    display:flex;align-items:center;justify-content:center;
    font-weight:700;color:rgba(255,255,255,.7);font-size:15px;transition:var(--yaz-transition);
}
.yaz-step-check { display:none; }
.yaz-step-indicator.active .yaz-step-circle { background:#fff;border-color:#fff;color:var(--yaz-primary);box-shadow:0 0 0 4px rgba(255,255,255,.3); }
.yaz-step-indicator.completed .yaz-step-circle { background:var(--yaz-success);border-color:var(--yaz-success);color:#fff; }
.yaz-step-indicator.completed .yaz-step-num { display:none; }
.yaz-step-indicator.completed .yaz-step-check { display:block; }
.yaz-step-label { font-size:11px;color:rgba(255,255,255,.75);text-align:center;white-space:nowrap; }
.yaz-step-indicator.active .yaz-step-label,.yaz-step-indicator.completed .yaz-step-label { color:#fff;font-weight:600; }
.yaz-step-line { flex:1;height:2px;background:rgba(255,255,255,.25);margin:0 8px;margin-bottom:22px; }
.yaz-progress-track { height:4px;background:rgba(255,255,255,.2);border-radius:2px;overflow:hidden; }
.yaz-progress-fill { height:100%;background:#fff;border-radius:2px;transition:width .4s ease; }
/* Form Step */
.yaz-form-step { padding:32px;animation:yazFadeIn .3s ease; }
.yaz-step-header { margin-bottom:28px; }
.yaz-step-title { font-size:20px;font-weight:700;color:var(--yaz-gray-800);margin:0 0 6px;display:flex;align-items:center;gap:10px; }
.yaz-step-icon { font-size:22px; }
.yaz-step-desc { color:var(--yaz-gray-400);font-size:14px;margin:0; }
/* Fields Grid */
.yaz-fields-grid { display:grid;grid-template-columns:1fr 1fr;gap:18px; }
.yaz-sc-field { display:flex;flex-direction:column;gap:6px; }
.yaz-field-full { grid-column:1/-1; }
.yaz-sc-field label { font-size:13px;font-weight:600;color:var(--yaz-gray-700); }
.yaz-req { color:var(--yaz-danger);margin-right:2px; }
.yaz-sc-field input,.yaz-sc-field select,.yaz-sc-field textarea {
    padding:10px 14px;border:1.5px solid var(--yaz-gray-200);border-radius:var(--yaz-radius-sm);
    font-size:14px;font-family:var(--yaz-font);color:var(--yaz-gray-800);background:var(--yaz-gray-50);
    transition:var(--yaz-transition);outline:none;width:100%;box-sizing:border-box;
}
.yaz-sc-field input:focus,.yaz-sc-field select:focus,.yaz-sc-field textarea:focus {
    border-color:var(--yaz-primary);background:#fff;box-shadow:0 0 0 3px var(--yaz-primary-light);
}
.yaz-sc-field-err { font-size:12px;color:var(--yaz-danger);min-height:16px; }
.yaz-select-wrapper { position:relative; }
.yaz-select-wrapper select { appearance:none;padding-left:32px; }
.yaz-select-arrow { position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--yaz-gray-400);pointer-events:none;font-size:12px; }
/* Phone + OTP */
.yaz-phone-wrapper { display:flex;gap:10px;align-items:stretch; }
.yaz-phone-input { flex:1; }
.yaz-otp-section { background:var(--yaz-gray-50);border:1.5px solid var(--yaz-gray-200);border-radius:var(--yaz-radius-sm);padding:14px;margin-top:4px; }
.yaz-otp-inputs { display:flex;gap:10px;align-items:center; }
.yaz-otp-input { flex:1;letter-spacing:6px;text-align:center;font-size:18px;font-weight:700; }
.yaz-otp-msg { font-size:13px;margin-top:8px;display:block; }
/* Radio & Checkbox */
.yaz-radio-group,.yaz-checkbox-group { display:flex;flex-wrap:wrap;gap:10px; }
.yaz-radio-opt,.yaz-checkbox-opt {
    display:flex;align-items:center;gap:8px;cursor:pointer;
    padding:8px 14px;border:1.5px solid var(--yaz-gray-200);border-radius:20px;font-size:13px;transition:var(--yaz-transition);
}
.yaz-radio-opt:hover,.yaz-checkbox-opt:hover { border-color:var(--yaz-primary);background:var(--yaz-primary-light); }
.yaz-radio-opt input,.yaz-checkbox-opt input { display:none; }
.yaz-radio-custom,.yaz-checkbox-custom { width:16px;height:16px;border:2px solid var(--yaz-gray-300);border-radius:50%;display:inline-block;transition:var(--yaz-transition); }
.yaz-checkbox-custom { border-radius:4px; }
.yaz-radio-opt input:checked~.yaz-radio-custom,.yaz-checkbox-opt input:checked~.yaz-checkbox-custom { background:var(--yaz-primary);border-color:var(--yaz-primary); }
/* Buttons */
.yaz-btn-primary {
    background:linear-gradient(135deg,var(--yaz-primary) 0%,var(--yaz-primary-dark) 100%);
    color:#fff;border:none;padding:12px 28px;border-radius:8px;font-size:15px;font-weight:600;
    cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:var(--yaz-transition);font-family:var(--yaz-font);
}
.yaz-btn-primary:hover { transform:translateY(-1px);box-shadow:0 6px 20px rgba(124,58,237,.35); }
.yaz-btn-primary:disabled { opacity:.6;cursor:not-allowed;transform:none; }
.yaz-btn-outline {
    background:transparent;color:var(--yaz-gray-600);border:1.5px solid var(--yaz-gray-300);
    padding:12px 24px;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;
    display:inline-flex;align-items:center;gap:8px;transition:var(--yaz-transition);font-family:var(--yaz-font);
}
.yaz-btn-outline:hover { border-color:var(--yaz-primary);color:var(--yaz-primary); }
.yaz-btn-secondary { background:var(--yaz-secondary);color:#fff;border:none;padding:10px 16px;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap;font-family:var(--yaz-font);transition:var(--yaz-transition); }
.yaz-btn-secondary:hover { background:#0284c7; }
.yaz-btn-success { background:var(--yaz-success);color:#fff;border:none;padding:10px 16px;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;font-family:var(--yaz-font);transition:var(--yaz-transition); }
.yaz-btn-success:hover { background:#059669; }
.yaz-step-nav { margin-top:28px;display:flex;justify-content:flex-end; }
.yaz-step-nav-both { justify-content:space-between; }
.yaz-btn-arrow { font-size:16px; }
/* Interactive Calendar */
.yaz-calendar-container { background:var(--yaz-gray-50);border:1.5px solid var(--yaz-gray-200);border-radius:var(--yaz-radius);overflow:hidden;margin-bottom:20px; }
.yaz-calendar-header { background:linear-gradient(135deg,var(--yaz-primary) 0%,var(--yaz-primary-dark) 100%);padding:14px 20px;display:flex;align-items:center;justify-content:space-between; }
.yaz-cal-month-label { font-size:16px;font-weight:700;color:#fff; }
.yaz-cal-nav { background:rgba(255,255,255,.2);border:none;color:#fff;width:32px;height:32px;border-radius:50%;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;transition:var(--yaz-transition); }
.yaz-cal-nav:hover { background:rgba(255,255,255,.35); }
.yaz-calendar-weekdays { display:grid;grid-template-columns:repeat(7,1fr);background:var(--yaz-primary-light);padding:8px 0; }
.yaz-calendar-weekdays span { text-align:center;font-size:12px;font-weight:600;color:var(--yaz-primary); }
.yaz-calendar-grid { display:grid;grid-template-columns:repeat(7,1fr);gap:4px;padding:12px;min-height:180px; }
.yaz-cal-loading { grid-column:1/-1;text-align:center;color:var(--yaz-gray-400);padding:40px;font-size:14px; }
.yaz-cal-day { aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;transition:var(--yaz-transition);position:relative;min-width:0;padding:4px 2px; }
.yaz-cal-day.empty { cursor:default; }
.yaz-cal-day.past { color:var(--yaz-gray-300);cursor:not-allowed; }
.yaz-cal-day.available { color:var(--yaz-gray-700);background:#fff;border:1.5px solid var(--yaz-gray-200); }
.yaz-cal-day.available:hover { border-color:var(--yaz-primary);background:var(--yaz-primary-light);color:var(--yaz-primary);transform:scale(1.05); }
.yaz-cal-day.available.selected { background:var(--yaz-primary);border-color:var(--yaz-primary);color:#fff;box-shadow:0 4px 12px rgba(124,58,237,.4); }
.yaz-cal-day.full { color:var(--yaz-gray-300);background:var(--yaz-gray-50);border:1.5px solid var(--yaz-gray-100);cursor:not-allowed;text-decoration:line-through; }
.yaz-cal-day.limited { border-color:var(--yaz-warning);color:var(--yaz-warning); }
.yaz-cal-dot { width:6px;height:6px;border-radius:50%;background:currentColor;margin-top:2px; }
.yaz-cal-day.available .yaz-cal-dot { background:var(--yaz-success); }
.yaz-cal-day.limited .yaz-cal-dot { background:var(--yaz-warning); }
.yaz-cal-day.full .yaz-cal-dot { background:var(--yaz-gray-300); }
.yaz-cal-day.selected .yaz-cal-dot { background:rgba(255,255,255,.7); }
/* Time Slots */
.yaz-timeslots-container { background:#fff;border:1.5px solid var(--yaz-gray-200);border-radius:var(--yaz-radius);padding:20px;margin-bottom:16px;animation:yazFadeIn .3s ease; }
.yaz-timeslots-title { font-size:15px;font-weight:600;color:var(--yaz-gray-700);margin:0 0 16px;display:flex;align-items:center;gap:8px; }
.yaz-timeslots-grid { display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px; }
.yaz-timeslot-btn { padding:12px 10px;border:1.5px solid var(--yaz-gray-200);border-radius:var(--yaz-radius-sm);background:var(--yaz-gray-50);cursor:pointer;text-align:center;transition:var(--yaz-transition);font-family:var(--yaz-font); }
.yaz-timeslot-btn .yaz-slot-time { font-size:14px;font-weight:700;color:var(--yaz-gray-700);display:block; }
.yaz-timeslot-btn .yaz-slot-label { font-size:11px;color:var(--yaz-gray-400);display:block;margin-top:2px; }
.yaz-timeslot-btn .yaz-slot-capacity { font-size:11px;margin-top:4px;display:block; }
.yaz-timeslot-btn.available:hover { border-color:var(--yaz-primary);background:var(--yaz-primary-light); }
.yaz-timeslot-btn.available:hover .yaz-slot-time { color:var(--yaz-primary); }
.yaz-timeslot-btn.selected { border-color:var(--yaz-primary);background:var(--yaz-primary); }
.yaz-timeslot-btn.selected .yaz-slot-time,.yaz-timeslot-btn.selected .yaz-slot-label,.yaz-timeslot-btn.selected .yaz-slot-capacity { color:#fff; }
.yaz-timeslot-btn.full { opacity:.5;cursor:not-allowed;text-decoration:line-through; }
.yaz-timeslot-btn.limited { border-color:var(--yaz-warning); }
.yaz-timeslot-btn.limited .yaz-slot-capacity { color:var(--yaz-warning); }
.yaz-slot-capacity-bar { height:3px;background:var(--yaz-gray-200);border-radius:2px;margin-top:6px;overflow:hidden; }
.yaz-slot-capacity-fill { height:100%;border-radius:2px;background:var(--yaz-success);transition:var(--yaz-transition); }
.yaz-slot-capacity-fill.warn { background:var(--yaz-warning); }
.yaz-slot-capacity-fill.full { background:var(--yaz-danger); }
/* Slot Summary */
.yaz-slot-summary { background:#ecfdf5;border:1.5px solid #6ee7b7;border-radius:var(--yaz-radius-sm);padding:14px 18px;margin-bottom:12px;animation:yazFadeIn .3s ease; }
.yaz-slot-summary-inner { display:flex;align-items:center;gap:12px; }
.yaz-slot-summary-icon { font-size:20px; }
.yaz-slot-summary-text { flex:1;font-size:14px;color:var(--yaz-gray-700); }
.yaz-slot-change-btn { background:transparent;border:1px solid var(--yaz-success);color:var(--yaz-success);padding:6px 12px;border-radius:6px;cursor:pointer;font-size:12px;font-family:var(--yaz-font);transition:var(--yaz-transition); }
.yaz-slot-change-btn:hover { background:var(--yaz-success);color:#fff; }
/* Review Card */
.yaz-review-card { background:var(--yaz-gray-50);border:1.5px solid var(--yaz-gray-200);border-radius:var(--yaz-radius);padding:20px;margin-bottom:20px; }
.yaz-review-title { font-size:15px;font-weight:700;color:var(--yaz-gray-700);margin:0 0 16px;padding-bottom:12px;border-bottom:1px solid var(--yaz-gray-200); }
.yaz-review-grid { display:grid;grid-template-columns:1fr 1fr;gap:12px; }
.yaz-review-item { display:flex;flex-direction:column;gap:2px; }
.yaz-review-label { font-size:11px;color:var(--yaz-gray-400);font-weight:600;text-transform:uppercase;letter-spacing:.5px; }
.yaz-review-value { font-size:14px;color:var(--yaz-gray-800);font-weight:500; }
/* Upload Area */
.yaz-upload-section { margin-bottom:20px; }
.yaz-upload-title { font-size:15px;font-weight:700;color:var(--yaz-gray-700);margin:0 0 14px; }
.yaz-upload-area { border:2px dashed var(--yaz-gray-300);border-radius:var(--yaz-radius-sm);padding:24px;text-align:center;cursor:pointer;transition:var(--yaz-transition);position:relative;background:var(--yaz-gray-50); }
.yaz-upload-area:hover,.yaz-upload-area.drag-over { border-color:var(--yaz-primary);background:var(--yaz-primary-light); }
.yaz-file-input { position:absolute;inset:0;opacity:0;cursor:pointer;width:100%!important;height:100%!important;padding:0!important;border:none!important; }
.yaz-upload-icon { font-size:28px;display:block;margin-bottom:8px; }
.yaz-upload-text { font-size:14px;color:var(--yaz-gray-600);font-weight:500;display:block; }
.yaz-upload-hint { font-size:12px;color:var(--yaz-gray-400);display:block;margin-top:4px; }
.yaz-upload-preview { display:flex;align-items:center;gap:12px;padding:8px; }
.yaz-upload-preview img { width:60px;height:60px;object-fit:cover;border-radius:6px;border:1px solid var(--yaz-gray-200); }
.yaz-upload-preview .yaz-preview-name { font-size:13px;color:var(--yaz-gray-700); }
/* Error Box */
.yaz-form-error { background:#fef2f2;border:1.5px solid #fca5a5;color:var(--yaz-danger);border-radius:var(--yaz-radius-sm);padding:12px 16px;font-size:14px;margin-bottom:16px; }
/* Success Screen */
.yaz-success-screen { padding:48px 32px;text-align:center; }
.yaz-success-inner { max-width:420px;margin:0 auto; }
.yaz-success-animation { margin-bottom:24px; }
.yaz-success-circle { width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--yaz-success),#059669);display:flex;align-items:center;justify-content:center;margin:0 auto;animation:yazBounceIn .6s cubic-bezier(.68,-.55,.27,1.55);box-shadow:0 8px 24px rgba(16,185,129,.35); }
.yaz-success-check { font-size:36px;color:#fff; }
.yaz-success-title { font-size:24px;font-weight:800;color:var(--yaz-gray-800);margin:0 0 8px; }
.yaz-success-msg { color:var(--yaz-gray-400);font-size:15px;margin:0 0 20px; }
.yaz-success-ref-box { background:var(--yaz-gray-50);border:1.5px solid var(--yaz-gray-200);border-radius:var(--yaz-radius-sm);padding:14px 20px;display:inline-flex;align-items:center;gap:10px;margin-bottom:24px; }
.yaz-success-ref-label { font-size:13px;color:var(--yaz-gray-400); }
.yaz-success-ref-num { font-size:18px;font-weight:800;color:var(--yaz-primary);letter-spacing:1px; }
/* Add to Calendar */
.yaz-add-to-calendar { margin-top:8px; }
.yaz-cal-prompt { font-size:14px;color:var(--yaz-gray-600);margin-bottom:12px; }
.yaz-cal-buttons { display:flex;gap:10px;justify-content:center;flex-wrap:wrap; }
.yaz-cal-btn { display:inline-flex;align-items:center;gap:6px;padding:10px 16px;border-radius:8px;font-size:13px;font-weight:600;text-decoration:none;transition:var(--yaz-transition);border:1.5px solid var(--yaz-gray-200);color:var(--yaz-gray-700);background:#fff; }
.yaz-cal-btn:hover { transform:translateY(-2px);box-shadow:var(--yaz-shadow-sm);border-color:var(--yaz-primary);color:var(--yaz-primary); }
/* Closed / Error notices */
.yaz-closed-notice { padding:16px 20px;background:var(--yaz-gray-100);border:1px solid var(--yaz-gray-200);border-radius:var(--yaz-radius-sm);color:var(--yaz-gray-600);text-align:center;margin:1rem 0; }
.yaz-error { color:var(--yaz-danger);background:#fee2e2;border:1px solid #fca5a5;border-radius:8px;padding:10px 16px;margin:1rem 0; }
/* Animations */
@keyframes yazFadeIn { from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)} }
@keyframes yazBounceIn { from{transform:scale(0);opacity:0} to{transform:scale(1);opacity:1} }
/* Responsive */
@media(max-width:600px){
    .yaz-form-step{padding:20px 16px}
    .yaz-fields-grid{grid-template-columns:1fr}
    .yaz-review-grid{grid-template-columns:1fr}
    .yaz-timeslots-grid{grid-template-columns:1fr 1fr}
    .yaz-progress-bar{padding:16px}
    .yaz-step-label{font-size:10px}
    .yaz-phone-wrapper{flex-direction:column}
}


/* QR Badge and Wallet Buttons v4.1 */
.yaz-qr-badge-section { margin-top: 24px; }
.yaz-qr-badge-card { background: linear-gradient(135deg, #1e3a5f 0%, #2d5a8e 100%); color: #fff; border-radius: 20px; padding: 24px; text-align: center; box-shadow: 0 8px 30px rgba(30,58,95,0.35); }
.yaz-qr-badge-header { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; text-align: right; }
.yaz-qr-badge-icon { font-size: 2.5rem; flex-shrink: 0; }
.yaz-qr-badge-header h4 { margin: 0 0 4px; font-size: 1.1rem; font-weight: 700; color: #fff; }
.yaz-qr-badge-header p { margin: 0; font-size: 0.85rem; opacity: 0.8; }
.yaz-sc-qr-img { width: 180px; height: 180px; border-radius: 12px; border: 4px solid rgba(255,255,255,0.3); margin: 0 auto 16px; display: block; background: #fff; padding: 8px; }
.yaz-qr-badge-ref { font-size: 0.9rem; opacity: 0.85; margin-bottom: 20px; }
.yaz-qr-badge-ref strong { font-family: monospace; font-size: 1rem; color: #fff; }
.yaz-sc-wallet-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 12px; }
.yaz-sc-wallet-btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 12px; font-size: 0.9rem; font-weight: 600; text-decoration: none; transition: all 0.2s; cursor: pointer; }
.yaz-wallet-apple { background: #000; color: #fff; }
.yaz-wallet-apple:hover { background: #1a1a1a; color: #fff; }
.yaz-wallet-google { background: #fff; color: #1a73e8; border: 2px solid rgba(255,255,255,0.5); }
.yaz-wallet-google:hover { background: #f0f4ff; color: #1a73e8; }
.yaz-sc-wallet-added-badge { display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,0.2); border: 1px solid rgba(255,255,255,0.4); color: #fff; padding: 8px 16px; border-radius: 20px; font-size: 0.88rem; font-weight: 600; margin-top: 8px; }