:root{--bg:#eef5fb;--surface:#ffffff;--surface-2:#f4f8fc;--ink:#10284f;--ink-soft:#4e5e76;--ink-faint:#6b7a91;--line:#cfd9e6;--line-strong:#b4c2d4;--field-bg:#fbfcfe;--field-line:#7b8ca5;--field-placeholder:#5f6e85;--brand:#0a3d91;--brand-2:#1557b8;--brand-tint:#e8f0fd;--on-brand:#ffffff;--topbar-from:#0a3d91;--topbar-to:#1557b8;--on-topbar:#ffffff;--on-topbar-soft:#d7e3f8;--ok:#0b6a4a;--ok-tint:#e3f3ec;--danger:#a82828;--danger-tint:#fcebeb;--danger-solid:#a82828;--on-danger:#ffffff;--warn-ink:#8a5806;--warn-tint:#fdf2e4;--font-sans:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe 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var(--ok)}.calendar-lock{font-size:var(--text-2xs);line-height:1}.grid-controls{display:flex;flex-wrap:wrap;gap:var(--space-4);margin-top:var(--space-3)}.inline-field{display:flex;align-items:center;gap:var(--space-2);margin:0}.inline-field span{font-size:var(--text-sm);font-weight:var(--weight-semi);color:var(--ink-soft);white-space:nowrap}.inline-field input,.inline-field select{width:auto;min-width:88px;padding:var(--space-2) var(--space-3);font-size:var(--text-sm)}.tt-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);transition:opacity var(--dur-2) var(--ease-out)}.tt-scroll.is-pending{opacity:.6;pointer-events:none}.tt-grid{display:grid;grid-auto-rows:56px;min-width:max-content}.tt-corner,.tt-day-head{border-bottom:1px solid var(--line);background:var(--surface-2)}.tt-day-head{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;padding:var(--space-2);-webkit-border-start:1px solid var(--line);border-inline-start:1px solid var(--line)}.tt-weekday{font-size:var(--text-2xs);color:var(--ink-soft);text-transform:uppercase;letter-spacing:.04em}.tt-date,.tt-weekday{font-weight:var(--weight-bold)}.tt-date{font-size:var(--text-sm);color:var(--ink)}.tt-row{grid-column:1;display:flex;align-items:flex-start;justify-content:flex-end;padding:var(--space-1) var(--space-2) 0;font-size:var(--text-2xs);font-weight:var(--weight-bold);color:var(--ink-soft);border-bottom:1px solid var(--line)}.tt-empty{border:none;border-bottom:1px solid var(--line);-webkit-border-start:1px solid var(--line);border-inline-start:1px solid var(--line);background:transparent;cursor:pointer;font-family:inherit;display:flex;align-items:center;justify-content:center;color:transparent;min-height:0;padding:0;transition:background var(--dur-1) var(--ease-out),color var(--dur-1) var(--ease-out)}.tt-empty:hover{background:var(--brand-tint);color:var(--brand)}.tt-plus{font-size:var(--text-md);font-weight:var(--weight-bold);line-height:1}.tt-slot{position:relative;margin:2px;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--brand);background:var(--brand);color:var(--on-brand);transition:box-shadow var(--dur-1) var(--ease-out)}.tt-slot-body{height:100%;display:flex;flex-direction:column;justify-content:flex-end;gap:1px;padding:var(--space-1) var(--space-2) var(--space-3)}.tt-slot-actions{position:absolute;top:2px;inset-inline-end:2px;display:flex;gap:2px}.tt-slot-btn{display:flex;align-items:center;justify-content:center;width:28px;height:28px;min-height:0;padding:0;border-radius:var(--radius-sm);cursor:pointer;border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.16);color:currentColor;transition:opacity var(--dur-1) var(--ease-out),background var(--dur-1) var(--ease-out)}.tt-slot-btn:hover:not(:disabled){background:rgba(255,255,255,.34)}.tt-slot-btn:disabled{opacity:.3;cursor:not-allowed}.tt-slot-remove{opacity:0}.tt-slot:focus-within .tt-slot-remove,.tt-slot:hover .tt-slot-remove{opacity:1}.tt-slot-remove:hover:not(:disabled){background:var(--danger-solid);border-color:var(--danger-solid)}@media (hover:none){.tt-slot-remove{opacity:1}}.tt-resize{position:absolute;inset-inline:0;bottom:0;height:24px;cursor:ns-resize;display:flex;align-items:flex-end;justify-content:center;padding-bottom:var(--space-1);touch-action:none;background:linear-gradient(0deg,rgba(0,0,0,.18),transparent)}.tt-resize-grip{width:28px;height:3px;border-radius:2px;background:rgba(255,255,255,.55);transition:background var(--dur-1) var(--ease-out),width var(--dur-1) var(--ease-out)}.tt-resize:focus-visible .tt-resize-grip,.tt-resize:hover .tt-resize-grip{background:#ffffff;width:36px}.tt-slot.is-resizing{box-shadow:0 0 0 2px var(--brand-2)}.tt-slot.is-resizing .tt-resize-grip{background:#ffffff}.tt-slot.is-full{background:var(--warn-ink);border-color:var(--warn-ink);color:#ffffff}.tt-blocked{margin:2px;border-radius:var(--radius-sm);padding:var(--space-2);overflow:hidden;border:1px dashed var(--line-strong);background:repeating-linear-gradient(45deg,var(--surface-2),var(--surface-2) 6px,var(--line) 6px,var(--line) 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var(--dur-2) var(--ease-out)}.modal-title{font-size:var(--text-md);font-weight:var(--weight-bold);margin:0 0 var(--space-2)}.modal-message{margin:0;color:var(--ink-soft);font-size:var(--text-base);line-height:1.65}.modal-actions{display:flex;gap:var(--space-3);justify-content:flex-end;margin-top:var(--space-5);flex-wrap:wrap}.modal-actions .btn{min-width:104px}.modal-overlay{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:var(--space-5);background:rgba(10,40,79,.45)}.gallery{display:flex;flex-direction:column;gap:var(--space-3)}.gallery-frame{position:relative;width:100%;aspect-ratio:16/9;max-width:100%;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:var(--surface-2)}.gallery-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity var(--dur-3) var(--ease-in-out)}.gallery-image.is-active{opacity:1}.gallery-nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;min-height:0;padding:0;border-radius:50%;cursor:pointer;border:1px solid rgba(255,255,255,.5);background:rgba(10,40,79,.55);color:#ffffff;font-size:var(--text-xl);line-height:1;font-family:inherit;display:flex;align-items:center;justify-content:center;transition:background var(--dur-1) var(--ease-out)}.gallery-nav:hover{background:rgba(10,40,79,.78)}.gallery-prev{inset-inline-start:var(--space-2)}.gallery-next{inset-inline-end:var(--space-2)}body.is-rtl .gallery-nav{transform:translateY(-50%) scaleX(-1)}.gallery-counter{position:absolute;bottom:var(--space-2);inset-inline-end:var(--space-3);background:rgba(10,40,79,.7);color:#ffffff;font-size:var(--text-2xs);font-weight:var(--weight-bold);padding:var(--space-1) var(--space-2);border-radius:var(--radius-pill)}.gallery-dots{gap:var(--space-1)}.gallery-dot,.gallery-dots{display:flex;justify-content:center}.gallery-dot{width:24px;height:24px;min-height:0;padding:0;border:none;background:none;cursor:pointer;align-items:center}.gallery-dot:after{content:"";width:var(--space-2);height:var(--space-2);border-radius:var(--radius-pill);background:var(--line-strong);transition:background var(--dur-1) var(--ease-out),width var(--dur-1) var(--ease-out)}.gallery-dot.is-active:after{background:var(--brand);width:var(--space-5)}.course-thumb{width:100%;aspect-ratio:16/9;max-width:100%;object-fit:cover;border-radius:var(--radius);border:1px solid var(--line);margin-bottom:var(--space-3);background:var(--surface-2);display:block}.course-thumb-empty{display:flex;align-items:center;justify-content:center;color:var(--ink-soft);font-size:var(--text-sm);font-weight:var(--weight-semi)}.images-heading{margin:0;font-size:var(--text-base);font-weight:var(--weight-bold)}.image-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));grid-gap:var(--space-3);gap:var(--space-3)}.image-tile{position:relative;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface-2)}.image-tile.is-thumbnail{border-color:var(--brand);box-shadow:0 0 0 2px var(--brand-tint)}.image-tile img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}.image-badge{position:absolute;top:var(--space-2);inset-inline-start:var(--space-2);background:var(--brand);color:var(--on-brand);font-size:var(--text-2xs);font-weight:var(--weight-bold);padding:var(--space-1) 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(hover:none){.image-remove-btn{opacity:1}}.dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-2);text-align:center;cursor:pointer;font-family:inherit;aspect-ratio:4/3;width:100%;padding:var(--space-3);border:2px dashed var(--field-line);border-radius:var(--radius);background:var(--field-bg);color:var(--ink-soft);transition:border-color var(--dur-1) var(--ease-out),background var(--dur-1) var(--ease-out),color var(--dur-1) var(--ease-out)}.dropzone.is-dragging,.dropzone:hover{border-color:var(--brand-2);color:var(--brand);background:var(--brand-tint)}.dropzone.is-dragging{border-style:solid}.dropzone-label{font-size:var(--text-sm);font-weight:var(--weight-bold);color:inherit}.dropzone-hint{font-size:var(--text-2xs);line-height:1.5;color:var(--ink-soft)}.empty{text-align:center;padding:var(--space-10) var(--space-5);color:var(--ink-soft)}.empty h3{color:var(--ink);margin-bottom:var(--space-2)}.empty p{margin:0 auto;max-width:42ch}.divider{height:1px;background:var(--line);margin:var(--space-5) 0;border:none}.skeleton{background:var(--surface-2);border-radius:var(--radius-sm);position:relative;overflow:hidden}.skeleton:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);transform:translateX(-100%);animation:shimmer 1.4s var(--ease-in-out) infinite}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .skeleton:after{background:linear-gradient(90deg,transparent,rgba(255,255,255,.07),transparent)}}:root[data-theme=dark] .skeleton:after{background:linear-gradient(90deg,transparent,rgba(255,255,255,.07),transparent)}.skeleton-line{height:var(--space-3);margin-bottom:var(--space-2)}.skeleton-title{height:var(--space-6);width:42%;margin-bottom:var(--space-3)}.skeleton-thumb{width:100%;aspect-ratio:16/9;border-radius:var(--radius);margin-bottom:var(--space-3)}.skeleton-row{height:var(--space-10);margin-bottom:var(--space-1)}.skeleton-w-70{width:70%}.skeleton-w-50{width:50%}.skeleton-w-30{width:30%}.ltr-text{unicode-bidi:-webkit-isolate;unicode-bidi:isolate}.ltr-text,body.is-rtl input[type=date],body.is-rtl input[type=email],body.is-rtl input[type=password],body.is-rtl input[type=time]{direction:ltr;text-align:start}@keyframes spin{to{transform:rotate(1turn)}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes rise{0%{opacity:0;transform:translateY(var(--space-2)) scale(.98)}to{opacity:1;transform:none}}@keyframes shimmer{to{transform:translateX(100%)}}@view-transition{navigation:auto}::view-transition-old(root){animation:fade-in var(--dur-2) var(--ease-out) reverse}::view-transition-new(root){animation:fade-in var(--dur-2) var(--ease-out)}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:1ms!important;animation-iteration-count:1!important;transition-property:color,background-color,border-color,box-shadow,opacity,outline-color!important;transition-duration:var(--dur-1)!important}.skeleton:after{opacity:0}.btn-spinner,.busy-spinner,.skeleton:after{animation:none!important}.btn:active,a.card:hover{transform:none}::view-transition-new(root),::view-transition-old(root){animation:none!important}}