:root{--notif-bg-page: #f1ecdf;--notif-bg-card: rgba(255, 255, 255, .55);--notif-bg-unread: rgba(143, 155, 107, .08);--notif-bg-hover: rgba(143, 155, 107, .12);--notif-primary: #8f9b6b;--notif-primary-hover: #6f7b52;--notif-primary-light: rgba(143, 155, 107, .15);--notif-text-primary: #2f2f2a;--notif-text-secondary: #5f6352;--notif-text-muted: #8a8d7a;--notif-border: rgba(143, 155, 107, .3);--notif-border-unread: #8f9b6b;--notif-btn-read: #8f9b6b;--notif-btn-read-hover: #6f7b52;--notif-btn-delete: #c53030;--notif-btn-delete-hover: #a02020;--notif-shadow-card: 0 4px 12px rgba(60, 60, 40, .15);--notif-shadow-hover: 0 8px 22px rgba(143, 155, 107, .25)}.dark{--notif-bg-page: #12140f;--notif-bg-card: rgba(26, 30, 24, .9);--notif-bg-unread: rgba(168, 181, 138, .12);--notif-bg-hover: rgba(168, 181, 138, .18);--notif-primary: #a8b58a;--notif-primary-hover: #c1cf9a;--notif-primary-light: rgba(168, 181, 138, .15);--notif-text-primary: #e7e9dd;--notif-text-secondary: #a3a88f;--notif-text-muted: #8a8d7a;--notif-border: rgba(168, 181, 138, .3);--notif-border-unread: #a8b58a;--notif-btn-read: #a8b58a;--notif-btn-read-hover: #c1cf9a;--notif-btn-delete: #fc8181;--notif-btn-delete-hover: #f56565;--notif-shadow-card: 0 6px 18px rgba(0, 0, 0, .4);--notif-shadow-hover: 0 10px 30px rgba(0, 0, 0, .5)}.notifications-page{min-height:100vh;padding:2rem 0;background:var(--notif-bg-page);transition:background .3s ease}.notifications-container{max-width:900px;margin:0 auto;padding:0 1rem}.notifications-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;flex-wrap:wrap;gap:1rem}.notifications-header h1{font-size:2rem;font-weight:700;color:var(--notif-text-primary);margin:0;background:linear-gradient(135deg,var(--notif-primary),#b7a66a);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.btn-mark-all{background:linear-gradient(135deg,var(--notif-primary),#b7a66a);color:#fff;border:none;padding:.625rem 1.25rem;border-radius:10px;cursor:pointer;font-size:.875rem;font-weight:600;box-shadow:0 4px 12px #8f9b6b4d;transition:all .4s cubic-bezier(.34,1.56,.64,1)}.btn-mark-all:hover{transform:translateY(-3px);box-shadow:0 10px 30px #8f9b6b73}.dark .btn-mark-all{background:linear-gradient(135deg,var(--notif-primary),#8f9b6b);box-shadow:0 4px 12px #a8b58a66}.dark .btn-mark-all:hover{box-shadow:0 10px 30px #a8b58a73}.notifications-list{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem}.notification-card{background:var(--notif-bg-card);-webkit-backdrop-filter:blur(18px) saturate(160%);backdrop-filter:blur(18px) saturate(160%);border:1px solid var(--notif-border);border-radius:14px;padding:1.25rem;display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;box-shadow:var(--notif-shadow-card);transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;position:relative}.notification-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;background:linear-gradient(135deg,var(--notif-primary),#b7a66a);opacity:0;transition:opacity .3s ease;z-index:0}.notification-card>*{position:relative;z-index:1}.notification-card:hover{border-color:var(--notif-primary);box-shadow:var(--notif-shadow-hover);transform:translateY(-2px)}.notification-card:hover:before{opacity:.05}.notification-card.unread{background:var(--notif-bg-unread);border-left:4px solid var(--notif-border-unread)}.dark .notification-card.unread{background:var(--notif-bg-unread)}.notification-content{flex:1}.notification-title{font-weight:600;font-size:1.125rem;color:var(--notif-text-primary);margin-bottom:.5rem}.notification-message{color:var(--notif-text-secondary);font-size:.9375rem;line-height:1.5;margin-bottom:.75rem}.notification-meta{display:flex;gap:1rem;font-size:.875rem;color:var(--notif-text-muted);flex-wrap:wrap}.notification-course{color:var(--notif-primary);font-weight:500}.notification-actions{display:flex;flex-direction:column;gap:.5rem;flex-shrink:0}.notification-actions button{padding:.5rem 1rem;border:none;border-radius:8px;cursor:pointer;font-size:.875rem;font-weight:500;transition:all .3s ease;white-space:nowrap}.btn-read{background:var(--notif-primary-light);color:var(--notif-btn-read);border:1px solid var(--notif-border)}.btn-read:hover{background:var(--notif-btn-read);color:#fff;transform:translateY(-2px);box-shadow:0 4px 12px #8f9b6b40}.dark .btn-read:hover{background:var(--notif-btn-read-hover);box-shadow:0 4px 12px #a8b58a4d}.btn-delete{background:#e53e3e1a;color:var(--notif-btn-delete);border:1px solid rgba(229,62,62,.3)}.btn-delete:hover{background:var(--notif-btn-delete);color:#fff;border-color:var(--notif-btn-delete);transform:translateY(-2px);box-shadow:0 4px 12px #e53e3e40}.dark .btn-delete{background:#fc818126;color:var(--notif-btn-delete);border-color:#fc81814d}.dark .btn-delete:hover{background:var(--notif-btn-delete-hover);border-color:var(--notif-btn-delete-hover);box-shadow:0 4px 12px #fc81814d}.notifications-empty{text-align:center;padding:4rem 2rem;font-size:1.125rem;color:var(--notif-text-muted);background:var(--notif-bg-card);-webkit-backdrop-filter:blur(18px) saturate(160%);backdrop-filter:blur(18px) saturate(160%);border:1px solid var(--notif-border);border-radius:14px}.notifications-pagination{display:flex;justify-content:center;margin-top:2rem}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.notification-card{animation:fadeInUp .4s cubic-bezier(.4,0,.2,1) backwards}.notification-card:nth-child(1){animation-delay:.05s}.notification-card:nth-child(2){animation-delay:.1s}.notification-card:nth-child(3){animation-delay:.15s}.notification-card:nth-child(4){animation-delay:.2s}.notification-card:nth-child(5){animation-delay:.25s}@media(max-width:768px){.notifications-header{flex-direction:column;align-items:flex-start}.notifications-header h1{font-size:1.5rem}.btn-mark-all{width:100%}.notification-card{flex-direction:column;padding:1rem}.notification-actions{width:100%;flex-direction:row}.notification-actions button{flex:1}}@media(max-width:480px){.notifications-page{padding:1rem 0}.notification-title{font-size:1rem}.notification-message{font-size:.875rem}.notification-meta{flex-direction:column;gap:.25rem}}.notifications-page,.notification-card,.btn-mark-all,.btn-read,.btn-delete,.notifications-empty{transition:background-color .3s ease,border-color .3s ease,color .3s ease,box-shadow .3s ease}