@import"https://fonts.googleapis.com/css2?family=Inter+Tight:ital,wght@0,100..900;1,100..900&display=swap";:root{--color-primary: #0A2E5D;--color-accent: #e0591e;--color-primary-rgb: 10, 46, 93;--color-primary-hover: 204, 225, 252;--color-bg: #F8FAFC;--color-card: #FFFFFF;--color-card-hover: #F1F5F9;--color-border: #E2E8F0;--color-text-primary: #1E293B;--color-text-secondary: #475569;--color-text-inverse: #FFFFFF;--color-success: #16A34A;--color-warning: #F59E0B;--color-error: #DC2626;--color-success-bg: #DCFCE7;--color-warning-bg: #FEF3C7;--color-error-bg: #FEE2E2;--font-family: "Inter Tight", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-size-h1: clamp(1.75rem, 1.5vw + 1rem, 1.5rem);--font-size-h2: clamp(1.25rem, 1.5vw + .6rem, 1.75rem);--font-size-h3: clamp(1.125rem, 1.2vw + .4rem, 1.5rem);--font-size-body: clamp(.95rem, .8vw + .4rem, 1rem);--font-size-primary-text: clamp(1rem, 1vw + .4rem, 1.125rem);--font-size-secondary-text: clamp(.875rem, .6vw + .3rem, .95rem);--font-size-label: clamp(.75rem, .5vw + .3rem, .875rem);--font-size-table: clamp(.85rem, .6vw + .35rem, .95rem);--font-size-button: clamp(.875rem, .6vw + .35rem, 1rem);--font-size-caption: clamp(.75rem, .5vw + .3rem, .85rem);--font-size-tiny: clamp(.65rem, .4vw + .25rem, .75rem);--line-height-tight: 1.2;--line-height-normal: 1.5;--line-height-loose: 1.8;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--shadow-card: 0 2px 6px rgba(0, 0, 0, .05)}*{box-sizing:border-box}body{margin:0;padding:0;font-family:var(--font-family);font-size:var(--font-size-body);line-height:var(--line-height-normal);color:var(--color-text-primary);background-color:var(--color-bg)}h1{font-size:var(--font-size-h1);line-height:var(--line-height-tight);color:var(--color-text-primary);font-weight:600}h2{font-size:var(--font-size-h2);line-height:var(--line-height-tight);color:var(--color-text-primary);font-weight:600}h3{font-size:var(--font-size-h3);line-height:var(--line-height-tight);color:var(--color-text-primary);font-weight:600}p{font-size:var(--font-size-body);line-height:var(--line-height-normal);color:var(--color-text-secondary)}button{font-family:var(--font-family);font-size:var(--font-size-button)}.card{background-color:var(--color-card);border:1px solid var(--color-border);box-shadow:var(--shadow-card)}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center;height:100%}.loading-spinner{width:40px;height:40px;border:4px solid var(--color-border);border-top:4px solid var(--color-primary);border-radius:50%;animation:app-detail-spin 1s linear infinite}@keyframes app-detail-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.breadCrums{display:flex;gap:5px}.breadCrums .breadCrum-text{text-decoration:none;color:var(--color-text-primary);font-size:15px;font-weight:600}.breadCrums .last-link{color:var(--color-accent)}.progress-container{width:300px;height:8px;background:#e0e0e0;border-radius:4px;position:relative}.progress-bar{height:100%;background:#4caf50;border-radius:4px;transition:width .2s ease}.progress-text{margin-left:8px;font-size:14px}.sb-main{position:fixed;top:0;left:0;height:100vh;width:280px;z-index:1000;display:flex;flex-direction:column;transition:width .4s cubic-bezier(.4,0,.2,1),transform .4s cubic-bezier(.4,0,.2,1);padding:1.5rem 0}.sb-main--mobile{transform:translate(-100%);background:#fff;box-shadow:10px 0 40px #0000001a}.sb-main--mobile.sb-main--open{transform:translate(0)}.sb-main--desktop{position:fixed;transform:translate(0)}.sb-main--desktop.sb-main--collapsed{width:88px}.sb-overlay{position:fixed;inset:0;background:#0006;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:999}.sb-header{display:flex;align-items:center;justify-content:center;padding:0 1.5rem 1.5rem;position:relative;border:none;margin-bottom:0}.sb-logo{display:flex;align-items:center;gap:.75rem;min-width:0}.sb-logo-icon{font-size:1.75rem;min-width:42px;height:42px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-primary),#1a4d8c);border-radius:12px;box-shadow:0 4px 12px #0a2e5d26;color:#fff}.sb-logo-text{font-size:1.2rem;font-weight:800;color:var(--color-primary);white-space:nowrap;overflow:hidden;transition:all .4s cubic-bezier(.4,0,.2,1);letter-spacing:-.02em;opacity:1;visibility:visible;width:auto}.sb-toggle{position:absolute;right:-17px;top:50%;transform:translateY(-50%);background:var(--color-primary);border:3px solid #F8FAFC;color:#fff;cursor:pointer;padding:.5rem;border-radius:50%;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:center;width:34px;height:34px;box-shadow:0 4px 12px #0a2e5d33;z-index:1001}.sb-toggle:hover{transform:translateY(-50%) scale(1.15);background:var(--color-accent)}.sb-toggle-icon{transition:transform .4s cubic-bezier(.4,0,.2,1);width:16px;height:16px}.sb-toggle-icon.rotated{transform:rotate(180deg)}.sb-nav{flex:1;padding:0 1rem;margin-top:1.8rem;overflow-y:auto;overflow-x:hidden}.sb-main--desktop.sb-main--collapsed .sb-nav{padding:0 .5rem}.sb-group{margin-bottom:1.5rem}.sb-group:first-child{border-top:none;margin-top:0;padding-top:0}.sb-group-header{display:flex;align-items:center;justify-content:space-between;padding:.5rem .75rem;cursor:pointer;border-radius:8px;transition:all .4s cubic-bezier(.4,0,.2,1);margin-bottom:.5rem;background:#1e40af1f;opacity:1;visibility:visible;height:auto;overflow:hidden}.sb-group-header:hover{background:#0a2e5d0a}.sb-group-title{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--color-text-secondary);opacity:.7;white-space:nowrap}.sb-menu{list-style:none;margin:0;padding:0;overflow:hidden;transition:all .4s cubic-bezier(.4,0,.2,1)}.sb-menu.hide{max-height:0;opacity:0}.sb-menu.show{max-height:1000px;opacity:1}.sb-menu-item{margin-bottom:4px;transition:transform .4s cubic-bezier(.4,0,.2,1)}.sb-menu-link{display:flex;align-items:center;padding:.75rem 1rem;color:var(--color-text-secondary);text-decoration:none;border-radius:12px;transition:all .2s cubic-bezier(.4,0,.2,1);position:relative;font-weight:500;font-size:.9rem}.sb-menu-link:hover{background:#0a2e5d0f;color:var(--color-primary);transform:translate(4px)}.sb-menu-link.active{background:linear-gradient(135deg,#0a2e5d14,#0a2e5d0a);color:var(--color-primary);font-weight:600;box-shadow:inset 3px 0 0 var(--color-primary)}.sb-menu-icon{margin-right:.85rem;width:20px;display:flex;align-items:center;justify-content:center;color:inherit;flex-shrink:0;transition:all .3s ease}.sb-menu-label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:all .4s cubic-bezier(.4,0,.2,1);flex:1;opacity:1;visibility:visible}.sb-menu-badge{background:var(--color-accent);color:#fff;font-size:.7rem;padding:.15rem .5rem;border-radius:10px;font-weight:700;box-shadow:0 2px 5px #e0591e4d;transition:all .4s cubic-bezier(.4,0,.2,1);opacity:1;visibility:visible}.sb-footer{padding:1.5rem 1.25rem;border-top:1px solid rgba(10,46,93,.08)}.sb-user-profile{display:flex;align-items:center;gap:.85rem;cursor:pointer;padding:.5rem;border-radius:12px;transition:all .2s ease}.sb-user-profile:hover{background:#0a2e5d0a}.sb-user-avatar{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--color-primary),#1a4d8c);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;box-shadow:0 4px 10px #0a2e5d26}.sb-user-info{flex:1;min-width:0;transition:all .4s cubic-bezier(.4,0,.2,1);opacity:1;visibility:visible}.sb-user-name{font-size:.9rem;font-weight:700;color:var(--color-primary);margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sb-user-role{font-size:.75rem;color:var(--color-text-secondary)}.sb-main--desktop.sb-main--collapsed .sb-logo-text,.sb-main--desktop.sb-main--collapsed .sb-menu-label,.sb-main--desktop.sb-main--collapsed .sb-menu-badge,.sb-main--desktop.sb-main--collapsed .sb-user-info,.sb-main--desktop.sb-main--collapsed .sb-group-header{opacity:0!important;visibility:hidden!important;max-width:0!important;margin:0!important;padding:0!important;pointer-events:none!important}.sb-main--desktop.sb-main--collapsed .sb-group-header{height:0!important;margin-bottom:0!important}.sb-main--desktop.sb-main--collapsed .sb-menu-item{transform:translate(-5px)}.sb-main--desktop.sb-main--collapsed .sb-group{margin-bottom:0}.sb-main--desktop.sb-main--collapsed .sb-header{justify-content:center;padding:0 0 1.5rem}.sb-main--desktop.sb-main--collapsed .sb-menu-link{justify-content:center;padding:.75rem}.sb-main--desktop.sb-main--collapsed .sb-menu-icon{margin-right:0}.sb-main--desktop.sb-main--collapsed .sb-footer{display:flex;justify-content:center;padding:1.5rem .5rem}.sb-main--desktop.sb-main--collapsed .sb-user-profile{justify-content:center}.sb-tooltip-global{position:fixed;background:var(--color-primary);color:#fff;padding:.6rem 1rem;border-radius:8px;font-size:.8rem;font-weight:600;z-index:2000;box-shadow:0 4px 20px #00000026;pointer-events:none;animation:tooltipIn .2s ease-out}.sb-tooltip-global:after{content:"";position:absolute;left:-6px;top:50%;transform:translateY(-50%);border:6px solid transparent;border-right-color:var(--color-primary)}@keyframes tooltipIn{0%{opacity:0;transform:translateY(-50%) translate(-10px)}to{opacity:1;transform:translateY(-50%) translate(0)}}.sb-nav::-webkit-scrollbar{width:3px}.sb-nav::-webkit-scrollbar-track{background:transparent}.sb-nav::-webkit-scrollbar-thumb{background:#0a2e5d1a;border-radius:10px}.sb-nav::-webkit-scrollbar-thumb:hover{background:#0a2e5d33}@media(max-width:767px){.sb-main--mobile{width:300px;height:100vh;border-radius:0}.sb-main--mobile .sb-header{padding-top:2rem}.sb-toggle{display:none}}.notif-modal-overlay{position:fixed;inset:0;background:transparent;display:flex;justify-content:flex-end;align-items:flex-start;z-index:9999;animation:fadeIn .2s ease-out;padding:20px;pointer-events:none}.notif-modal-overlay>*{pointer-events:auto}@keyframes slideIn{0%{transform:translateY(-20px) scale(.95);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}.notif-modal-modern{width:100%;max-width:420px;max-height:75vh;background:#fff;border-radius:16px;overflow:hidden;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;box-shadow:0 4px 24px #00000026,0 0 0 1px #0000000d;animation:slideIn .3s cubic-bezier(.16,1,.3,1);display:flex;flex-direction:column;margin-top:70px;margin-right:16px}.notif-header-glass{padding:16px 20px;background:linear-gradient(135deg,var(--color-primary),#1a4d8c);color:#fff;position:relative}.notif-header-content{display:flex;justify-content:space-between;align-items:center;gap:16px}.notif-header-left,.notif-header-right{display:flex;align-items:center;gap:12px}.notif-header-icon{color:#fff;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1))}.notif-header-title{margin:0;color:#fff;font-size:18px;font-weight:600;letter-spacing:-.01em}.notif-unread-pill{display:flex;align-items:center;gap:4px;background:#fff3;padding:4px 10px;border-radius:12px;font-size:.75rem;font-weight:600;border:1px solid rgba(255,255,255,.3)}.notif-unread-dot{width:6px;height:6px;background:#fff;border-radius:50%;box-shadow:0 0 8px #fff9;animation:notifDotPulse 2s ease-in-out infinite}@keyframes notifDotPulse{0%,to{opacity:1}50%{opacity:.5}}.notif-close-btn{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:12px;padding:8px;cursor:pointer;color:#fff;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.notif-close-btn:hover{background:#fff3;transform:scale(1.05)}.notif-tabs{display:flex;gap:0;background:#f8fafc;border-bottom:1px solid #e2e8f0}.notif-tab{flex:1;padding:12px 16px;border:none;cursor:pointer;background:transparent;color:#64748b;font-weight:500;font-size:14px;transition:all .2s ease;position:relative;border-bottom:2px solid transparent;display:flex;align-items:center;justify-content:center;gap:6px}.notif-tab:hover{background:#f1f5f9;color:#475569}.notif-tab.active{background:#fff;color:#1e293b;border-bottom-color:#1e293b}.notif-tab-badge{background:#ef4444;color:#fff;font-size:.625rem;font-weight:700;padding:2px 6px;border-radius:6px;min-width:16px;text-align:center;line-height:1.2}.notif-mark-all-container{padding:8px 12px;background:#f8fafccc;border-bottom:1px solid rgba(10,46,93,.06)}.notif-mark-all-btn{width:100%;padding:8px 12px;border:1px solid #e2e8f0;background:#fff;color:#1e293b;font-size:.813rem;font-weight:500;border-radius:8px;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:6px}.notif-mark-all-btn:hover{background:#1e293b;color:#fff;border-color:#1e293b;transform:translateY(-1px);box-shadow:0 2px 8px #1e293b26}.notif-mark-all-btn:active{transform:translateY(0)}.notif-list-container{flex:1;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-color:rgba(10,46,93,.15) transparent}.notif-list-container::-webkit-scrollbar{width:6px}.notif-list-container::-webkit-scrollbar-track{background:transparent}.notif-list-container::-webkit-scrollbar-thumb{background:#0a2e5d1f;border-radius:10px;transition:background .3s ease}.notif-list-container::-webkit-scrollbar-thumb:hover{background:#0a2e5d33}.notif-items-list{padding:8px 0}.notif-card{margin:0 6px 4px;border-radius:8px;background:#fff;border:1px solid #f1f5f9;transition:all .2s ease;cursor:pointer;animation:notifCardFadeIn .3s ease backwards;position:relative;overflow:hidden}@keyframes notifCardFadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.notif-card:before{content:"";position:absolute;top:0;left:0;width:3px;height:100%;background:transparent;transition:all .2s ease}.notif-card-unread{background:#f8fafc;border-color:#e2e8f0}.notif-card-unread:before{background:#1e293b}.notif-card:not(.notif-card-unread){background:#fafafa;border-color:#f0f0f0;opacity:.8}.notif-card:hover{transform:translate(2px);box-shadow:0 4px 12px #00000014;border-color:#d1d5db}.notif-card-inner{padding:8px;display:flex;gap:8px}.notif-icon-container{flex-shrink:0}.notif-icon-circle{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;position:relative;transition:all .2s ease}.notif-card:hover .notif-icon-circle{transform:scale(1.02)}.notif-card-unread .notif-icon-circle.homework{background:linear-gradient(135deg,#fef3c7,#fde68a);box-shadow:0 4px 12px #fbbf244d}.notif-card-unread .notif-icon-circle.grade-update{background:linear-gradient(135deg,#d1fae5,#a7f3d0);box-shadow:0 4px 12px #10b9814d}.notif-card-unread .notif-icon-circle.reminder{background:linear-gradient(135deg,#fee2e2,#fecaca);box-shadow:0 4px 12px #ef44444d}.notif-card-unread .notif-icon-circle.announcement{background:linear-gradient(135deg,#e0e7ff,#c7d2fe);box-shadow:0 4px 12px #6366f14d}.notif-card-unread .notif-icon-circle.default{background:linear-gradient(135deg,#dbeafe,#bfdbfe);box-shadow:0 4px 12px #3b82f64d}.notif-card:not(.notif-card-unread) .notif-icon-circle.homework{background:linear-gradient(135deg,#fefce8,#fef9e7);box-shadow:0 2px 8px #fbbf241f}.notif-card:not(.notif-card-unread) .notif-icon-circle.grade-update{background:linear-gradient(135deg,#f0fdf4,#ecfdf5);box-shadow:0 2px 8px #10b9811f}.notif-card:not(.notif-card-unread) .notif-icon-circle.reminder{background:linear-gradient(135deg,#fef2f2,#fee2e2);box-shadow:0 2px 8px #ef44441f}.notif-card:not(.notif-card-unread) .notif-icon-circle.announcement{background:linear-gradient(135deg,#eef2ff,#e0e7ff);box-shadow:0 2px 8px #6366f11f}.notif-card:not(.notif-card-unread) .notif-icon-circle.default{background:linear-gradient(135deg,#eff6ff,#dbeafe);box-shadow:0 2px 8px #3b82f61f}.notif-icon{filter:drop-shadow(0 1px 2px rgba(0,0,0,.1))}.notif-card-unread .notif-icon.homework{color:#d97706}.notif-card-unread .notif-icon.grade{color:#059669}.notif-card-unread .notif-icon.reminder{color:#dc2626}.notif-card-unread .notif-icon.announcement{color:#6366f1}.notif-card-unread .notif-icon.default{color:#2563eb}.notif-card:not(.notif-card-unread) .notif-icon.homework{color:#ca8a04;opacity:.65}.notif-card:not(.notif-card-unread) .notif-icon.grade{color:#10b981;opacity:.65}.notif-card:not(.notif-card-unread) .notif-icon.reminder{color:#f87171;opacity:.65}.notif-card:not(.notif-card-unread) .notif-icon.announcement{color:#818cf8;opacity:.65}.notif-card:not(.notif-card-unread) .notif-icon.default{color:#60a5fa;opacity:.65}.notif-content-area{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.notif-content-header{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.notif-card-unread .notif-title-text{margin:0;font-size:.9375rem;font-weight:800;color:#0f172a;line-height:1.4;letter-spacing:-.01em}.notif-card:not(.notif-card-unread) .notif-title-text{margin:0;font-size:.9375rem;font-weight:700;color:#64748b;line-height:1.4;letter-spacing:-.01em}.notif-mark-read{flex-shrink:0;background:#0a2e5d0f;border:1px solid rgba(10,46,93,.1);border-radius:8px;padding:6px;cursor:pointer;transition:all .2s ease;color:#0a2e5d;display:flex;align-items:center;justify-content:center}.notif-mark-read:hover{background:#0a2e5d;color:#fff;transform:scale(1.1);box-shadow:0 4px 12px #0a2e5d33}.notif-message-content{margin:0}.msg-box{padding:8px 10px;border-radius:8px;font-size:13px;line-height:1.4;margin:4px 0;border:1px solid transparent;position:relative;overflow:hidden}.msg-box:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:currentColor;opacity:.6}.green{background:linear-gradient(135deg,#ecfdf5,#f0fdf4);color:#065f46;border-color:#a7f3d0}.blue{background:linear-gradient(135deg,#eff6ff,#f0f9ff);color:#1e40af;border-color:#93c5fd}.yellow{background:linear-gradient(135deg,#fffbeb,#fef3c7);color:#92400e;border-color:#fcd34d}.red{background:linear-gradient(135deg,#fef2f2,#fee2e2);color:#b91c1c;border-color:#fca5a5}.purple{background:linear-gradient(135deg,#faf5ff,#f3e8ff);color:#6b21a8;border-color:#c4b5fd}.reply-btn{margin-top:12px;font-size:13px;font-weight:600;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:8px 16px;border-radius:8px;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 4px #667eea33}.reply-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #667eea4d}.reply-btn:active{transform:translateY(0)}.plain-text{font-size:14px;color:#475569;line-height:1.6;margin:0}.file{margin-top:10px;font-size:13px;color:#667eea;font-weight:500;padding:8px 12px;background:#f8fafc;border-radius:8px;border:1px dashed #cbd5e1;display:inline-block}.notif-footer-meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-top:4px}.notif-time-badge{display:flex;align-items:center;gap:5px;font-size:.75rem;color:#94a3b8;font-weight:600}.notif-new-badge{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;font-size:.625rem;font-weight:800;padding:3px 8px;border-radius:6px;text-transform:uppercase;letter-spacing:.05em;box-shadow:0 2px 8px #ef44444d}.notif-empty-state{padding:60px 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