@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap";:root{--sky: #0ea5e9;--sky-dark: #0284c7;--sky-light: #38bdf8;--sky-3: #7dd3fc;--sky-4: #e0f2fe;--sky-5: #f0f9ff;--sky-glow: rgba(14, 165, 233, .18);--sky-ring: rgba(14, 165, 233, .25);--bg: #f0f7ff;--white: #ffffff;--surface: #f8fbff;--ink: #0f172a;--ink-muted: #334155;--ink-faint: #94a3b8;--border: #dde8f5;--border-soft: #eaf2fb;--border-strong: #c4d6ee;--green: #059669;--green-bg: #ecfdf5;--green-border: #a7f3d0;--amber: #d97706;--amber-bg: #fffbeb;--red: #dc2626;--red-bg: #fef2f2;--red-border: #fca5a5;--pup-red: #0ea5e9;--pup-red-light: rgba(14, 165, 233, .3);--pup-red-ghost: #f0f9ff;--radius-sm: 6px;--radius: 8px;--radius-md: 10px;--radius-lg: 14px;--font-body: "Inter", system-ui, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--font-heading: "Inter", system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased}body{font-family:var(--font-body);background:var(--bg);color:var(--ink);line-height:1.5;min-height:100vh}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}.dashboard{min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}.dashboard-header{background:var(--white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:0 1px 0 var(--border),0 2px 8px #0ea5e90d}.dashboard-header:after{content:"";display:block;height:2px;background:linear-gradient(90deg,var(--sky),var(--sky-light),transparent 70%);opacity:.5}.dashboard-nav{display:flex;align-items:center;padding:0 24px;height:56px;gap:0;max-width:1400px;margin:0 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.15s;white-space:nowrap}.nav-link:hover{background:var(--sky-5);color:var(--sky-dark);border-color:#0ea5e926}.nav-link.active{background:var(--sky-4);color:var(--sky-dark);border-color:#0ea5e940;font-weight:600}.dashboard-user{display:flex;align-items:center;gap:10px;margin-left:auto;flex-shrink:0}.user-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--sky-dark),var(--sky));display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:#fff;flex-shrink:0;box-shadow:0 0 8px var(--sky-glow)}.user-info{line-height:1.2}.user-name{font-size:13px;font-weight:600;color:var(--ink)}.user-role{font-size:10px;color:var(--ink-faint);font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.btn-logout{padding:5px 13px;border:1px solid var(--border);background:var(--white);border-radius:var(--radius-sm);font-size:12.5px;font-weight:500;color:var(--ink-muted);cursor:pointer;font-family:var(--font-body);transition:all .15s}.btn-logout:hover{border-color:var(--red-border);color:var(--red);background:var(--red-bg)}.dashboard-content{flex:1;padding:28px 24px;max-width:1400px;margin:0 auto;width:100%;animation:fadeIn .2s ease}.welcome-card{background:linear-gradient(135deg,#0c4a6e,#0369a1 55%,#0284c7);border-radius:var(--radius-lg);padding:22px 26px;margin-bottom:20px;position:relative;overflow:hidden}.welcome-card:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:24px 24px}.welcome-card:after{content:"FC";position:absolute;right:20px;bottom:-10px;font-size:80px;font-weight:800;color:#ffffff0d;letter-spacing:-4px;line-height:1;font-family:var(--font-mono);pointer-events:none}.welcome-card h2{font-size:18px;font-weight:700;color:#fff;letter-spacing:-.02em;position:relative;margin-bottom:4px}.welcome-card p{font-size:13px;color:#bae6fdbf;position:relative}.page-header{margin-bottom:20px}.page-title{font-size:20px;font-weight:700;color:var(--ink);letter-spacing:-.02em;margin-bottom:3px}.page-subtitle{font-size:13px;color:var(--ink-faint)}.section-title{font-size:13.5px;font-weight:700;color:var(--ink);letter-spacing:-.01em;margin-bottom:14px}.section-subtitle{font-size:12.5px;color:var(--ink-faint);margin-bottom:14px;margin-top:-10px}.quick-stats{margin-bottom:6px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:20px}.stat-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);padding:15px;display:flex;align-items:center;gap:13px;position:relative;overflow:hidden;transition:all .18s}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--sky),transparent);opacity:.4}.stat-card:hover{border-color:#0ea5e94d;box-shadow:0 2px 12px #0ea5e914}.stat-icon{font-size:22px;width:42px;height:42px;background:var(--sky-5);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0;border:1px solid rgba(14,165,233,.15)}.stat-label{font-size:11px;font-weight:600;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.08em;font-family:var(--font-mono);margin-bottom:3px}.stat-value{font-size:26px;font-weight:700;color:var(--ink);letter-spacing:-.03em;line-height:1;font-family:var(--font-mono)}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-bottom:20px}.card-item{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);padding:20px;position:relative;overflow:hidden}.card-clickable{cursor:pointer;transition:all .18s}.card-clickable:hover{border-color:#0ea5e94d;box-shadow:0 4px 16px #0ea5e91a;transform:translateY(-1px)}.card-icon{font-size:24px;margin-bottom:12px;width:44px;height:44px;background:var(--sky-5);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;border:1px solid rgba(14,165,233,.15)}.card-title{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:5px;letter-spacing:-.01em}.card-item p{font-size:12.5px;color:var(--ink-faint);line-height:1.5}.management-section{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);padding:20px 22px;margin-bottom:16px;animation:fadeIn .2s ease}.user-management-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);padding:20px 22px;margin-bottom:16px}.table-container{overflow-x:auto;border-radius:var(--radius-sm);border:1px solid var(--border-soft)}.data-table{width:100%;border-collapse:collapse;font-size:13px}.data-table th{font-size:10.5px;font-weight:600;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.09em;padding:9px 14px;text-align:left;background:var(--surface);border-bottom:1px solid var(--border);font-family:var(--font-mono);white-space:nowrap}.data-table td{padding:10px 14px;color:var(--ink);border-top:1px solid var(--border-soft);vertical-align:middle}.data-table tbody tr:hover td{background:var(--sky-5)}.data-table tbody tr:first-child td{border-top:none}.report-table-container{overflow-x:auto;border-radius:var(--radius-sm);border:1px solid var(--border-soft);margin-bottom:16px}.report-table{width:100%;border-collapse:collapse;font-size:13px}.report-table th{font-size:10.5px;font-weight:600;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.09em;padding:9px 14px;text-align:left;background:var(--surface);border-bottom:1px solid var(--border);font-family:var(--font-mono)}.report-table td{padding:10px 14px;color:var(--ink);border-top:1px solid var(--border-soft);vertical-align:middle}.report-table tbody tr:hover td{background:var(--sky-5)}.report-table tbody tr:first-child td{border-top:none}.present-count{color:var(--green);font-weight:600;font-family:var(--font-mono)}.late-count{color:var(--amber);font-weight:600;font-family:var(--font-mono)}.absent-count{color:var(--red);font-weight:600;font-family:var(--font-mono)}.student-name{font-weight:500}.attendance-rate{display:flex;align-items:center;gap:8px;min-width:110px}.progress-bar{flex:1;height:6px;background:var(--border);border-radius:3px;overflow:hidden}.progress-fill{height:100%;border-radius:3px;transition:width .4s ease}.status-badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px;font-weight:700;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.04em}.status-good{background:var(--green-bg);color:var(--green)}.status-warning{background:var(--amber-bg);color:var(--amber)}.status-poor{background:var(--red-bg);color:var(--red)}.subject-code{display:inline-block;padding:2px 8px;background:var(--sky-4);color:var(--sky-dark);border-radius:5px;font-size:11.5px;font-weight:700;font-family:var(--font-mono);letter-spacing:.03em;white-space:nowrap;border:1px solid rgba(14,165,233,.2)}.form-group{margin-bottom:14px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}.form-label{display:block;font-size:11px;font-weight:600;color:var(--ink-muted);margin-bottom:5px;font-family:var(--font-mono);letter-spacing:.04em;text-transform:uppercase}.form-input,.form-select{width:100%;padding:8px 11px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px;font-family:var(--font-body);color:var(--ink);background:var(--surface);transition:border-color .15s,box-shadow .15s;outline:none}.form-input:focus,.form-select:focus{border-color:var(--sky);box-shadow:0 0 0 3px #0ea5e91f;background:var(--white)}textarea.form-input{resize:vertical;min-height:70px}.form-help{font-size:10.5px;color:var(--ink-faint);margin-top:4px;font-family:var(--font-mono)}.schedule-row{display:grid;grid-template-columns:1fr 120px 120px auto;gap:8px;align-items:center;margin-bottom:8px}.preview-bar{display:flex;align-items:center;gap:10px;background:var(--sky-5);border:1px solid rgba(14,165,233,.2);border-radius:var(--radius-sm);padding:9px 13px;margin-bottom:14px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 18px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;font-family:var(--font-body);cursor:pointer;transition:all 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var(--red-border);border-radius:var(--radius-sm);font-size:12px;font-weight:600;font-family:var(--font-body);cursor:pointer;transition:all .15s}.btn-delete:hover:not(:disabled){background:#fee2e2;border-color:#f87171}.btn-delete:disabled{opacity:.5;cursor:not-allowed}.btn-icon{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;font-size:12px;color:var(--ink-faint);transition:all .15s}.btn-icon:hover{background:var(--red-bg);border-color:var(--red-border);color:var(--red)}.alert{padding:11px 14px;border-radius:var(--radius-sm);font-size:13.5px;margin-bottom:16px;animation:fadeIn .2s ease}.alert-error{background:var(--red-bg);border:1px solid var(--red-border);color:var(--red)}.alert-success{background:var(--green-bg);border:1px solid var(--green-border);color:var(--green)}.subjects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;margin-top:10px}.subject-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);padding:18px 20px;transition:all .18s;position:relative;overflow:hidden}.subject-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--sky),transparent);opacity:.4}.subject-name{font-size:15px;font-weight:600;color:var(--ink);letter-spacing:-.01em}.tab-navigation{display:flex;border-bottom:1px solid var(--border);margin-bottom:20px;gap:2px}.tab-btn{padding:9px 16px;font-size:13px;font-weight:600;color:var(--ink-faint);background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-1px;cursor:pointer;font-family:var(--font-body);transition:all .15s;white-space:nowrap}.tab-btn:hover{color:var(--sky-dark)}.tab-btn.active{color:var(--sky-dark);border-bottom-color:var(--sky)}.tab-content{animation:fadeIn .15s ease}.enrollment-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 16px;margin-bottom:10px}.enrollment-card h3{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:10px}.enrolled-students{display:flex;flex-wrap:wrap;gap:6px}.enrolled-student-tag{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;background:var(--sky-4);color:var(--sky-dark);border:1px solid rgba(14,165,233,.2);border-radius:20px;font-size:12px;font-weight:500}.report-filters{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);padding:20px 22px;margin-bottom:20px}.filter-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:14px;margin-bottom:14px}.filter-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.report-results{animation:fadeIn .2s ease}.report-header{margin-bottom:18px}.report-header h2{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.01em;margin-bottom:4px}.report-meta{font-size:13px;color:var(--ink-faint);font-family:var(--font-mono)}.session-history{margin-top:20px}.session-history h3{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:12px}.sessions-list{display:flex;flex-direction:column;gap:8px}.session-item{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-sm);padding:11px 15px;transition:all .15s}.session-item:hover{border-color:#0ea5e94d;background:var(--sky-5)}.session-date{font-weight:500;font-size:13.5px;color:var(--ink)}.session-details{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--ink-faint);font-family:var(--font-mono)}.session-status{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-family:var(--font-mono);color:var(--ink-faint)}.empty-state{text-align:center;padding:50px 20px;color:var(--ink-faint)}.empty-state p,.empty-state h3{margin-bottom:6px}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--sky);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 12px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--sky-3)}@media(max-width:900px){.dashboard-nav{padding:0 16px;gap:0}.nav-links{display:none}.dashboard-content{padding:18px 16px}.stats-grid,.dashboard-grid{grid-template-columns:repeat(2,1fr)}.filter-grid{grid-template-columns:1fr 1fr}.form-row{grid-template-columns:1fr}.schedule-row{grid-template-columns:1fr 1fr}.subjects-grid{grid-template-columns:1fr}}@media(max-width:600px){.stats-grid{grid-template-columns:1fr 1fr}.dashboard-grid,.filter-grid,.schedule-row{grid-template-columns:1fr}}