@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap");:root{--bg-primary:#0d1117;--bg-secondary:#161b22;--bg-tertiary:#21262d;--border-color:#30363d;--text-primary:#f0f6fc;--text-secondary:#8b949e;--text-muted:#6e7681;--accent-primary:#2ea043;--accent-blue:#388bfd;--accent-purple:#a371f7;--accent-amber:#d29922;--accent-rose:#f85149;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--font-main:"Plus Jakarta Sans",system-ui,-apple-system,sans-serif;--font-mono:"JetBrains Mono",monospace}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-main);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.app-container{min-height:100vh;display:flex;flex-direction:column}.top-nav{justify-content:space-between;padding:16px 32px;background-color:rgba(22,27,34,.85);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);position:-webkit-sticky;position:sticky;top:0;z-index:100}.logo-group,.top-nav{display:flex;align-items:center}.logo-group{gap:12px}.logo-icon{width:34px;height:34px;border-radius:var(--radius-sm);background:linear-gradient(135deg,#238636,#2ea043);display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;font-size:18px}.logo-text{font-size:18px;font-weight:700;letter-spacing:-.02em}.logo-badge{font-size:11px;font-family:var(--font-mono);background-color:var(--bg-tertiary);border:1px solid var(--border-color);padding:2px 8px;border-radius:20px;color:var(--accent-blue)}.nav-links{display:flex;align-items:center;gap:8px}.nav-link{padding:8px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;color:var(--text-secondary);transition:all .2s ease}.nav-link.active,.nav-link:hover{color:var(--text-primary);background-color:var(--bg-tertiary)}.admin-badge{display:flex;align-items:center;gap:6px;font-size:12px;padding:4px 10px;background-color:rgba(46,160,67,.15);border:1px solid rgba(46,160,67,.4);color:#3fb950;border-radius:20px;font-weight:600}.main-wrapper{max-width:1280px;width:100%;margin:0 auto;padding:32px 24px 80px;flex:1 1}.page-header{margin-bottom:28px;display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:16px}.page-title{font-size:28px;font-weight:800;letter-spacing:-.03em;line-height:1.2}.page-subtitle{color:var(--text-secondary);font-size:14px;margin-top:6px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:16px;gap:16px;margin-bottom:32px}.stat-card{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;display:flex;flex-direction:column;position:relative;overflow:hidden;transition:transform .2s,border-color .2s}.stat-card:hover{border-color:#58a6ff;transform:translateY(-2px)}.stat-title{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted)}.stat-value{font-size:32px;font-weight:800;margin-top:6px;letter-spacing:-.02em}.stat-hint{font-size:12px;color:var(--text-secondary);margin-top:4px}.filter-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px;flex-wrap:wrap}.tabs-group{display:flex;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:3px;gap:2px}.tab-btn{background:transparent;border:none;color:var(--text-secondary);font-family:inherit;font-size:13px;font-weight:600;padding:6px 14px;border-radius:4px;cursor:pointer;transition:all .15s ease}.tab-btn.active{background-color:var(--bg-tertiary);color:var(--text-primary);box-shadow:0 1px 3px rgba(0,0,0,.3)}.panel-card{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:24px;margin-bottom:24px}.panel-header{justify-content:space-between;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border-color)}.panel-header,.panel-title{display:flex;align-items:center}.panel-title{font-size:18px;font-weight:700;gap:8px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:inherit;font-size:13px;font-weight:600;padding:9px 16px;border-radius:var(--radius-sm);cursor:pointer;transition:all .2s ease;border:1px solid transparent}.btn-primary{background-color:var(--accent-primary);color:#fff}.btn-primary:hover{background-color:#2c974b}.btn-secondary{background-color:var(--bg-tertiary);border-color:var(--border-color);color:var(--text-primary)}.btn-secondary:hover{background-color:#30363d;border-color:#8b949e}.btn-blue{background-color:var(--accent-blue);color:#fff}.btn-blue:hover{background-color:#1f6feb}.btn-sm{padding:5px 10px;font-size:12px}.alert-box{border-radius:var(--radius-sm);padding:14px 18px;font-size:13px;margin-bottom:18px;display:flex;align-items:flex-start;gap:12px}.alert-warning{background-color:rgba(210,153,34,.12);border:1px solid rgba(210,153,34,.4);color:#e3b341}.alert-danger{background-color:rgba(248,81,73,.12);border:1px solid rgba(248,81,73,.4);color:#ff7b72}.alert-success{background-color:rgba(46,160,67,.12);border:1px solid rgba(46,160,67,.4);color:#3fb950}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));grid-gap:16px;gap:16px;margin-bottom:16px}.form-group{display:flex;flex-direction:column;gap:6px}.form-label{font-size:12px;font-weight:600;color:var(--text-secondary)}.form-control{background-color:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-primary);font-family:inherit;font-size:13px;padding:9px 12px;border-radius:var(--radius-sm);outline:none;transition:border-color .15s}.form-control:focus{border-color:var(--accent-blue)}.table-container{overflow-x:auto;border:1px solid var(--border-color);border-radius:var(--radius-md)}.data-table{width:100%;border-collapse:collapse;font-size:13px;text-align:left}.data-table th{background-color:var(--bg-tertiary);color:var(--text-secondary);font-weight:600;padding:12px 16px}.data-table td,.data-table th{border-bottom:1px solid var(--border-color)}.data-table td{padding:14px 16px;background-color:var(--bg-secondary)}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background-color:rgba(255,255,255,.02)}.tag{display:inline-flex;align-items:center;font-size:11px;font-weight:600;padding:3px 8px;border-radius:12px;font-family:var(--font-mono)}.tag-jhs{background-color:rgba(56,139,253,.15);color:#58a6ff;border:1px solid rgba(56,139,253,.3)}.tag-shs{background-color:rgba(163,113,247,.15);color:#bc8cff;border:1px solid rgba(163,113,247,.3)}.tag-uni{background-color:rgba(210,153,34,.15);color:#d29922;border:1px solid rgba(210,153,34,.3)}.tag-mcq{background-color:rgba(46,160,67,.15);color:#3fb950;border:1px solid rgba(46,160,67,.3)}.tag-dictation{background-color:rgba(248,81,73,.15);color:#ff7b72;border:1px solid rgba(248,81,73,.3)}.upload-dropzone{border:2px dashed var(--border-color);border-radius:var(--radius-md);padding:32px 20px;text-align:center;background-color:rgba(22,27,34,.5);transition:all .2s ease;cursor:pointer}.upload-dropzone:hover{border-color:var(--accent-blue);background-color:rgba(56,139,253,.05)}.empty-state{text-align:center;padding:48px 24px;color:var(--text-muted)}.login-wrapper{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 68px);padding:32px 16px}.login-card{position:relative;width:100%;max-width:440px;background:rgba(22,27,34,.85);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:40px 32px;overflow:hidden}.login-glow{position:absolute;top:-80px;left:50%;transform:translateX(-50%);width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(56,139,253,.15),transparent 70%);pointer-events:none;z-index:0}.login-header{text-align:center;position:relative;z-index:1;margin-bottom:28px}.login-icon{font-size:40px;margin-bottom:12px}.login-title{font-size:26px;font-weight:800;letter-spacing:-.03em}.login-subtitle{color:var(--text-secondary);font-size:14px;margin-top:6px}.login-form{position:relative;z-index:1;display:flex;flex-direction:column;gap:16px}.login-input{padding:12px 14px!important;font-size:14px!important;background-color:rgba(33,38,45,.8)!important;border:1px solid var(--border-color)!important;transition:border-color .2s,box-shadow .2s!important}.login-input:focus{border-color:var(--accent-blue)!important;box-shadow:0 0 0 3px rgba(56,139,253,.15)!important}.login-btn{width:100%;padding:13px 20px!important;font-size:15px!important;margin-top:4px;border-radius:var(--radius-sm);transition:all .25s ease}.login-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 16px rgba(46,160,67,.3)}.login-btn:disabled{opacity:.6;cursor:not-allowed}.login-toggle{text-align:center;margin-top:20px;font-size:13px;color:var(--text-secondary);position:relative;z-index:1}.login-toggle-btn{background:none;border:none;color:var(--accent-blue);cursor:pointer;font-weight:600;font-size:13px;font-family:inherit;text-decoration:underline;transition:color .15s}.login-toggle-btn:hover{color:#58a6ff}.login-note{display:flex;align-items:flex-start;gap:8px;margin-top:20px;padding:12px 14px;border-radius:var(--radius-sm);background-color:rgba(56,139,253,.08);border:1px solid rgba(56,139,253,.2);font-size:12px;color:var(--text-secondary);line-height:1.5;position:relative;z-index:1}.pending-banner{display:flex;align-items:center;gap:14px;padding:18px 22px;margin-bottom:24px;border-radius:var(--radius-md);background:linear-gradient(135deg,rgba(210,153,34,.12),rgba(210,153,34,.06));border:1px solid rgba(210,153,34,.35)}.pending-banner-icon{font-size:28px;flex-shrink:0}.pending-banner-text h3{font-size:15px;font-weight:700;color:#e3b341;margin-bottom:2px}.pending-banner-text p{font-size:13px;color:var(--text-secondary)}.rejected-banner{background:linear-gradient(135deg,rgba(248,81,73,.12),rgba(248,81,73,.06));border:1px solid rgba(248,81,73,.35)}.rejected-banner .pending-banner-text h3{color:#ff7b72}.user-status-badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;padding:3px 10px;border-radius:12px;font-family:var(--font-mono)}.user-status-approved{background-color:rgba(46,160,67,.15);color:#3fb950;border:1px solid rgba(46,160,67,.3)}.user-status-pending{background-color:rgba(210,153,34,.15);color:#e3b341;border:1px solid rgba(210,153,34,.3)}.user-status-rejected{background-color:rgba(248,81,73,.15);color:#ff7b72;border:1px solid rgba(248,81,73,.3)}.user-role-badge{padding:3px 10px;border-radius:12px;font-family:var(--font-mono);background-color:rgba(163,113,247,.15);color:#bc8cff;border:1px solid rgba(163,113,247,.3)}.user-action-btn,.user-role-badge{display:inline-flex;align-items:center;font-size:11px;font-weight:600}.user-action-btn{gap:4px;font-family:inherit;padding:4px 10px;border-radius:4px;cursor:pointer;transition:all .15s ease;border:1px solid transparent}.user-action-approve{background-color:rgba(46,160,67,.2);color:#3fb950;border-color:rgba(46,160,67,.4)}.user-action-approve:hover{background-color:rgba(46,160,67,.35)}.user-action-reject{background-color:rgba(248,81,73,.2);color:#ff7b72;border-color:rgba(248,81,73,.4)}.user-action-reject:hover{background-color:rgba(248,81,73,.35)}.btn-logout{display:inline-flex;align-items:center;gap:6px;font-family:inherit;font-size:12px;font-weight:600;padding:6px 14px;border-radius:var(--radius-sm);background-color:transparent;border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;transition:all .2s ease}.btn-logout:hover{background-color:rgba(248,81,73,.1);border-color:rgba(248,81,73,.4);color:#ff7b72}.content-disabled{opacity:.5;pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}