@import"https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap";:root{--bg-primary: #0a0e17;--bg-secondary: #111827;--bg-card: #1a2234;--bg-card-hover: #1f2a40;--accent-primary: #06d6a0;--accent-secondary: #118ab2;--accent-tertiary: #073b4c;--accent-warning: #ffd166;--accent-danger: #ef476f;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--border-color: #2d3a4f;--border-focus: #06d6a0;--gradient-primary: linear-gradient(135deg, #06d6a0 0%, #118ab2 100%);--gradient-bg: radial-gradient(ellipse at top, #1a2234 0%, #0a0e17 100%);--gradient-card: linear-gradient(145deg, #1a2234 0%, #151d2c 100%);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 20px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .5);--shadow-glow: 0 0 30px rgba(6, 214, 160, .2);--font-primary: "Outfit", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", monospace;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-primary);background:var(--gradient-bg);background-attachment:fixed;color:var(--text-primary);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;display:flex;flex-direction:column}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;color:var(--text-primary)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}p{color:var(--text-secondary)}a{color:var(--accent-primary);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-secondary)}input,textarea,select{font-family:var(--font-primary);font-size:1rem;padding:14px 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ease;display:inline-flex;align-items:center;justify-content:center;gap:10px}.btn-primary{background:var(--gradient-primary);color:var(--bg-primary);box-shadow:var(--shadow-sm)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow)}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:2px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--accent-primary)}.btn-danger{background:var(--accent-danger);color:#fff}.btn-danger:hover{background:#d63f5f}.card{background:var(--gradient-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-md);transition:all .3s ease}.card:hover{border-color:var(--accent-tertiary);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.container{max-width:1200px;margin:0 auto;padding:0 24px}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.text-success{color:var(--accent-primary)}.text-warning{color:var(--accent-warning)}.text-danger{color:var(--accent-danger)}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.mb-4{margin-bottom:32px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:8px}.gap-2{gap:16px}.gap-3{gap:24px}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .4s ease-out}.animate-pulse{animation:pulse 2s infinite}.animate-spin{animation:spin 1s linear infinite}.spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .8s linear infinite}.qr-container{background:#fff;padding:20px;border-radius:var(--radius-lg);display:inline-block;box-shadow:var(--shadow-md)}.badge{font-size:.75rem;font-weight:600;padding:6px 12px;border-radius:100px;text-transform:uppercase;letter-spacing:.5px}.badge-success{background:#06d6a026;color:var(--accent-primary)}.badge-warning{background:#ffd16626;color:var(--accent-warning)}.badge-danger{background:#ef476f26;color:var(--accent-danger)}.table-container{overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--border-color)}table{width:100%;border-collapse:collapse}th,td{padding:16px;text-align:left;border-bottom:1px solid var(--border-color)}th{background:var(--bg-secondary);font-weight:600;color:var(--text-secondary);font-size:.85rem;text-transform:uppercase;letter-spacing:.5px}tr:hover td{background:var(--bg-card-hover)}tr:last-child td{border-bottom:none}@media(max-width:768px){h1{font-size:1.75rem}h2{font-size:1.5rem}.container{padding:0 16px}.card{padding:20px}button{padding:12px 20px}}.header{background:#0a0e17cc;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:100}.header-container{max-width:1200px;margin:0 auto;padding:0 24px;height:70px;display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:12px;font-size:1.25rem;font-weight:600;color:var(--text-primary);text-decoration:none}.logo-icon{font-size:1.75rem;color:var(--accent-primary);filter:drop-shadow(0 0 8px rgba(6,214,160,.4))}.logo-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav{display:flex;gap:8px}.nav-link{display:flex;align-items:center;gap:8px;padding:10px 18px;border-radius:var(--radius-md);color:var(--text-secondary);font-weight:500;font-size:.95rem;transition:all .2s ease}.nav-link:hover{color:var(--text-primary);background:var(--bg-card)}.nav-link.active{color:var(--accent-primary);background:#06d6a01a}.nav-icon{font-size:.9rem;opacity:.8}.header-badge{padding:6px 14px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:100px;font-size:.8rem;font-weight:500;color:var(--accent-secondary)}.header-actions{display:flex;align-items:center;gap:16px}.user-info{display:flex;align-items:center;gap:12px}.user-email{font-size:.85rem;color:var(--text-muted);font-weight:500;max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.btn-logout{background:transparent;border:1px solid var(--border-color);color:var(--text-secondary);padding:6px 12px;border-radius:var(--radius-sm);font-size:.85rem;cursor:pointer;transition:all .2s}.btn-logout:hover{background:#ef476f1a;color:var(--accent-danger);border-color:#ef476f33}.btn-login{background:var(--accent-primary);color:#fff;padding:8px 16px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;text-decoration:none;transition:all .2s}.btn-login:hover{opacity:.9;transform:translateY(-1px)}@media(max-width:768px){.header-container{padding:0 16px;height:60px}.logo-text,.nav-label{display:none}.nav-link{padding:10px 14px}.header-badge{display:none}}.home-container{max-width:1200px;margin:0 auto;padding:0 24px}.hero{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;min-height:calc(100vh - 200px);padding:60px 0}.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:100px;font-size:.85rem;color:var(--text-secondary);margin-bottom:24px}.badge-dot{width:8px;height:8px;background:var(--accent-primary);border-radius:50%;animation:pulse 2s ease-in-out infinite}.hero-title{font-size:4rem;font-weight:700;line-height:1.1;margin-bottom:24px}.gradient-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-description{font-size:1.2rem;line-height:1.7;color:var(--text-secondary);max-width:500px;margin-bottom:40px}.hero-actions{display:flex;gap:16px;margin-bottom:40px}.btn-large{padding:18px 32px;font-size:1.1rem}.api-status{display:flex;align-items:center;gap:8px;font-size:.9rem;color:var(--text-muted)}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--text-muted)}.status-dot.online{background:var(--accent-primary);box-shadow:0 0 10px var(--accent-primary)}.status-dot.offline{background:var(--accent-danger)}.status-dot.checking{animation:pulse 1s ease-in-out infinite}.hero-visual{display:flex;justify-content:center}.visual-card{background:var(--gradient-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:40px;text-align:center;box-shadow:var(--shadow-lg)}.qr-placeholder{width:200px;height:200px;background:#fff;border-radius:var(--radius-md);padding:20px;margin:0 auto 20px;display:flex;align-items:center;justify-content:center}.qr-pattern{display:flex;flex-direction:column;gap:6px}.qr-row{display:flex;gap:6px}.qr-row span{width:24px;height:24px;background:var(--bg-primary);border-radius:4px}.qr-row span:nth-child(odd){background:var(--accent-secondary)}.qr-row:nth-child(2n) span:nth-child(2n){background:var(--accent-secondary)}.qr-row:nth-child(2n) span:nth-child(odd){background:var(--bg-primary)}.visual-card p{color:var(--text-muted);font-size:.95rem}.features{padding:80px 0}.features h2{text-align:center;margin-bottom:48px;font-size:2rem}.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.feature-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:32px 24px;text-align:center;transition:all .3s ease}.feature-card:hover{transform:translateY(-4px);border-color:var(--accent-tertiary);box-shadow:var(--shadow-lg)}.feature-icon{font-size:2.5rem;margin-bottom:16px}.feature-card h3{font-size:1.1rem;margin-bottom:12px}.feature-card p{font-size:.9rem;line-height:1.6}.quick-access{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:40px 0 80px}.access-card{background:var(--gradient-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:40px;transition:all .3s ease}.access-card:hover{border-color:var(--accent-tertiary);transform:translateY(-2px)}.access-card.faculty:hover{border-color:var(--accent-secondary)}.access-card.student:hover{border-color:var(--accent-primary)}.access-icon{display:block;font-size:2rem;margin-bottom:16px;color:var(--accent-secondary)}.access-card.student .access-icon{color:var(--accent-primary)}.access-card h3{margin-bottom:12px}.access-card p{margin-bottom:24px;font-size:.95rem}.home-footer{text-align:center;padding:40px 0;border-top:1px solid var(--border-color)}.home-footer p{font-size:.9rem;margin-bottom:8px}.footer-note{color:var(--text-muted);font-size:.85rem!important}@media(max-width:1024px){.hero{grid-template-columns:1fr;text-align:center;gap:40px;padding:40px 0}.hero-title{font-size:3rem}.hero-description{margin:0 auto 40px}.hero-actions,.api-status{justify-content:center}.features-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.home-container{padding:0 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spin{to{transform:rotate(360deg)}}.loading-message{font-size:.95rem;color:var(--text-muted);animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.faculty-container{max-width:1000px;margin:0 auto;padding:40px 24px}.page-header{margin-bottom:32px}.page-header p{font-size:1.1rem}.session-form{max-width:600px}.form-section{margin-bottom:32px;padding-bottom:32px;border-bottom:1px solid var(--border-color)}.form-section:last-of-type{border-bottom:none;margin-bottom:24px;padding-bottom:0}.form-section h3{margin-bottom:8px;font-size:1.1rem}.section-desc{font-size:.9rem;margin-bottom:20px}.form-group{margin-bottom:20px}.form-hint{font-size:.85rem;color:var(--text-muted);margin-top:8px}.btn-full{width:100%}.location-box{background:var(--bg-secondary);border-radius:var(--radius-md);padding:24px;min-height:100px;display:flex;align-items:center;justify-content:center}.location-success-box{display:flex;align-items:center;gap:16px;width:100%}.success-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:#06d6a026;color:var(--accent-primary);border-radius:50%;font-size:1.5rem}.location-status{font-weight:500;color:var(--accent-primary);margin-bottom:4px}.location-value{font-family:var(--font-mono);font-size:.9rem;color:var(--text-secondary)}.location-prompt-box{text-align:center}.error-message{display:flex;align-items:center;gap:10px;padding:14px 18px;background:#ef476f1a;border:1px solid rgba(239,71,111,.3);border-radius:var(--radius-md);color:var(--accent-danger);margin-bottom:20px}.session-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:32px}.session-header h1{margin-bottom:8px}.session-header p{font-size:.95rem}.session-content{display:grid;grid-template-columns:1fr 1fr;gap:24px}.qr-card{text-align:center}.qr-card h3,.qr-wrapper{margin-bottom:24px}.qr-closed{width:280px;height:280px;background:var(--bg-secondary);border-radius:var(--radius-md);display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0 auto}.qr-closed span{font-size:4rem;color:var(--text-muted);margin-bottom:12px}.qr-closed p{font-weight:500;color:var(--text-muted)}.qr-actions{display:flex;gap:12px;justify-content:center;margin-bottom:24px}.session-info{display:flex;justify-content:center;gap:32px;padding-top:20px;border-top:1px solid var(--border-color)}.info-item{display:flex;flex-direction:column;gap:4px}.info-label{font-size:.8rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.info-value{font-weight:500}.info-value.mono{font-family:var(--font-mono);font-size:.9rem}.attendance-card h3{margin-bottom:0}.attendance-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.attendance-count{font-size:.9rem;color:var(--accent-primary);background:#06d6a01a;padding:6px 14px;border-radius:100px}.attendance-list{max-height:400px;overflow-y:auto}.attendance-item{display:flex;align-items:center;gap:16px;padding:16px;background:var(--bg-secondary);border-radius:var(--radius-md);margin-bottom:12px}.attendance-item:last-child{margin-bottom:0}.attendance-num{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg-card);border-radius:50%;font-size:.85rem;font-weight:600;color:var(--text-muted)}.attendance-details{flex:1}.student-name{font-weight:500;color:var(--text-primary);margin-bottom:2px}.student-id{font-size:.85rem;color:var(--text-muted)}.attendance-meta{text-align:right}.attendance-time{font-size:.85rem;color:var(--text-secondary);display:block}.attendance-distance{font-size:.8rem;color:var(--accent-primary)}.empty-attendance{text-align:center;padding:40px 20px}.empty-attendance span{font-size:3rem;display:block;margin-bottom:12px;opacity:.3}.empty-attendance p:first-of-type{font-weight:500;margin-bottom:8px}.error-page{text-align:center;max-width:400px;margin:80px auto}.error-page h2{margin-bottom:12px}.error-page p{margin-bottom:24px}@media(max-width:768px){.faculty-container{padding:24px 16px}.session-content{grid-template-columns:1fr}.session-header{flex-direction:column;gap:16px}.qr-actions{flex-direction:column}.location-success-box{flex-direction:column;text-align:center}}.dashboard-container{max-width:1000px;margin:0 auto;padding:40px 24px}.page-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:32px}.page-header h1{margin-bottom:8px}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:40px}.stat-card{background:var(--gradient-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;display:flex;align-items:center;gap:16px}.stat-icon{font-size:2rem;opacity:.8}.stat-icon.active{color:var(--accent-primary);font-size:1.5rem}.stat-icon.closed{color:var(--accent-danger);font-size:1.5rem}.stat-content{display:flex;flex-direction:column}.stat-value{font-size:2rem;font-weight:700;color:var(--text-primary)}.stat-label{font-size:.9rem;color:var(--text-muted)}.sessions-section h2{margin-bottom:20px;font-size:1.25rem}.sessions-list{display:flex;flex-direction:column;gap:12px}.session-item{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease}.session-item:hover{background:var(--bg-card-hover);border-color:var(--accent-tertiary)}.session-item.selected{border-color:var(--accent-primary);background:#06d6a00d}.session-main h3{font-size:1.1rem;margin-bottom:4px}.session-main p{font-size:.9rem}.session-meta{display:flex;align-items:center;gap:16px}.session-date{font-size:.9rem;color:var(--text-muted)}.empty-state{text-align:center;padding:60px 20px;background:var(--bg-card);border:1px dashed var(--border-color);border-radius:var(--radius-lg)}.empty-state span{font-size:4rem;display:block;margin-bottom:16px;opacity:.3}.empty-state h3{margin-bottom:8px}.empty-state p{margin-bottom:24px}.session-details-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:200;padding:24px}.session-details-panel{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:32px;max-width:600px;width:100%;max-height:80vh;overflow-y:auto;position:relative;animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.close-btn{position:absolute;top:20px;right:20px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:var(--bg-secondary);border:none;border-radius:50%;color:var(--text-secondary);cursor:pointer;padding:0}.close-btn:hover{background:var(--bg-card-hover);color:var(--text-primary)}.details-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.details-header h2{font-size:1.5rem}.details-info{background:var(--bg-secondary);border-radius:var(--radius-md);padding:20px;margin-bottom:20px}.details-info p{margin-bottom:8px;font-size:.95rem}.details-info p:last-child{margin-bottom:0}.details-info strong{color:var(--text-primary)}.details-actions{display:flex;gap:12px;margin-bottom:24px}.details-attendance h3{font-size:1.1rem;margin-bottom:16px}.attendance-table-container{max-height:250px;overflow-y:auto;border-radius:var(--radius-md);border:1px solid var(--border-color)}.no-attendance{text-align:center;padding:24px;color:var(--text-muted);background:var(--bg-secondary);border-radius:var(--radius-md)}.error-message{display:flex;align-items:center;gap:10px;padding:14px 18px;background:#ef476f1a;border:1px solid rgba(239,71,111,.3);border-radius:var(--radius-md);color:var(--accent-danger);margin-bottom:24px}@media(max-width:768px){.dashboard-container{padding:24px 16px}.page-header{flex-direction:column;gap:16px}.stats-grid{grid-template-columns:1fr}.session-item{flex-direction:column;align-items:flex-start;gap:12px}.session-meta{width:100%;justify-content:space-between}.details-actions{flex-direction:column}}.login-container{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 100px);padding:20px}.login-card{max-width:400px;width:100%;padding:32px}.login-header{text-align:center;margin-bottom:24px}.login-header h1{font-size:1.8rem;margin-bottom:8px}.login-header p{color:var(--text-muted)}.role-selector{display:flex;gap:8px;margin-bottom:20px;background:var(--bg-secondary);padding:4px;border-radius:var(--radius-md)}.role-selector button{flex:1;border:none;background:transparent;padding:8px;border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all .2s;font-weight:500}.role-selector button.active{background:var(--bg-primary);color:var(--accent-primary);box-shadow:var(--shadow-sm)}.success-message{padding:10px;background:#06d6a01a;color:var(--accent-primary);border-radius:var(--radius-md);margin-bottom:20px;text-align:center;font-size:.9rem}.mt-2{margin-top:12px}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1}.not-found{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;text-align:center;padding:40px}.not-found h1{font-size:8rem;font-weight:700;color:var(--text-muted);line-height:1;margin-bottom:16px}.not-found p{font-size:1.5rem;color:var(--text-secondary);margin-bottom:32px}