:root{--bg: #f8f9fc;--bg-elevated: #ffffff;--bg-muted: #f1f3f9;--bg-hover: #eaedf5;--border: #e4e7ee;--border-strong: #ced3df;--text: #1f2937;--text-muted: #5b6477;--text-subtle: #8b94a6;--text-inverse: #ffffff;--primary: #7b8ec5;--primary-hover: #6d80b8;--primary-soft: #eef1f8;--primary-text: #5469a3;--accent: #d4a574;--accent-soft: #faf2e6;--success: #7eb098;--success-soft: #ebf2ee;--success-text: #527a65;--warning: #d4a554;--warning-soft: #f9efd7;--warning-text: #876a37;--danger: #c98484;--danger-soft: #f4e4e4;--danger-text: #8d5757;--info: #87a4c0;--info-soft: #e8eef4;--info-text: #4f6e8d;--gold: #c9a564;--silver: #a3acba;--bronze: #b07f63;--shadow-xs: 0 1px 2px rgba(31, 41, 55, .03);--shadow-sm: 0 1px 2px rgba(31, 41, 55, .04), 0 1px 1px rgba(31, 41, 55, .03);--shadow-md: 0 4px 12px rgba(31, 41, 55, .05), 0 2px 4px rgba(31, 41, 55, .03);--shadow-lg: 0 8px 24px rgba(31, 41, 55, .07), 0 4px 8px rgba(31, 41, 55, .04);--r-sm: 6px;--r-md: 10px;--r-lg: 14px;--r-xl: 20px;--r-full: 9999px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--sidebar-w: 256px;--topbar-h: 64px}*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:Noto Sans Thai,Inter,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;font-size:14px;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:inherit}#app{display:grid;grid-template-columns:var(--sidebar-w) 1fr;min-height:100vh}.sidebar{background:var(--bg-elevated);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100vh;position:sticky;top:0;z-index:20}.sidebar-brand{display:flex;align-items:center;gap:12px;padding:20px 20px 18px;border-bottom:1px solid var(--border)}.brand-icon{width:40px;height:40px;border-radius:var(--r-md);background:linear-gradient(135deg,#b6c4ec,#d4c0e8);display:flex;align-items:center;justify-content:center;color:#5469a3;flex-shrink:0}.brand-icon svg{width:22px;height:22px}.brand-name{font-weight:700;font-size:15px;color:var(--text);letter-spacing:-.01em}.brand-sub{font-size:12px;color:var(--text-muted);margin-top:1px}.sidebar-nav{flex:1;overflow-y:auto;padding:12px 10px}.nav-section-label{font-size:11px;font-weight:600;color:var(--text-subtle);text-transform:uppercase;letter-spacing:.05em;padding:14px 12px 6px}.nav-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--r-md);color:var(--text-muted);font-size:14px;font-weight:500;cursor:pointer;text-decoration:none;border:none;background:none;width:100%;text-align:left;margin-bottom:2px;transition:background .15s,color .15s}.nav-item:hover{background:var(--bg-hover);color:var(--text)}.nav-item.active{background:var(--primary-soft);color:var(--primary-text);font-weight:600}.nav-icon{width:18px;height:18px;flex-shrink:0;color:var(--text-subtle)}.nav-item.active .nav-icon{color:var(--primary)}.nav-badge{margin-left:auto;background:var(--danger);color:#fff;font-size:11px;font-weight:600;padding:1px 7px;border-radius:var(--r-full);min-width:18px;text-align:center}.nav-badge.muted{background:var(--text-subtle)}.sidebar-footer{border-top:1px solid var(--border);padding:12px;position:relative}.user-card{display:flex;align-items:center;gap:10px;padding:8px;border-radius:var(--r-md)}.user-avatar{width:36px;height:36px;border-radius:var(--r-full);background:linear-gradient(135deg,#c9b8e0,#b4c8e2);color:#5469a3;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px;flex-shrink:0}.user-info{min-width:0;flex:1}.user-name{font-size:13px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-role{font-size:11px;color:var(--text-muted)}.main{min-width:0;display:flex;flex-direction:column}.topbar{height:var(--topbar-h);background:var(--bg-elevated);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:15}.topbar-left{display:flex;align-items:center;gap:12px;flex:1;max-width:520px}.topbar-right{display:flex;align-items:center;gap:12px}.search-box{position:relative;flex:1}.search-box input{width:100%;height:38px;padding:0 14px 0 38px;border:1px solid var(--border);border-radius:var(--r-md);background:var(--bg-muted);color:var(--text);outline:none;transition:border-color .15s,background .15s}.search-box input:focus{background:var(--bg-elevated);border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.search-box input::placeholder{color:var(--text-subtle)}.search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--text-subtle)}.icon-btn{background:none;border:1px solid transparent;width:38px;height:38px;border-radius:var(--r-md);color:var(--text-muted);display:flex;align-items:center;justify-content:center;position:relative;transition:background .15s,color .15s}.icon-btn:hover{background:var(--bg-muted);color:var(--text)}.icon-btn svg{width:20px;height:20px}.notif-dot{position:absolute;top:8px;right:8px;width:8px;height:8px;background:var(--danger);border-radius:var(--r-full);border:2px solid var(--bg-elevated)}.mobile-menu{display:none}.role-switcher{display:flex;align-items:center;gap:10px}.role-switcher-label{font-size:12px;color:var(--text-muted);font-weight:500}.role-tabs{display:flex;gap:2px;background:var(--bg-muted);padding:3px;border-radius:var(--r-md)}.role-tab{padding:6px 14px;border:none;background:transparent;color:var(--text-muted);font-size:13px;font-weight:500;border-radius:7px;transition:all .15s}.role-tab.active{background:var(--bg-elevated);color:var(--text);font-weight:600;box-shadow:var(--shadow-xs)}.role-tab:hover:not(.active){color:var(--text)}.page{padding:28px 32px 64px;max-width:1400px;width:100%;margin:0 auto}.page-header{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}.page-title{font-size:24px;font-weight:700;letter-spacing:-.02em;color:var(--text);margin:0}.page-subtitle{font-size:14px;color:var(--text-muted);margin-top:4px}.page-actions{display:flex;gap:8px;flex-shrink:0}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border:1px solid var(--border);border-radius:var(--r-md);background:var(--bg-elevated);color:var(--text);font-size:13px;font-weight:500;transition:all .15s;text-decoration:none;white-space:nowrap}.btn:hover{background:var(--bg-hover)}.btn svg{width:16px;height:16px}.btn-primary{background:var(--primary);border-color:var(--primary);color:var(--text-inverse);font-weight:600}.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover)}.btn-success{background:var(--success);border-color:var(--success);color:var(--text-inverse);font-weight:600}.btn-success:hover{background:#059669;border-color:#059669}.btn-danger{background:var(--bg-elevated);border-color:var(--border);color:var(--danger-text)}.btn-danger:hover{background:var(--danger-soft);border-color:var(--danger)}.btn-ghost{background:transparent;border-color:transparent}.btn-ghost:hover{background:var(--bg-muted)}.btn-sm{padding:5px 10px;font-size:12px;border-radius:var(--r-sm)}.btn-block{width:100%;justify-content:center}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow-xs)}.card-pad{padding:20px}.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px}.card-title{font-size:15px;font-weight:600;color:var(--text);margin:0}.card-subtitle{font-size:12px;color:var(--text-muted);margin-top:2px}.card-body{padding:20px}.card-body-compact{padding:8px}.card-body-flush{padding:0}.card-footer{padding:12px 20px;border-top:1px solid var(--border);background:var(--bg-muted);border-radius:0 0 var(--r-lg) var(--r-lg)}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-2-1{grid-template-columns:2fr 1fr}.grid-1-2{grid-template-columns:1fr 2fr}@media (max-width: 1100px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}.grid-2-1,.grid-1-2{grid-template-columns:1fr}}.stat-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);padding:18px 20px;position:relative;overflow:hidden}.stat-icon{width:36px;height:36px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;margin-bottom:12px}.stat-icon svg{width:18px;height:18px}.stat-icon.blue{background:var(--info-soft);color:var(--info-text)}.stat-icon.green{background:var(--success-soft);color:var(--success-text)}.stat-icon.amber{background:var(--warning-soft);color:var(--warning-text)}.stat-icon.red{background:var(--danger-soft);color:var(--danger-text)}.stat-icon.purple{background:var(--primary-soft);color:var(--primary-text)}.stat-label{font-size:13px;color:var(--text-muted);font-weight:500}.stat-value{font-size:28px;font-weight:700;color:var(--text);margin-top:2px;letter-spacing:-.02em}.stat-delta{font-size:12px;color:var(--success-text);font-weight:500;margin-top:4px}.stat-delta.down{color:var(--danger-text)}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:var(--r-full);font-size:11px;font-weight:600;background:var(--bg-muted);color:var(--text-muted)}.badge-success{background:var(--success-soft);color:var(--success-text)}.badge-warning{background:var(--warning-soft);color:var(--warning-text)}.badge-danger{background:var(--danger-soft);color:var(--danger-text)}.badge-info{background:var(--info-soft);color:var(--info-text)}.badge-purple{background:var(--primary-soft);color:var(--primary-text)}.badge-dot{width:6px;height:6px;border-radius:var(--r-full);background:currentColor}.avatar{width:36px;height:36px;border-radius:var(--r-full);display:inline-flex;align-items:center;justify-content:center;font-weight:600;color:#5469a3;font-size:13px;flex-shrink:0;background:linear-gradient(135deg,#d6dff0,#d8d2ec)}.avatar-sm{width:28px;height:28px;font-size:11px}.avatar-lg{width:56px;height:56px;font-size:20px}.avatar-xl{width:72px;height:72px;font-size:26px}.avatar-stack{display:inline-flex}.avatar-stack .avatar{border:2px solid var(--bg-elevated);margin-left:-8px}.avatar-stack .avatar:first-child{margin-left:0}.table{width:100%;border-collapse:collapse;font-size:13px}.table th,.table td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--border)}.table th{font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;background:var(--bg-muted)}.table tbody tr{transition:background .1s}.table tbody tr:hover{background:var(--bg-muted)}.table tbody tr:last-child td{border-bottom:none}.table-compact th,.table-compact td{padding:8px 10px}.field{margin-bottom:14px}.field-row{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.label{display:block;font-size:13px;font-weight:500;color:var(--text);margin-bottom:6px}.label-hint{font-weight:400;color:var(--text-muted);margin-left:4px}.input,.select,.textarea{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--r-md);background:var(--bg-elevated);color:var(--text);outline:none;transition:border-color .15s,box-shadow .15s}.input:focus,.select:focus,.textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.textarea{min-height:80px;resize:vertical}.att-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:8px}.att-cell{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-md);padding:10px 12px;display:flex;align-items:center;gap:10px;transition:all .15s;cursor:pointer}.att-cell:hover{box-shadow:var(--shadow-sm);border-color:var(--border-strong)}.att-cell.present{border-color:var(--success);background:var(--success-soft)}.att-cell.absent{border-color:var(--danger);background:var(--danger-soft)}.att-cell.late{border-color:var(--warning);background:var(--warning-soft)}.att-cell.leave{border-color:var(--info);background:var(--info-soft)}.att-cell-name{font-size:13px;font-weight:500;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.att-cell-no{font-size:11px;color:var(--text-subtle);margin-right:4px}.att-status-icon{width:22px;height:22px;border-radius:var(--r-full);display:flex;align-items:center;justify-content:center;flex-shrink:0;background:var(--bg-muted);color:var(--text-subtle)}.att-cell.present .att-status-icon{background:var(--success);color:#fff}.att-cell.absent .att-status-icon{background:var(--danger);color:#fff}.att-cell.late .att-status-icon{background:var(--warning);color:#fff}.att-cell.leave .att-status-icon{background:var(--info);color:#fff}.att-status-icon svg{width:12px;height:12px}.att-toolbar{display:flex;align-items:center;gap:8px;margin-bottom:16px;flex-wrap:wrap}.att-summary{display:flex;align-items:center;gap:16px;padding:12px 16px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-md);flex-wrap:wrap}.att-stat{display:flex;align-items:center;gap:6px}.att-stat-dot{width:8px;height:8px;border-radius:var(--r-full)}.att-stat-dot.present{background:var(--success)}.att-stat-dot.absent{background:var(--danger)}.att-stat-dot.late{background:var(--warning)}.att-stat-dot.leave{background:var(--info)}.att-stat-label{font-size:13px;color:var(--text-muted)}.att-stat-value{font-size:13px;color:var(--text);font-weight:600}.score-grid-wrap{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);overflow:auto;max-width:100%}.score-grid{width:100%;border-collapse:collapse;font-size:13px}.score-grid th,.score-grid td{padding:8px 10px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);text-align:center}.score-grid th{background:var(--bg-muted);font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;position:sticky;top:0}.score-grid th.col-name,.score-grid td.col-name{text-align:left;position:sticky;left:0;background:var(--bg-elevated);font-weight:500;z-index:1}.score-grid th.col-name{background:var(--bg-muted);z-index:2}.score-grid input.score-input{width:60px;text-align:center;border:1px solid transparent;background:transparent;padding:4px 6px;border-radius:var(--r-sm);font-size:13px;color:var(--text)}.score-grid input.score-input:focus{outline:none;border-color:var(--primary);background:var(--primary-soft);box-shadow:0 0 0 2px var(--primary-soft)}.score-grid td.below{background:var(--danger-soft);color:var(--danger-text);font-weight:600}.score-grid td.high{color:var(--success-text);font-weight:600}.score-grid td.grade{font-weight:700}.file-timeline{display:flex;flex-direction:column;gap:12px}.file-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);padding:14px 16px;display:flex;gap:12px;align-items:center;transition:box-shadow .15s,border-color .15s}.file-card:hover{box-shadow:var(--shadow-sm);border-color:var(--border-strong)}.file-icon{width:44px;height:44px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;flex-shrink:0;background:var(--primary-soft);color:var(--primary-text)}.file-icon svg{width:22px;height:22px}.file-icon.report{background:var(--info-soft);color:var(--info-text)}.file-icon.cert{background:var(--warning-soft);color:var(--warning-text)}.file-icon.note{background:var(--success-soft);color:var(--success-text)}.file-icon.photo{background:#fce7f3;color:#be185d}.file-info{flex:1;min-width:0}.file-title{font-size:14px;font-weight:600;color:var(--text)}.file-meta{font-size:12px;color:var(--text-muted);margin-top:2px;display:flex;gap:10px;flex-wrap:wrap}.file-meta-item{display:inline-flex;align-items:center;gap:4px}.file-actions{display:flex;gap:4px;align-items:center;flex-shrink:0}.visibility-toggle{display:inline-flex;align-items:center;gap:4px;padding:4px 8px;border-radius:var(--r-sm);font-size:11px;font-weight:600;cursor:pointer;background:var(--bg-muted);color:var(--text-muted);border:1px solid transparent}.visibility-toggle.public{background:var(--success-soft);color:var(--success-text)}.visibility-toggle.private{background:var(--bg-muted);color:var(--text-muted)}.visibility-toggle.hidden{background:var(--text-subtle);color:#fff}.visibility-toggle svg{width:12px;height:12px}.stack-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}.stack-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);padding:16px;cursor:pointer;transition:all .15s;position:relative;overflow:hidden}.stack-card:hover{box-shadow:var(--shadow-md);transform:translateY(-1px);border-color:var(--border-strong)}.stack-card-icon{width:36px;height:36px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;margin-bottom:12px}.stack-card-icon svg{width:18px;height:18px}.stack-card-title{font-size:13px;font-weight:600;color:var(--text)}.stack-card-count{font-size:22px;font-weight:700;color:var(--text);letter-spacing:-.02em;margin-top:2px}.stack-card-meta{font-size:12px;color:var(--text-muted);margin-top:4px}.profile-hero{background:linear-gradient(135deg,#f1f4fb,#f6f0f6);border:1px solid var(--border);border-radius:var(--r-xl);padding:28px;display:flex;gap:24px;align-items:flex-start;margin-bottom:24px;position:relative;overflow:hidden}.profile-hero:before{content:"";position:absolute;top:-40px;right:-40px;width:200px;height:200px;border-radius:var(--r-full);background:#fff6}.profile-hero-info{flex:1;min-width:0;position:relative}.profile-hero-name{font-size:24px;font-weight:700;color:var(--text);letter-spacing:-.02em}.profile-hero-id{font-size:13px;color:var(--text-muted);margin-top:2px}.profile-hero-stats{display:flex;gap:24px;margin-top:16px;flex-wrap:wrap}.profile-hero-stat{font-size:13px}.profile-hero-stat-label{color:var(--text-muted);display:block}.profile-hero-stat-value{color:var(--text);font-weight:600;font-size:16px;margin-top:2px}.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);margin-bottom:20px;overflow-x:auto}.tab{padding:10px 16px;border:none;background:transparent;color:var(--text-muted);font-size:13px;font-weight:500;border-bottom:2px solid transparent;transition:all .15s;white-space:nowrap}.tab:hover{color:var(--text)}.tab.active{color:var(--primary-text);border-bottom-color:var(--primary);font-weight:600}.filter-bar{display:flex;gap:8px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.filter-chip{padding:5px 12px;border:1px solid var(--border);border-radius:var(--r-full);background:var(--bg-elevated);color:var(--text-muted);font-size:12px;font-weight:500;cursor:pointer;transition:all .15s}.filter-chip:hover{background:var(--bg-hover)}.filter-chip.active{background:var(--text);color:var(--text-inverse);border-color:var(--text)}.cert-card{display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;padding:16px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);margin-bottom:10px;transition:all .15s}.cert-card:hover{box-shadow:var(--shadow-sm)}.cert-thumb{width:64px;height:64px;border-radius:var(--r-md);background:var(--warning-soft);display:flex;align-items:center;justify-content:center;flex-shrink:0}.cert-thumb svg{width:28px;height:28px;color:var(--warning-text)}.cert-info{min-width:0}.cert-title{font-size:14px;font-weight:600;color:var(--text)}.cert-student{font-size:13px;color:var(--text);margin-top:2px}.cert-meta{font-size:12px;color:var(--text-muted);margin-top:4px;display:flex;gap:12px;flex-wrap:wrap}.medal{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:var(--r-full);font-size:11px;font-weight:600}.medal.gold{background:#f5ecd6;color:#876a37;border:1px solid #e6d4a8}.medal.silver{background:#eef0f4;color:#5b6477;border:1px solid #d8dde6}.medal.bronze{background:#f1ddc8;color:#8a5a3a;border:1px solid #dcc1a3}.medal.participation{background:var(--info-soft);color:var(--info-text);border:1px solid #c9d8e6}.announcement-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);padding:18px 20px;margin-bottom:12px}.announcement-card.pinned{border-color:var(--warning);background:linear-gradient(135deg,#faf3e2 0%,var(--bg-elevated) 30%)}.announcement-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:8px}.announcement-title{font-size:15px;font-weight:600;color:var(--text)}.announcement-meta{font-size:12px;color:var(--text-muted);margin-top:4px}.announcement-body{font-size:14px;color:var(--text);line-height:1.6}.announcement-footer{display:flex;justify-content:space-between;align-items:center;margin-top:12px;padding-top:12px;border-top:1px solid var(--border)}.announcement-readers{display:flex;gap:6px;align-items:center;font-size:12px;color:var(--text-muted)}.hw-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);padding:16px 18px;margin-bottom:10px;display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center}.hw-info{min-width:0}.hw-title{font-size:14px;font-weight:600;color:var(--text)}.hw-meta{font-size:12px;color:var(--text-muted);margin-top:4px;display:flex;gap:12px;flex-wrap:wrap}.hw-progress{display:flex;align-items:center;gap:12px}.progress-ring{width:44px;height:44px;position:relative;flex-shrink:0}.progress-ring-bg,.progress-ring-fg{fill:none;stroke-width:4}.progress-ring-bg{stroke:var(--bg-muted)}.progress-ring-fg{stroke:var(--primary);stroke-linecap:round;transition:stroke-dasharray .3s}.progress-ring-text{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--text)}.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden}.cal-head,.cal-cell{border-right:1px solid var(--border);border-bottom:1px solid var(--border);padding:8px;min-height:88px}.cal-head{background:var(--bg-muted);font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;text-align:center;min-height:auto;padding:10px 8px}.cal-cell{font-size:12px;cursor:pointer;transition:background .15s}.cal-cell:hover{background:var(--bg-hover)}.cal-cell.muted{color:var(--text-subtle);background:var(--bg-muted)}.cal-cell.today{background:var(--primary-soft)}.cal-cell.today .cal-date{color:var(--primary-text);font-weight:700}.cal-date{font-size:13px;font-weight:500;color:var(--text);margin-bottom:4px}.cal-event{display:block;font-size:11px;padding:2px 6px;border-radius:var(--r-sm);margin-bottom:2px;background:var(--info-soft);color:var(--info-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cal-event.school{background:var(--primary-soft);color:var(--primary-text)}.cal-event.class{background:var(--success-soft);color:var(--success-text)}.cal-event.exam{background:var(--danger-soft);color:var(--danger-text)}.cal-event.ceremony{background:var(--warning-soft);color:var(--warning-text)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px;animation:fadeIn .2s}.modal{background:var(--bg-elevated);border-radius:var(--r-xl);width:100%;max-width:520px;max-height:90vh;overflow:auto;box-shadow:var(--shadow-lg);animation:slideUp .25s}.modal-lg{max-width:720px}.modal-xl{max-width:960px}.modal-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:flex-start;justify-content:space-between;gap:12px;position:sticky;top:0;background:var(--bg-elevated);z-index:1}.modal-title{font-size:17px;font-weight:600;color:var(--text);margin:0}.modal-subtitle{font-size:13px;color:var(--text-muted);margin-top:2px}.modal-body{padding:20px 24px}.modal-footer{padding:14px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px;background:var(--bg-muted);border-radius:0 0 var(--r-xl) var(--r-xl);position:sticky;bottom:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}#toastRoot{position:fixed;bottom:24px;right:24px;display:flex;flex-direction:column;gap:8px;z-index:200}.toast{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--bg-elevated);border:1px solid var(--border);color:var(--text);border-radius:var(--r-md);box-shadow:var(--shadow-lg);font-size:13px;min-width:240px;animation:slideIn .25s}.toast.success{background:var(--success-soft);border-color:var(--success);color:var(--success-text)}.toast.danger{background:var(--danger-soft);border-color:var(--danger);color:var(--danger-text)}.toast.warning{background:var(--warning-soft);border-color:var(--warning);color:var(--warning-text)}.toast svg{width:16px;height:16px;flex-shrink:0}@keyframes slideIn{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}.empty{text-align:center;padding:48px 20px;color:var(--text-muted)}.empty-icon{width:56px;height:56px;border-radius:var(--r-full);background:var(--bg-muted);display:inline-flex;align-items:center;justify-content:center;color:var(--text-subtle);margin-bottom:12px}.empty-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:4px}.empty-text{font-size:13px;color:var(--text-muted)}.list-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--border);transition:background .1s}.list-item:hover{background:var(--bg-muted)}.list-item:last-child{border-bottom:none}.list-item-info{flex:1;min-width:0}.list-item-title{font-size:13px;font-weight:500;color:var(--text)}.list-item-meta{font-size:12px;color:var(--text-muted);margin-top:2px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-1{gap:4px}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.gap-6{gap:24px}.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mb-1{margin-bottom:4px}.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.text-sm{font-size:12px}.text-md{font-size:14px}.text-lg{font-size:16px}.text-muted{color:var(--text-muted)}.text-subtle{color:var(--text-subtle)}.text-success{color:var(--success-text)}.text-warning{color:var(--warning-text)}.text-danger{color:var(--danger-text)}.text-bold{font-weight:600}.w-full{width:100%}.flex-1{flex:1}.flex-shrink-0{flex-shrink:0}.timetable-wrap{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);overflow:auto;max-width:100%}.timetable{width:100%;min-width:720px;border-collapse:collapse}.timetable th,.timetable td{border:1px solid var(--border);padding:0;vertical-align:top}.timetable thead th{background:var(--bg-muted);font-size:12px;font-weight:600;color:var(--text-muted);padding:10px 8px;text-align:center;text-transform:uppercase;letter-spacing:.04em;position:sticky;top:0;z-index:1}.timetable .tt-period{width:96px;background:var(--bg-muted);font-size:12px;font-weight:600;color:var(--text-muted);text-align:center;padding:8px;vertical-align:middle}.timetable .tt-period .tt-period-label{color:var(--text);font-size:13px}.timetable .tt-period .tt-period-time{font-size:10px;font-weight:400;color:var(--text-subtle);margin-top:2px}.tt-slot{height:64px;cursor:grab;-webkit-user-select:none;user-select:none;padding:6px 8px;position:relative;transition:filter .12s,transform .12s}.tt-slot:active{cursor:grabbing}.tt-slot.dragging{opacity:.4}.tt-slot:hover{filter:brightness(1.05)}.tt-slot-subject{font-size:13px;font-weight:700;color:#fff;line-height:1.2}.tt-slot-teacher{font-size:11px;color:#ffffffd9;margin-top:2px;line-height:1.2}.tt-slot-actions{position:absolute;top:4px;right:4px;display:none;gap:2px}.tt-slot:hover .tt-slot-actions{display:flex}.tt-slot-action{background:#ffffff40;border:none;color:#fff;width:20px;height:20px;border-radius:4px;display:flex;align-items:center;justify-content:center;cursor:pointer}.tt-slot-action:hover{background:#ffffff73}.tt-slot-action svg{width:12px;height:12px}.tt-empty{height:64px;border:2px dashed var(--border);margin:4px;border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;color:var(--text-subtle);font-size:12px;cursor:pointer;background:var(--bg-muted);transition:all .15s}.tt-empty:hover{background:var(--bg-hover);color:var(--text-muted);border-color:var(--primary)}.tt-break{background:repeating-linear-gradient(45deg,var(--bg-muted),var(--bg-muted) 6px,transparent 6px,transparent 12px);text-align:center;font-size:12px;color:var(--text-muted);font-weight:500;padding:14px 0}.tt-drop-target{background:var(--success-soft)}.tt-conflict{outline:2px solid var(--danger);outline-offset:-2px}.workload-row{display:grid;grid-template-columns:220px 1fr 100px;gap:12px;align-items:center;padding:10px 14px;border-bottom:1px solid var(--border)}.workload-row:last-child{border-bottom:none}.workload-bar-bg{height:12px;background:var(--bg-muted);border-radius:9999px;overflow:hidden;position:relative}.workload-bar-fg{height:100%;background:linear-gradient(90deg,#b6c4ec,#c9b8e0);transition:width .25s}.workload-bar-fg.over{background:linear-gradient(90deg,#d8a0a0,#c98484)}.workload-bar-fg.under{background:linear-gradient(90deg,#e6c98a,#d4a554)}.pilot-banner{background:linear-gradient(135deg,#88c9a4,#a8d6c7);color:#2d5b42;padding:8px 16px;display:flex;align-items:center;gap:12px;font-size:13px;font-weight:500;border-bottom:1px solid rgba(255,255,255,.4)}.pilot-banner-week{background:#ffffff80;padding:2px 10px;border-radius:99px;font-weight:700;font-size:12px}.pilot-banner-spacer{flex:1}.pilot-banner-feedback{background:#fff;border:none;color:#2d5b42;padding:4px 12px;border-radius:99px;font-size:12px;font-weight:600;cursor:pointer}.pilot-banner-feedback:hover{background:#f1f4fb}.help-fab.pilot-prominent{width:56px;height:56px;background:var(--primary);color:#fff;border-color:var(--primary)}.help-fab.pilot-prominent:hover{background:var(--primary-hover);color:#fff}.help-fab.pilot-prominent:after{content:"Feedback";position:absolute;right:60px;top:50%;transform:translateY(-50%);background:var(--text);color:#fff;padding:4px 10px;border-radius:6px;font-size:11px;font-weight:600;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s}.help-fab.pilot-prominent:hover:after{opacity:1}.help-fab{position:fixed;bottom:24px;left:24px;width:40px;height:40px;border-radius:var(--r-full);background:var(--bg-elevated);color:var(--text-muted);border:1px solid var(--border);box-shadow:var(--shadow-md);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:50;transition:all .15s}.help-fab:hover{background:var(--bg-hover);color:var(--text);border-color:var(--border-strong)}.help-fab svg{width:18px;height:18px}#loginOverlay{display:none}#loginOverlay.show{display:flex;position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(at 25% 15%,#eef2f9 0,transparent 55%),radial-gradient(at 80% 30%,#f4ecf6 0,transparent 50%),radial-gradient(at 50% 85%,#ecf3ee 0,transparent 50%),#f8f9fc;align-items:center;justify-content:center;z-index:300;padding:24px}.login-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:16px;width:100%;max-width:420px;box-shadow:var(--shadow-lg);overflow:hidden}.login-header{padding:36px 32px 24px;text-align:center}.login-brand{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,#d6dff0,#d8d2ec);display:inline-flex;align-items:center;justify-content:center;color:#5469a3;margin-bottom:16px}.login-brand svg{width:26px;height:26px}.login-title{font-size:22px;font-weight:700;color:var(--text);letter-spacing:-.01em}.login-subtitle{font-size:13px;color:var(--text-muted);margin-top:6px}.login-body{padding:8px 32px 32px}.login-body .field{margin-bottom:16px}.login-body .label{font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px}.login-body .input{padding:11px 14px;font-size:14px}.login-options{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;font-size:13px}.login-options label{display:inline-flex;align-items:center;gap:6px;color:var(--text-muted)}.login-options a{color:var(--primary-text);text-decoration:none}.login-options a:hover{text-decoration:underline}.login-divider{display:flex;align-items:center;gap:12px;margin:22px 0 16px;color:var(--text-subtle);font-size:11px;text-transform:uppercase;letter-spacing:.08em}.login-divider:before,.login-divider:after{content:"";flex:1;height:1px;background:var(--border)}.login-demo{display:flex;flex-direction:column;gap:6px}.login-demo-btn{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:var(--bg-elevated);cursor:pointer;text-align:left;font-size:13px;color:var(--text);transition:all .12s;width:100%}.login-demo-btn:hover{background:var(--bg-hover);border-color:var(--border-strong)}.login-demo-btn .ld-avatar{width:28px;height:28px;border-radius:999px;flex-shrink:0;background:linear-gradient(135deg,#d6dff0,#d8d2ec);color:#5469a3;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:11px}.login-demo-btn .ld-info{flex:1;min-width:0}.login-demo-btn .ld-name{font-weight:600;color:var(--text);font-size:13px}.login-demo-btn .ld-role{font-size:11px;color:var(--text-muted);margin-top:1px}.login-footer{text-align:center;font-size:12px;color:var(--text-subtle);padding:18px 0 0;border-top:1px solid var(--border);margin-top:22px}.totp-grid{display:flex;gap:8px;justify-content:center;margin:22px 0}.totp-grid input{width:44px;height:54px;text-align:center;font-size:22px;font-weight:600;border:1.5px solid var(--border);border-radius:10px;background:var(--bg-elevated);color:var(--text);outline:none;transition:all .12s}.totp-grid input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.totp-grid input:not(:placeholder-shown){background:var(--primary-soft);border-color:var(--primary)}.notif-btn{position:relative}.notif-badge{position:absolute;top:4px;right:4px;min-width:16px;height:16px;border-radius:8px;background:var(--danger);color:#fff;font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center;padding:0 4px;border:2px solid var(--bg-elevated)}.notif-btn .notif-dot{display:none}.notif-panel{position:fixed;top:60px;right:24px;width:380px;max-height:calc(100vh - 80px);background:var(--bg-elevated);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-lg);z-index:80;display:none;flex-direction:column}.notif-panel.show{display:flex}.notif-panel-header{padding:12px 16px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;font-weight:600}.notif-panel-actions{display:flex;gap:6px;font-size:12px}.notif-panel-actions button{background:none;border:none;color:var(--primary-text);font-size:12px;cursor:pointer;padding:4px 8px;border-radius:6px}.notif-panel-actions button:hover{background:var(--primary-soft)}.notif-list{overflow-y:auto;padding:4px 0;max-height:60vh}.notif-item{padding:12px 16px;border-bottom:1px solid var(--border);cursor:pointer;display:grid;grid-template-columns:32px 1fr;gap:10px;transition:background .12s;position:relative}.notif-item:hover{background:var(--bg-hover)}.notif-item:last-child{border-bottom:none}.notif-item.unread:before{content:"";position:absolute;left:6px;top:22px;width:6px;height:6px;border-radius:50%;background:var(--primary)}.notif-icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;background:var(--bg-muted);color:var(--text-muted)}.notif-icon.success{background:var(--success-soft);color:var(--success-text)}.notif-icon.warning{background:var(--warning-soft);color:var(--warning-text)}.notif-icon.danger{background:var(--danger-soft);color:var(--danger-text)}.notif-icon.info{background:var(--info-soft);color:var(--info-text)}.notif-icon svg{width:16px;height:16px}.notif-body{min-width:0}.notif-title{font-size:13px;font-weight:600;color:var(--text)}.notif-text{font-size:12px;color:var(--text-muted);margin-top:2px;line-height:1.4}.notif-time{font-size:11px;color:var(--text-subtle);margin-top:4px}.notif-panel-empty{padding:40px 20px;text-align:center;color:var(--text-muted)}.activity-timeline{display:flex;flex-direction:column;gap:0;position:relative;padding-left:32px}.activity-timeline:before{content:"";position:absolute;left:12px;top:12px;bottom:12px;width:2px;background:var(--border)}.activity-item{position:relative;padding:12px 0;border-bottom:1px dashed var(--border)}.activity-item:last-child{border-bottom:none}.activity-item:before{content:"";position:absolute;left:-26px;top:16px;width:12px;height:12px;border-radius:50%;background:var(--bg-elevated);border:2px solid var(--border-strong)}.activity-item.success:before{border-color:var(--success);background:var(--success-soft)}.activity-item.warning:before{border-color:var(--warning);background:var(--warning-soft)}.activity-item.danger:before{border-color:var(--danger);background:var(--danger-soft)}.activity-item.info:before{border-color:var(--info);background:var(--info-soft)}.activity-time{font-size:11px;color:var(--text-subtle)}.activity-title{font-size:13px;font-weight:600;color:var(--text);margin-top:2px}.activity-meta{font-size:12px;color:var(--text-muted);margin-top:2px}.activity-icon{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;margin-right:6px;vertical-align:middle}.user-card{cursor:pointer;transition:background .12s}.user-card:hover{background:var(--bg-hover)}.user-menu{position:absolute;bottom:70px;left:12px;width:232px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-lg);padding:6px;z-index:30;display:none}.user-menu.show{display:block}.user-menu-item{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;color:var(--text);font-size:13px;cursor:pointer;transition:background .12s;border:none;background:none;width:100%;text-align:left}.user-menu-item:hover{background:var(--bg-hover)}.user-menu-item svg{width:16px;height:16px;color:var(--text-muted);flex-shrink:0}.user-menu-divider{height:1px;background:var(--border);margin:4px 0}.user-menu-section{padding:6px 10px 4px;font-size:11px;font-weight:600;color:var(--text-subtle);text-transform:uppercase;letter-spacing:.04em}.comment-thread{display:flex;flex-direction:column;gap:12px}.comment-item{display:flex;gap:10px;align-items:flex-start}.comment-bubble{flex:1;background:var(--bg-muted);border-radius:var(--r-md);padding:10px 12px}.comment-author{font-size:12px;font-weight:600;color:var(--text)}.comment-time{font-size:11px;color:var(--text-subtle);margin-left:6px}.comment-text{font-size:13px;color:var(--text);margin-top:4px;line-height:1.5}.allergy-alert{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--r-md);background:var(--danger-soft);border:1px solid var(--danger);color:var(--danger-text);font-size:13px;font-weight:500}.allergy-alert svg{width:18px;height:18px;flex-shrink:0}@media (max-width: 900px){#app{grid-template-columns:1fr}.sidebar{position:fixed;left:-100%;top:0;bottom:0;width:280px;transition:left .25s}.sidebar.open{left:0}.mobile-menu{display:flex}.role-switcher-label{display:none}.page{padding:20px 16px 60px}.page-header{flex-direction:column;align-items:flex-start}.att-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.role-tabs .role-tab{padding:6px 8px;font-size:12px}.help-fab{bottom:16px;left:16px;width:44px;height:44px}.icon-btn{width:44px;height:44px}.icon-btn svg{width:22px;height:22px}.notif-dot{top:11px;right:11px}.notif-panel{width:auto;left:12px;right:12px;top:56px;max-height:calc(100vh - 76px)}}@media (max-width: 600px){.pilot-banner{flex-wrap:wrap;gap:6px 10px;padding:8px 12px;font-size:13px}.pilot-banner-spacer{display:none}.pilot-banner-week{font-size:12px}.btn{min-height:40px;padding:10px 14px;font-size:14px}.btn-sm{min-height:36px;padding:8px 12px;font-size:13px}.topbar{padding:8px 12px}.search-box{display:none}.page{padding:16px 12px 60px}.modal{width:calc(100vw - 24px);max-width:none}.modal-lg,.modal-xl{max-width:none}}.quick-tile{font-family:inherit}.quick-tile:hover{border-color:var(--primary)!important;transform:translateY(-1px);box-shadow:var(--shadow-sm)}.quick-tile:active{transform:translateY(0)}.stat-card[data-go]:hover{border-color:var(--primary);box-shadow:var(--shadow-sm)}.list-item[data-go]{transition:background-color .12s}.list-item[data-go]:hover{background-color:var(--bg-muted)}@media (pointer: coarse){.icon-btn{width:44px;height:44px}.icon-btn svg{width:22px;height:22px}.notif-dot{top:11px;right:11px}.input,.select,.textarea{font-size:16px}}