@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Noto+Sans+TC:wght@300;400;500;700&display=swap";:root{--font-sans:"Inter", "Noto Sans TC", -apple-system, BlinkMacSystemFont, sans-serif;--bg-primary:#fff;--bg-secondary:#f8fafc;--border-color:#cbd5e1;--border-light:#e2e8f0;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--color-primary:#0f172a;--color-success:#15803d;--color-pending:#b45309;--radius-md:6px;--radius-lg:8px;--radius-full:9999px;--transition:.15s ease-in-out}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-secondary);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.5}.app-container{max-width:1200px;margin:0 auto;padding:2rem 1.5rem}.app-header{border-bottom:2px solid var(--color-primary);justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;display:flex}.brand{color:var(--color-primary);align-items:center;gap:.5rem;font-size:1.25rem;font-weight:700;display:flex}.panel{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:2rem;box-shadow:0 1px 3px #0000000d}h1,h2,h3,h4{color:var(--text-primary);font-weight:700}h1{margin-bottom:.5rem;font-size:1.75rem}h2{margin-bottom:.25rem;font-size:1.5rem}h3{margin-bottom:1rem;font-size:1.15rem}.form-group{flex-direction:column;gap:.35rem;margin-bottom:1.25rem;display:flex}label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;font-size:.8rem;font-weight:600}.input-control{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);width:100%;color:var(--text-primary);font-family:var(--font-sans);transition:border-color var(--transition);padding:.75rem .85rem;font-size:.95rem}.input-control:focus{border-color:var(--color-primary);outline:none}.dropdown-container{position:relative}.dropdown-trigger{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);width:100%;color:var(--text-primary);text-align:left;cursor:pointer;justify-content:space-between;align-items:center;padding:.75rem 1rem;font-size:.95rem;display:flex}.dropdown-trigger:focus{border-color:var(--color-primary);outline:none}.dropdown-menu{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);z-index:100;max-height:250px;padding:.25rem;position:absolute;top:calc(100% + 4px);left:0;right:0;overflow-y:auto;box-shadow:0 4px 6px -1px #0000001a}.dropdown-search{border-bottom:1px solid var(--border-light);margin-bottom:.25rem;padding:.5rem}.dropdown-item{cursor:pointer;border-radius:var(--radius-md);transition:background var(--transition);justify-content:space-between;align-items:center;padding:.65rem .85rem;font-size:.9rem;display:flex}.dropdown-item:hover{background:var(--bg-secondary)}.dropdown-item.selected{background:var(--color-primary);color:#fff}.dropdown-item .item-meta{color:var(--text-secondary);font-size:.75rem}.dropdown-item.selected .item-meta{color:#fffc}.btn{font-family:var(--font-sans);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition), border-color var(--transition);border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.25rem;font-size:.9rem;font-weight:500;display:inline-flex}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:#334155}.btn-secondary{background:var(--bg-primary);border:1px solid var(--border-color);color:var(--text-primary)}.btn-secondary:hover{background:var(--bg-secondary)}.login-container{width:100%;max-width:440px;margin:4rem auto}.login-card{width:100%}.dashboard-card{width:100%;max-width:520px;margin:2rem auto}.badge{text-transform:uppercase;border-radius:4px;align-items:center;gap:.2rem;padding:.15rem .5rem;font-size:.7rem;font-weight:600;display:inline-flex}.badge-success{color:var(--color-success);background:#dcfce7;border:1px solid #bbf7d0}.badge-pending{color:var(--color-pending);background:#fef3c7;border:1px solid #fde68a}.admin-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1.5rem;display:flex}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:2rem;display:grid}.stat-item{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-lg);flex-direction:column;gap:.15rem;padding:1rem;display:flex}.stat-label{color:var(--text-secondary);font-size:.75rem;font-weight:600}.stat-val{font-size:1.5rem;font-weight:700}.students-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1rem;margin-bottom:2.5rem;display:grid}.student-card{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-lg);text-align:center;color:inherit;cursor:pointer;transition:border-color var(--transition);flex-direction:column;align-items:center;gap:.5rem;padding:1rem;text-decoration:none;display:flex;position:relative}.student-card:hover{border-color:var(--color-primary)}.student-card.submitted{border-left:3px solid var(--color-success)}.student-card.pending{border-left:3px solid var(--color-pending)}.photo-container{border-radius:var(--radius-md);border:1px solid var(--border-color);background:var(--bg-secondary);justify-content:center;align-items:center;width:120px;height:150px;display:flex;position:relative;overflow:hidden}.avatar-img{object-fit:contain;width:100%;height:100%}.avatar-placeholder{color:var(--text-secondary);font-size:1.5rem;font-weight:700}.student-card-number{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:4px;padding:1px 5px;font-size:.7rem;font-weight:700;position:absolute;top:6px;left:6px}.student-card-info{flex-direction:column;gap:.1rem;width:100%;display:flex}.student-card-cn{font-size:.9rem;font-weight:700}.student-card-en{color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;padding:0 .25rem;font-size:.7rem;overflow:hidden}.table-responsive{border:1px solid var(--border-color);border-radius:var(--radius-lg);background:var(--bg-primary);overflow-x:auto}.data-table{border-collapse:collapse;text-align:left;width:100%;font-size:.85rem}.data-table th{background:var(--bg-secondary);color:var(--text-secondary);border-bottom:1px solid var(--border-color);padding:.75rem 1rem;font-weight:600}.data-table td{border-bottom:1px solid var(--border-light);vertical-align:middle;padding:.75rem 1rem}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:var(--bg-secondary)}.link-anchor{color:var(--text-primary);word-break:break-all;font-weight:500;text-decoration:underline}.link-anchor:hover{color:#1e40af}.meta-row{border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-secondary);margin-bottom:1rem;display:flex}.meta-col{border-right:1px solid var(--border-color);flex:1;padding:.75rem 1rem}.meta-col:last-child{border-right:none}.meta-title{color:var(--text-secondary);text-transform:uppercase;font-size:.7rem;font-weight:600}.meta-val{font-size:.95rem;font-weight:700}.toast{background:var(--color-primary);color:#fff;border-radius:var(--radius-md);z-index:1000;align-items:center;gap:.5rem;padding:.75rem 1.25rem;font-size:.9rem;font-weight:500;display:flex;position:fixed;bottom:2rem;right:2rem;box-shadow:0 4px 6px -1px #0000001a}.toast.error{background:#b91c1c}.card-hover-details{opacity:0;flex-direction:column;align-items:center;width:100%;max-height:0;margin-top:0;transition:opacity .2s ease-in-out,max-height .25s ease-in-out,margin-top .2s ease-in-out;display:flex;overflow:hidden}.student-card:hover .card-hover-details,.student-card.active .card-hover-details{opacity:1;max-height:500px;margin-top:.5rem}.card-actions{flex-direction:column;gap:.35rem;width:100%;display:flex}@media (width<=768px){.app-container{padding:1.5rem 1rem}}@media (width<=640px){.app-container{padding:1rem .75rem}.app-header{text-align:center;flex-direction:column;align-items:center;gap:.75rem;padding-bottom:.75rem}.login-container{margin:1.5rem auto}.login-card{padding:1.25rem}.dashboard-card{margin:1rem auto;padding:1.25rem}.admin-toolbar{text-align:center;flex-direction:column;align-items:stretch;gap:.75rem}.admin-toolbar div:last-child{flex-direction:column;gap:.5rem;display:flex}.admin-toolbar button{width:100%}.stats-grid{grid-template-columns:repeat(2,1fr);gap:.75rem;margin-bottom:1.5rem}.stat-item{text-align:center;padding:.75rem}.stat-val{font-size:1.25rem}}@media (width<=480px){.students-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:.5rem;margin-bottom:1.5rem}.student-card{gap:.25rem;padding:.5rem}.photo-container{width:90px;height:112px}.student-card-cn{font-size:.8rem}.student-card-en{font-size:.65rem}.data-table th,.data-table td{padding:.5rem .4rem;font-size:.75rem}}