@charset "UTF-8";:root{--color-sidebar: #ffffff;--color-sidebar-hover: #f3f5f8;--color-sidebar-text: #0b1220;--color-sidebar-muted: #6b7280;--color-sidebar-border: #e8ecf1;--color-bg: #f4f6f9;--color-surface: #ffffff;--color-border: #e5e9ef;--color-text: #0b1220;--color-text-muted: #6b7280;--color-accent: #14b8a6;--color-accent-dark: #0f766e;--color-accent-soft: rgba(20, 184, 166, .14);--color-accent-contrast: #0b1220;--color-btn: #043258;--color-btn-hover: #032847;--color-btn-text: #ffffff;--color-btn-soft: #e6eef6;--color-btn-soft-text: #043258;--color-danger: #b5442e;--color-danger-soft: #fbe9e5;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 20px;--space-5: 28px;--space-6: 40px;--font-sans: "DM Sans", system-ui, sans-serif;--font-display: "Outfit", "DM Sans", system-ui, sans-serif}.theme-student{--student-blue: #5b7cfa;--student-blue-hover: color-mix(in srgb, var(--student-blue) 82%, #000);--student-purple: #a855f7;--color-accent: var(--student-blue);--color-accent-dark: var(--student-blue-hover);--color-accent-soft: color-mix(in srgb, var(--student-blue) 18%, transparent);--color-accent-contrast: #ffffff;--color-btn: var(--student-blue);--color-btn-hover: var(--student-blue-hover);--color-btn-text: #ffffff;--color-btn-soft: #1c2436;--color-btn-soft-text: #e8eef7;--color-surface-elevated: #1c2436;--color-progress: var(--student-blue)}.theme-student-dark{--student-dark-bg: #070d1a;--color-bg: var(--student-dark-bg);--color-surface: color-mix(in srgb, var(--student-dark-bg) 94%, #ffffff);--color-surface-elevated: color-mix(in srgb, var(--student-dark-bg) 88%, #ffffff);--color-border: color-mix(in srgb, var(--student-dark-bg) 82%, #ffffff);--color-text: #f3f6fb;--color-text-muted: #9aa8bc;--color-btn-soft: var(--color-surface-elevated);--color-btn-soft-text: #e8eef7}.theme-student-light{--student-light-bg: #f5f7fa;--color-bg: var(--student-light-bg);--color-surface: color-mix(in srgb, var(--student-light-bg) 22%, #ffffff);--color-surface-elevated: color-mix(in srgb, var(--student-light-bg) 92%, #d8dee8);--color-border: color-mix(in srgb, var(--student-light-bg) 78%, #b7c0cc);--color-text: #0b1220;--color-text-muted: #6b7280;--color-btn-soft: #e6eef6;--color-btn-soft-text: #043258}.theme-admin{--color-header-bg: #ffffff}.theme-admin .app-header{border-bottom-color:var(--color-border)}.theme-admin .app-header__avatar{color:var(--color-accent-contrast)}.theme-admin .app-sidebar__link--active{background:var(--color-accent);color:var(--color-accent-contrast)}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);font-size:15px;line-height:1.5}h1,h2,h3{font-family:var(--font-display);font-weight:600;color:var(--color-text)}h1{font-size:1.5rem;margin:0 0 var(--space-4)}a{color:var(--color-accent)}.link{color:var(--color-accent);text-decoration:none}.link:hover{text-decoration:underline}.link--back{display:inline-block;font-size:.85rem;color:var(--color-text-muted);margin-bottom:var(--space-2)}.link--back:hover{color:var(--color-accent)}.page{max-width:1100px}.page__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-4)}.page-toolbar{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:var(--space-3);margin-bottom:var(--space-4)}.page-toolbar h1{margin:0 0 var(--space-1);font-size:clamp(1.5rem,2.5vw,1.85rem);letter-spacing:-.02em}.page-toolbar__hint{margin:0;color:var(--color-text-muted);font-size:.92rem;max-width:40rem;line-height:1.45}.page-toolbar__actions{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);flex-shrink:0}.panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-4);margin-bottom:var(--space-4);box-shadow:0 1px 2px #0f172a08}.panel__title{margin-top:0;font-size:1rem}.form{display:flex;flex-direction:column;gap:var(--space-3)}.form--inline{flex-direction:row;align-items:flex-end;flex-wrap:wrap}.form--tight{flex-direction:row;align-items:center;gap:var(--space-2);margin-top:var(--space-2)}.form--tight input{flex:1}.form-row{display:flex;gap:var(--space-3);flex-wrap:wrap}.form-row .form-field{flex:1;min-width:200px}.form-field{display:flex;flex-direction:column;gap:var(--space-1)}.form-field--grow{flex:1}.form-field label{font-size:.82rem;font-weight:600;color:var(--color-text-muted)}.form-field__hint{font-size:.78rem;color:var(--color-text-muted);line-height:1.35}.form-actions{display:flex;align-items:center;gap:var(--space-2)}.form-error{background:var(--color-danger-soft);color:var(--color-danger);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3);font-size:.88rem}.form-ok{background:#ecfdf5;color:#047857;border-radius:var(--radius-md);padding:var(--space-2) var(--space-3);font-size:.88rem}input[type=text],input[type=email],input[type=password],input[type=url],input[type=number],input[type=search],select,textarea{font:inherit;color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:8px 10px;min-width:0}input[type=text]:focus,input[type=email]:focus,input[type=password]:focus,input[type=url]:focus,input[type=number]:focus,input[type=search]:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-soft)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-1);font:inherit;font-weight:600;border:1px solid transparent;border-radius:var(--radius-md);padding:9px 16px;cursor:pointer;background:var(--color-surface);color:var(--color-text);border-color:var(--color-border);text-decoration:none;transition:background .15s ease,border-color .15s ease,opacity .15s ease}.btn:hover{border-color:var(--color-accent)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn--primary{background:var(--color-btn);border-color:var(--color-btn);color:var(--color-btn-text)}.btn--primary:hover:not(:disabled){background:var(--color-btn-hover);border-color:var(--color-btn-hover);filter:none}.btn--soft{background:var(--color-btn-soft);border-color:var(--color-btn-soft);color:var(--color-btn-soft-text)}.btn--soft:hover:not(:disabled){filter:brightness(.98);border-color:#d5e0ec}.btn--outline{background:var(--color-btn-soft);border-color:var(--color-btn-soft);color:var(--color-btn-soft-text)}.btn--outline:hover:not(:disabled){border-color:#d5e0ec}.btn--ghost{background:transparent;border-color:transparent;color:inherit}.btn--danger{color:var(--color-danger)}.btn--danger:hover{border-color:var(--color-danger);background:var(--color-danger-soft)}.btn--small{padding:6px 12px;font-size:.85rem}.btn--block{width:100%}.table{width:100%;border-collapse:collapse;font-size:.9rem}.table th,.table td{text-align:left;padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border)}.table th{color:var(--color-text-muted);font-weight:600;font-size:.78rem;text-transform:uppercase;letter-spacing:.03em}.table tbody tr:hover{background:var(--color-bg)}.table__actions{display:flex;gap:var(--space-2);justify-content:flex-end}.table__empty{color:var(--color-text-muted);text-align:center;padding:var(--space-4) 0}.badge{display:inline-block;padding:2px 10px;border-radius:999px;background:var(--color-accent-soft);color:var(--color-accent-dark);font-size:.75rem;font-weight:600;text-transform:capitalize}@media(max-width:640px){.form--inline{flex-direction:column;align-items:stretch}.table__actions{flex-direction:column}}