.student-form{flex-direction:column;gap:24px;max-width:840px;display:flex}.form-section{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px}.form-section-head{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px;display:flex}.form-section-head h2{letter-spacing:-.015em;color:var(--ink);margin:0;font-size:17px;font-weight:500}.form-section-head .sub{color:var(--muted);margin-top:4px;font-size:13px}.form-grid{grid-template-columns:1fr 1fr;gap:18px;display:grid}.form-grid.cols-3{grid-template-columns:repeat(3,1fr)}.form-grid.full>*{grid-column:1/-1}.form-field{flex-direction:column;gap:6px;display:flex}.form-field.full{grid-column:1/-1}.form-field label{color:var(--ink-2);letter-spacing:-.005em;align-items:center;gap:6px;font-size:13px;font-weight:500;display:flex}.form-field label .required{color:var(--violet-600);font-weight:600}.form-field input,.form-field select,.form-field textarea{font:inherit;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-md);color:var(--ink);transition:all .2s var(--ease);width:100%;padding:10px 12px;font-size:14px}.form-field textarea{resize:vertical;min-height:88px;font-family:inherit;line-height:1.5}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--violet-500);background:var(--surface);outline:none;box-shadow:0 0 0 3px #6c4cf11f}.form-field input::placeholder,.form-field textarea::placeholder{color:var(--muted-2)}.form-field input.error,.form-field select.error,.form-field textarea.error{background:#fef2f2;border-color:#dc2626}.form-field .field-hint{color:var(--muted);font-size:12px}.form-field .field-error{color:#dc2626;font-size:12px;font-weight:500}.form-actions{justify-content:flex-end;gap:12px;padding-top:8px;display:flex}.form-actions .btn{justify-content:center;min-width:120px}.form-error-banner{color:#991b1b;border-radius:var(--r-md);background:#fef2f2;border:1px solid #fca5a5;align-items:flex-start;gap:10px;padding:12px 16px;font-size:14px;display:flex}.form-error-banner .ico{flex-shrink:0;margin-top:2px}.form-error-banner strong{margin-bottom:2px;display:block}.form-error-banner a{color:var(--violet-600);font-weight:500;text-decoration:none}.form-error-banner a:hover{text-decoration:underline}.form-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.form-header .form-title h1{letter-spacing:-.025em;margin:0;font-size:24px;font-weight:500}.form-header .form-title .sub{color:var(--muted);margin-top:4px;font-size:13px}.back-link{color:var(--muted);transition:all .15s var(--ease);border-radius:8px;align-items:center;gap:6px;margin-bottom:4px;margin-left:-10px;padding:6px 10px;font-size:13px;text-decoration:none;display:inline-flex}.back-link:hover{background:var(--bg-soft);color:var(--ink)}.toggle-group{gap:8px;display:grid}.toggle-group.cols-2{grid-template-columns:1fr 1fr}.toggle-group.cols-3{grid-template-columns:repeat(3,1fr)}.toggle-group.cols-4{grid-template-columns:repeat(4,1fr)}.toggle-option{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-md);cursor:pointer;color:var(--ink-2);transition:all .2s var(--ease);-webkit-user-select:none;user-select:none;align-items:center;gap:8px;padding:10px 14px;font-size:13px;font-weight:500;display:flex}.toggle-option input[type=radio]{display:none}.toggle-option:hover{border-color:var(--violet-300)}.toggle-option.checked{background:var(--violet-50);border-color:var(--violet-500);color:var(--violet-700);box-shadow:0 0 0 1px var(--violet-500)}.toggle-option .check-icon{border:1.5px solid var(--muted-2);width:14px;height:14px;transition:all .15s var(--ease);border-radius:50%;flex-shrink:0;place-items:center;display:grid}.toggle-option.checked .check-icon{border-color:var(--violet-500);background:var(--violet-500)}.toggle-option.checked .check-icon:after{content:"";background:#fff;border-radius:50%;width:6px;height:6px}@media (max-width:720px){.form-grid,.form-grid.cols-3{grid-template-columns:1fr}.toggle-group.cols-3,.toggle-group.cols-4{grid-template-columns:1fr 1fr}}.student-detail{flex-direction:column;gap:22px;display:flex}.student-header-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);align-items:center;gap:20px;padding:28px;display:flex}.student-header-card .av{color:#fff;border-radius:50%;flex-shrink:0;place-items:center;width:64px;height:64px;font-size:22px;font-weight:600;display:grid}.student-header-card .info{flex:1;min-width:0}.student-header-card h1{letter-spacing:-.025em;margin:0 0 6px;font-size:26px;font-weight:500}.student-header-card .meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:12px;font-size:13.5px;display:flex}.student-header-card .meta .dot{background:var(--muted-2);border-radius:50%;width:3px;height:3px}.student-header-card .actions{align-items:center;gap:8px;display:flex}.student-info-grid{grid-template-columns:2fr 1fr;gap:22px;display:grid}.info-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px}.info-card h3{letter-spacing:.02em;text-transform:uppercase;color:var(--muted);margin:0 0 18px;font-size:14px;font-weight:600}.info-rows{gap:14px;display:grid}.info-row{grid-template-columns:140px 1fr;align-items:start;gap:16px;font-size:14px;display:grid}.info-row .k{color:var(--muted);font-size:13px}.info-row .v{color:var(--ink);word-break:break-word;font-weight:500}.info-row .v.empty{color:var(--muted-2);font-style:italic;font-weight:400}.info-row .v a{color:var(--violet-600);text-decoration:none}.info-row .v a:hover{text-decoration:underline}@media (max-width:880px){.student-info-grid{grid-template-columns:1fr}.info-row{grid-template-columns:1fr;gap:4px}}.status-pill{border-radius:999px;align-items:center;gap:6px;padding:4px 10px;font-size:12px;font-weight:500;display:inline-flex}.status-pill.active{color:#1e6b3a;background:#ecf8f0;border:1px solid #d6efde}.status-pill.pause{color:#8a5a00;background:#fef6e7;border:1px solid #fbe7bd}.status-pill.archived{background:var(--bg-soft);color:var(--muted);border:1px solid var(--line)}.payment-pill{border-radius:999px;align-items:center;gap:6px;padding:4px 10px;font-size:12px;font-weight:500;display:inline-flex}.payment-pill.paid{color:#1e6b3a;background:#ecf8f0;border:1px solid #d6efde}.payment-pill.debt{color:#991b1b;background:#fef2f2;border:1px solid #fca5a5}.payment-pill.prepaid{background:var(--violet-50);color:var(--violet-700);border:1px solid var(--violet-100)}.filter-tabs{background:var(--surface);border:1px solid var(--line);border-radius:10px;gap:2px;padding:4px;display:inline-flex}.filter-tabs a{color:var(--muted);transition:all .15s var(--ease);white-space:nowrap;border-radius:7px;padding:6px 14px;font-size:12.5px;font-weight:500;text-decoration:none}.filter-tabs a:hover{color:var(--ink-2)}.filter-tabs a.active{background:var(--violet-50);color:var(--violet-700)}.modal-backdrop{-webkit-backdrop-filter:blur(4px);z-index:100;animation:fadeIn .15s var(--ease);background:#0b0b128c;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.modal-card{background:var(--surface);border-radius:var(--r-xl);width:100%;max-width:480px;box-shadow:var(--shadow-lg);animation:scaleIn .2s var(--ease);padding:32px}.modal-card .modal-icon{color:#dc2626;background:#fef2f2;border-radius:12px;place-items:center;width:48px;height:48px;margin-bottom:16px;display:grid}.modal-card h2{letter-spacing:-.02em;margin:0 0 8px;font-size:20px;font-weight:500}.modal-card p{color:var(--muted);margin:0 0 24px;font-size:14.5px;line-height:1.5}.modal-card p strong{color:var(--ink);font-weight:500}.modal-options{flex-direction:column;gap:10px;margin:0 0 24px;display:flex}.modal-option{border:1px solid var(--line);border-radius:var(--r-md);background:var(--bg-soft);color:var(--ink-2);padding:14px 16px;font-size:13.5px;line-height:1.45}.modal-option strong{color:var(--ink);font-weight:500}.modal-actions{flex-wrap:wrap;justify-content:flex-end;gap:10px;display:flex}.btn-danger{color:#fff;background:#dc2626;box-shadow:inset 0 1px #fff3,0 6px 18px -6px #dc262673}.btn-danger:hover{background:#b91c1c}.btn-danger[disabled],.btn-danger.disabled{background:var(--line);color:var(--muted-2);box-shadow:none;cursor:not-allowed}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}