.app-shell{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--color-text);color:#fff;display:flex;flex-direction:column;padding:1.25rem 1rem;position:sticky;top:0;height:100vh}.sidebar-brand{display:flex;align-items:center;gap:.75rem;padding:.5rem .75rem 1.5rem}.sidebar-brand strong{display:block;font-size:1.05rem}.sidebar-brand span{display:block;font-size:.75rem;color:#ffffffa6}.sidebar-nav{display:flex;flex-direction:column;gap:.35rem;flex:1}.nav-link{padding:.7rem .85rem;border-radius:var(--radius-button);color:#ffffffc7;font-weight:600;text-decoration:none}.nav-link:hover{background:#ffffff14;color:#fff;text-decoration:none}.nav-link.active{background:var(--color-primary);color:#fff}.sidebar-footer{border-top:1px solid rgba(255,255,255,.12);padding-top:1rem;display:flex;flex-direction:column;gap:.75rem}.admin-meta strong{display:block;font-size:.9rem}.admin-meta span{display:block;font-size:.75rem;color:#fff9}.main-content{flex:1;padding:2rem;min-width:0}@media(max-width:900px){.app-shell{flex-direction:column}.sidebar{width:100%;height:auto;position:static}.sidebar-nav{flex-direction:row;flex-wrap:wrap}.main-content{padding:1.25rem}}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem;background:radial-gradient(circle at top right,rgba(232,93,42,.12),transparent 45%),var(--color-background)}.login-card{width:min(420px,100%);padding:2rem}.login-brand{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}.login-brand h1{font-size:1.5rem;margin-bottom:.15rem}.login-brand p{color:var(--color-text-muted)}.login-submit{width:100%;margin-top:.5rem}:root{--color-primary: #e85d2a;--color-primary-dark: #c94a1c;--color-primary-light: #fff4ef;--color-cta-green: #22a06b;--color-cta-green-dark: #1a7d52;--color-background: #f6f4f1;--color-surface: #ffffff;--color-border: #e8e2db;--color-text: #1f1a17;--color-text-muted: #6b6560;--color-danger: #d64545;--color-danger-light: #fef2f2;--color-warning: #d97706;--color-success: #22a06b;--radius-card: 12px;--radius-button: 8px;--shadow-sm: 0 1px 2px rgba(31, 26, 23, .06);--shadow-md: 0 4px 16px rgba(31, 26, 23, .08);--sidebar-width: 240px;--font-sans: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif}*,*:before,*:after{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;font-family:var(--font-sans);font-size:16px;line-height:1.5;color:var(--color-text);background:var(--color-background);-webkit-font-smoothing:antialiased}.brand-mark{width:2.5rem;height:2.5rem;border-radius:10px;background:var(--color-primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:1.125rem;flex-shrink:0}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}h1,h2,h3,h4,p{margin:0}.page-title{font-size:1.75rem;font-weight:700;letter-spacing:-.02em}.page-subtitle{margin-top:.35rem;color:var(--color-text-muted)}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap}.page-actions{display:flex;gap:.75rem;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1rem;border:1px solid transparent;border-radius:var(--radius-button);font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,color .15s}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark)}.btn-secondary{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.btn-secondary:hover:not(:disabled){background:var(--color-primary-light);border-color:var(--color-primary)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:#b83838}.btn-ghost{background:transparent;color:var(--color-text-muted)}.btn-ghost:hover:not(:disabled){background:var(--color-primary-light);color:var(--color-primary)}.btn-sm{padding:.4rem .75rem;font-size:.875rem}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:var(--shadow-sm)}.card-body{padding:1.25rem}.form-grid{display:grid;gap:1rem}.form-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:640px){.form-grid-2{grid-template-columns:1fr}}.form-field{display:flex;flex-direction:column;gap:.35rem}.form-field label{font-size:.875rem;font-weight:600}.form-field input,.form-field select,.form-field textarea{width:100%;padding:.625rem .75rem;border:1px solid var(--color-border);border-radius:var(--radius-button);background:#fff;color:var(--color-text)}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:2px solid rgba(232,93,42,.25);border-color:var(--color-primary)}.form-field .field-error{font-size:.8125rem;color:var(--color-danger)}.form-field .field-hint{font-size:.8125rem;color:var(--color-text-muted)}.badge{display:inline-flex;align-items:center;padding:.2rem .55rem;border-radius:999px;font-size:.75rem;font-weight:600}.badge-success{background:#e8f7ef;color:var(--color-success)}.badge-muted{background:#f0ece8;color:var(--color-text-muted)}.badge-warning{background:#fff7e6;color:var(--color-warning)}.alert{padding:.875rem 1rem;border-radius:var(--radius-button);margin-bottom:1rem}.alert-error{background:var(--color-danger-light);color:#9b2c2c;border:1px solid #f5c2c2}.alert-success{background:#e8f7ef;color:#166534;border:1px solid #bbf7d0}.table-wrap{overflow-x:auto}.data-table{width:100%;border-collapse:collapse}.data-table th,.data-table td{padding:.875rem 1rem;text-align:left;border-bottom:1px solid var(--color-border)}.data-table th{font-size:.8125rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-muted);background:#faf8f6}.data-table tr:hover td{background:#fffaf7}.data-table .actions{display:flex;gap:.5rem;flex-wrap:wrap}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:1.5rem}.stat-card{padding:1.25rem}.stat-label{font-size:.875rem;color:var(--color-text-muted);margin-bottom:.35rem}.stat-value{font-size:1.75rem;font-weight:700;color:var(--color-text)}.stat-value.accent{color:var(--color-primary)}.stat-value.green{color:var(--color-cta-green)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#1f1a1773;display:flex;align-items:center;justify-content:center;padding:1rem;z-index:100}.modal{width:min(560px,100%);max-height:90vh;overflow-y:auto;background:var(--color-surface);border-radius:var(--radius-card);box-shadow:var(--shadow-md)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 1.25rem 0}.modal-header h2{font-size:1.25rem}.modal-body{padding:1.25rem}.modal-footer{display:flex;justify-content:flex-end;gap:.75rem;padding:0 1.25rem 1.25rem}.spinner{width:1.25rem;height:1.25rem;border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .7s linear infinite}.spinner-lg{width:2rem;height:2rem}.centered-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;padding:3rem 1rem;color:var(--color-text-muted)}.empty-state{text-align:center;padding:2.5rem 1rem;color:var(--color-text-muted)}.qr-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem}.qr-card{text-align:center}.qr-card canvas,.qr-card svg{display:block;margin:0 auto .75rem}.qr-url{font-size:.75rem;word-break:break-all;color:var(--color-text-muted);margin-bottom:.75rem}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.8125rem}@keyframes spin{to{transform:rotate(360deg)}}