:root{--pc:#4F46E5;--sc:#7C3AED;--bg:#f8f7ff;--card:#fff;--text:#1e1b4b;--muted:#6b7280;--border:#e5e7eb;--success:#16a34a;--danger:#dc2626;--warning:#d97706;--radius:14px}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased}
a{color:var(--pc);text-decoration:none}a:hover{text-decoration:underline}

/* Layout */
.page{max-width:800px;margin:0 auto;padding:20px 16px 80px}
.nav{background:linear-gradient(135deg,var(--pc),var(--sc));padding:16px 20px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100}
.nav-brand{color:#fff;font-size:1.2rem;font-weight:800;text-decoration:none}
.nav-links{display:flex;gap:12px;align-items:center}
.nav-link{color:rgba(255,255,255,0.9);font-size:0.85rem;text-decoration:none;padding:6px 12px;border-radius:8px;transition:background .2s}
.nav-link:hover,.nav-link.active{background:rgba(255,255,255,0.2);text-decoration:none}
.nav-link.logout{background:rgba(255,255,255,0.15)}

/* Cards */
.card{background:var(--card);border-radius:var(--radius);padding:24px;border:1px solid var(--border);margin-bottom:16px}
.card-title{font-size:1.2rem;font-weight:700;margin-bottom:16px}
.card-subtitle{font-size:0.9rem;color:var(--muted);margin-bottom:16px}

/* Forms */
.form-group{margin-bottom:16px}
.form-label{display:block;font-size:0.85rem;font-weight:600;margin-bottom:6px;color:var(--text)}
.form-input,.form-select,.form-textarea{width:100%;padding:10px 14px;border:2px solid var(--border);border-radius:10px;font-size:0.95rem;background:var(--card);color:var(--text);outline:none;transition:border-color .2s}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--pc)}
.form-textarea{resize:vertical;min-height:80px}
.form-hint{font-size:0.8rem;color:var(--muted);margin-top:4px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:500px){.form-row{grid-template-columns:1fr}}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border:none;border-radius:10px;font-size:0.9rem;font-weight:600;cursor:pointer;transition:all .2s;text-decoration:none}
.btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,0.15)}
.btn-primary{background:linear-gradient(135deg,var(--pc),var(--sc));color:#fff}
.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}
.btn-danger{background:#fee2e2;color:var(--danger)}
.btn-success{background:#dcfce7;color:var(--success)}
.btn-sm{padding:6px 14px;font-size:0.8rem}
.btn-block{width:100%;justify-content:center}
.btn:disabled{opacity:0.5;cursor:not-allowed;transform:none}

/* Alerts */
.alert{padding:12px 16px;border-radius:10px;font-size:0.9rem;margin-bottom:16px}
.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}
.alert-success{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}
.alert-warning{background:#fef3c7;color:#92400e;border:1px solid #fde68a}
.alert-info{background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe}

/* Stats cards */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:20px}
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;text-align:center}
.stat-value{font-size:2rem;font-weight:800;color:var(--pc)}
.stat-label{font-size:0.8rem;color:var(--muted);margin-top:4px}

/* Lists */
.list-item{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:var(--card);border:1px solid var(--border);border-radius:12px;margin-bottom:8px;transition:transform .2s}
.list-item:hover{transform:translateX(2px)}
.list-item-info{flex:1;min-width:0}
.list-item-title{font-weight:600;font-size:0.95rem}
.list-item-subtitle{font-size:0.8rem;color:var(--muted)}
.list-item-actions{display:flex;gap:6px;flex-shrink:0}

/* Toggle */
.toggle{position:relative;width:44px;height:24px;cursor:pointer}
.toggle input{opacity:0;width:0;height:0}
.toggle-slider{position:absolute;inset:0;background:var(--border);border-radius:12px;transition:.3s}
.toggle-slider::before{content:'';position:absolute;width:18px;height:18px;border-radius:50%;background:#fff;top:3px;left:3px;transition:.3s}
.toggle input:checked+.toggle-slider{background:var(--pc)}
.toggle input:checked+.toggle-slider::before{transform:translateX(20px)}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;pointer-events:none;transition:opacity .2s}
.modal-overlay.active{opacity:1;pointer-events:auto}
.modal{background:var(--card);border-radius:16px;max-width:560px;width:100%;max-height:85vh;overflow-y:auto;padding:28px}
.modal-title{font-size:1.2rem;font-weight:700;margin-bottom:20px;display:flex;align-items:center;justify-content:space-between}
.modal-close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--muted);padding:4px}

/* Image upload */
.upload-area{border:2px dashed var(--border);border-radius:12px;padding:24px;text-align:center;cursor:pointer;transition:all .2s;position:relative;overflow:hidden}
.upload-area:hover{border-color:var(--pc);background:rgba(79,70,229,0.03)}
.upload-area input{position:absolute;inset:0;opacity:0;cursor:pointer}
.upload-preview{width:100%;max-height:200px;object-fit:contain;border-radius:8px;margin-top:12px}

/* Allergen grid */
.allergen-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}
.allergen-check{display:flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--border);border-radius:8px;font-size:0.8rem;cursor:pointer;transition:all .2s}
.allergen-check:has(input:checked){background:rgba(79,70,229,0.1);border-color:var(--pc)}
.allergen-check input{width:16px;height:16px;accent-color:var(--pc)}

/* Tags grid */
.tags-grid{display:flex;flex-wrap:wrap;gap:8px}
.tag-check{padding:6px 14px;border:1px solid var(--border);border-radius:20px;font-size:0.8rem;cursor:pointer;transition:all .2s}
.tag-check:has(input:checked){background:var(--pc);color:#fff;border-color:var(--pc)}
.tag-check input{display:none}

/* Color picker */
.color-picker-wrap{display:flex;align-items:center;gap:10px}
.color-picker-wrap input[type=color]{width:44px;height:36px;border:2px solid var(--border);border-radius:8px;cursor:pointer;padding:2px}

/* QR section */
.qr-section{text-align:center}
.qr-img{max-width:200px;margin:16px auto;border-radius:12px;box-shadow:0 4px 16px rgba(0,0,0,0.08)}
.qr-url{font-size:0.85rem;color:var(--muted);word-break:break-all;margin-bottom:16px}
.qr-templates{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:12px}

/* Auth pages */
.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;background:linear-gradient(135deg,#f0f0ff 0%,#faf5ff 100%)}
.auth-card{background:var(--card);border-radius:20px;padding:40px;max-width:420px;width:100%;box-shadow:0 8px 32px rgba(79,70,229,0.1)}
.auth-brand{text-align:center;margin-bottom:32px}
.auth-brand h1{font-size:1.8rem;font-weight:800}
.auth-brand h1 span:first-child{color:var(--pc)}
.auth-brand h1 span:last-child{color:var(--sc)}
.auth-brand p{color:var(--muted);font-size:0.9rem;margin-top:4px}
.auth-footer{text-align:center;margin-top:20px;font-size:0.85rem;color:var(--muted)}

/* Badge */
.badge{display:inline-block;padding:3px 10px;border-radius:8px;font-size:0.75rem;font-weight:600}
.badge-live{background:#dcfce7;color:#166534}
.badge-draft{background:#fef3c7;color:#92400e}
.badge-count{background:var(--bg);color:var(--muted)}

/* Empty state */
.empty-state{text-align:center;padding:48px 20px;color:var(--muted)}
.empty-icon{font-size:3rem;margin-bottom:12px}

/* Verify code inputs */
.code-inputs{display:flex;gap:8px;justify-content:center;margin:24px 0}
.code-input{width:48px;height:56px;text-align:center;font-size:1.5rem;font-weight:700;border:2px solid var(--border);border-radius:10px;background:var(--card);color:var(--text);outline:none}
.code-input:focus{border-color:var(--pc)}

/* Loading */
.spinner{display:inline-block;width:20px;height:20px;border:2px solid rgba(255,255,255,0.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* Responsive */
@media(max-width:640px){.nav-links{gap:4px}.nav-link{padding:6px 8px;font-size:0.75rem}.page{padding:16px 12px 80px}}