*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: #f5f6fa; color: #1a1a2e; font-size: 15px; }

/* Navbar */
.navbar { background: #1a1a2e; padding: 0 2rem; height: 60px; display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 100; }
.nav-brand { display: flex; align-items: center; gap: 0.5rem; color: #fff; font-size: 1rem; font-weight: 600; }
.brand-icon { font-size: 1.4rem; color: #e94560; }
.brand-sub { font-size: 0.75rem; color: rgba(255,255,255,0.4); margin-left: 0.25rem; }
.nav-links { display: flex; align-items: center; gap: 1rem; }
.nav-links a { color: rgba(255,255,255,0.7); text-decoration: none; font-size: 0.875rem; }
.nav-links a:hover { color: #fff; }

/* Buttons */
.btn-primary { background: #e94560; color: #fff !important; padding: 0.5rem 1.1rem; border-radius: 8px; text-decoration: none; font-size: 0.875rem; font-weight: 500; border: none; cursor: pointer; display: inline-block; }
.btn-primary:hover { background: #c73652; }
.btn-secondary { background: transparent; color: #1a1a2e; padding: 0.5rem 1.1rem; border-radius: 8px; text-decoration: none; font-size: 0.875rem; font-weight: 500; border: 1.5px solid #ddd; cursor: pointer; display: inline-block; }
.btn-secondary:hover { background: #f0f0f0; }
.btn-logout { color: rgba(255,255,255,0.5) !important; font-size: 0.8rem; }
.btn-full { width: 100%; padding: 0.8rem; background: #e94560; color: #fff; border: none; border-radius: 10px; font-size: 1rem; font-weight: 500; cursor: pointer; }
.btn-full:hover { background: #c73652; }
.btn-lg { padding: 0.75rem 2rem; font-size: 1rem; }
.btn-sm { padding: 0.3rem 0.7rem; border-radius: 6px; border: 1px solid #ddd; background: #fff; color: #333; font-size: 0.8rem; cursor: pointer; text-decoration: none; display: inline-block; }
.btn-sm:hover { background: #f5f5f5; }
.btn-danger { border-color: #e94560; color: #e94560; }
.btn-danger:hover { background: #fff0f3; }
.btn-download { display: inline-block; padding: 0.6rem 1.2rem; background: #f5f6fa; border: 1px solid #ddd; border-radius: 8px; color: #333; text-decoration: none; font-size: 0.875rem; }
.btn-download:hover { background: #eee; }

/* Layout */
.container { max-width: 1100px; margin: 0 auto; padding: 2rem 1.5rem; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 2rem; flex-wrap: wrap; gap: 1rem; }
.page-header h1 { font-size: 1.5rem; font-weight: 600; }
.header-actions { display: flex; gap: 0.75rem; align-items: center; }
.count-badge { background: #e94560; color: #fff; border-radius: 20px; padding: 0.2rem 0.8rem; font-size: 0.8rem; font-weight: 600; }

/* Login */
.login-page { background: #1a1a2e; min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-card { background: #fff; border-radius: 16px; padding: 2.5rem; width: 100%; max-width: 400px; }
.login-logo { font-size: 3rem; color: #e94560; text-align: center; margin-bottom: 0.5rem; }
.login-card h1 { text-align: center; font-size: 1.4rem; margin-bottom: 0.25rem; }
.login-sub { text-align: center; color: #888; font-size: 0.875rem; margin-bottom: 2rem; }

/* Forms */
.create-form { max-width: 780px; }
.form-section { background: #fff; border-radius: 14px; padding: 1.5rem; margin-bottom: 1.25rem; border: 1px solid #eee; }
.form-section h2 { font-size: 1rem; font-weight: 600; margin-bottom: 1.25rem; color: #1a1a2e; }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.8rem; font-weight: 500; color: #555; margin-bottom: 0.4rem; text-transform: uppercase; letter-spacing: 0.04em; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 0.65rem 0.9rem; border: 1.5px solid #ddd; border-radius: 8px; font-size: 0.9rem; color: #1a1a2e; background: #fafafa; transition: border-color 0.2s; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: #e94560; background: #fff; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-hint { font-size: 0.78rem; color: #888; margin-top: 0.4rem; }
.form-actions { display: flex; gap: 1rem; align-items: center; margin-top: 1.5rem; }

/* Type selector */
.type-selector { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; }
.type-option { display: flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1rem; border: 1.5px solid #ddd; border-radius: 10px; cursor: pointer; font-size: 0.875rem; transition: all 0.2s; }
.type-option:hover { border-color: #e94560; background: #fff0f3; }
.type-option input { accent-color: #e94560; }

/* Color inputs */
.color-input-wrap { display: flex; align-items: center; gap: 0.75rem; }
.color-input-wrap input[type="color"] { width: 44px; height: 38px; border: 1.5px solid #ddd; border-radius: 8px; padding: 2px; cursor: pointer; background: none; }
.color-input-wrap input[type="text"] { flex: 1; }

/* QR Grid */
.qr-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.25rem; }
.qr-card { background: #fff; border-radius: 14px; padding: 1.25rem; border: 1px solid #eee; }
.qr-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.75rem; }
.qr-card-label { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.3rem; }
.qr-card-slug { font-size: 0.72rem; color: #888; margin-bottom: 0.3rem; word-break: break-all; }
.qr-card-date { font-size: 0.75rem; color: #aaa; margin-bottom: 1rem; }
.qr-card-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.scan-count { font-size: 0.78rem; color: #888; }

/* Type badges */
.type-badge { padding: 0.2rem 0.6rem; border-radius: 20px; font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.type-url { background: #e8f4fd; color: #1a6fb5; }
.type-vcard { background: #e8fdf0; color: #0f7a3e; }
.type-pdf { background: #fff0e8; color: #c04a0d; }
.type-bizcard { background: #f3e8ff; color: #6b1eb0; }
.type-wifi { background: #e8f8ff; color: #0a7a9e; }
.type-text { background: #f5f5f5; color: #555; }

/* View page */
.view-layout { display: grid; grid-template-columns: 320px 1fr; gap: 1.5rem; align-items: start; }
.qr-preview-card { background: #fff; border-radius: 14px; padding: 1.5rem; border: 1px solid #eee; text-align: center; }
.qr-image-wrap { padding: 1rem; border-radius: 10px; margin-bottom: 1rem; display: inline-block; }
.qr-image-wrap svg { display: block; width: 200px; height: 200px; }
.qr-preview-info { margin-bottom: 1rem; }
.scan-big { font-size: 1.4rem; font-weight: 700; color: #e94560; }
.slug-url { font-size: 0.75rem; color: #888; margin-top: 0.3rem; word-break: break-all; }
.download-buttons { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
.qr-details-card { background: #fff; border-radius: 14px; padding: 1.5rem; border: 1px solid #eee; }
.qr-details-card h2 { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; }
.details-table { width: 100%; border-collapse: collapse; }
.details-table td { padding: 0.6rem 0; border-bottom: 1px solid #f5f5f5; font-size: 0.875rem; vertical-align: middle; }
.details-table td:first-child { color: #888; width: 120px; }
.color-dot { display: inline-block; width: 16px; height: 16px; border-radius: 4px; vertical-align: middle; margin-right: 6px; }
.payload-box { background: #f5f6fa; border-radius: 8px; padding: 0.75rem 1rem; font-size: 0.85rem; word-break: break-all; color: #555; margin-top: 0.5rem; }

/* Stats */
.stats-summary { display: grid; grid-template-columns: repeat(2, 200px); gap: 1rem; margin-bottom: 2rem; }
.stat-card { background: #fff; border-radius: 12px; padding: 1.25rem; border: 1px solid #eee; }
.stat-label { font-size: 0.78rem; color: #888; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.5rem; }
.stat-value { font-size: 2rem; font-weight: 700; color: #e94560; }
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 12px; overflow: hidden; border: 1px solid #eee; }
.data-table th { background: #f5f6fa; padding: 0.75rem 1rem; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; color: #888; text-align: left; }
.data-table td { padding: 0.7rem 1rem; font-size: 0.85rem; border-bottom: 1px solid #f5f5f5; }
.ua-cell { font-size: 0.78rem; color: #888; max-width: 300px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Misc */
.alert { padding: 0.75rem 1rem; border-radius: 8px; margin-bottom: 1rem; font-size: 0.875rem; }
.alert-error { background: #fff0f3; border: 1px solid #f5c6cb; color: #c0392b; }
.empty-state { text-align: center; padding: 4rem 2rem; color: #888; }
.empty-state p { margin-bottom: 1rem; }
code { background: #f5f6fa; padding: 0.15rem 0.4rem; border-radius: 4px; font-size: 0.85rem; word-break: break-all; }

@media (max-width: 700px) {
  .view-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .type-selector { grid-template-columns: 1fr 1fr; }
  .container { padding: 1rem; }
}