*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: var(--krome-font-sans);
    font-size: 14px;
    line-height: 1.5;
    color: var(--krome-text-primary);
    background-color: var(--krome-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--cb-accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
    font-weight: 600;
}

button {
    font-family: inherit;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ── Page container ── */
.cb-page-container {
    max-width: 960px;
    margin: 0 auto;
    padding: var(--cb-spacing-page);
}

/* ── Card system ── */
.cb-card {
    background: var(--krome-surface);
    border: 1px solid var(--krome-border);
    border-radius: var(--cb-radius-xl);
    box-shadow: var(--cb-shadow-card);
    transition: box-shadow var(--cb-transition-smooth), border-color var(--cb-transition-smooth);
}

.cb-card:hover {
    box-shadow: var(--cb-shadow-card-hover);
}

.cb-card-interactive:hover {
    border-color: var(--krome-gray-300);
    box-shadow: var(--cb-shadow-card-hover);
    transform: translateY(-1px);
    transition: all var(--cb-transition-spring);
}

/* ── Badge system ── */
.cb-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.4;
    white-space: nowrap;
}

.cb-badge-success { background: #ECFDF5; color: #065F46; }
.cb-badge-warning { background: #FFFBEB; color: #92400E; }
.cb-badge-danger  { background: #FEF2F2; color: #991B1B; }
.cb-badge-info    { background: #EFF6FF; color: #1E40AF; }
.cb-badge-neutral { background: var(--krome-gray-100); color: var(--krome-text-secondary); }
.cb-badge-accent  { background: rgba(var(--cb-accent-rgb), 0.1); color: var(--cb-accent); }

/* ── Button system ── */
.cb-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--krome-radius-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--cb-transition-smooth);
    text-decoration: none;
    border: none;
    line-height: 1.4;
}

.cb-btn:hover { text-decoration: none; }
.cb-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.cb-btn-accent {
    background: var(--cb-accent);
    color: white;
}

.cb-btn-accent:hover:not(:disabled) {
    background: var(--cb-accent-hover);
    box-shadow: 0 2px 8px rgba(var(--cb-accent-rgb), 0.3);
}

.cb-btn-secondary {
    background: var(--krome-surface);
    color: var(--krome-text-primary);
    border: 1px solid var(--krome-border);
}

.cb-btn-secondary:hover:not(:disabled) {
    background: var(--krome-gray-50);
    border-color: var(--krome-gray-300);
}

.cb-btn-ghost {
    background: transparent;
    color: var(--krome-text-secondary);
    padding: 8px 12px;
}

.cb-btn-ghost:hover:not(:disabled) {
    background: var(--krome-gray-50);
    color: var(--krome-text-primary);
}

.cb-btn-success {
    background: #059669;
    color: white;
}

.cb-btn-success:hover:not(:disabled) {
    background: #047857;
    box-shadow: 0 2px 8px rgba(5, 150, 105, 0.3);
}

.cb-btn-lg {
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--krome-radius-lg);
}

.cb-btn-sm {
    padding: 6px 14px;
    font-size: 13px;
}

/* ── Skeleton loading animation ── */
.cb-skeleton {
    background: linear-gradient(90deg,
        var(--krome-gray-100) 25%,
        var(--krome-gray-50) 37%,
        var(--krome-gray-100) 63%
    );
    background-size: 400% 100%;
    animation: cb-skeleton-pulse 1.4s ease infinite;
    border-radius: var(--krome-radius-sm);
}

.cb-skeleton-text {
    height: 14px;
    margin-bottom: 8px;
}

.cb-skeleton-heading {
    height: 20px;
    width: 60%;
    margin-bottom: 12px;
}

.cb-skeleton-card {
    height: 120px;
    border-radius: var(--cb-radius-xl);
}

@keyframes cb-skeleton-pulse {
    0% { background-position: 100% 50%; }
    100% { background-position: 0 50%; }
}

/* ── Legacy utilities kept for compat ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--krome-radius-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--krome-transition-fast);
    text-decoration: none;
}

.btn-primary {
    background-color: var(--cb-accent);
    color: white;
    border: none;
}

.btn-primary:hover {
    background-color: var(--cb-accent-hover);
}

.btn-secondary {
    background-color: var(--krome-surface);
    color: var(--krome-gray-700);
    border: 1px solid var(--krome-border);
}

.btn-secondary:hover {
    background-color: var(--krome-gray-50);
}

.btn-outline {
    background-color: transparent;
    color: var(--krome-gray-700);
    border: 1px solid var(--krome-border);
}

.btn-outline:hover {
    background-color: var(--krome-gray-50);
}

.btn-link {
    background: none;
    border: none;
    color: var(--cb-accent);
    padding: 0;
    cursor: pointer;
}

.btn-link:hover {
    text-decoration: underline;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Card styles */
.card {
    background: var(--krome-surface);
    border-radius: var(--krome-radius-lg);
    border: 1px solid var(--krome-border);
    overflow: hidden;
}

/* Form elements */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
select,
textarea {
    padding: 8px 12px;
    border: 1px solid var(--krome-border);
    border-radius: var(--krome-radius-sm);
    outline: none;
    transition: border-color var(--krome-transition-fast);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="search"]:focus,
select:focus,
textarea:focus {
    border-color: var(--cb-accent);
}

/* Loading state */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px;
    color: var(--krome-gray-500);
}

.loading::after {
    content: "";
    width: 24px;
    height: 24px;
    border: 2px solid var(--krome-border);
    border-top-color: var(--cb-accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 12px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Auth checking state (shown by AuthorizeRouteView <Authorizing>) */
.loading-auth {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    background: var(--krome-bg);
    z-index: 9998;
}

.loading-auth-spinner {
    position: relative;
    width: 48px;
    height: 48px;
}

.loading-auth-ring {
    position: absolute;
    border-radius: 50%;
    border: 3px solid transparent;
    animation: spin 0.9s linear infinite;
}

.loading-auth-ring:nth-child(1) {
    inset: 0;
    border-top-color: var(--cb-accent);
}

.loading-auth-ring:nth-child(2) {
    inset: 6px;
    border-top-color: #818CF8;
    animation-delay: 0.3s;
}

.loading-auth-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--krome-gray-500);
    letter-spacing: 0.01em;
}

/* 404 Not Found page */
.not-found-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
}

.not-found-content {
    text-align: center;
}

.not-found-content h1 {
    font-size: 72px;
    font-weight: 700;
    color: var(--krome-gray-300);
    line-height: 1;
    margin-bottom: 8px;
}

.not-found-content p {
    font-size: 16px;
    color: var(--krome-gray-500);
    margin: 0 0 24px;
}

.not-found-content a {
    color: var(--cb-accent);
    font-weight: 500;
}

/* Blazor error UI */
#blazor-error-ui {
    background: #fef2f2;
    bottom: 0;
    box-shadow: var(--krome-shadow-sm);
    display: none;
    left: 0;
    padding: 16px;
    position: fixed;
    right: 0;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 16px;
    top: 16px;
}

/* ── Responsive utilities ── */
.cb-hide-mobile { display: initial; }
.cb-show-mobile { display: none; }

@media (max-width: 767px) {
    .cb-hide-mobile { display: none !important; }
    .cb-show-mobile { display: initial !important; }

    .cb-page-container {
        padding: 16px;
    }

    /* Cards full-width on mobile */
    .cb-card, .cb-card-interactive {
        border-radius: 12px;
    }

    /* Stat cards stack vertically */
    .cbd-stats { flex-direction: column; }
    .cbd-stat-card { min-width: unset; }

    /* Order cards full-width */
    .cbd-orders { gap: 12px; }

    /* Quick actions 2-col on mobile */
    .cbd-quick-actions { grid-template-columns: repeat(2, 1fr); gap: 10px; }

    /* Booking wizard single-column */
    .bwiz-equipment-grid { grid-template-columns: 1fr; }
    .bwiz-filter-sidebar { display: none; }
    .bwiz-step-content { padding: 16px; }

    /* Payments horizontal tabs */
    .cpay-tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .cpay-balance-card { padding: 20px; }

    /* Bookings list cards */
    .cbl-table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }

    /* Minimum tap targets */
    .cb-btn-accent, .cb-btn-secondary, .cb-btn-ghost, .cb-btn-success,
    .cb-badge-success, .cb-badge-warning, .cb-badge-danger, .cb-badge-info {
        min-height: 44px;
    }

    /* Bottom tab bar touch feedback */
    .cb-tab-item:active {
        opacity: 0.6;
        transform: scale(0.95);
        transition: all 0.1s;
    }
}