/* Glass Components - reusable CSS classes implementing Apple Liquid Glass.
 * Shared by extension popup and embedded srcdoc picker.
 */

/* === Base reset === */
html,
body {
    margin: 0;
    padding: 0;
    min-height: 100%;
    font-family: var(--ds-font);
    font-size: var(--ds-font-body);
    -webkit-text-size-adjust: 100%;
}

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

body {
    color: var(--ds-text-primary);
}

:root {
    --site-blue: var(--ds-accent);
    --site-blue-light: var(--ds-info);
    --site-green: var(--ds-success);
    --site-orange: var(--ds-warning);
    --site-red: var(--ds-danger);
    --site-purple: #AF52DE;
    --site-bg: var(--ds-bg);
    --site-surface: var(--ds-surface);
    --site-surface-secondary: var(--ds-surface-secondary);
    --site-text: var(--ds-text-primary);
    --site-text-secondary: var(--ds-text-secondary);
    --site-border: var(--ds-border);
    --site-radius-sm: var(--ds-radius-sm);
    --site-radius-md: var(--ds-radius-md);
    --site-radius-lg: var(--ds-radius-lg);
    --site-radius-pill: var(--ds-radius-pill);
    --site-shadow: var(--ds-shadow-sm);
    --site-shadow-lg: var(--ds-shadow-lg);
    --site-glass-blur: var(--ds-glass-blur);
    --site-glass-bg: var(--ds-glass-bg);
    --site-glass-bg-pressed: var(--ds-glass-bg-pressed);
    --site-glass-bg-prominent: var(--ds-accent-fill);
    --site-glass-border: var(--ds-glass-border);
    --site-glass-shadow: var(--ds-shadow-md), var(--ds-glass-inset-shadow);
    --site-glass-saturate: saturate(var(--ds-glass-saturate));
    --site-touch-target: var(--ds-touch-target);
    --site-ease-standard: var(--ds-ease-standard);
    --site-ease-emphasized: var(--ds-ease-emphasized);
}

button,
input,
select,
textarea {
    font: inherit;
}

/* === Liquid Glass Surface === */
.ds-glass {
    position: relative;
    background: var(--ds-glass-bg);
    -webkit-backdrop-filter: blur(var(--ds-glass-blur)) saturate(var(--ds-glass-saturate));
    backdrop-filter: blur(var(--ds-glass-blur)) saturate(var(--ds-glass-saturate));
    border: 1px solid var(--ds-glass-border);
    box-shadow: var(--ds-shadow-md), var(--ds-glass-inset-shadow);
}

.ds-glass::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(ellipse at 50% 30%, rgba(255, 255, 255, 0.12) 0%, transparent 70%);
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.1);
    pointer-events: none;
}

.ds-glass::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(
        var(--ds-glass-specular-angle, 135deg),
        var(--ds-glass-specular-start) 0%,
        rgba(255, 255, 255, 0.05) 50%,
        transparent 100%
    );
    pointer-events: none;
}

.ds-glass-card {
    border-radius: var(--ds-radius-md);
}

.ds-surface-card {
    background: var(--ds-surface);
    border: 1px solid var(--ds-separator);
    border-radius: var(--ds-radius-lg);
    box-shadow: 0 8px 32px var(--ds-shadow-color);
}

/* === Buttons === */
.ds-btn {
    appearance: none;
    min-height: var(--ds-touch-target);
    padding: 0 var(--ds-space-md);
    border: 1px solid transparent;
    border-radius: var(--ds-radius-md);
    font-family: var(--ds-font);
    font-size: var(--ds-font-body);
    font-weight: 600;
    line-height: 1;
    cursor: pointer;
    transition:
        background var(--ds-duration-fast) ease,
        border-color var(--ds-duration-fast) ease,
        opacity var(--ds-duration-fast) ease,
        transform var(--ds-duration-fast) ease,
        box-shadow var(--ds-duration-fast) ease;
    -webkit-tap-highlight-color: transparent;
}

.ds-btn:disabled {
    opacity: 0.45;
    cursor: default;
}

.ds-btn:active:not(:disabled) {
    transform: scale(0.98);
}

.ds-btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
    outline: 2px solid var(--ds-accent);
    outline-offset: 2px;
}

.ds-btn-pill {
    border-radius: var(--ds-radius-pill);
}

.ds-btn-primary {
    color: var(--ds-accent);
    background: var(--ds-accent-fill);
    border-color: var(--ds-accent-border);
    box-shadow: var(--ds-shadow-md);
}

.ds-btn-primary:active:not(:disabled) {
    background: var(--ds-accent-fill-pressed);
}

.ds-btn-danger {
    color: var(--ds-danger);
    background: var(--ds-danger-fill);
    border-color: var(--ds-danger-border);
    box-shadow: var(--ds-shadow-md);
}

.ds-btn-danger:active:not(:disabled) {
    background: var(--ds-danger-fill-pressed);
}

.ds-btn-glass {
    position: relative;
    background: var(--ds-glass-bg);
    -webkit-backdrop-filter: blur(var(--ds-glass-blur)) saturate(var(--ds-glass-saturate));
    backdrop-filter: blur(var(--ds-glass-blur)) saturate(var(--ds-glass-saturate));
    border-color: var(--ds-glass-border);
    color: var(--ds-accent);
    box-shadow: var(--ds-shadow-md);
}

.ds-btn-glass:active:not(:disabled) {
    background: var(--ds-glass-bg-pressed);
}

/* === Status Badge === */
.ds-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--ds-space-xs);
    padding: 4px 10px;
    border-radius: var(--ds-radius-pill);
    font-size: 12px;
    font-weight: 600;
    font-family: var(--ds-font);
}

.ds-badge-success {
    background: var(--ds-surface);
    border: 1px solid var(--ds-success);
    color: var(--ds-success);
}

.ds-badge-warning {
    background: var(--ds-surface);
    border: 1px solid var(--ds-warning);
    color: var(--ds-warning);
}

.ds-badge-danger {
    background: var(--ds-surface);
    border: 1px solid var(--ds-danger);
    color: var(--ds-danger);
}

/* === Motion === */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation: none !important;
        transition-duration: 0.01ms !important;
        transition-delay: 0ms !important;
        scroll-behavior: auto !important;
    }

    .ds-btn:active:not(:disabled) {
        transform: none;
    }
}