/*
 * Command palette (⌘K / Ctrl+K)
 * Tokens from /style/main.css.
 */

.cmdp {
    --cmdp-origin-x: 50vw;
    --cmdp-origin-y: 50vh;
    --cmdp-radius: 150vmax;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal, 200);
    display: grid;
    place-items: center;
    padding: var(--space-md);
    pointer-events: none;
    background: color-mix(in srgb, var(--bg-base) 55%, transparent);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    clip-path: circle(0px at var(--cmdp-origin-x) var(--cmdp-origin-y));
    transition: clip-path 480ms linear;
}

.cmdp.is-open {
    clip-path: circle(var(--cmdp-radius) at var(--cmdp-origin-x) var(--cmdp-origin-y));
    transition: clip-path 720ms linear;
}

.cmdp[hidden] { display: none; }

.cmdp__backdrop {
    display: none;
}

.cmdp__dialog {
    position: relative;
    width: min(640px, 100%);
    max-height: min(560px, calc(100vh - var(--space-2xl)));
    display: flex;
    flex-direction: column;
    background: var(--bg-elevated);
    border: var(--border-thin) solid var(--border-default);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    pointer-events: auto;
}

@media (prefers-reduced-motion: reduce) {
    .cmdp {
        clip-path: none;
        opacity: 0;
        transition: opacity var(--transition-base);
    }
    .cmdp.is-open { opacity: 1; }
}

/* Header */
.cmdp__header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-md);
    border-bottom: var(--border-thin) solid var(--border-default);
    flex-shrink: 0;
}

.cmdp__searchicon {
    color: var(--text-muted);
    font-size: 20px;
    flex-shrink: 0;
}

.cmdp__input {
    flex: 1;
    appearance: none;
    background: transparent;
    border: 0;
    padding: 4px 0;
    font-family: var(--font-body);
    font-size: var(--text-lg);
    color: var(--text-primary);
    outline: none;
    min-width: 0;
}

.cmdp__input::placeholder {
    color: var(--text-disabled);
}

.cmdp__shortcut {
    flex-shrink: 0;
    padding: 2px 8px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    background: var(--bg-secondary);
    border: var(--border-thin) solid var(--border-default);
    border-radius: var(--radius-xs);
}

/* Results */
.cmdp__results {
    flex: 1;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: var(--space-sm) 0;
    scrollbar-width: thin;
    scrollbar-color: var(--border-hover) transparent;
}

.cmdp__results::-webkit-scrollbar { width: 8px; }
.cmdp__results::-webkit-scrollbar-thumb { background: var(--border-hover); border-radius: 4px; }
.cmdp__results::-webkit-scrollbar-track { background: transparent; }

.cmdp__group {
    margin-top: var(--space-sm);
}

.cmdp__group:first-child { margin-top: 0; }

.cmdp__grouplabel {
    padding: 6px var(--space-md) 4px;
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

.cmdp__item {
    display: grid;
    grid-template-columns: 24px 1fr auto;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px var(--space-md);
    cursor: pointer;
    border: 0;
    background: transparent;
    width: 100%;
    text-align: left;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    text-decoration: none;
    transition: background var(--transition-fast);
    border-left: 2px solid transparent;
}

.cmdp__item[aria-selected="true"] {
    background: var(--bg-secondary);
    border-left-color: var(--accent-blue);
}

.cmdp__item-icon {
    display: grid;
    place-items: center;
    width: 24px;
    height: 24px;
    color: var(--text-muted);
    font-size: 16px;
}

.cmdp__item[aria-selected="true"] .cmdp__item-icon {
    color: var(--text-primary);
}

.cmdp__item-text {
    min-width: 0;
    overflow: hidden;
}

.cmdp__item-label {
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cmdp__item-hint {
    font-size: var(--text-xs);
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-top: 2px;
}

/* Highlight matched chars in label */
.cmdp__match {
    color: var(--accent-blue);
    font-weight: 600;
}

[data-theme="light"] .cmdp__match { color: var(--accent-purple); }

.cmdp__item-meta {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-disabled);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    flex-shrink: 0;
}

.cmdp__empty {
    padding: var(--space-2xl) var(--space-md);
    text-align: center;
    color: var(--text-muted);
}

.cmdp__empty-title {
    font-family: var(--font-display);
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0 0 4px;
}

.cmdp__empty-hint {
    font-size: var(--text-xs);
    color: var(--text-disabled);
    margin: 0;
}

.cmdp__loading {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-xs);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.cmdp__loading i {
    animation: cmdp-spin 1s linear infinite;
}

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

/* Footer */
.cmdp__footer {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 8px var(--space-md);
    border-top: var(--border-thin) solid var(--border-default);
    background: var(--bg-secondary);
    flex-shrink: 0;
    overflow-x: auto;
    scrollbar-width: none;
}

.cmdp__footer::-webkit-scrollbar { display: none; }

.cmdp__hint {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
}

.cmdp__hint kbd {
    font-family: var(--font-mono);
    font-size: 10px;
    padding: 1px 5px;
    border-radius: var(--radius-xs);
    background: var(--bg-tertiary);
    border: var(--border-thin) solid var(--border-default);
    color: var(--text-secondary);
}

.cmdp__brand {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-disabled);
    text-transform: lowercase;
    letter-spacing: 0.08em;
    flex-shrink: 0;
}

/* Header trigger button (sits next to theme toggle) */
.nav-cmdp {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 32px;
    padding: 0 8px 0 8px;
    background: transparent;
    border: var(--border-thin) solid var(--border-default);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-body);
}

.nav-cmdp:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.nav-cmdp i { font-size: 16px; }

.nav-cmdp-kbd {
    font-family: var(--font-mono);
    font-size: 10px;
    padding: 1px 5px;
    border-radius: var(--radius-xs);
    background: var(--bg-tertiary);
    color: var(--text-muted);
    border: var(--border-thin) solid var(--border-default);
    line-height: 1;
}

@media (max-width: 720px) {
    .nav-cmdp-kbd { display: none; }
    .nav-cmdp { padding: 0; width: 32px; justify-content: center; }
}

/* Visually hidden helper if not in main.css */
.visually-hidden {
    position: absolute;
    width: 1px; height: 1px;
    margin: -1px; padding: 0;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}

/* Mobile */
@media (max-width: 640px) {
    .cmdp {
        padding: var(--space-md);
        align-items: stretch;
    }
    .cmdp__dialog {
        max-height: calc(100vh - var(--space-2xl));
    }
    .cmdp__input { font-size: var(--text-base); }
}

@media (prefers-reduced-motion: reduce) {
    .cmdp__backdrop,
    .cmdp__dialog {
        transition: opacity 150ms linear;
        transform: none !important;
    }
}