/**
 * Spaxel Dashboard - Command Palette Styles
 *
 * Ctrl+K / Cmd+K universal search and command interface.
 */

/* ===== Command Palette Container ===== */
.command-palette {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: none;
}

.command-palette.visible {
    display: block;
}

.command-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ===== Command Container ===== */
.command-container {
    position: absolute;
    top: 15%;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 600px;
    max-height: 70vh;
    background: var(--command-bg, #1e1e1e);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--command-border, rgba(255, 255, 255, 0.1));
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp 0.2s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, 20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

/* ===== Command Header ===== */
.command-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border-bottom: 1px solid var(--command-border, rgba(255, 255, 255, 0.1));
}

.command-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.command-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--command-text, #eee);
    font-size: 16px;
    font-family: inherit;
    outline: none;
}

.command-input::placeholder {
    color: var(--command-placeholder, #666);
}

.command-hint {
    font-size: 11px;
    color: var(--command-hint, #666);
    white-space: nowrap;
}

/* ===== Command Body ===== */
.command-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    min-height: 200px;
}

.command-body::-webkit-scrollbar {
    width: 8px;
}

.command-body::-webkit-scrollbar-track {
    background: transparent;
}

.command-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

.command-body::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ===== Command Results ===== */
.command-results {
    padding: 8px 0;
}

/* Category Headers */
.command-category-header {
    padding: 8px 16px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--command-header, #666);
    position: sticky;
    top: 0;
    background: var(--command-bg, #1e1e1e);
    z-index: 1;
}

/* Command Items */
.command-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    cursor: pointer;
    transition: background 0.15s ease;
    border-left: 2px solid transparent;
}

.command-item:hover {
    background: var(--command-hover, rgba(255, 255, 255, 0.05));
}

.command-item.selected {
    background: var(--command-selected, rgba(79, 195, 247, 0.15));
    border-left-color: var(--command-accent, #4fc3f7);
}

.command-item-icon {
    font-size: 18px;
    flex-shrink: 0;
    width: 24px;
    text-align: center;
}

.command-item-content {
    flex: 1;
    min-width: 0;
}

.command-item-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--command-text, #eee);
    margin-bottom: 2px;
}

.command-item-description {
    font-size: 12px;
    color: var(--command-description, #888);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.command-item-shortcut {
    font-size: 11px;
    font-family: monospace;
    color: var(--command-shortcut, #666);
    background: var(--command-shortcut-bg, rgba(255, 255, 255, 0.1));
    padding: 2px 6px;
    border-radius: 4px;
    flex-shrink: 0;
}

/* Highlight matches in search results */
.command-item-title mark,
.command-item-description mark {
    background: var(--command-mark-bg, rgba(79, 195, 247, 0.3));
    color: var(--command-mark-text, #4fc3f7);
    padding: 0 2px;
    border-radius: 2px;
}

/* ===== Empty State ===== */
.command-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: var(--command-empty, #666);
}

.empty-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-text {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 4px;
}

.empty-hint {
    font-size: 13px;
    opacity: 0.7;
}

/* ===== Command Footer ===== */
.command-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--command-border, rgba(255, 255, 255, 0.1));
    background: var(--command-footer-bg, rgba(0, 0, 0, 0.3));
}

.footer-hints {
    display: flex;
    gap: 16px;
    font-size: 11px;
    color: var(--command-hint, #666);
}

.hint-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.hint-item kbd {
    background: var(--command-kbd-bg, rgba(255, 255, 255, 0.1));
    border: 1px solid var(--command-kbd-border, rgba(255, 255, 255, 0.2));
    border-radius: 4px;
    padding: 2px 6px;
    font-family: monospace;
    font-size: 10px;
    color: var(--command-kbd, #999);
}

/* ===== Help Modal ===== */
.command-help-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1001;
    display: none;
}

.command-help-modal.visible {
    display: block;
}

.help-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.help-container {
    position: relative;
    background: var(--command-bg, #1e1e1e);
    border-radius: 12px;
    max-width: 600px;
    max-height: 80vh;
    margin: 10vh auto;
    border: 1px solid var(--command-border, rgba(255, 255, 255, 0.1));
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.help-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--command-border, rgba(255, 255, 255, 0.1));
}

.help-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--command-text, #eee);
    margin: 0;
}

.help-close {
    background: transparent;
    border: none;
    color: var(--command-close, #888);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.2s;
}

.help-close:hover {
    color: var(--command-text, #eee);
}

.help-content {
    padding: 20px;
    overflow-y: auto;
    max-height: calc(80vh - 80px);
}

.help-content h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--command-text, #eee);
    margin-top: 20px;
    margin-bottom: 12px;
}

.help-content h3:first-child {
    margin-top: 0;
}

.help-content p {
    font-size: 14px;
    color: var(--command-description, #aaa);
    line-height: 1.6;
    margin-bottom: 12px;
}

.help-content ul {
    margin: 0 0 12px 20px;
    padding: 0;
}

.help-content li {
    font-size: 14px;
    color: var(--command-description, #aaa);
    line-height: 1.6;
    margin-bottom: 6px;
}

.help-content strong {
    color: var(--command-text, #eee);
}

.help-content kbd {
    background: var(--command-kbd-bg, rgba(255, 255, 255, 0.1));
    border: 1px solid var(--command-kbd-border, rgba(255, 255, 255, 0.2));
    border-radius: 4px;
    padding: 2px 6px;
    font-family: monospace;
    font-size: 12px;
    color: var(--command-kbd, #999);
}

/* ===== Responsive Design ===== */
@media (max-width: 600px) {
    .command-container {
        width: 95%;
        top: 10%;
        max-height: 75vh;
    }

    .command-item {
        padding: 12px 16px;
    }

    .footer-hints {
        flex-wrap: wrap;
        gap: 12px;
    }

    .help-container {
        margin: 5vh auto;
        max-height: 85vh;
    }
}

/* ===== Accessibility ===== */
.command-item:focus-visible {
    outline: 2px solid var(--command-accent, #4fc3f7);
    outline-offset: -2px;
}

.command-input:focus-visible {
    outline: none;
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
    .command-palette * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== Keyboard Shortcut Hint ===== */
.command-shortcut-hint {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: rgba(30, 30, 30, 0.95);
    border: 1px solid rgba(79, 195, 247, 0.4);
    border-radius: 8px;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.command-shortcut-hint.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.hint-text {
    font-size: 13px;
    color: #ccc;
    display: flex;
    align-items: center;
    gap: 4px;
}

.hint-text kbd {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    padding: 2px 6px;
    font-family: monospace;
    font-size: 11px;
    color: #4fc3f7;
}

.hint-dismiss {
    background: none;
    border: none;
    color: #888;
    font-size: 18px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.2s;
}

.hint-dismiss:hover {
    color: #ccc;
}

/* ===== Dark/Light Mode Support ===== */
@media (prefers-color-scheme: light) {
    .command-palette {
        --command-bg: #ffffff;
        --command-text: #1d1d1f;
        --command-border: rgba(0, 0, 0, 0.1);
        --command-hover: rgba(0, 0, 0, 0.05);
        --command-selected: rgba(0, 122, 255, 0.1);
        --command-accent: #007aff;
        --command-placeholder: #999;
        --command-description: #666;
        --command-header: #999;
        --command-hint: #666;
        --command-empty: #999;
        --command-shortcut: #666;
        --command-shortcut-bg: rgba(0, 0, 0, 0.05);
        --command-kbd-bg: rgba(0, 0, 0, 0.05);
        --command-kbd-border: rgba(0, 0, 0, 0.1);
        --command-kbd: #666;
        --command-mark-bg: rgba(0, 122, 255, 0.2);
        --command-mark-text: #007aff;
        --command-footer-bg: rgba(0, 0, 0, 0.03);
        --command-close: #999;
    }
}