/**
 * WP Mini Bar - Core Styles
 *
 * Dynamic Island-inspired mini bar for WordPress
 */

/* CSS Variables (can be overridden by themes) */
:root {
    /* Dimensions */
    --minibar-height: 40px;
    --minibar-progress-height: 2px;

    /* Colors - Light Mode */
    --minibar-bg: rgba(255, 255, 255, 0.95);
    --minibar-text: #333;
    --minibar-progress-color: var(--accent-color, #0073aa);
    --minibar-border-color: rgba(0, 0, 0, 0.08);

    /* Effects */
    --minibar-blur: 10px;
    --minibar-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --minibar-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Variables */
@media (prefers-color-scheme: dark) {
    :root {
        --minibar-bg: rgba(30, 30, 30, 0.95);
        --minibar-text: #eee;
        --minibar-border-color: rgba(255, 255, 255, 0.1);
        --minibar-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }
}

/* Body dark class override */
body.dark {
    --minibar-bg: rgba(30, 30, 30, 0.95);
    --minibar-text: #eee;
    --minibar-border-color: rgba(255, 255, 255, 0.1);
    --minibar-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* ==========================================================================
   Main Container
   ========================================================================== */

.mini-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--minibar-height);
    z-index: 9999;

    /* Hidden by default */
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition:
        transform var(--minibar-transition),
        opacity var(--minibar-transition),
        visibility var(--minibar-transition);

    /* Appearance */
    background: var(--minibar-bg);
    color: var(--minibar-text);
    backdrop-filter: blur(var(--minibar-blur));
    -webkit-backdrop-filter: blur(var(--minibar-blur));
    box-shadow: var(--minibar-shadow);
    border-bottom: 1px solid var(--minibar-border-color);
}

/* Visible state */
.mini-bar.visible {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

/* Mode variations */
.mini-bar--hidden {
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
}

.mini-bar--mini.visible,
.mini-bar--full.visible,
.mini-bar--expanded.visible {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

/* ==========================================================================
   Progress Layer
   ========================================================================== */

.mini-bar__layer--progress {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: var(--minibar-progress-height);
    z-index: 1;
}

.mini-bar__progress {
    height: 100%;
    background: var(--minibar-progress-color);
    transition: width 0.1s linear;
    will-change: width;
}

/* ==========================================================================
   Content Layout
   ========================================================================== */

.mini-bar__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 1rem;
    padding-top: var(--minibar-progress-height);
    box-sizing: border-box;
}

/* Three-column layout */
.mini-bar__left {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.mini-bar__center {
    flex: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 0;
}

.mini-bar__right {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-shrink: 0;
}

/* Slots */
.mini-bar__slot {
    display: flex;
    align-items: center;
}

/* ==========================================================================
   Title Module
   ========================================================================== */

.minibar-title {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 0.875rem;
    font-weight: 500;
    max-width: 100%;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.minibar-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.375rem;
    border: none;
    background: transparent;
    color: var(--minibar-text);
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s, background-color 0.2s;
    border-radius: 4px;
    font-size: 1rem;
    line-height: 1;
}

.minibar-btn:hover {
    opacity: 1;
    background-color: rgba(0, 0, 0, 0.05);
}

.minibar-btn:active {
    background-color: rgba(0, 0, 0, 0.1);
}

/* Dark mode button hover */
@media (prefers-color-scheme: dark) {
    .minibar-btn:hover {
        background-color: rgba(255, 255, 255, 0.1);
    }

    .minibar-btn:active {
        background-color: rgba(255, 255, 255, 0.15);
    }
}

body.dark .minibar-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

body.dark .minibar-btn:active {
    background-color: rgba(255, 255, 255, 0.15);
}

/* Button with text */
.minibar-btn--text {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
    gap: 0.375rem;
}

/* SVG icons in buttons */
.minibar-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* ==========================================================================
   Music Module
   ========================================================================== */

.minibar-music {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    max-width: 100%;
    overflow: hidden;
}

.minibar-music .icon {
    flex-shrink: 0;
}

.minibar-music .title {
    font-weight: 500;
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.minibar-music .lyric {
    opacity: 0.7;
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.8125rem;
}

/* ==========================================================================
   AI Module
   ========================================================================== */

.minibar-ai {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.minibar-ai .icon {
    flex-shrink: 0;
}

.minibar-ai .marquee {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.8125rem;
}

/* AI thinking animation */
.minibar-ai.thinking .icon {
    animation: minibar-pulse 1.5s ease-in-out infinite;
}

@keyframes minibar-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* AI loading state */
.minibar-ai.loading .icon {
    animation: minibar-sparkle 1s ease-in-out infinite;
}

@keyframes minibar-sparkle {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* ==========================================================================
   Expanded State
   ========================================================================== */

.mini-bar--expanded {
    height: auto;
    min-height: var(--minibar-height);
}

.mini-bar--expanded .mini-bar__content {
    flex-wrap: wrap;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 768px) {
    :root {
        --minibar-height: 44px;
    }

    .mini-bar__content {
        padding: 0 0.75rem;
    }

    .minibar-title {
        font-size: 0.8125rem;
        max-width: 150px;
    }

    .minibar-music .lyric,
    .minibar-ai .marquee {
        display: none;
    }

    .mini-bar__center {
        flex: 1;
    }
}

@media (max-width: 480px) {
    .mini-bar__center {
        display: none;
    }

    .minibar-title {
        max-width: 120px;
    }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

/* Focus styles */
.minibar-btn:focus {
    outline: 2px solid var(--minibar-progress-color);
    outline-offset: 2px;
}

.minibar-btn:focus:not(:focus-visible) {
    outline: none;
}

.minibar-btn:focus-visible {
    outline: 2px solid var(--minibar-progress-color);
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .mini-bar,
    .mini-bar__progress,
    .minibar-btn {
        transition-duration: 0.01ms !important;
    }

    .minibar-ai.thinking .icon,
    .minibar-ai.loading .icon {
        animation: none;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .mini-bar {
        display: none !important;
    }
}

/* ==========================================================================
   Agent Fox Split Layout Integration
   ========================================================================== */

/* When split layout is active, don't cover the AI panel */
.split-layout-wrapper:not(.split-layout-collapsed) ~ #mini-bar,
body:has(.split-layout-wrapper:not(.split-layout-collapsed)) #mini-bar {
    right: calc(var(--split-panel-width, 420px) + var(--split-divider-width, 6px));
}

/* Smooth transition when panel opens/closes */
.mini-bar {
    transition:
        transform var(--minibar-transition),
        opacity var(--minibar-transition),
        visibility var(--minibar-transition),
        right var(--minibar-transition);
}