/* Accessibility Styles */

/* Font Scaling */
html[data-accessibility-font-size="active"] {
    font-size: calc(var(--font-size-base) * var(--accessibility-font-scale));
}

/* Dyslexia-Friendly Font */
html[data-accessibility-dyslexia="active"] {
    --font-family-base: 'OpenDyslexic', sans-serif;
}

html[data-accessibility-dyslexia="active"] body {
    font-family: var(--font-family-base) !important;
}

/* Alternative Text Overlay */
html[data-accessibility-alt-text="active"] img::after {
    content: "Alt: " attr(alt);
    display: block;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 10px;
    padding: 2px 4px;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 10;
}

:root[data-accessibility-alt-text="active"] img {
    position: relative;
}

/* Floating Audio Player */
.accessibility-audio-player {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 1.25rem;
    padding: 0.75rem 1.25rem;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    min-width: 320px;
    animation: slide-up-fade 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    transition: all 0.3s ease;
}

html[data-color-scheme="dark"] .accessibility-audio-player {
    background: rgba(23, 23, 23, 0.7);
    border-color: rgba(255, 255, 255, 0.1);
}

.accessibility-audio-player.hidden {
    display: none;
    transform: translate(-50%, 20px);
    opacity: 0;
}

.accessibility-audio-player .player-progress-container {
    position: absolute;
    top: 0;
    left: 1.25rem;
    right: 1.25rem;
    height: 3px;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 3px;
    overflow: hidden;
}

html[data-color-scheme="dark"] .accessibility-audio-player .player-progress-container {
    background: rgba(255, 255, 255, 0.1);
}

.accessibility-audio-player .player-progress {
    height: 100%;
    background: var(--color-primary);
    width: 0%;
    transition: width 0.1s linear;
}

.accessibility-audio-player .control-btn {
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: white;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(var(--color-primary-rgb, 49, 175, 180), 0.3);
}

.accessibility-audio-player .control-btn:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.accessibility-audio-player .player-info {
    flex: 1;
    min-width: 0;
}

.accessibility-audio-player .player-status {
    font-size: 0.65rem;
    font-weight: 800;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.accessibility-audio-player .player-text {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-heading);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: -2px;
}

.accessibility-audio-player .player-actions {
    display: flex;
    align-items: center;
    padding-left: 0.5rem;
    border-left: 1px solid var(--color-outline);
}

.accessibility-audio-player .action-btn {
    color: var(--color-muted);
    padding: 0.5rem;
    border-radius: 0.5rem;
    transition: all 0.2s;
}

.accessibility-audio-player .action-btn:hover {
    background: var(--color-fade);
    color: var(--color-heading);
}

.accessibility-audio-player .control-btn-sm {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.accessibility-audio-player .control-btn-sm:hover {
    color: var(--color-primary);
    background: var(--color-fade);
}

.accessibility-audio-player .settings-menu {
    position: absolute;
    bottom: 100%;
    right: 0;
    margin-bottom: 1rem;
    width: 200px;
    background: var(--color-surface);
    border: 1px solid var(--color-outline);
    border-radius: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    overflow: hidden;
}

.accessibility-audio-player .speed-btn {
    flex: 1;
    padding: 0.4rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 0.5rem;
    border: 1px solid var(--color-outline);
    background: var(--color-surface);
    color: var(--color-text);
    transition: all 0.2s;
}

.accessibility-audio-player .speed-btn.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* Read Page Button */
.read-page-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 0.75rem 1.5rem;
    background: var(--color-primary);
    color: white;
    border-radius: 3rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 0.875rem;
    box-shadow: 0 10px 25px rgba(var(--color-primary-rgb, 49, 175, 180), 0.3);
    z-index: 999;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.read-page-btn:hover {
    transform: translateY(-4px) scale(1.05);
    filter: brightness(1.1);
}

.read-page-btn.hidden {
    transform: translateY(100px);
    opacity: 0;
}

/* Wave Animation Visibility */
.player-wave.hidden {
    display: none;
}
/* Audio Wave Animation */
.player-wave {
    display: flex;
    align-items: center;
    gap: 2px;
    height: 8px;
}

.player-wave span {
    width: 2px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.player-wave span:nth-child(2) { animation-delay: 0.2s; }
.player-wave span:nth-child(3) { animation-delay: 0.4s; }

@keyframes wave {
    0%, 100% { height: 4px; }
    50% { height: 8px; }
}

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

/* Reading Highlight */
.accessibility-reading-highlight {
    background-color: rgba(var(--color-primary-rgb, 49, 175, 180), 0.2);
    border-bottom: 2px solid var(--color-primary);
    border-radius: 2px;
    color: inherit;
    transition: all 0.3s ease;
    padding: 2px 0;
}