:root {
    /* Premium Dark Theme Variables */
    --bg-primary: #0a0a0c;
    --bg-secondary: #121217;
    --bg-glass: rgba(18, 18, 23, 0.7);
    --border-glass: rgba(255, 255, 255, 0.08);
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b0;
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.4);
    --accent-hover: #818cf8;
    --error: #ef4444;
    
    /* Typography */
    --font-ui: 'Outfit', sans-serif;
    --font-serif: 'Lora', serif;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.8);
    --border-glass: rgba(0, 0, 0, 0.05);
    --text-primary: #0f172a;
    --text-secondary: #64748b;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-ui);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

/* SPA View Logic */
.view {
    display: none;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.view.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* Dashboard Header */
.glass-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-glass);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--accent);
    font-weight: 400;
}

.theme-toggle {
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--border-glass);
}

/* Hero Section */
.hero-section {
    padding: 6rem 5% 4rem;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.gradient-text {
    background: linear-gradient(135deg, #a855f7, #6366f1, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-weight: 300;
}

body.authed .hero-title,
body.authed .hero-subtitle {
    display: none;
}

body.authed .hero-section {
    padding-top: 2.5rem;
    padding-bottom: 2rem;
}

/* Form */
.parse-form {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.input-group {
    display: flex;
    width: 100%;
    max-width: 600px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 999px;
    padding: 0.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.input-group:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

#url-input {
    flex: 1;
    background: transparent;
    border: none;
    padding: 0 1.5rem;
    font-size: 1rem;
    color: var(--text-primary);
    outline: none;
    font-family: inherit;
}

#submit-btn {
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 140px;
}

#submit-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--accent-glow);
}

#submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.error-msg {
    color: var(--error);
    font-size: 0.9rem;
    min-height: 1.2rem;
}

/* Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

.spinner.large {
    width: 40px;
    height: 40px;
    border-color: var(--border-glass);
    border-top-color: var(--accent);
}

.hidden { display: none !important; }

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

/* Library Section */
.library-section {
    padding: 2rem 5% 6rem;
    max-width: 1200px;
    margin: 0 auto;
}

.library-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.search-box {
    position: relative;
    width: 100%;
    max-width: 300px;
}

#search-input {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    padding: 0.6rem 1rem 0.6rem 2.5rem;
    color: var(--text-primary);
    outline: none;
    transition: var(--transition);
}

#search-input:focus {
    border-color: var(--accent);
}

.search-icon {
    position: absolute;
    left: 0.8rem;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.5;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

/* Article Cards */
.article-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 180px;
}

.article-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
}

.card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.85rem;
}

.card-btn {
    background: transparent;
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    font-family: var(--font-ui);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    cursor: pointer;
    transition: var(--transition);
}

.card-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent);
}

.card-unsub:hover,
.card-delete:hover {
    color: var(--error);
    border-color: var(--error);
}

.card-btn:disabled {
    opacity: 0.5;
    cursor: default;
}

/* Library filter toggle (Active / Archived) */
.library-tools {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-toggle {
    display: inline-flex;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 999px;
    padding: 0.2rem;
}

.filter-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-ui);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.4rem 1rem;
    border-radius: 999px;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn.active {
    background: var(--accent);
    color: #fff;
}

/* Destructive reader action */
.btn-danger:hover {
    color: var(--error);
}

/* Skeletons */
.skeleton-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    height: 180px;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 0.6; }
    50% { opacity: 0.3; }
    100% { opacity: 0.6; }
}

/* Reader View */
.reader-nav {
    position: sticky;
    top: 0;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-glass);
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: var(--transition);
}

.icon-btn:hover {
    background: var(--border-glass);
}

.reader-controls {
    display: flex;
    gap: 0.5rem;
}

.font-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-glass);
}

.reader-content {
    max-width: 720px;
    margin: 3rem auto 6rem;
    padding: 0 5%;
    font-size: 1.15rem;
    transition: font-size 0.3s ease;
}

.reader-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 50vh;
    color: var(--text-secondary);
    gap: 1rem;
}

/* Reader Content Styling */
.reader-content h1 {
    font-size: 2.5em;
    line-height: 1.2;
    margin-bottom: 0.5em;
    letter-spacing: -0.5px;
}

.reader-content h2 { font-size: 1.8em; margin-top: 1.5em; margin-bottom: 0.5em; }
.reader-content h3 { font-size: 1.4em; margin-top: 1.2em; margin-bottom: 0.5em; }

.reader-content p {
    margin-bottom: 1.2em;
    color: var(--text-secondary);
}

[data-theme="light"] .reader-content p {
    color: #334155;
}

.reader-content img, 
.reader-content figure {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 2rem 0;
    display: block;
}

.reader-content blockquote {
    border-left: 4px solid var(--accent);
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    color: var(--text-secondary);
}

.reader-content a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.reader-content a:hover {
    border-bottom-color: var(--accent);
}

.reader-content pre {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    overflow-x: auto;
    border: 1px solid var(--border-glass);
    margin: 1.5rem 0;
    font-size: 0.9em;
}

/* Action links recovered from emails (confirm/verify buttons Readability drops) */
.reader-content .details-collapsible {
    margin: 1.5rem 0;
    padding: 1rem;
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    background: var(--bg-secondary);
}

.reader-content .details-collapsible > summary {
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9em;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    outline: none;
    list-style: none; /* Hide default arrow in some browsers */
}

.reader-content .details-collapsible > summary::-webkit-details-marker {
    display: none; /* Hide default arrow in webkit */
}

.reader-content .details-collapsible > summary::before {
    content: "▶";
    display: inline-block;
    margin-right: 0.5rem;
    font-size: 0.8em;
    transition: transform 0.2s ease;
}

.reader-content .details-collapsible[open] > summary::before {
    transform: rotate(90deg);
}

.reader-content .summary-details {
    background: rgba(99, 102, 241, 0.05); /* Slight accent tint */
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.reader-content .summary-details > summary {
    color: var(--accent);
}

.reader-content .summary-content {
    margin-top: 1rem;
    font-size: 0.95em;
    line-height: 1.6;
}

.reader-content .summary-content ul {
    margin-top: 0.5rem;
    padding-left: 1.5rem;
}

.reader-content .summary-content li {
    margin-bottom: 0.5rem;
}

.reader-content .summary-content h1,
.reader-content .summary-content h2,
.reader-content .summary-content h3,
.reader-content .summary-content h4,
.reader-content .summary-content h5,
.reader-content .summary-content h6 {
    color: var(--text-primary);
    margin-top: 1.2rem;
    margin-bottom: 0.6rem;
    font-weight: 700;
    line-height: 1.3;
}

.reader-content .summary-content h1 { font-size: 1.3em; }
.reader-content .summary-content h2 { font-size: 1.2em; }
.reader-content .summary-content h3 { font-size: 1.1em; }
.reader-content .summary-content h4 { font-size: 1.0em; }
.reader-content .summary-content h5 { font-size: 0.95em; }
.reader-content .summary-content h6 { font-size: 0.9em; }

.reader-content .summary-content p {
    margin-bottom: 0.75rem;
}

.reader-content .summary-content code {
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-hover);
    padding: 0.15rem 0.35rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.9em;
}

.summary-loading {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    color: var(--text-secondary);
    margin: 1.5rem 0;
}

.reader-content .parsed-action-links a {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background: var(--accent);
    color: #fff;
    border-radius: 10px;
    border-bottom: none;
    font-weight: 600;
}

.reader-content .parsed-action-links a:hover {
    background: var(--accent-hover);
    box-shadow: 0 5px 15px var(--accent-glow);
}

/* Font Modifiers */
.typography-serif { font-family: var(--font-serif); }
.typography-sans { font-family: var(--font-ui); }

@media (max-width: 768px) {
    .input-group { flex-direction: column; border-radius: 16px; background: transparent; border: none; box-shadow: none; gap: 1rem; }
    #url-input { background: var(--bg-secondary); padding: 1rem; border: 1px solid var(--border-glass); border-radius: 12px; }
    #submit-btn { width: 100%; padding: 1rem; border-radius: 12px; }
    .reader-content { margin-top: 1.5rem; }
    .reader-content h1 { font-size: 2em; }
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#settings-btn {
    font-size: 1.1rem;
    opacity: 0.6;
    transition: opacity 0.2s;
}
#settings-btn:hover { opacity: 1; }

/* Token Setup Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-overlay.hidden { display: none; }

.modal-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    padding: 2.5rem;
    max-width: 480px;
    width: 90%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modal-box h2 {
    font-size: 1.4rem;
    color: var(--text-primary);
}

.modal-box p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.modal-box code {
    background: var(--bg-primary);
    padding: 0.15em 0.4em;
    border-radius: 4px;
    font-size: 0.85em;
    color: var(--accent);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 0.75rem;
    margin-bottom: 0.5rem;
}

.modal-close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
    padding: 0.2rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close-btn:hover {
    color: var(--text-primary);
    transform: scale(1.1);
}

.settings-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.settings-group label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.settings-help {
    color: var(--text-secondary);
    font-size: 0.8rem !important;
    line-height: 1.4 !important;
    margin: 0 !important;
}

.modal-box input[type="password"],
.settings-select {
    width: 100%;
    background: var(--bg-primary);
    border: 1px solid var(--border-glass);
    border-radius: 10px;
    padding: 0.85rem 1rem;
    color: var(--text-primary);
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s;
}

.modal-box input[type="password"] {
    font-family: monospace;
}

.settings-select {
    font-family: var(--font-ui);
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    padding-right: 2.5rem;
}

.modal-box input[type="password"]:focus,
.settings-select:focus,
.settings-select:hover {
    border-color: var(--accent);
}

.modal-box .select-wrapper {
    width: 100%;
}

.settings-group .select-wrapper::after {
    right: 1rem;
    font-size: 0.85rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.token-cancel-btn {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 10px;
    padding: 0.85rem 1.5rem;
    font-size: 1rem;
    font-family: var(--font-ui);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.token-cancel-btn:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
}

.token-save-btn {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 0.85rem 1.5rem;
    font-size: 1rem;
    font-family: var(--font-ui);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.token-save-btn:hover { background: var(--accent-hover); }

/* Toast Notifications */
#toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 2000;
    pointer-events: none;
}

.toast {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-left: 3px solid var(--accent);
    color: var(--text-primary);
    padding: 0.85rem 1.25rem;
    border-radius: 10px;
    font-size: 0.9rem;
    font-family: var(--font-ui);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateX(1rem);
    animation: toast-in 0.25s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
    pointer-events: auto;
    max-width: 320px;
}

.toast.toast-out {
    animation: toast-out 0.25s ease-in forwards;
}

.toast.toast-error {
    border-left-color: var(--error);
}

.toast-link {
    color: var(--accent);
    font-weight: 600;
    text-decoration: underline;
    word-break: break-all;
}

.toast-link:hover {
    color: var(--accent-hover);
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1;
    margin-left: 0.5rem;
    padding: 0 0.25rem;
    cursor: pointer;
}

.toast-close:hover {
    color: var(--text-primary);
}

@keyframes toast-in {
    to { opacity: 1; transform: translateX(0); }
}

@keyframes toast-out {
    to { opacity: 0; transform: translateX(1rem); }
}

/* ── Premium Glassmorphic TTS Audio Player Sheet ───────────────────────────────── */
.tts-player-panel {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%) translateY(150px);
    width: 90%;
    max-width: 800px;
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    z-index: 900;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.4);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
    padding: 0.8rem 1.5rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.tts-player-panel.active {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
}

/* Progress Bar running along the top edge */
.player-progress-container {
    width: calc(100% + 3rem);
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    margin-left: -1.5rem;
    margin-right: -1.5rem;
    margin-top: -0.8rem;
    margin-bottom: 0.6rem;
    overflow: hidden;
    cursor: pointer;
}

.player-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    transition: width 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.player-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

/* Article metadata info */
.player-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 0; /* Prevents overflow */
}

.player-artwork {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: linear-gradient(135deg, #818cf8, #6366f1);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.3);
}

.player-art-icon {
    font-size: 1.25rem;
}

.player-metadata {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.player-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

.player-author {
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Player buttons group */
.player-controls-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.player-icon-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.player-icon-btn:hover {
    background: var(--border-glass);
    transform: scale(1.08);
}

.player-play-btn {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: white;
    font-size: 1.15rem;
    box-shadow: 0 4px 12px var(--accent-glow);
}

.player-play-btn:hover {
    background: linear-gradient(135deg, var(--accent-hover), #818cf8);
    box-shadow: 0 6px 16px var(--accent-glow);
    transform: scale(1.1);
}

/* Right extra settings */
.player-extra {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.select-wrapper {
    position: relative;
    display: inline-block;
}

.player-select {
    appearance: none;
    -webkit-appearance: none;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.35rem 1.6rem 0.35rem 0.6rem;
    outline: none;
    cursor: pointer;
    transition: var(--transition);
    min-width: 70px;
}

#player-voice {
    max-width: 140px;
}

.player-select:hover {
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
}

.select-wrapper::after {
    content: "▾";
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.65rem;
    color: var(--text-secondary);
    pointer-events: none;
}

.player-close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.4rem;
    cursor: pointer;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
    line-height: 1;
}

.player-close-btn:hover {
    color: var(--text-primary);
    background: var(--border-glass);
}

/* ── Sentence level text highlighting ─────────────────────────────────────────── */
.tts-sentence {
    position: relative;
    transition: background-color 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s ease;
    border-radius: 4px;
    padding: 1px 2px;
    cursor: pointer;
}

.tts-sentence:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

.active-sentence {
    background-color: rgba(99, 102, 241, 0.2);
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.12);
    border-bottom: 2px solid var(--accent);
    color: var(--text-primary) !important;
    transition: all 0.2s ease-in-out;
}

[data-theme="light"] .active-sentence {
    background-color: rgba(99, 102, 241, 0.12);
    box-shadow: 0 0 6px rgba(99, 102, 241, 0.08);
}

[data-theme="light"] .tts-sentence:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

/* ── Responsive rules ────────────────────────────────────────────────────────── */
@media (max-width: 680px) {
    .tts-player-panel {
        bottom: 0;
        left: 0;
        transform: translateY(200px);
        width: 100%;
        border-radius: 20px 20px 0 0;
        padding: 0.8rem 1rem 1.2rem;
    }
    
    .tts-player-panel.active {
        transform: translateY(0);
    }
    
    .player-progress-container {
        width: calc(100% + 2rem);
        margin-left: -1rem;
        margin-right: -1rem;
    }
    
    .player-content {
        flex-direction: column;
        gap: 0.6rem;
    }
    
    .player-info {
        width: 100%;
        justify-content: flex-start;
    }
    
    .player-controls-group {
        width: 100%;
        justify-content: space-around;
        margin: 0.2rem 0;
    }
    
    .player-extra {
        width: 100%;
        justify-content: space-between;
    }

    #player-voice {
        max-width: 150px;
    }
}

/* ── Premium Glassmorphic Arabic RTL Content ─────────────────────────────────── */
.rtl-content {
    direction: rtl;
    text-align: right;
    font-family: 'Amiri', 'Cairo', 'Lora', serif;
    line-height: 1.9;
}

.rtl-content h1,
.rtl-content h2,
.rtl-content h3,
.rtl-content h4,
.rtl-content h5,
.rtl-content h6 {
    font-family: 'Cairo', 'Outfit', sans-serif;
    text-align: right;
    letter-spacing: normal;
}

.rtl-content blockquote {
    border-left: none !important;
    border-right: 4px solid var(--accent) !important;
    padding-left: 0 !important;
    padding-right: 1.5rem !important;
    font-style: normal;
}