:root {
    /* Spacing system */
    --space-1: 0.5rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2rem;
    --space-5: 3rem;
    
    /* Light mode colors */
    --bg-color: #faf7f2;
    --text-color: #0f0f0f;
    --muted-color: #555;
    --tag-bg: #e8e2d5;
    
    /* Typography */
    --font-serif: "New York", "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, "Times New Roman", Times, serif;
    --font-mono: Menlo, Monaco, Consolas, monospace;
    --base-font-size: 20px;
    --line-height: 1.7;
    
    /* Layout */
    --content-width: 66ch;
    --left-margin: clamp(16px, 12vw, 220px);
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #0f0f0f;
        --text-color: #eae7e1;
        --muted-color: #aaa;
        --tag-bg: #2a2a2a;
    }
}

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

html {
    font-size: var(--base-font-size);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    color-scheme: light dark;
}

body {
    font-family: var(--font-serif);
    line-height: var(--line-height);
    color: var(--text-color);
    background-color: var(--bg-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 var(--space-3) var(--space-4);
    min-height: 100vh;
}

/* Global link styles - no blue/purple */
a {
    color: inherit !important;
    text-decoration: underline;
    text-decoration-color: currentColor;
    text-underline-offset: 2px;
    text-decoration-thickness: 1px;
    transition: all 0.2s ease;
}

a:link {
    color: inherit !important;
}

a:visited {
    color: inherit !important;
}

a:hover {
    text-decoration-thickness: 2px;
    opacity: 0.8;
}

a:active {
    color: inherit !important;
}

header {
    padding: var(--space-5) 0 var(--space-4);
    max-width: var(--content-width);
    width: 100%;
}

h1 {
    font-size: 1.9rem;
    font-weight: 700;
    margin-bottom: var(--space-1);
    line-height: 1.2;
}

h2 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: var(--space-1);
}

.tagline {
    color: var(--muted-color);
    margin-top: var(--space-2);
    line-height: 1.6;
}

.tagline p {
    margin: 0.3rem 0;
    font-size: 0.9rem;
}


.tagline a {
    color: var(--muted-color) !important;
    text-decoration: underline;
    text-decoration-color: var(--muted-color);
    text-underline-offset: 2px;
}

.tagline a:link,
.tagline a:visited {
    color: var(--muted-color) !important;
}

.tagline a:hover {
    color: var(--text-color) !important;
    text-decoration-color: var(--text-color);
    opacity: 1;
}

.tagline a[href*="linktr.ee"] {
    text-decoration: none;
    font-size: 1.2rem;
    transition: transform 0.2s ease;
    display: inline-block;
}

.tagline a[href*="linktr.ee"]:hover {
    transform: scale(1.2);
}

/* Emoji link styles - remove ALL underlines */
a[title="Linktree"],
a[title="Linktree"]:link,
a[title="Linktree"]:visited,
a[title="Email"],
a[title="Email"]:link,
a[title="Email"]:visited,
a[title="聯絡我們"],
a[title="聯絡我們"]:link,
a[title="聯絡我們"]:visited {
    font-size: 1.2em;
    text-decoration: none !important;
    text-decoration-line: none !important;
    text-decoration-style: none !important;
    text-decoration-color: transparent !important;
    text-decoration-thickness: 0 !important;
    text-underline-offset: 0 !important;
    border: none !important;
    border-bottom: none !important;
    outline: none !important;
    display: inline-block;
    transition: transform 0.2s ease;
}

a[title="Linktree"]:hover,
a[title="Email"]:hover,
a[title="聯絡我們"]:hover {
    transform: scale(1.2);
    opacity: 1;
    text-decoration: none !important;
    text-decoration-line: none !important;
    text-decoration-style: none !important;
    text-decoration-color: transparent !important;
    border: none !important;
    outline: none !important;
}

main {
    max-width: var(--content-width);
    width: 100%;
    margin-bottom: var(--space-5);
}

/* Controls Section */
.controls {
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--tag-bg);
}

.search-tabs {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-2);
}

.search-tab {
    padding: var(--space-1) var(--space-2);
    font-family: var(--font-serif);
    font-size: 0.9rem;
    background: transparent;
    color: var(--muted-color);
    border: 1px solid var(--muted-color);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.search-tab:hover {
    color: var(--text-color);
    border-color: var(--text-color);
}

.search-tab.active {
    background: var(--text-color);
    color: var(--bg-color);
    border-color: var(--text-color);
}

.search-container {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
    flex-wrap: wrap;
}

.search-input {
    flex: 1;
    min-width: 200px;
    padding: var(--space-1) var(--space-2);
    font-family: var(--font-serif);
    font-size: 0.9rem;
    background: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--text-color);
}

.search-input:focus {
    outline: none;
    border-width: 2px;
}

.search-btn, .clear-btn {
    padding: var(--space-1) var(--space-2);
    font-family: var(--font-serif);
    font-size: 0.9rem;
    background: transparent;
    color: var(--text-color);
    border: 1px solid var(--text-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.search-btn:hover, .clear-btn:hover {
    background: var(--text-color);
    color: var(--bg-color);
}

.controls-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-2);
    flex-wrap: wrap;
    gap: var(--space-2);
}

.stats {
    color: var(--muted-color);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}


.sort-container {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.sort-container label {
    color: var(--muted-color);
    font-size: 0.9rem;
}

.sort-select {
    padding: var(--space-1) var(--space-2);
    padding-right: 2.5rem;
    font-family: var(--font-serif);
    font-size: 0.9rem;
    background: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--text-color);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    background-size: 1.2em;
    transition: all 0.2s ease;
}

.sort-select:hover {
    background-color: var(--tag-bg);
}

/* Loading indicator animation */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-indicator {
    display: inline-block;
    animation: spin 1s linear infinite;
}

.search-note {
    margin-top: 8px;
    font-size: 0.85rem;
    color: var(--muted-color);
}

.sort-select:focus {
    outline: none;
    border-width: 2px;
}

/* Section titles */
.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin: var(--space-4) 0 var(--space-3);
    color: var(--text-color);
}

.subsection-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin: var(--space-3) 0 var(--space-2);
    color: var(--text-color);
}

/* Latest episodes section */
.latest-episodes-section {
    margin-top: var(--space-3);
    margin-bottom: var(--space-4);
}

.latest-episodes-list {
    margin-bottom: var(--space-2);
    padding: var(--space-3);
    background: var(--tag-bg);
    border-radius: 4px;
}

.show-more-btn {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    font-family: var(--font-serif);
    font-size: 0.95rem;
    background: var(--tag-bg);
    color: var(--text-color);
    border: 1px solid var(--muted-color);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.show-more-btn:hover {
    background: var(--text-color);
    color: var(--bg-color);
    border-color: var(--text-color);
}

.latest-episodes-list .episode {
    padding: var(--space-2);
    margin-bottom: var(--space-2);
    background: var(--bg-color);
    border-radius: 4px;
}

.latest-episodes-list .episode:last-child {
    margin-bottom: 0;
}

/* All episodes section */
.all-episodes-section {
    margin-top: var(--space-4);
}

/* Episodes */
.episodes-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.episode {
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--tag-bg);
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.episode:hover {
    opacity: 0.8;
}

.episode:last-child {
    border-bottom: none;
}

.episode-header {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    margin-bottom: var(--space-1);
    flex-wrap: wrap;
}

.episode-number {
    background: var(--tag-bg);
    color: var(--text-color);
    padding: 0.2rem 0.6rem;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 3px;
    white-space: nowrap;
}

.episode-title {
    font-size: 1.1rem;
    font-weight: 400;
    flex: 1;
}

.episode-description {
    color: var(--muted-color);
    font-size: 0.9rem;
    margin-top: var(--space-1);
    line-height: 1.5;
}

/* Search context styling */
.search-context {
    margin-top: var(--space-2);
    padding: var(--space-2);
    background: var(--tag-bg);
    border-radius: 4px;
    font-size: 0.9rem;
}

.search-match-info {
    display: block;
    color: var(--text-color);
    font-weight: 600;
    margin-bottom: var(--space-1);
    font-size: 0.85rem;
}

.search-preview {
    color: var(--muted-color);
    line-height: 1.6;
}

.search-preview mark {
    background: yellow;
    color: var(--text-color);
    padding: 0 0.2em;
    font-weight: 600;
}

@media (prefers-color-scheme: dark) {
    .search-preview mark {
        background: #b8860b;
        color: var(--text-color);
    }
}

/* Pagination */
.pagination {
    display: flex;
    gap: var(--space-1);
    align-items: center;
    flex-wrap: wrap;
    margin-top: var(--space-4);
    padding-top: var(--space-3);
    border-top: 1px solid var(--tag-bg);
}

.pagination button {
    padding: 0.3rem 0.8rem;
    font-family: var(--font-serif);
    font-size: 0.85rem;
    background: transparent;
    color: var(--text-color);
    border: 1px solid var(--text-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.pagination button:hover:not(:disabled) {
    background: var(--text-color);
    color: var(--bg-color);
}

.pagination button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.pagination button.active {
    background: var(--text-color);
    color: var(--bg-color);
}

.page-info {
    color: var(--muted-color);
    font-size: 0.85rem;
    margin: 0 var(--space-2);
}

/* Loading state */
.loading {
    text-align: center;
    color: var(--muted-color);
    padding: var(--space-5) 0;
}

/* Empty state */
.empty-state {
    text-align: center;
    color: var(--muted-color);
    padding: var(--space-5) 0;
}

/* Footer */
footer {
    padding: var(--space-4) 0 var(--space-3);
    color: var(--muted-color);
    font-size: 0.9rem;
    max-width: var(--content-width);
    width: 100%;
}

footer a {
    color: var(--muted-color);
    text-decoration-color: var(--muted-color);
}

footer a:hover {
    color: var(--text-color);
    text-decoration-color: var(--text-color);
}

/* Disclaimer styles */
.disclaimer-content {
    margin-top: var(--space-3);
    padding: var(--space-3);
    background: var(--tag-bg);
    border-radius: 4px;
    font-size: 0.85rem;
    line-height: 1.6;
    max-width: var(--content-width);
}

.disclaimer-section {
    margin-bottom: var(--space-3);
}

.disclaimer-section:last-child {
    margin-bottom: 0;
}

.disclaimer-section h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--space-2);
    color: var(--text-color);
}

.disclaimer-section p {
    margin-bottom: var(--space-2);
    color: var(--muted-color);
}

.disclaimer-section p:last-child {
    margin-bottom: 0;
}

#disclaimer-toggle {
    cursor: pointer;
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 600px) {
    body {
        padding: 0 var(--space-2) var(--space-3);
    }
    
    h1 {
        font-size: 1.6rem;
    }
    
    /* Fix intro paragraph on mobile */
    .intro {
        font-size: 0.95rem;
        padding: 0 var(--space-1);
    }
    
    /* Popular episodes section */
    .latest-episodes-section {
        padding: 0;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    /* Search tabs */
    .search-tabs {
        flex-wrap: wrap;
        gap: var(--space-1);
    }
    
    .search-tab {
        flex: 1 1 calc(33.333% - var(--space-1));
        font-size: 0.85rem;
        padding: var(--space-1);
    }
    
    .search-container {
        flex-direction: column;
    }
    
    .search-input {
        width: 100%;
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    /* Episode cards */
    .episode {
        padding: var(--space-2);
    }
    
    .episode-number {
        font-size: 0.85rem;
    }
    
    .episode-title {
        font-size: 1rem;
    }
    
    .episode-date {
        font-size: 0.8rem;
    }
    
    .pagination {
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--space-1);
    }
    
    .pagination button {
        padding: var(--space-1) var(--space-2);
        font-size: 0.85rem;
    }
    
    .page-info {
        width: 100%;
        text-align: center;
        margin: var(--space-1) 0;
    }
    
    /* Episode info section */
    .episode-info-section {
        padding: var(--space-2);
    }
    
    /* Footer */
    footer {
        font-size: 0.85rem;
    }
}
/* Date Search Styles */
.date-select {
    padding: var(--space-1) var(--space-2);
    padding-right: 2.5rem;
    font-family: var(--font-serif);
    font-size: 0.9rem;
    background: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--text-color);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.7rem center;
    background-size: 1.2rem;
}

.date-select:hover {
    background-color: var(--tag-bg);
}

.date-select:focus {
    outline: none;
    border-width: 2px;
}

/* Episode date display */
.episode-date {
    font-size: 0.75rem;
    color: var(--muted-color);
    background: var(--tag-bg);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    white-space: nowrap;
}

/* Episode view count */
.episode-views {
    font-size: 0.8rem;
    color: #e67e22;
    background: rgba(230, 126, 34, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-weight: 600;
    margin-left: 0.5rem;
    white-space: nowrap;
}

/* Intro paragraph */
.intro {
    max-width: var(--content-width);
    margin: var(--space-3) 0 var(--space-4) 0;
    line-height: 1.7;
    color: var(--text-color);
    font-size: 1rem;
    opacity: 0.9;
}

/* Episode page title styles */
.episode-main-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-top: var(--space-1);
    margin-bottom: var(--space-3);
    line-height: 1.4;
}

/* Combined info section */
.episode-info-section {
    background: var(--tag-bg);
    padding: var(--space-3);
    border-radius: 4px;
    margin-bottom: var(--space-3);
}

/* Inline navigation */
.episode-navigation-inline {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--bg-color);
}

.episode-suggestion {
    font-size: 0.9rem;
    color: var(--muted-color);
    margin-bottom: var(--space-1);
}

.episode-disclaimer-inline {
    font-size: 0.85rem;
    color: var(--muted-color);
}

/* Remove underline from Linktree emoji link */
.episode-suggestion a[href*="linktr.ee"] {
    text-decoration: none !important;
    border: none !important;
    outline: none !important;
}

/* Breadcrumb Navigation */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    margin-bottom: var(--space-3);
    font-size: 0.9rem;
    color: var(--muted-color);
}

.breadcrumb a {
    color: var(--muted-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

.breadcrumb a:hover {
    color: var(--text-color);
    text-decoration: underline;
}

.breadcrumb-separator {
    color: var(--muted-color);
    opacity: 0.5;
}

.breadcrumb-current {
    color: var(--text-color);
    font-weight: 600;
}

/* Bottom Episode Navigation (keeping the old style for bottom nav) */
.episode-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-4);
    padding: var(--space-2);
    background: var(--tag-bg);
    border-radius: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    font-size: 0.9rem;
    color: var(--text-color);
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: 3px;
    transition: all 0.2s ease;
}

.nav-link:hover {
    background: var(--bg-color);
    border-color: var(--text-color);
    text-decoration: none;
}

.nav-prev {
    flex: 1;
    justify-content: flex-start;
}

.nav-next {
    flex: 1;
    justify-content: flex-end;
}

.nav-home {
    flex: 0 0 auto;
    font-weight: 600;
}

.nav-disabled {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    font-size: 0.9rem;
    color: var(--muted-color);
    opacity: 0.3;
    flex: 1;
    cursor: not-allowed;
}

.nav-arrow {
    font-size: 1.2rem;
}

.nav-icon {
    font-size: 1.1rem;
}

.nav-text {
    font-weight: 500;
}

/* Mobile responsive navigation */
@media (max-width: 600px) {
    .episode-navigation,
    .episode-navigation-inline {
        flex-wrap: wrap;
    }
    
    .episode-navigation-inline .nav-link {
        flex: 1 1 calc(33.333% - var(--space-1));
        justify-content: center;
        font-size: 0.85rem;
        padding: var(--space-1);
    }
    
    .episode-navigation .nav-link {
        flex: 1 1 calc(33.333% - var(--space-1));
        justify-content: center;
        font-size: 0.85rem;
        padding: var(--space-1);
    }
    
    .nav-home {
        flex: 1 1 100%;
        order: -1;
        margin-bottom: var(--space-1);
    }
    
    .nav-text {
        display: none;
    }
    
    .nav-arrow, .nav-icon {
        font-size: 1.3rem;
    }
    
    .episode-main-title {
        font-size: 1.8rem;
    }
}