/* feedandthread.com */

/* === RESET & BASE === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    /* Brand */
    --light-blue: #B3DDF2;
    --dark-blue: #7DB6D1;
    --red: #FF0000;
    --yellow: #FFCD03;

    /* Dark theme */
    --bg: #1A1A1A;
    --card-bg: #333333;
    --text-primary: #F5F5F5;
    --text-secondary: #94A3B8;
    --text-tertiary: #8B99A8;
    --divider: #3A3A3A;

    /* Layout */
    --max-width: 680px;
    --radius: 12px;
    --radius-sm: 8px;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--light-blue);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--dark-blue);
}

img {
    max-width: 100%;
    height: auto;
}

/* === LAYOUT === */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

main {
    flex: 1;
}

/* === HEADER === */
.site-header {
    padding: 24px 0;
    text-align: center;
}

.site-header a {
    color: var(--text-primary);
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.site-header a:hover {
    color: var(--light-blue);
}

.header-icon {
    width: 40px;
    height: 40px;
    border-radius: 9px;
}

.header-title {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* === HERO (Landing) === */
.hero {
    text-align: center;
    padding: 48px 0 32px;
}

.hero-icon {
    width: 200px;
    height: 200px;
    border-radius: 44px;
    margin-bottom: 32px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.hero h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.hero h1 .amp {
    color: var(--yellow);
}

.hero .tagline {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto;
    line-height: 1.7;
    text-align: left;
}

/* === PLATFORM LINKS === */
.platforms {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 32px 0;
}

.platform-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--card-bg);
    border-radius: var(--radius);
    color: var(--text-primary);
    transition: background 0.2s, transform 0.15s;
}

.platform-link:hover {
    background: #3D3D3D;
    color: var(--text-primary);
    transform: translateY(-1px);
}

.platform-link svg {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
}

.platform-link .platform-name {
    font-weight: 600;
    font-size: 1rem;
}

.platform-link .platform-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.platform-link .platform-text {
    flex: 1;
}

.platform-link .arrow {
    color: var(--text-secondary);
    font-size: 1.25rem;
}

.platform-link.coming-soon {
    opacity: 0.5;
    pointer-events: none;
}

.platform-link.coming-soon .badge {
    font-size: 0.75rem;
    background: var(--text-tertiary);
    color: var(--bg);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
}

/* === CTA === */
.cta-section {
    text-align: center;
    padding: 24px 0 48px;
}

.cta-button {
    display: inline-block;
    padding: 14px 32px;
    background: var(--light-blue);
    color: var(--bg);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    transition: background 0.2s, transform 0.15s;
}

.cta-button:hover {
    background: var(--dark-blue);
    color: var(--bg);
    transform: translateY(-1px);
}

/* === DIVIDER === */
.divider {
    border: none;
    border-top: 1px solid var(--divider);
    margin: 0;
}

/* === FOOTER === */
.site-footer {
    padding: 32px 0;
    text-align: center;
    border-top: 1px solid var(--divider);
}

.site-footer p {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.site-footer a {
    color: var(--text-secondary);
}

.site-footer a:hover {
    color: var(--light-blue);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 8px;
}

/* === PAGE HEADER === */
.page-header {
    padding: 48px 0 24px;
}

.page-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.page-header p {
    color: var(--text-secondary);
    margin-top: 8px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.back-link:hover {
    color: var(--light-blue);
}

/* === FORM === */
.form-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 32px;
    margin-bottom: 48px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group:last-of-type {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-group .hint {
    display: block;
    font-weight: 400;
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg);
    border: 1px solid var(--divider);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.5;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--light-blue);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-tertiary);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-actions {
    margin-top: 32px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.submit-button {
    padding: 12px 28px;
    background: var(--light-blue);
    color: var(--bg);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background 0.2s;
}

.submit-button:hover {
    background: var(--dark-blue);
}

/* === PRIVACY POLICY === */
.policy-content {
    padding-bottom: 48px;
}

.policy-content h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.policy-content p {
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.policy-content ul {
    color: var(--text-secondary);
    padding-left: 24px;
    margin-bottom: 12px;
}

.policy-content li {
    margin-bottom: 6px;
}

.policy-content strong {
    color: var(--text-primary);
}

.policy-content a {
    color: var(--light-blue);
}

.effective-date {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-style: italic;
}

/* === LATEST EPISODE (Home) === */
#latest-episode {
    display: none;
    padding-bottom: 0;
}

.latest-episode-link {
    margin-bottom: 12px;
}

.latest-episode-cover {
    width: 32px;
    height: 32px;
    border-radius: 7px;
    flex-shrink: 0;
}

/* === EPISODES PAGE === */
.episodes-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
}

.episode-count {
    font-size: 1rem;
    color: var(--text-tertiary);
    font-weight: 400;
}

.episodes-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-bottom: 24px;
}

.episodes-pagination {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 8px 0 48px;
}

.pagination-btn {
    background: var(--card-bg);
    color: var(--light-blue);
    border: none;
    border-radius: 20px;
    padding: 10px 24px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
    font-family: inherit;
}

.pagination-btn:hover:not(:disabled) {
    background: #3D3D3D;
}

.pagination-btn:disabled {
    opacity: 0;
    pointer-events: none;
}

.pagination-info {
    color: var(--text-tertiary);
    font-size: 0.8125rem;
    min-width: 80px;
    text-align: center;
}

.episodes-loading {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 48px 0;
}

.loading-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-tertiary);
    animation: dotPulse 1.2s ease-in-out infinite;
}

.loading-dot:nth-child(2) { animation-delay: 0.15s; }
.loading-dot:nth-child(3) { animation-delay: 0.3s; }

@keyframes dotPulse {
    0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
    40% { opacity: 1; transform: scale(1); }
}

.episodes-error {
    text-align: center;
    color: var(--text-tertiary);
    padding: 48px 0;
}

/* === EPISODE CARD === */
.episode-card {
    display: block;
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    transition: background 0.2s;
    color: var(--text-primary);
}

.episode-card:hover {
    background: #3D3D3D;
    color: var(--text-primary);
}

.episode-summary {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 20px;
    cursor: pointer;
}

.episode-cover {
    width: 64px;
    height: 64px;
    border-radius: 10px;
    flex-shrink: 0;
    object-fit: cover;
}

.episode-info {
    flex: 1;
    min-width: 0;
}

.episode-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.episode-tag {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: rgba(179, 221, 242, 0.1);
    padding: 1px 6px;
    border-radius: 4px;
    letter-spacing: 0.02em;
}

.episode-date {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.episode-title {
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.episode-desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.episode-meta-sep {
    color: var(--text-tertiary);
    font-size: 0.8125rem;
}

.episode-duration {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

/* === AUDIO PLAYER === */
.episode-player {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: var(--radius-sm);
}

.player-play-btn {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 50%;
    border: none;
    background: var(--light-blue);
    color: var(--bg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.player-play-btn:hover {
    background: var(--dark-blue);
}

.player-play-btn svg {
    width: 18px;
    height: 18px;
}

.player-scrubber {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(to right,
        var(--light-blue) 0%,
        var(--light-blue) var(--fill, 0%),
        var(--divider) var(--fill, 0%),
        var(--divider) 100%);
    outline: none;
    cursor: pointer;
}

.player-scrubber::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--light-blue);
    cursor: pointer;
    border: none;
}

.player-scrubber::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--light-blue);
    cursor: pointer;
    border: none;
}

.player-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    white-space: nowrap;
    min-width: 80px;
    text-align: right;
}

/* === SHOW NOTES === */
.episode-notes {
    padding: 16px 20px 20px;
}

.episode-notes h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.episode-notes p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 12px;
}

.episode-notes a {
    color: var(--light-blue);
}

.episode-notes ul,
.episode-notes ol {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding-left: 20px;
    margin-bottom: 12px;
    line-height: 1.65;
}

.episode-notes li {
    margin-bottom: 6px;
}

.episode-notes strong {
    color: var(--text-primary);
}

/* === EPISODE PAGE === */
.episode-hero-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 32px;
}

.episode-hero-card .episode-meta {
    margin-bottom: 8px;
}

.episode-hero-card h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.episode-hero-card .episode-page-player {
    margin-bottom: 20px;
}

.episode-hero-card .episode-player {
    background: rgba(0, 0, 0, 0.25);
}

.episode-hero-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
    margin-top: 4px;
}

.episode-brief-summary {
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--text-secondary);
}

.episode-brief-summary p {
    margin: 0;
}

.episode-section {
    margin-bottom: 32px;
}

.episode-section h2 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.episode-summary-content {
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--text-secondary);
}

.episode-summary-content p {
    margin-bottom: 12px;
}

.episode-summary-content h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: none;
    letter-spacing: normal;
    margin-top: 24px;
    margin-bottom: 12px;
}

.episode-summary-content h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: none;
    letter-spacing: normal;
    margin-top: 20px;
    margin-bottom: 10px;
}

.episode-summary-content a {
    color: var(--light-blue);
}

.episode-summary-content ul,
.episode-summary-content ol {
    padding-left: 20px;
    margin-bottom: 12px;
    line-height: 1.65;
}

.episode-summary-content li {
    margin-bottom: 6px;
}

.episode-transcript {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.episode-transcript p {
    margin-bottom: 16px;
}

.episode-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0 48px;
    border-top: 1px solid var(--divider);
    margin-top: 16px;
    gap: 16px;
}

.episode-nav-link {
    font-size: 0.875rem;
    color: var(--light-blue);
    transition: color 0.2s;
}

.episode-nav-link:hover {
    color: var(--dark-blue);
}

.episode-nav-prev {
    margin-right: auto;
}

.episode-nav-next {
    margin-left: auto;
}

/* === RESPONSIVE === */
@media (max-width: 480px) {
    .hero-icon {
        width: 140px;
        height: 140px;
        border-radius: 31px;
    }

    .hero h1 {
        font-size: 1.5rem;
    }

    .hero .tagline {
        font-size: 1rem;
    }

    .form-card {
        padding: 24px 20px;
    }

    .container {
        padding: 0 16px;
    }

    .episode-cover {
        width: 48px;
        height: 48px;
        border-radius: 8px;
    }

    .episode-summary {
        gap: 12px;
        padding: 14px 16px;
    }

    .episode-title {
        font-size: 0.875rem;
    }

    .episode-desc {
        -webkit-line-clamp: 2;
    }

    .episode-player {
        gap: 8px;
        padding: 10px 12px;
    }

    .player-time {
        min-width: 70px;
        font-size: 0.6875rem;
    }

    .episode-hero-card {
        padding: 20px;
    }

    .episode-hero-card h1 {
        font-size: 1.25rem;
    }

    .episode-transcript {
        font-size: 0.9375rem;
        line-height: 1.7;
    }

    .episode-nav {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .episode-nav-link {
        text-align: center;
    }
}

@media (min-width: 481px) and (max-width: 768px) {
    .hero-icon {
        width: 160px;
        height: 160px;
        border-radius: 35px;
    }
}

/* === PLAYLIST PAGE === */

.playlist-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.playlist {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 48px;
}

.playlist-track {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 16px 20px;
    border-left: 3px solid transparent;
    transition: border-color 0.2s;
}

.playlist-track.is-playing {
    border-left-color: var(--light-blue);
}

.track-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.track-number {
    color: var(--light-blue);
    font-size: 1rem;
    font-weight: 600;
    min-width: 24px;
    text-align: center;
}

.track-name {
    color: var(--text-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    flex: 1;
}

.track-duration {
    color: var(--text-tertiary);
    font-size: 0.8125rem;
    font-family: 'SF Mono', 'Fira Code', monospace;
}

.track-player {
    margin-top: 12px;
}