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

/* THEME VARIABLES */
:root {
    --bg: #f7f8fa;
    --card-bg: rgba(255, 255, 255, 0.9);
    --text: #1a1a1a;
    --text-soft: #555;
    --border: #e5e7eb;
    --accent: #2A6CF0;
    --accent-soft: rgba(42, 108, 240, 0.12);
    --ad-bg: #f3f4f6;
}

[data-theme="dark"] {
    --bg: #0f1115;
    --card-bg: rgba(20, 22, 28, 0.96);
    --text: #f3f4f6;
    --text-soft: #cbd5f5;
    --border: #2a2d33;
    --accent: #5b8dff;
    --accent-soft: rgba(91, 141, 255, 0.2);
    --ad-bg: #111827;
}

/* BASE */
body {
    font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    background: radial-gradient(circle at top, #eef2ff 0, var(--bg) 40%);
    color: var(--text);
    line-height: 1.6;
    padding-bottom: 90px;
    transition: background 0.25s ease, color 0.25s ease;
}

/* COMPACT MODE */
body.compact .rss-container {
    gap: 14px;
}

body.compact .news-item {
    padding: 12px;
}

body.compact .news-item h2 {
    font-size: 0.98rem;
}

/* HEADER */
.site-header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    padding: 25px 20px;
    text-align: center;
}

/* NAV */
.nav-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
}

.nav-bar a {
    text-decoration: none;
    color: var(--text-soft);
    font-weight: 600;
    font-size: 0.95rem;
}

.nav-bar a.active {
    color: var(--accent);
    border-bottom: 2px solid var(--accent);
}

.theme-toggle,
.compact-toggle,
.settings-toggle {
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 0.85rem;
    cursor: pointer;
    color: var(--text);
}

.settings-toggle {
    margin-left: auto;
}

.compact-toggle.active,
.toggle-pill.active {
    background: var(--accent-soft);
    color: var(--accent);
}

/* CONTENT */
.content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 25px 20px 40px;
}

/* DESKTOP LAYOUT */
@media (min-width: 1024px) {
    .layout-desktop {
        display: grid;
        grid-template-columns: minmax(0, 1fr) 320px;
        gap: 32px;
        align-items: flex-start;
    }

    .top-stories-rail {
        position: sticky;
        top: 20px;
        background: var(--card-bg);
        border: 1px solid var(--border);
        border-radius: 16px;
        padding: 18px 18px 20px;
        box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
    }
}

/* MOBILE LAYOUT */
@media (max-width: 1023px) {
    .layout-desktop {
        display: block;
    }

    .top-stories-rail {
        margin-top: 24px;
        background: var(--card-bg);
        border: 1px solid var(--border);
        border-radius: 14px;
        padding: 16px;
    }
}

/* FEED META */
.feed-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    color: var(--text-soft);
    margin-bottom: 8px;
}

.loading-indicator {
    opacity: 0;
    transition: opacity 0.2s ease;
}

.loading-indicator.visible {
    opacity: 1;
}

/* TRENDING KEYWORDS */
.trending-keywords {
    font-size: 0.85rem;
    color: var(--text-soft);
    margin-bottom: 14px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.trending-label {
    font-weight: 600;
}

.trending-chip {
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: 999px;
    padding: 2px 8px;
    font-size: 0.8rem;
}

/* TWO-COLUMN FEED */
.rss-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

/* ARTICLE CARD */
.news-item {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    position: relative;
    overflow: hidden;
    animation: fadeIn 0.18s ease-out;
}

.news-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 12px;
    bottom: 12px;
    width: 3px;
    background: var(--accent);
    border-radius: 3px;
}

.news-item h2 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.news-item h2 a {
    text-decoration: none;
    color: var(--text);
}

.news-item h2 a:hover {
    text-decoration: underline;
}

.news-date {
    font-size: 0.8rem;
    color: var(--text-soft);
    margin-bottom: 8px;
}

.news-desc {
    font-size: 0.9rem;
    color: var(--text-soft);
}

/* ARTICLE IMAGE */
.news-image {
    width: 100%;
    max-height: 180px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 10px;
}

/* INLINE AD CARD */
.news-item.ad-card {
    border-style: dashed;
    background: var(--ad-bg);
}

.news-item.ad-card::before {
    background: transparent;
}

.ad-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-soft);
    margin-bottom: 4px;
}

/* TOP STORIES */
.top-stories-rail h3 {
    font-size: 1rem;
    margin-bottom: 10px;
}

.top-story-item {
    padding: 8px 0;
    border-bottom: 1px dashed var(--border);
    display: flex;
    align-items: flex-start;
    gap: 6px;
}

.top-story-item:last-child {
    border-bottom: none;
}

.top-story-bullet {
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: var(--accent);
    margin-top: 7px;
}

.top-story-content a {
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
    font-size: 0.9rem;
}

.top-story-content a:hover {
    text-decoration: underline;
}

/* REFRESH TIMER */
.live-refresh {
    margin-top: 18px;
    font-size: 0.8rem;
    color: var(--text-soft);
    line-height: 1.4;
}

/* SIDEBAR AD */
.sidebar-ad {
    margin-top: 18px;
    background: var(--ad-bg);
    border-radius: 12px;
    padding: 10px;
    border: 1px dashed var(--border);
}

.ad-slot-vertical {
    width: 100%;
    min-height: 300px;
}

/* BOTTOM AD BANNER */
.bottom-ad-banner {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--card-bg);
    border-top: 1px solid var(--border);
    z-index: 40;
}

.bottom-ad-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 6px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.ad-slot-bottom {
    flex: 1;
    min-height: 40px;
}

/* SETTINGS PANEL */
.settings-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.4);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 48;
}

.settings-backdrop.visible {
    opacity: 1;
    pointer-events: auto;
}

.settings-panel {
    position: fixed;
    top: 0;
    right: -320px;
    width: 320px;
    max-width: 100%;
    height: 100%;
    background: var(--card-bg);
    border-left: 1px solid var(--border);
    box-shadow: -12px 0 30px rgba(15, 23, 42, 0.35);
    padding: 16px 16px 20px;
    z-index: 49;
    transition: right 0.25s ease;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.settings-panel.open {
    right: 0;
}

.settings-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.settings-header h2 {
    font-size: 1rem;
}

.settings-close {
    background: none;
    border: none;
    font-size: 1.1rem;
    cursor: pointer;
    color: var(--text-soft);
}

.settings-section {
    border-top: 1px solid var(--border);
    padding-top: 10px;
    font-size: 0.9rem;
}

.settings-section h3 {
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.settings-help {
    font-size: 0.8rem;
    color: var(--text-soft);
    margin-bottom: 8px;
}

.settings-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 6px;
}

.toggle-pill {
    border-radius: 999px;
    border: 1px solid var(--border);
    padding: 2px 10px;
    background: transparent;
    font-size: 0.8rem;
    cursor: pointer;
}

/* FEED SELECTOR */
.feed-selector {
    margin-top: 6px;
}

.feed-selector-header {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 6px;
}

.feed-selector-actions button {
    border: 1px solid var(--border);
    background: transparent;
    border-radius: 999px;
    padding: 2px 8px;
    font-size: 0.75rem;
    cursor: pointer;
    color: var(--text-soft);
    margin-left: 6px;
}

.feed-option {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    cursor: pointer;
    font-size: 0.9rem;
}

.feed-option input {
    margin: 0;
}

.feed-option::before {
    content: "";
    width: 16px;
    height: 16px;
    border-radius: 4px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.9;
}

/* FEED ICONS */
.feed-bbc::before {
    background-image: linear-gradient(135deg, #bb1919, #e60000);
}

.feed-reuters::before {
    background-image: radial-gradient(circle, #ff7a00, #ff9f40);
}

.feed-aljazeera::before {
    background-image: linear-gradient(135deg, #c89b3c, #f2c14f);
}

/* FEED GROUP LABELS (NEW FOR v0.6.1) */
.feed-group-label {
    margin-top: 14px;
    margin-bottom: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-soft);
    opacity: 0.85;
}

/* FOOTER */
.site-footer {
    text-align: center;
    padding: 25px;
    background: var(--card-bg);
    border-top: 1px solid var(--border);
    margin-top: 20px;
}

/* ANIMATIONS */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}