/* === MAIN LAYOUT === */
.app-container {
    display: grid;
    grid-template-rows: auto auto 1fr;
    height: 100vh;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

/* === HEADER === */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--gap-lg);
    padding: var(--gap-sm) var(--gap-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
}

/* === SPONSORS BAR === */
.sponsor-bar {
    display: flex;
    align-items: center;
    gap: var(--gap-md);
    padding: 6px var(--gap-lg);
    height: 40px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
    overflow: hidden;
}

.sponsor-bar-label {
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--text-muted);
    flex: 0 0 auto;
    white-space: nowrap;
}

.sponsor-bar-slots {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
}

.sponsor-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid var(--border-subtle);
    background: var(--bg-panel);
    color: var(--text-secondary);
    text-decoration: none;
    min-width: 0;
    max-width: 160px;
    transition: background 0.15s ease, border-color 0.15s ease, opacity 0.15s ease, transform 0.15s ease;
}

.sponsor-pill-text {
    display: flex;
    flex-direction: column;
    gap: 1px;
    min-width: 0;
    line-height: 1.1;
}

.sponsor-pill:hover {
    background: var(--bg-hover);
    border-color: rgba(0, 229, 255, 0.35);
}

.sponsor-pill-logo {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 700;
    color: var(--accent-cyan);
    background: rgba(0, 229, 255, 0.12);
    border: 1px solid rgba(0, 229, 255, 0.25);
    overflow: hidden;
}

.sponsor-pill-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sponsor-pill-name {
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sponsor-pill-tagline {
    font-size: 0.62rem;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sponsor-bar-cta {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent-green);
    text-decoration: none;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(0, 230, 118, 0.25);
    background: rgba(0, 230, 118, 0.06);
    white-space: nowrap;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.sponsor-bar-cta-icon {
    font-size: 0.9rem;
    line-height: 1;
    color: var(--accent-green);
    opacity: 0.9;
    transform: translateY(-0.5px);
}

.sponsor-bar-cta:hover {
    background: rgba(0, 230, 118, 0.12);
    border-color: rgba(0, 230, 118, 0.45);
    color: var(--text-primary);
}

.sponsor-bar-cta:hover .sponsor-bar-cta-icon {
    color: var(--text-primary);
    opacity: 1;
}

.sponsor-pill.fade-out {
    opacity: 0;
    transform: translateY(-2px);
}

.sponsor-pill.fade-in {
    opacity: 1;
    transform: translateY(0);
}

/* Unclaimed sponsor slots (placeholders) should look distinct but visible */
.sponsor-pill[data-is-cta="1"] {
    opacity: 0.85;
    filter: saturate(0.7);
    border: 1.5px dashed var(--border-accent); /* Fallback if no variable */
}

.sponsor-pill[data-is-cta="1"] .sponsor-pill-name {
    color: var(--text-secondary);
}

.sponsor-pill[data-is-cta="1"]:hover {
    opacity: 1;
    filter: saturate(1);
    border-style: solid;
    /* Bring back the full color on hover using the CSS variable set in JS */
    border-color: rgba(var(--slot-rgb), 0.6) !important;
    background: rgba(var(--slot-rgb), 0.12) !important;
}

.sponsor-pill[data-is-cta="1"]:hover .sponsor-pill-logo {
    border-color: rgba(var(--slot-rgb), 0.4) !important;
    background: rgba(var(--slot-rgb), 0.2) !important;
    color: rgba(var(--slot-rgb), 1) !important;
}

/* Real sponsors should be very prominent */
.sponsor-pill[data-is-cta="0"] {
    opacity: 1;
    filter: saturate(1.1);
    border-width: 1.5px;
    transform: scale(1.02);
}

.sponsor-pill[data-is-cta="0"]:hover {
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.2);
}

@media (max-width: 900px) {
    .sponsor-bar-label {
        display: none;
    }

    .sponsor-pill[data-slot="3"],
    .sponsor-pill[data-slot="4"],
    .sponsor-pill[data-slot="5"] {
        display: none;
    }
}

/* Mobile sponsor bar, show fewer pills with full text */
@media (max-width: 720px) {
    .sponsor-pill[data-slot="2"] {
        display: none;
    }
}

@media (max-width: 520px) {
    .sponsor-bar {
        height: auto;
        padding: 8px 12px;
        flex-wrap: wrap;
        row-gap: 6px;
        overflow: visible;
    }

    .sponsor-pill[data-slot="1"],
    .sponsor-pill[data-slot="2"],
    .sponsor-pill[data-slot="3"],
    .sponsor-pill[data-slot="4"],
    .sponsor-pill[data-slot="5"] {
        display: none;
    }

    .sponsor-bar-cta {
        display: inline-flex;
        width: 100%;
        justify-content: center;
    }

    .sponsor-pill {
        width: 100%;
        max-width: 100%;
        justify-content: center;
        padding: 6px 10px;
    }

    .sponsor-pill-name {
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        font-size: 0.8rem;
    }

    .sponsor-pill-tagline {
        font-size: 0.7rem;
        text-align: center;
        max-width: 100%;
    }
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--gap-md);
    flex-wrap: wrap;
    min-width: 0;
    flex: 1 1 auto;
}

.back-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1.4rem;
    padding: var(--gap-xs) var(--gap-sm);
    border-radius: var(--card-radius);
    transition: all 0.15s ease;
    cursor: pointer;
}

.back-link:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--gap-md);
}

.header-brand h1 {
    font-size: 1.1rem;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

.header-title-clickable {
    cursor: pointer;
    transition: opacity 0.2s ease, transform 0.2s ease;
    user-select: none;
}

.header-title-clickable:hover {
    opacity: 0.8;
    transform: scale(1.02);
}

.header-title-clickable:active {
    transform: scale(0.98);
}

.methodology-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    margin-left: var(--gap-md);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-cyan);
    background: rgba(0, 230, 230, 0.1);
    border: 2px solid var(--accent-cyan);
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    box-shadow: 0 0 12px rgba(0, 230, 230, 0.3);
    animation: methodologyPulse 2s ease-in-out infinite;
}

.methodology-link:hover {
    color: var(--accent-green);
    border-color: var(--accent-green);
    background: rgba(0, 230, 118, 0.15);
    box-shadow: 0 0 16px rgba(0, 230, 118, 0.4);
    transform: scale(1.1);
}

@keyframes methodologyPulse {
    0%, 100% {
        box-shadow: 0 0 12px rgba(0, 230, 230, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(0, 230, 230, 0.5);
    }
}

.header-search {
    flex: 1;
    max-width: 400px;
}

.search-input {
    width: 100%;
    padding: var(--gap-sm) var(--gap-md);
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: var(--text-primary);
    background: var(--bg-panel);
    border: 1px solid var(--border-subtle);
    border-radius: var(--card-radius);
    outline: none;
    transition: all 0.15s ease;
}

.search-input:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 2px rgba(0, 229, 255, 0.1);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.header-nav {
    display: flex;
    gap: var(--gap-xs);
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
    padding: var(--gap-sm) var(--gap-md);
    font-family: var(--font-ui);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--card-radius);
    cursor: pointer;
    transition: all 0.15s ease;
}

.nav-btn:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.nav-btn.active {
    color: var(--accent-cyan);
    background: var(--bg-panel);
    border-color: var(--accent-cyan);
}

.nav-icon {
    font-size: 1rem;
}

/* === MAIN LAYOUT === */
.main-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: var(--gap-md);
    padding: var(--gap-md);
    overflow: hidden;
}

/* === LEFT SIDEBAR === */
.sidebar-left {
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
    overflow-y: auto;
    overflow-x: hidden;
}

.flex-1 {
    flex: 1;
    min-height: 0;
}

/* === MAIN CONTENT === */
.main-content {
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.tab-content {
    display: none;
    height: 100%;
    overflow: hidden;
}

.tab-content.active {
    display: block;
}

/* === AGENDA TAB LAYOUT === */
.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--gap-md);
    height: 100%;
    overflow-y: auto;
}

.span-2 {
    grid-column: span 2;
}

/* === LAB TAB LAYOUT === */
.lab-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--gap-md);
    height: 100%;
    overflow: hidden;
}

.lab-main {
    overflow: hidden;
}

.lab-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
    overflow-y: auto;
}

.feed-scroll {
    overflow-y: auto;
    max-height: calc(100vh - 220px);
}

/* === LIBRARY TAB LAYOUT === */
.library-layout {
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
    height: 100%;
    overflow: hidden;
}

.library-filters {
    display: flex;
    gap: var(--gap-xs);
    flex-shrink: 0;
}

.library-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--gap-md);
    overflow-y: auto;
    padding-bottom: var(--gap-md);
}

/* === FILTER TABS === */
.filter-tabs {
    display: flex;
    gap: var(--gap-xs);
}

.filter-btn {
    padding: var(--gap-xs) var(--gap-sm);
    font-family: var(--font-ui);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--card-radius);
    cursor: pointer;
    transition: all 0.15s ease;
}

.filter-btn:hover {
    color: var(--text-secondary);
    background: var(--bg-hover);
}

.filter-btn.active {
    color: var(--accent-cyan);
    background: rgba(0, 229, 255, 0.1);
    border-color: rgba(0, 229, 255, 0.3);
}

/* === RESPONSIVE === */
@media (max-width: 1200px) {
    .main-layout {
        grid-template-columns: 220px 1fr;
    }

    .lab-layout {
        grid-template-columns: 1fr 280px;
    }
}

@media (max-width: 900px) {
    .main-layout {
        grid-template-columns: 200px 1fr;
    }

    .lab-layout {
        grid-template-columns: 1fr 240px;
    }

    .content-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* Mobile: allow vertical scrolling, prevent horizontal overflow */
@media (max-width: 768px) {
    html, body {
        overflow-x: hidden;
        overflow-y: auto;
        height: auto;
        max-width: 100vw;
    }

    .app-container {
        height: auto;
        min-height: 100vh;
        overflow: visible;
        width: 100%;
        max-width: 100vw;
    }

    .header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--gap-sm);
        padding: var(--gap-sm);
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .header-left {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: var(--gap-xs);
        order: 1;
    }

    .back-link {
        flex-shrink: 0;
        order: 1;
    }

    .header-brand {
        display: flex;
        align-items: center;
        gap: var(--gap-xs);
        flex: 1;
        min-width: 0;
        order: 2;
    }

    .header-brand h1 {
        font-size: 0.85rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 120px;
    }

    .live-indicator {
        flex-shrink: 0;
        font-size: 0.7rem;
    }

    .methodology-link {
        flex-shrink: 0;
        width: 28px;
        height: 28px;
        font-size: 1rem;
    }

    .refresh-countdown {
        margin-left: auto;
        order: 3;
        flex-shrink: 0;
    }

    .header-nav {
        order: 3;
        width: 100%;
        display: flex;
        justify-content: stretch;
        gap: var(--gap-xs);
        margin-top: var(--gap-xs);
    }

    .nav-btn {
        flex: 1;
        justify-content: center;
        padding: var(--gap-sm);
        font-size: 0.75rem;
        min-width: 0;
    }

    .nav-icon {
        display: none;
    }

    .main-layout {
        display: grid;
        grid-template-columns: 1fr;
        overflow: visible;
        padding: var(--gap-sm);
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        gap: var(--gap-sm);
    }

    .sidebar-left {
        display: flex;
        flex-direction: column;
        gap: var(--gap-sm);
        order: 2;
    }

    .sidebar-left .panel.flex-1 {
        grid-column: span 1;
    }

    .main-content {
        order: 1;
        overflow: visible;
    }

    .tab-content {
        overflow: visible;
    }

    .content-grid {
        grid-template-columns: 1fr;
        overflow: visible;
    }

    .span-2 {
        grid-column: span 1;
    }

    .lab-layout {
        grid-template-columns: 1fr;
        overflow: visible;
    }

    .lab-sidebar {
        display: flex;
        flex-direction: column;
        gap: var(--gap-sm);
    }

    .feed-scroll {
        max-height: none;
        overflow: visible;
    }

    .library-grid {
        grid-template-columns: 1fr;
        overflow: visible;
    }

    /* Compact panels */
    .panel-header {
        padding: var(--gap-xs) var(--gap-sm);
    }

    .panel-body {
        padding: var(--gap-sm);
    }

    .metric-value {
        font-size: 1.1rem;
    }

    .exploration-title {
        font-size: 1rem;
    }

    .variation-item {
        padding: var(--gap-xs) var(--gap-sm);
        gap: var(--gap-sm);
    }

    .feed-item {
        padding: var(--gap-sm);
    }

    /* Prevent horizontal overflow from any element */
    pre, code, table {
        max-width: 100%;
        overflow-x: auto;
    * {
        max-width: 100%;
        box-sizing: border-box;
    }

    pre, code, table {
        max-width: 100%;
        overflow-x: auto;
        word-break: break-word;
    }

    img, video, iframe {
        max-width: 100%;
        height: auto;
        width: 95%;
        max-height: 90vh;
    }

    .modal-body {
        padding: var(--gap-sm);
    }

    /* CTA buttons shown on mobile - styled above */

    /* Make countdown smaller on mobile */
    .refresh-countdown {
        margin-left: var(--gap-sm);
        padding: var(--gap-xs) var(--gap-sm);
    }

    .countdown-bar {
        display: none;
    }

    .countdown-value {
        font-size: 0.9rem;
    }
}

/* Very small screens */
@media (max-width: 480px) {
    .sidebar-left {
        grid-template-columns: 1fr;
    }

    .sidebar-left .panel.flex-1 {
        grid-column: span 1;
    }

    .lab-sidebar {
        grid-template-columns: 1fr;
    }

    .header-brand h1 {
        font-size: 0.9rem;
    }

    .metric-grid {
        grid-template-columns: 1fr 1fr;
    }

    /* Even smaller countdown */
    .refresh-countdown {
        padding: 2px var(--gap-xs);
    }

    .countdown-icon {
        font-size: 0.8rem;
    }

    .countdown-label {
        display: none;
    }
}