:root {
    /* Color Palette */
    --bg-dark: #0a0c10;
    --bg-panel: rgba(22, 27, 34, 0.6);
    --text-primary: #f8fafc;
    --text-secondary: #a1b3c9;
    --gold-primary: #d4af37;
    --gold-secondary: #b08d28;
    --gold-dim: rgba(212, 175, 55, 0.2);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(212, 175, 55, 0.4);
    
    /* Effects */
    --glass-blur: blur(12px);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    
    /* Typography */
    --font-heading: 'Cinzel', serif;
    --font-body: 'Outfit', 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background Animated Shapes */
.bg-shape {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.4;
    animation: float 20s infinite ease-in-out alternate;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212,175,55,0.15) 0%, rgba(10,12,16,0) 70%);
    top: -200px;
    left: -200px;
}

.shape-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(30,58,138,0.2) 0%, rgba(10,12,16,0) 70%);
    bottom: -100px;
    right: -100px;
    animation-delay: -5s;
}

.shape-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, rgba(10,12,16,0) 70%);
    top: 40%;
    left: 40%;
    animation-duration: 25s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, 50px) scale(1.05); }
    100% { transform: translate(-30px, 20px) scale(0.95); }
}

.app-container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo h1 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.nav-logo span.logo-icon {
    font-size: 2rem;
}

.nav-logo h1 span {
    color: var(--gold-primary);
}

.nav-actions {
    display: flex;
    gap: 1rem;
}

/* Buttons */
.btn {
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-secondary));
    color: #000;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.5);
    background: linear-gradient(135deg, #e5c355, var(--gold-primary));
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-primary);
}

/* Glass Panel Utility */
.glass-panel {
    background: var(--bg-panel);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    box-shadow: var(--glass-shadow);
    border-radius: 12px;
}

/* Filters Section */
.filters-section {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
    align-items: center;
}

.search-container {
    flex: 1 1 100%;
    min-width: 300px;
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 1rem;
    color: var(--text-secondary);
}

.search-container input[type="text"] {
    width: 100%;
    padding: 0.8rem 1rem 0.8rem 3rem;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.search-container input[type="text"]:focus {
    outline: none;
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 2px var(--gold-dim);
}

.filter-controls {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

select {
    padding: 0.6rem 2rem 0.6rem 1rem;
    border-radius: 6px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    appearance: none;
    cursor: pointer;
    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='%238b949e' 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: 1em;
    transition: var(--transition);
}

select:focus, select:hover {
    border-color: var(--gold-primary);
    outline: none;
}

/* Lobbies Header */
.lobbies-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 1.5rem;
    padding: 0 0.5rem;
}

.lobbies-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pulse-indicator {
    width: 10px;
    height: 10px;
    background-color: #2ea043;
    border-radius: 50%;
    position: relative;
}

.pulse-indicator::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: #2ea043;
    border-radius: 50%;
    animation: pulse 2s infinite;
    z-index: -1;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.8; }
    70% { transform: scale(2.5); opacity: 0; }
    100% { transform: scale(1); opacity: 0; }
}

.lobbies-stats {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.lobbies-stats span {
    color: var(--gold-primary);
    font-weight: 600;
}

/* Lobby Grid */
.lobby-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(480px, 1fr));
    gap: 1.5rem;
    padding-bottom: 3rem;
}

/* Lobby Card */
.lobby-card {
    background: var(--bg-panel);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
    cursor: pointer;
}

.lobby-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-hover);
    box-shadow: 0 10px 40px rgba(0,0,0,0.5), 0 0 20px rgba(212, 175, 55, 0.1);
}

.lobby-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
    opacity: 0;
    transition: var(--transition);
}

.lobby-card:hover::before {
    opacity: 1;
}

.card-header {
    padding: 1.25rem 1.25rem 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.host-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.host-name {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.elo-badge {
    background: rgba(212, 175, 55, 0.15);
    color: var(--gold-primary);
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid var(--gold-dim);
}

.game-title {
    color: var(--text-secondary);
    font-size: 0.9rem;
    white-space: normal;
    word-break: break-word;
    max-width: 200px;
}

.server-badge {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.card-body {
    padding: 1rem 1.25rem;
    display: flex;
    gap: 1rem;
    flex: 1;
}

.map-icon {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    background: #1e2430;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    font-size: 2rem;
}

.map-spinner {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(212, 175, 55, 0.2);
    border-top: 2px solid var(--gold-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    background-color: var(--bg-dark);
    box-shadow: 0 0 5px rgba(0,0,0,0.5);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.game-details {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.4rem;
}

.detail-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.detail-icon {
    color: var(--text-secondary);
    width: 16px;
    display: inline-block;
    text-align: center;
}

.card-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(0, 0, 0, 0.2);
}

.players-count {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
}

.players-count .fill-bar {
    width: 60px;
    height: 6px;
    background: rgba(255,255,255,0.1);
    border-radius: 3px;
    overflow: hidden;
}

.players-count .fill-progress {
    height: 100%;
    background: var(--gold-primary);
    border-radius: 3px;
}

.btn-join {
    padding: 0.5rem 1rem;
    border-radius: 4px;
    background: rgba(212, 175, 55, 0.1);
    color: var(--gold-primary);
    border: 1px solid var(--gold-primary);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-join:hover {
    background: rgba(212, 175, 55, 0.2);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

.btn-view {
    padding: 0.5rem 1rem;
    border-radius: 4px;
    background: rgba(88, 166, 255, 0.1);
    color: #60a5fa;
    border: 1px solid rgba(88, 166, 255, 0.5);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-view:hover {
    background: rgba(88, 166, 255, 0.2);
    border-color: #60a5fa;
    box-shadow: 0 0 10px rgba(88, 166, 255, 0.3);
}

.player-list {
    display: none;
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.25);
    max-height: 150px;
    overflow-y: auto;
}

.lobby-card.expanded .player-list {
    display: block;
}

.player-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 1rem;
    font-size: 1rem;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: background 0.2s ease;
}

.player-item:hover {
    background: rgba(255,255,255,0.02);
}

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

.player-item .player-name {
    color: var(--text-primary);
}

.player-name {
    font-weight: 500;
    font-size: 1.05rem;
    letter-spacing: 0.3px;
}

.player-stats {
    font-size: 0.8rem;
    color: #cbd5e1;
    background: rgba(255, 255, 255, 0.08);
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    margin-left: 0.5rem;
    font-weight: 500;
    letter-spacing: 0.3px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.2);
    white-space: nowrap;
}

.player-elo {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--gold-primary);
    letter-spacing: 0.5px;
    text-shadow: 0 0 10px rgba(212, 175, 55, 0.2);
}

.player-item .player-elo {
    color: var(--gold-primary);
    font-weight: 600;
}

.lobby-card:hover .btn-join {
    background: var(--gold-primary);
    color: #000;
}

/* Empty State */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-panel);
    border-radius: 12px;
    border: 1px dashed var(--border-color);
}

.empty-state h3 {
    font-family: var(--font-heading);
    color: var(--gold-primary);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.empty-state p {
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .filters-section {
        flex-direction: column;
        align-items: stretch;
    }
    .filter-controls {
        flex-direction: column;
    }
    .filter-group {
        width: 100%;
    }
    select {
        width: 100%;
    }
    .lobby-grid {
        grid-template-columns: 1fr;
    }
}

/* Badges for Match Info */
.tags-row {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
    flex-wrap: wrap;
}

.badge {
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    backdrop-filter: blur(4px);
    border: none;
}

.match-type-badge {
    background: rgba(46, 160, 67, 0.2);
    color: #4ade80;
}

.map-size-badge {
    background: rgba(88, 166, 255, 0.2);
    color: #60a5fa;
}

.mod-info-badge {
    background: rgba(139, 148, 158, 0.2);
    color: #94a3b8;
}

.pop-badge {
    background: rgba(212, 175, 55, 0.2);
    color: #fde047;
}

.speed-badge {
    background: rgba(163, 113, 247, 0.2);
    color: #c084fc;
}

.age-badge,
.resources-badge {
    background: rgba(139, 148, 158, 0.2);
    color: #94a3b8;
}

/* Non-standard start age / resources stand out so players can spot them at a glance */
.age-badge.custom-setting,
.resources-badge.custom-setting {
    background: rgba(46, 160, 67, 0.2);
    color: #4ade80;
}

.treaty-badge {
    background: rgba(56, 139, 253, 0.2);
    color: #60a5fa;
}

/* Loader Animation */
.loader-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    grid-column: 1 / -1;
    color: var(--text-secondary);
    font-family: var(--font-body);
}

.loader-container .spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(212, 175, 55, 0.2);
    border-top: 3px solid var(--gold-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1.5rem;
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.2);
}

.spinner-inline {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-top: 2px solid var(--gold-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    vertical-align: middle;
    margin-left: 6px;
}

/* List Layout Overrides */
.lobby-grid.list-layout {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.lobby-grid.list-layout .lobby-card {
    display: grid;
    grid-template-columns: 3fr 5fr 2fr;
    grid-template-rows: auto auto;
    grid-template-areas: 
        "header body footer"
        "players players players";
    align-items: center;
}

.lobby-grid.list-layout .card-header {
    grid-area: header;
    border-bottom: none;
    border-right: 1px solid var(--border-color);
    padding: 1rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.lobby-grid.list-layout .card-body {
    grid-area: body;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem;
}

.lobby-grid.list-layout .card-footer {
    grid-area: footer;
    border-top: none;
    border-left: 1px solid var(--border-color);
    padding: 1rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1rem;
}

.lobby-grid.list-layout .player-list {
    grid-area: players;
}

.lobby-grid.list-layout .map-icon-wrapper {
    margin-bottom: 0;
    width: 60px;
    height: 40px;
}
.lobby-grid.list-layout .game-details {
    flex: 1;
    display: flex;
    flex-direction: column;
}
.lobby-grid.list-layout .tags-row {
    margin-top: 0.5rem;
}

/* Tagline under the logo (part of the h1 so the heading says what the page is) */
.nav-logo h1 .nav-tagline {
    display: block;
    font-family: var(--font-body, inherit);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.3px;
    color: var(--text-secondary);
}

/* About + FAQ below the lobby list */
.about-section {
    margin-top: 3rem;
    padding: 1.5rem 1.75rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.about-section h2 {
    font-family: var(--font-heading);
    color: var(--text-primary, #fff);
    font-size: 1.2rem;
    margin: 0 0 0.75rem;
}

.about-section h2:not(:first-child) {
    margin-top: 1.5rem;
}

.about-section details {
    border-top: 1px solid var(--border-color);
    padding: 0.75rem 0;
}

.about-section summary {
    cursor: pointer;
    color: var(--text-primary, #fff);
    font-weight: 600;
}

.about-section details p {
    margin: 0.5rem 0 0;
}

/* "Clear filters": next to the lobby count, and inside the empty state */
.clear-filters-btn {
    margin-left: 0.75rem;
    padding: 4px 12px;
    border-radius: 6px;
    border: 1px solid var(--gold-primary);
    background: var(--gold-dim);
    color: var(--gold-primary);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
}

.clear-filters-btn:hover {
    background: rgba(212, 175, 55, 0.3);
}

.empty-state .clear-filters-btn {
    margin: 1rem 0 0;
}