/* ==========================================================================
   Hercules GeoGuessr — Online Lobby & CS2 Profile Styling
   ========================================================================== */

:root {
    --bg-dark: #0f101d;
    --card-bg: rgba(22, 24, 42, 0.78);
    --card-border: rgba(255, 255, 255, 0.08);
    --card-shadow: 0 16px 36px rgba(0, 0, 0, 0.45);
    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --accent-green: #10b981;
    --accent-gold: #f59e0b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
}

.lobby-screen {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    padding: clamp(14px, 2.5vh, 28px) clamp(16px, 3vw, 40px);
    box-sizing: border-box;
    backdrop-filter: blur(4px);
}

/* ==========================================================================
   Top App Bar & Prominent Lobby Code Banner
   ========================================================================== */

.lobby-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 12px 24px;
    background: rgba(18, 20, 36, 0.85);
    border: 1px solid var(--card-border);
    border-radius: 18px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.lobby-brand .lobby-logo {
    font-size: clamp(20px, 2.2vw, 26px);
    font-weight: 800;
    color: #ffffff;
    text-decoration: none;
    letter-spacing: -0.5px;
    white-space: nowrap;
}

.lobby-brand .lobby-logo span {
    color: var(--accent-blue);
}

/* Central Prominent Lobby Join Code Banner */
.lobby-code-banner {
    display: flex;
    align-items: center;
    gap: 14px;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.9));
    border: 1px solid rgba(59, 130, 246, 0.35);
    padding: 8px 18px;
    border-radius: 14px;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
}

.code-label {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.5px;
    color: var(--accent-cyan);
    text-transform: uppercase;
}

.code-value-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}

.code-display {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Courier New", monospace;
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 4px;
    color: #ffffff;
    background: rgba(0, 0, 0, 0.35);
    padding: 4px 12px;
    border-radius: 8px;
    border: 1px dashed rgba(255, 255, 255, 0.2);
}

.btn-copy-code,
.btn-copy-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 600;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-copy-code:hover,
.btn-copy-link:hover {
    background: rgba(59, 130, 246, 0.25);
    border-color: var(--accent-blue);
    transform: translateY(-1px);
}

.btn-copy-link {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(14, 165, 233, 0.2));
    border-color: rgba(59, 130, 246, 0.4);
}

.lobby-user-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.lobby-user-chip {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--text-secondary);
}

.user-name-highlight {
    color: #ffffff;
    font-weight: 700;
}

.btn-leave-lobby {
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid rgba(245, 158, 11, 0.35);
    color: #fbbf24;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-leave-lobby:hover {
    background: rgba(245, 158, 11, 0.3);
    color: #ffffff;
}

.btn-switch-account {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-switch-account:hover {
    background: rgba(239, 68, 68, 0.25);
    color: #ffffff;
}

/* ==========================================================================
   Main 3-Column Lobby Grid
   ========================================================================== */

.lobby-main-grid {
    display: grid;
    grid-template-columns: minmax(280px, 1fr) minmax(320px, 1.2fr) minmax(280px, 1fr);
    gap: clamp(14px, 2vw, 24px);
    align-items: start;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    box-sizing: border-box;
    flex: 1;
}

.lobby-col {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-width: 0;
}

/* ==========================================================================
   CENTER COLUMN: CS2-Inspired Profile Card
   ========================================================================== */

.cs-profile-card {
    background: linear-gradient(180deg, rgba(28, 30, 52, 0.92) 0%, rgba(18, 20, 36, 0.95) 100%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.15);
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    backdrop-filter: blur(12px);
}

/* Top Name & Insignia */
.cs-profile-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.cs-insignia {
    font-size: 20px;
    filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.4));
}

.cs-player-name {
    margin: 0;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: #ffffff;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* Framed Avatar with Top-Left Service Ribbon */
.cs-avatar-container {
    position: relative;
    width: 130px;
    height: 130px;
    margin: 4px 0 16px 0;
}

.cs-avatar-frame {
    width: 100%;
    height: 100%;
    border-radius: 14px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5), inset 0 0 12px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    background: #141628;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cs-avatar-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.cs-avatar-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Pinned Service Ribbon (like the CS2 badge overlay) */
.cs-service-ribbon {
    position: absolute;
    top: -8px;
    left: -8px;
    width: 36px;
    height: 38px;
    background: linear-gradient(135deg, #7c3aed 0%, #4338ca 100%);
    border: 1.5px solid #ffffff;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.6);
    z-index: 5;
    transform: rotate(-6deg);
    transition: transform 0.2s;
}

.cs-service-ribbon:hover {
    transform: rotate(0deg) scale(1.1);
}

.cs-service-ribbon .ribbon-icon {
    font-size: 18px;
}

/* Divider */
.cs-card-divider {
    width: 90%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.18), transparent);
    margin: 10px 0 16px 0;
}

/* Center Metallic Rank Medal */
.cs-medal-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.cs-medal-coin {
    position: relative;
    width: 92px;
    height: 92px;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 35%, #ffd700 0%, #b8860b 60%, #5c4308 100%);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6), 0 0 20px rgba(245, 158, 11, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid #ffea85;
}

.coin-rim {
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    border: 1px dashed rgba(255, 255, 255, 0.6);
    pointer-events: none;
}

.coin-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
}

.coin-icon {
    font-size: 30px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
}

.coin-stars {
    font-size: 9px;
    font-weight: 800;
    color: #fff9db;
    letter-spacing: 2px;
}

.cs-tier-label {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.5px;
    color: #fed330;
    text-transform: uppercase;
}

/* XP Progress Bar */
.cs-xp-container {
    width: 90%;
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}

.cs-xp-track {
    width: 100%;
    height: 8px;
    background: rgba(15, 23, 42, 0.8);
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    position: relative;
}

.cs-xp-fill {
    height: 100%;
    background: linear-gradient(90deg, #0284c7, #38bdf8, #818cf8);
    border-radius: 999px;
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.6);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.cs-xp-labels {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.cs-xp-percent {
    color: #38bdf8;
    font-weight: 700;
}

/* CS2 Angled Slate Banner Plate */
.cs-rank-plate {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border: 1px solid rgba(148, 163, 184, 0.25);
    padding: 8px 14px;
    border-radius: 8px;
    transform: skewX(-12deg);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
    margin-bottom: 18px;
    max-width: 92%;
    box-sizing: border-box;
}

.cs-rank-plate > * {
    transform: skewX(12deg);
}

.plate-stripes {
    color: var(--accent-cyan);
    font-weight: 900;
    font-size: 14px;
    letter-spacing: -1px;
    flex-shrink: 0;
}

.plate-title {
    font-size: clamp(11px, 1.1vw, 13px);
    font-weight: 800;
    letter-spacing: 1px;
    color: #ffffff;
    text-transform: uppercase;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Stats Row */
.cs-stats-row {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.cs-stat-box {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    padding: 8px 4px;
}

.stat-num {
    font-size: 16px;
    font-weight: 800;
    color: #ffffff;
}

.stat-lbl {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==========================================================================
   RIGHT COLUMN: Matchmaking Panels & Roster (Up to 4+)
   ========================================================================== */

.lobby-panel {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 18px;
    box-shadow: var(--card-shadow);
    padding: 20px;
    backdrop-filter: blur(10px);
}

.panel-title {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: #ffffff;
}

/* Quick Join Card */
.quick-join-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.join-code-form {
    display: flex;
    gap: 10px;
}

.join-code-input {
    flex: 1;
    background: rgba(15, 23, 42, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    padding: 10px 14px;
    font-family: ui-monospace, monospace;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #ffffff;
    text-transform: uppercase;
    outline: none;
    transition: border-color 0.2s;
}

.join-code-input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
}

.btn-join-submit {
    background: rgba(59, 130, 246, 0.25);
    border: 1px solid var(--accent-blue);
    color: #ffffff;
    padding: 10px 18px;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-join-submit:hover {
    background: var(--accent-blue);
    transform: translateY(-1px);
}

/* Roster Card */
.roster-card {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

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

.roster-title-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.roster-count-badge {
    background: rgba(59, 130, 246, 0.2);
    border: 1px solid rgba(59, 130, 246, 0.4);
    color: #93c5fd;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.roster-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.roster-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    transition: background 0.2s;
}

.roster-item.self {
    border-color: rgba(59, 130, 246, 0.4);
    background: rgba(59, 130, 246, 0.08);
}

.roster-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.roster-avatar {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    overflow: hidden;
    background: #1e293b;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.roster-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.roster-info {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.roster-name-row {
    display: flex;
    align-items: center;
    gap: 6px;
}

.roster-name {
    font-size: 14px;
    font-weight: 700;
    color: #ffffff;
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.roster-crown {
    font-size: 12px;
}

.roster-rank-tag {
    font-size: 11px;
    color: var(--text-muted);
}

.roster-badge {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 6px;
    text-transform: uppercase;
}

.roster-badge.host {
    background: rgba(245, 158, 11, 0.2);
    border: 1px solid rgba(245, 158, 11, 0.4);
    color: #fbbf24;
}

.roster-badge.ready {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid rgba(16, 185, 129, 0.4);
    color: #34d399;
}

/* Empty placeholder slot */
.roster-slot-empty {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: transparent;
    border: 1px dashed rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    color: var(--text-muted);
    font-size: 13px;
}

.btn-invite-slot {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #ffffff;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-invite-slot:hover {
    background: rgba(59, 130, 246, 0.3);
    border-color: var(--accent-blue);
}

/* Match Mode Indicator & Launch Card */
.launch-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mode-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
}

.mode-icon-wrap {
    font-size: 26px;
}

.mode-info {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.mode-title {
    font-size: 15px;
    font-weight: 800;
    color: #ffffff;
}

.mode-desc {
    font-size: 12px;
    color: var(--text-muted);
}

.btn-start-game {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 24px;
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: #ffffff;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-start-game:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(16, 185, 129, 0.55);
}

.btn-start-game:active {
    transform: translateY(0);
}

.btn-start-game:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.host-notice {
    font-size: 12px;
    color: #fbbf24;
    text-align: center;
    font-weight: 600;
}

/* ==========================================================================
   Game Configuration Modal (Pack & Difficulty Selector)
   ========================================================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(5, 6, 15, 0.75);
    backdrop-filter: blur(8px);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.2s ease;
}

.modal-card {
    width: 100%;
    max-width: 540px;
    background: linear-gradient(180deg, #1e2238 0%, #131526 100%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 22px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.75);
    padding: 26px;
    display: flex;
    flex-direction: column;
    gap: 22px;
}

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

.modal-title {
    margin: 0;
    font-size: 20px;
    font-weight: 800;
    color: #ffffff;
}

.btn-close-modal {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    transition: color 0.2s;
}

.btn-close-modal:hover {
    color: #ffffff;
}

.modal-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
    text-align: left;
}

.section-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* City Pack Grid */
.city-pack-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.pack-card {
    position: relative;
    background: rgba(255, 255, 255, 0.04);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    padding: 14px 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.pack-card.selected {
    border-color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.15);
    box-shadow: 0 0 16px rgba(59, 130, 246, 0.35);
}

.pack-card.disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.pack-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    font-size: 9px;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--accent-blue);
    color: #ffffff;
    text-transform: uppercase;
}

.pack-badge.locked {
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-muted);
}

.pack-name {
    font-size: 14px;
    font-weight: 800;
    color: #ffffff;
    margin-top: 10px;
}

.pack-desc {
    font-size: 10px;
    color: var(--text-muted);
    line-height: 1.3;
}

/* Difficulty Grid */
.difficulty-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
    gap: 8px;
}

.diff-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    padding: 10px 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-secondary);
}

.diff-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.25);
}

.diff-btn.active {
    background: rgba(59, 130, 246, 0.2);
    border-color: var(--accent-blue);
    color: #ffffff;
    box-shadow: 0 0 14px rgba(59, 130, 246, 0.3);
}

.diff-dot {
    font-size: 14px;
}

.diff-dot.easy { color: #10b981; }
.diff-dot.normal { color: #3b82f6; }
.diff-dot.hard { color: #f59e0b; }
.diff-dot.extreme { color: #ef4444; }
.diff-dot.all { color: #a855f7; }

.diff-name {
    font-size: 13px;
    font-weight: 700;
}

.diff-sub {
    font-size: 9px;
    color: var(--text-muted);
    text-align: center;
    line-height: 1.2;
}

/* Modal Footer */
.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 6px;
}

.btn-modal-cancel {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-secondary);
    padding: 12px 20px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-modal-cancel:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
}

.btn-modal-launch {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    color: #ffffff;
    padding: 12px 24px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.4);
    transition: all 0.2s;
}

.btn-modal-launch:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.55);
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */

.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid rgba(59, 130, 246, 0.5);
    color: #ffffff;
    padding: 12px 20px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    pointer-events: auto;
    animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */

@media (max-width: 1100px) {
    .lobby-main-grid {
        grid-template-columns: 1fr 1fr;
    }
    .lobby-leaderboard-col {
        grid-column: span 2;
        order: 3;
    }
}

@media (max-width: 768px) {
    .lobby-topbar {
        flex-direction: column;
        align-items: stretch;
    }
    .lobby-code-banner {
        justify-content: center;
    }
    .lobby-main-grid {
        grid-template-columns: 1fr;
    }
    .lobby-leaderboard-col {
        grid-column: span 1;
        order: 3;
    }
}