/* ═══════════════════════════════════════════════════════════════
   FAST TRACK LOBBY — Billiard Hall Theme
   Dark wood, warm amber, neon cyan/purple accents
   ═══════════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg: #0c0a08;
    --bg-card: rgba(30, 24, 18, 0.9);
    --bg-input: rgba(20, 16, 12, 0.8);
    --wood: #2a2118;
    --wood-light: #3d3025;
    --felt: #1a2a18;
    --amber: #ffb84d;
    --amber-dim: rgba(255, 184, 77, 0.15);
    --cyan: #00ffff;
    --purple: #bf00ff;
    --green: #39ff14;
    --text: #e8ddd0;
    --text-dim: #8a7a68;
    --border: rgba(160, 120, 60, 0.2);
    --border-hover: rgba(255, 184, 77, 0.4);
    --danger: #ef4444;
    --radius: 12px;
    --glow-cyan: 0 0 10px rgba(0, 255, 255, 0.3);
    --glow-purple: 0 0 10px rgba(191, 0, 255, 0.3);
    --glow-amber: 0 0 10px rgba(255, 184, 77, 0.3);
}

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

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg);
    /* Layered speakeasy atmosphere: amber overhead pendant + felt floor + purple neon rim */
    background-image:
        radial-gradient(ellipse 70% 45% at 50% 0%, rgba(200, 120, 20, 0.13) 0%, transparent 60%),
        radial-gradient(ellipse 50% 60% at 50% 100%, rgba(10, 40, 12, 0.25) 0%, transparent 55%),
        radial-gradient(ellipse 35% 80% at 0% 50%, rgba(100, 0, 180, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse 35% 80% at 100% 50%, rgba(0, 180, 200, 0.04) 0%, transparent 50%),
        repeating-linear-gradient(90deg,
            transparent,
            transparent 3px,
            rgba(60, 40, 10, 0.025) 3px,
            rgba(60, 40, 10, 0.025) 4px);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ── SCROLLBAR ─────────────────────────────────────────────── */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--wood-light);
    border-radius: 3px;
}

/* ── TYPOGRAPHY ────────────────────────────────────────────── */
.font-arcade {
    font-family: 'Press Start 2P', monospace;
}

h1,
h2,
h3 {
    font-family: 'Press Start 2P', monospace;
}

/* ── LAYOUT ────────────────────────────────────────────────── */
.lobby-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ── HEADER ────────────────────────────────────────────────── */
.lobby-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 1.6rem;
    background: linear-gradient(180deg,
            rgba(12, 9, 4, 0.97) 0%,
            rgba(18, 14, 8, 0.93) 100%);
    border-bottom: 1px solid rgba(200, 140, 50, 0.22);
    backdrop-filter: blur(18px) saturate(1.3);
    -webkit-backdrop-filter: blur(18px) saturate(1.3);
    box-shadow:
        0 1px 0 rgba(255, 200, 80, 0.08),
        0 4px 24px rgba(0, 0, 0, 0.5);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.lobby-logo h1 {
    font-size: 0.8rem;
    color: var(--amber);
    text-shadow: var(--glow-amber);
    letter-spacing: 2px;
}

.lobby-logo .logo-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
}

.header-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    border: 1px solid transparent;
    transition: all 0.2s;
}

.header-user:hover {
    border-color: var(--border-hover);
    background: var(--amber-dim);
}

.header-username {
    font-size: 0.85rem;
    font-weight: 500;
}

.header-avatar {
    font-size: 1.5rem;
}

.header-actions {
    display: flex;
    gap: 0.5rem;
}

/* ── BUTTONS ───────────────────────────────────────────────── */
.btn {
    font-family: 'Press Start 2P', monospace;
    font-size: 0.5rem;
    padding: 0.75rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-card);
    color: var(--text);
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 1px;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn:hover {
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

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

.btn-primary {
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.15), rgba(0, 255, 255, 0.05));
    border-color: rgba(0, 255, 255, 0.3);
    color: var(--cyan);
}

.btn-primary:hover {
    box-shadow: var(--glow-cyan);
    border-color: var(--cyan);
}

.btn-accent {
    background: linear-gradient(135deg, rgba(191, 0, 255, 0.15), rgba(191, 0, 255, 0.05));
    border-color: rgba(191, 0, 255, 0.3);
    color: var(--purple);
}

.btn-accent:hover {
    box-shadow: var(--glow-purple);
    border-color: var(--purple);
}

.btn-amber {
    background: linear-gradient(135deg, rgba(255, 184, 77, 0.15), rgba(255, 184, 77, 0.05));
    border-color: rgba(255, 184, 77, 0.3);
    color: var(--amber);
}

.btn-amber:hover {
    box-shadow: var(--glow-amber);
    border-color: var(--amber);
}

.btn-danger {
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--danger);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.1);
}

.btn-big {
    font-size: 0.6rem;
    padding: 1rem 2rem;
}

.btn-small {
    font-size: 0.4rem;
    padding: 0.5rem 0.75rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-glow {
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {

    0%,
    100% {
        box-shadow: 0 0 10px rgba(0, 255, 255, 0.2);
    }

    50% {
        box-shadow: 0 0 25px rgba(0, 255, 255, 0.5), 0 0 60px rgba(0, 255, 255, 0.15);
    }
}

.btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

/* ── INPUTS ────────────────────────────────────────────────── */
.input,
select {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    padding: 0.75rem 1rem;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 8px;
    outline: none;
    width: 100%;
    transition: border-color 0.2s;
}

.input:focus,
select:focus {
    border-color: var(--cyan);
    box-shadow: 0 0 8px rgba(0, 255, 255, 0.1);
}

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

.input-group {
    margin-bottom: 1rem;
}

.input-group label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-dim);
    margin-bottom: 0.4rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-family: 'Press Start 2P', monospace;
}

/* ── TOGGLE SWITCH ─────────────────────────────────────────── */
.toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.toggle-label {
    font-size: 0.85rem;
}

.toggle-label small {
    display: block;
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-top: 0.2rem;
}

.toggle-switch {
    position: relative;
    width: 44px;
    height: 24px;
    cursor: pointer;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--wood);
    border-radius: 12px;
    transition: 0.3s;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    left: 3px;
    bottom: 3px;
    background: var(--text-dim);
    border-radius: 50%;
    transition: 0.3s;
}

.toggle-switch input:checked+.toggle-slider {
    background: rgba(0, 255, 255, 0.3);
}

.toggle-switch input:checked+.toggle-slider::before {
    transform: translateX(20px);
    background: var(--cyan);
    box-shadow: 0 0 8px var(--cyan);
}

/* ── CARDS ─────────────────────────────────────────────────── */
.card {
    background: linear-gradient(145deg,
            rgba(28, 22, 14, 0.92) 0%,
            rgba(22, 17, 10, 0.88) 100%);
    border: 1px solid rgba(160, 110, 40, 0.2);
    border-radius: var(--radius);
    padding: 1.5rem;
    backdrop-filter: blur(14px) saturate(1.2);
    -webkit-backdrop-filter: blur(14px) saturate(1.2);
    margin-bottom: 1rem;
    box-shadow:
        0 2px 0 rgba(255, 200, 80, 0.04) inset,
        0 -1px 0 rgba(0, 0, 0, 0.5) inset,
        0 8px 32px rgba(0, 0, 0, 0.4);
    transition: border-color 0.25s, box-shadow 0.25s;
}

.card:hover {
    border-color: rgba(200, 140, 50, 0.35);
    box-shadow:
        0 2px 0 rgba(255, 200, 80, 0.06) inset,
        0 -1px 0 rgba(0, 0, 0, 0.5) inset,
        0 12px 40px rgba(0, 0, 0, 0.5),
        0 0 24px rgba(200, 140, 50, 0.06);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 0.6rem;
    color: var(--amber);
    letter-spacing: 2px;
}

/* ── HERO SECTION — Guest-first landing ────────────────────── */
.lobby-hero {
    text-align: center;
    padding: 4rem 2rem 3rem;
    position: relative;
}

.lobby-hero h1 {
    font-size: clamp(1rem, 3vw, 1.8rem);
    color: var(--amber);
    text-shadow: var(--glow-amber);
    margin-bottom: 1rem;
}

.lobby-hero .subtitle {
    font-size: 1rem;
    color: var(--text-dim);
    max-width: 500px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
}

/* ── PLAY MODES — Big action cards ─────────────────────────── */
.play-modes {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.play-mode {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.play-mode:hover {
    transform: translateY(-6px);
    border-color: var(--border-hover);
    box-shadow: 0 8px 30px rgba(255, 184, 77, 0.08);
}

.play-mode .mode-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.play-mode .mode-title {
    font-family: 'Press Start 2P', monospace;
    font-size: 0.55rem;
    color: var(--cyan);
    margin-bottom: 0.75rem;
    letter-spacing: 1px;
}

.play-mode .mode-desc {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.6;
}

.play-mode .mode-badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    font-family: 'Press Start 2P', monospace;
    font-size: 0.3rem;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    letter-spacing: 1px;
}

.badge-free {
    background: rgba(57, 255, 20, 0.15);
    color: var(--green);
    border: 1px solid rgba(57, 255, 20, 0.3);
}

.badge-login {
    background: rgba(191, 0, 255, 0.15);
    color: var(--purple);
    border: 1px solid rgba(191, 0, 255, 0.3);
}

/* ── SIGN IN SECTION (compact, below play modes) ──────────── */
.signin-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
    background: var(--bg-card);
    border: 1px solid rgba(191, 0, 255, 0.15);
    border-radius: var(--radius);
    text-align: center;
    flex-wrap: wrap;
}

.signin-bar .signin-text {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.signin-bar .signin-perks {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--text-dim);
}

.signin-bar .perk {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

/* ── AVATAR PICKER (3D-style grid) ─────────────────────────── */
.avatar-picker-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 0.5rem;
}

.avatar-opt {
    width: 100%;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    border-radius: 10px;
    border: 2px solid transparent;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.03);
    transition: all 0.2s;
}

.avatar-opt:hover {
    border-color: var(--amber);
    background: var(--amber-dim);
    transform: scale(1.1);
}

.avatar-opt.selected {
    border-color: var(--cyan);
    background: rgba(0, 255, 255, 0.1);
    box-shadow: var(--glow-cyan);
}

.avatar-preview {
    font-size: 5rem;
    text-align: center;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 20px rgba(255, 184, 77, 0.3));
}

.avatar-cats {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.avatar-cats button {
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
    background: var(--bg-input);
    color: var(--text-dim);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.avatar-cats button.active {
    border-color: var(--cyan);
    color: var(--cyan);
    background: rgba(0, 255, 255, 0.08);
}


/* ── MODALS ────────────────────────────────────────────────── */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(6px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: rgba(25, 20, 15, 0.98);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-title {
    font-size: 0.7rem;
    color: var(--amber);
    letter-spacing: 2px;
}

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    border-color: var(--danger);
    color: var(--danger);
}

/* ── WAITING ROOM ──────────────────────────────────────────── */
.waiting-room {
    text-align: center;
}

.waiting-code {
    font-family: 'Press Start 2P', monospace;
    font-size: 1.5rem;
    color: var(--cyan);
    text-shadow: var(--glow-cyan);
    letter-spacing: 0.4rem;
    padding: 1rem;
    background: rgba(0, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 10px;
    margin: 1rem 0;
}

.waiting-players {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin: 1.5rem 0;
}

.waiting-player {
    width: 100px;
    padding: 1rem 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    text-align: center;
}

.waiting-player.host {
    border-color: rgba(255, 215, 0, 0.4);
}

.waiting-player-avatar {
    font-size: 2rem;
    margin-bottom: 0.4rem;
}

.waiting-player-name {
    font-size: 0.7rem;
    color: var(--text-dim);
    word-break: break-all;
}

.waiting-player-slot {
    opacity: 0.3;
    border-style: dashed;
}

.share-url {
    display: flex;
    gap: 0.5rem;
    margin: 1rem 0;
}

.share-url .input {
    flex: 1;
    font-size: 0.75rem;
}

/* ── PRESTIGE BADGES ───────────────────────────────────────── */
.prestige-badge {
    font-family: 'Press Start 2P', monospace;
    font-size: 0.35rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    letter-spacing: 1px;
}

.prestige-bronze {
    background: rgba(205, 127, 50, 0.2);
    color: #cd7f32;
    border: 1px solid rgba(205, 127, 50, 0.3);
}

.prestige-silver {
    background: rgba(192, 192, 192, 0.2);
    color: #c0c0c0;
    border: 1px solid rgba(192, 192, 192, 0.3);
}

.prestige-gold {
    background: rgba(255, 215, 0, 0.2);
    color: #ffd700;
    border: 1px solid rgba(255, 215, 0, 0.3);
}

.prestige-diamond {
    background: rgba(0, 255, 255, 0.2);
    color: var(--cyan);
    border: 1px solid rgba(0, 255, 255, 0.3);
}

.prestige-platinum {
    background: rgba(191, 0, 255, 0.2);
    color: var(--purple);
    border: 1px solid rgba(191, 0, 255, 0.3);
}

.user-prestige {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ── SESSION LIST ──────────────────────────────────────────── */
.session-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.session-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: all 0.2s;
}

.session-item:hover {
    border-color: var(--border-hover);
}

.session-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.session-details h4 {
    font-size: 0.85rem;
    margin-bottom: 0.2rem;
}

.session-details p {
    font-size: 0.75rem;
    color: var(--text-dim);
}

/* ── TABS — premium bar-top rail ───────────────────────────── */
.tabs {
    display: flex;
    gap: 0;
    margin-bottom: 1.25rem;
    background: rgba(10, 8, 4, 0.7);
    border: 1px solid rgba(160, 110, 40, 0.18);
    border-radius: 10px;
    padding: 4px;
    backdrop-filter: blur(10px);
}

.tab {
    font-family: 'Press Start 2P', monospace;
    font-size: 0.38rem;
    padding: 0.7rem 1rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-dim);
    cursor: pointer;
    transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    justify-content: center;
    letter-spacing: 0.5px;
}

.tab:hover {
    color: var(--amber);
    background: rgba(255, 184, 77, 0.06);
}

.tab.active {
    color: var(--cyan);
    background: linear-gradient(145deg, rgba(0, 255, 255, 0.1), rgba(0, 200, 220, 0.06));
    box-shadow:
        0 0 12px rgba(0, 255, 255, 0.15),
        0 1px 0 rgba(0, 255, 255, 0.2) inset;
    border: 1px solid rgba(0, 255, 255, 0.18);
}

.panel {
    display: none;
}

.panel.active {
    display: block;
}

/* ── TOAST ─────────────────────────────────────────────────── */
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    color: var(--text);
    backdrop-filter: blur(10px);
    animation: toastIn 0.3s ease;
    max-width: 350px;
}

.toast-success {
    background: rgba(57, 255, 20, 0.15);
    border: 1px solid rgba(57, 255, 20, 0.3);
}

.toast-error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.toast-info {
    background: rgba(0, 255, 255, 0.15);
    border: 1px solid rgba(0, 255, 255, 0.3);
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* ── LOADING ───────────────────────────────────────────────── */
.loading-spinner {
    width: 30px;
    height: 30px;
    margin: 2rem auto;
    border: 3px solid var(--border);
    border-top-color: var(--cyan);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ── SETTINGS PANEL ────────────────────────────────────────── */
.settings-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

/* ── AUTH INLINE (compact form in sidebar/modal) ──────────── */
.auth-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.auth-tab {
    flex: 1;
    padding: 0.75rem;
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Press Start 2P', monospace;
    font-size: 0.4rem;
}

.auth-tab.active {
    background: rgba(0, 255, 255, 0.1);
    color: var(--cyan);
}

.auth-divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
    color: var(--text-dim);
    font-size: 0.8rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 30%;
    height: 1px;
    background: var(--border);
}

.auth-divider::before {
    left: 0;
}

.auth-divider::after {
    right: 0;
}

/* ── AUTH SCREEN ────────────────────────────────────────────── */
@keyframes authFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-screen {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background:
        radial-gradient(ellipse 65% 50% at 50% 0%, rgba(220, 130, 20, 0.12) 0%, transparent 55%),
        radial-gradient(ellipse 45% 65% at 50% 100%, rgba(8, 35, 10, 0.3) 0%, transparent 55%),
        radial-gradient(ellipse 30% 80% at 0% 50%, rgba(90, 0, 160, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse 30% 80% at 100% 50%, rgba(0, 160, 180, 0.05) 0%, transparent 50%);
    animation: authFadeIn 0.8s ease both;
}

.auth-logo {
    text-align: center;
    margin-bottom: 2.5rem;
}

.auth-logo img {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    margin-bottom: 1rem;
    box-shadow:
        0 0 0 1px rgba(255, 184, 77, 0.25),
        0 0 24px rgba(255, 150, 30, 0.25),
        0 8px 32px rgba(0, 0, 0, 0.5);
}

.auth-logo h1 {
    font-size: 1.1rem;
    color: var(--amber);
    text-shadow: 0 0 12px rgba(255, 184, 77, 0.6), 0 0 40px rgba(255, 150, 20, 0.3);
    margin-bottom: 0.4rem;
}

.auth-card.card {
    width: 100%;
    max-width: 400px;
    background: linear-gradient(160deg,
            rgba(26, 20, 12, 0.95) 0%,
            rgba(18, 14, 8, 0.92) 100%);
    border: 1px solid rgba(200, 140, 50, 0.28);
    box-shadow:
        0 0 0 1px rgba(255, 200, 80, 0.06),
        0 24px 64px rgba(0, 0, 0, 0.7),
        0 0 40px rgba(200, 120, 10, 0.08);
}

.private-game-btn {
    width: 100%;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg,
            rgba(20, 16, 10, 0.8),
            rgba(30, 22, 12, 0.7)) !important;
    border: 1px solid rgba(160, 110, 40, 0.25) !important;
    color: var(--text) !important;
    transition: all 0.22s;
}

.private-game-btn:hover {
    border-color: rgba(255, 184, 77, 0.45) !important;
    background: rgba(255, 184, 77, 0.08) !important;
    transform: translateX(4px);
    box-shadow: 0 0 16px rgba(255, 184, 77, 0.12);
}

/* ── QUICK ACTIONS ───────────────────────────────────────────── */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.quick-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.1rem 0.75rem;
    background: linear-gradient(145deg, rgba(28, 22, 14, 0.88), rgba(20, 15, 8, 0.82));
    border: 1px solid rgba(160, 110, 40, 0.18);
    border-radius: 12px;
    cursor: pointer;
    text-align: center;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.quick-action::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 184, 77, 0.3), transparent);
}

.quick-action:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 184, 77, 0.4);
    box-shadow:
        0 8px 28px rgba(0, 0, 0, 0.5),
        0 0 20px rgba(255, 150, 20, 0.1);
    background: linear-gradient(145deg, rgba(35, 26, 14, 0.92), rgba(28, 20, 10, 0.88));
}

.quick-action-icon {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.6));
}

.quick-action-title {
    font-family: 'Press Start 2P', monospace;
    font-size: 0.38rem;
    color: var(--amber);
    letter-spacing: 0.5px;
    margin-bottom: 0.3rem;
}

.quick-action-desc {
    font-size: 0.72rem;
    color: var(--text-dim);
    line-height: 1.4;
}

/* ── SESSION ITEMS (game list) ──────────────────────────────── */
.session-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1rem;
    background: linear-gradient(135deg, rgba(24, 18, 10, 0.7), rgba(18, 14, 8, 0.6));
    border: 1px solid rgba(160, 110, 40, 0.16);
    border-radius: 10px;
    transition: all 0.22s;
    position: relative;
    overflow: hidden;
}

.session-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--amber), rgba(255, 184, 77, 0.3));
    opacity: 0;
    transition: opacity 0.22s;
}

.session-item:hover {
    border-color: rgba(255, 184, 77, 0.32);
    background: linear-gradient(135deg, rgba(30, 22, 12, 0.85), rgba(22, 17, 10, 0.75));
    transform: translateX(3px);
}

.session-item:hover::before {
    opacity: 1;
}

/* ── RESPONSIVE ────────────────────────────────────────────── */
@media (max-width: 768px) {
    .play-modes {
        grid-template-columns: 1fr;
    }

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

    .avatar-picker-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .lobby-hero {
        padding: 2rem 1rem;
    }

    .lobby-header {
        padding: 0.75rem 1rem;
    }

    .tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
    }

    .tab {
        white-space: nowrap;
        flex: 0 0 auto;
    }

    .quick-actions {
        grid-template-columns: repeat(2, 1fr);
    }

    .signin-bar {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .avatar-picker-grid {
        grid-template-columns: repeat(5, 1fr);
    }

    .waiting-player {
        width: 80px;
    }

    .modal {
        padding: 1.25rem;
    }
}