@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=Share+Tech+Mono&display=swap');

:root {
    --bg-deep: #050b11;
    --bg-mid: #0b1323;
    --panel: rgba(8, 17, 29, 0.82);
    --panel-border: rgba(97, 255, 213, 0.34);
    --text: #d7ffeb;
    --text-dim: #95c3b4;
    --accent: #41ffd0;
    --accent-2: #ffe066;
    --danger: #ff5b67;
    --success: #9dff6a;
}

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

body {
    font-family: 'Share Tech Mono', monospace;
    min-height: 100vh;
    min-height: 100dvh;
    color: var(--text);
    background:
        radial-gradient(circle at 15% 10%, rgba(65, 255, 208, 0.16), transparent 44%),
        radial-gradient(circle at 80% 80%, rgba(255, 224, 102, 0.14), transparent 40%),
        linear-gradient(130deg, var(--bg-deep), var(--bg-mid));
    overflow-x: hidden;
    overflow-y: auto;
    user-select: none;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

.bg-grid,
.bg-glow {
    position: fixed;
    inset: 0;
    pointer-events: none;
}

.bg-grid {
    background-image:
        linear-gradient(rgba(160, 255, 232, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(160, 255, 232, 0.08) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(to bottom, transparent, black 22%, black 74%, transparent);
    animation: driftGrid 12s linear infinite;
}

.bg-glow {
    background: repeating-linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.02) 0,
        rgba(255, 255, 255, 0.02) 2px,
        transparent 3px,
        transparent 7px
    );
}

.screen {
    display: none;
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    justify-content: center;
    align-items: center;
    padding: 20px 20px 72px;
    animation: screenIn 260ms ease;
}

.screen.active {
    display: flex;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.main-menu-layout {
    width: min(94vw, 520px);
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(360px, 450px);
    gap: 0;
    align-items: center;
    justify-content: center;
}

.menu-sidebar {
    text-align: left;
    padding: 20px 16px;
    width: 100%;
}

.menu-sidebar-right {
    align-self: start;
}

.floating-info-buttons {
    position: fixed;
    right: 16px;
    bottom: 40px;
    z-index: 320;
}

.sidebar-title {
    margin-bottom: 14px;
    color: var(--accent-2);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.66rem;
    line-height: 1.5;
}

.sidebar-list {
    list-style: square;
    padding-left: 18px;
    color: var(--text-dim);
    display: grid;
    gap: 10px;
    line-height: 1.6;
    font-size: 0.92rem;
}

.sidebar-warning {
    margin-top: 16px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(255, 91, 103, 0.34);
    background: rgba(255, 91, 103, 0.08);
    color: #ffd1d5;
    line-height: 1.7;
}

.sidebar-section {
    margin-bottom: 14px;
}

.sidebar-section-title {
    margin-bottom: 6px;
    color: var(--accent);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.58rem;
    line-height: 1.5;
}

.sidebar-text {
    color: var(--text-dim);
    line-height: 1.7;
    font-size: 0.92rem;
}

.sidebar-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-bottom: 0;
    flex-wrap: wrap;
}

.info-orb-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.sidebar-mini-button {
    width: 54px;
    min-width: 54px;
    height: 54px;
    min-height: 54px;
    padding: 0;
    border-radius: 50%;
    border: 1px solid rgba(65, 255, 208, 0.56);
    background:
        radial-gradient(circle at 35% 30%, rgba(30, 181, 137, 0.38), transparent 62%),
        linear-gradient(145deg, rgba(2, 18, 29, 0.98), rgba(8, 46, 42, 0.95));
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 0 0 1px rgba(65, 255, 208, 0.14) inset,
        0 0 0 6px rgba(65, 255, 208, 0.08),
        0 10px 20px rgba(0, 0, 0, 0.34);
    transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease, filter 160ms ease;
    line-height: 1;
}

.sidebar-mini-button:hover {
    transform: translateY(-2px) scale(1.04);
    border-color: rgba(118, 255, 221, 0.86);
    filter: brightness(1.08);
    box-shadow:
        0 0 0 1px rgba(118, 255, 221, 0.22) inset,
        0 0 0 7px rgba(118, 255, 221, 0.12),
        0 14px 24px rgba(0, 0, 0, 0.4);
}

.sidebar-mini-button:active {
    transform: translateY(0) scale(0.98);
}

.info-orb-icon {
    font-size: 1.2rem;
    filter: drop-shadow(0 0 6px rgba(65, 255, 208, 0.48));
}

.info-orb-caption {
    font-size: 0.64rem;
    letter-spacing: 0.03em;
    color: var(--text);
    opacity: 0.52;
    text-align: center;
    line-height: 1.2;
}

.sidebar-info-panel {
    position: fixed;
    inset: 0;
    z-index: 360;
    padding: 18px;
    background: rgba(1, 6, 10, 0.72);
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-info-card {
    width: min(92vw, 560px);
    max-height: min(84vh, 720px);
    overflow-y: auto;
    padding: 14px 14px 12px;
    text-align: left;
}

.sidebar-info-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 10px;
}

.sidebar-info-title {
    color: var(--accent-2);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.58rem;
    line-height: 1.5;
}

.sidebar-info-close {
    width: 30px;
    height: 30px;
    min-height: 30px;
    padding: 0;
    border-radius: 8px;
    font-size: 0.62rem;
    line-height: 1;
}

.sidebar-info-list {
    list-style: square;
    padding-left: 18px;
    color: var(--text-dim);
    display: grid;
    gap: 10px;
    line-height: 1.6;
    font-size: 0.88rem;
}

.sidebar-info-section {
    margin-bottom: 12px;
}

.sidebar-info-section:last-child {
    margin-bottom: 0;
}

.sidebar-info-section-title {
    margin-bottom: 6px;
    color: var(--accent);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.52rem;
    line-height: 1.5;
}

.sidebar-info-text {
    color: var(--text-dim);
    line-height: 1.7;
    font-size: 0.88rem;
}

.menu-sidebar-right .sidebar-section:last-child {
    margin-bottom: 0;
}

.card {
    width: min(92vw, 450px);
    padding: 40px 32px;
}

#main-menu-screen .card {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-self: center;
}

#main-menu-screen h1 {
    font-size: clamp(1.3rem, 2.4vw, 1.8rem);
    margin-bottom: 14px;
}

.panel {
    border: 1px solid var(--panel-border);
    border-radius: 18px;
    text-align: center;
    background: var(--panel);
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06) inset, 0 16px 48px rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(3px);
    animation: riseIn 340ms ease;
}

h1 {
    font-family: 'Press Start 2P', cursive;
    font-size: clamp(1.25rem, 2.7vw, 1.8rem);
    line-height: 1.4;
    color: var(--accent-2);
    margin-bottom: 18px;
    text-shadow: 0 0 14px rgba(255, 224, 102, 0.4);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

.subtitle {
    color: var(--text-dim);
    margin-bottom: 18px;
    letter-spacing: 0.04em;
}

.intro-copy {
    margin: 0 0 16px;
    color: var(--text-dim);
    line-height: 1.6;
    font-size: 0.92rem;
}

.login-compact {
    max-width: 420px !important;
    padding: 20px !important;
}

.login-compact h1 {
    font-size: 1.5rem !important;
    margin-bottom: 8px !important;
}

.login-compact .subtitle {
    font-size: 0.9rem !important;
    margin-bottom: 8px !important;
}

.login-compact .intro-copy {
    font-size: 0.85rem !important;
    margin-bottom: 12px !important;
}

.login-compact .seo-faq {
    margin-bottom: 14px !important;
    padding: 8px !important;
}

.login-compact .seo-faq-title {
    font-size: 0.5rem !important;
    margin-bottom: 6px !important;
}

.login-compact .seo-faq details {
    padding: 6px 0 !important;
}

.login-compact .seo-faq summary {
    font-size: 0.8rem !important;
    line-height: 1.4 !important;
}

.login-compact .seo-faq p {
    font-size: 0.78rem !important;
    margin-top: 4px !important;
    line-height: 1.5 !important;
}

.login-compact input,
.login-compact button {
    margin-bottom: 10px !important;
    padding: 10px !important;
    font-size: 0.95rem !important;
}

.seo-faq {
    margin: 0 0 16px;
    padding: 10px;
    border: 1px solid rgba(65, 255, 208, 0.22);
    border-radius: 12px;
    background: rgba(2, 8, 14, 0.45);
    text-align: left;
}

.seo-faq-title {
    margin: 0 0 8px;
    font-family: 'Press Start 2P', cursive;
    font-size: 0.58rem;
    line-height: 1.5;
    color: var(--accent-2);
}

.seo-faq details {
    border-top: 1px solid rgba(65, 255, 208, 0.2);
    padding: 8px 0;
}

.seo-faq details:first-of-type {
    border-top: 0;
    padding-top: 0;
}

.seo-faq summary {
    cursor: pointer;
    color: var(--text);
    line-height: 1.55;
    font-size: 0.9rem;
}

.seo-faq p {
    margin-top: 7px;
    color: var(--text-dim);
    line-height: 1.6;
    font-size: 0.88rem;
}

.educational-content {
    margin: 0 0 16px;
    padding: 12px;
    border: 1px solid rgba(65, 255, 208, 0.22);
    border-radius: 12px;
    background: rgba(2, 8, 14, 0.45);
    text-align: left;
}

.educational-content h2 {
    font-family: 'Press Start 2P', cursive;
    font-size: 0.7rem;
    color: var(--accent);
    margin-bottom: 10px;
    line-height: 1.4;
}

.educational-content h3 {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.9rem;
    color: var(--accent-2);
    margin-top: 8px;
    margin-bottom: 6px;
}

.educational-content p {
    color: var(--text-dim);
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 8px;
}

.educational-content ul {
    color: var(--text-dim);
    font-size: 0.88rem;
    line-height: 1.6;
    margin-left: 16px;
    margin-bottom: 8px;
}

.educational-content li {
    margin-bottom: 4px;
}

.educational-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.edu-link {
    display: inline-block;
    padding: 8px 12px;
    border-radius: 8px;
    background: rgba(65, 255, 208, 0.1);
    border: 1px solid rgba(65, 255, 208, 0.3);
    color: var(--accent);
    text-decoration: none;
    font-size: 0.85rem;
    transition: all 200ms ease;
    text-align: center;
}

.edu-link:hover {
    background: rgba(65, 255, 208, 0.15);
    border-color: rgba(65, 255, 208, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(65, 255, 208, 0.1);
}

/* Article Pages Styling */
.article-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
    background: linear-gradient(130deg, var(--bg-deep), var(--bg-mid));
    min-height: 100vh;
}

.article-header {
    margin-bottom: 40px;
    text-align: center;
}

.article-nav {
    margin-bottom: 20px;
}

.back-button {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 200ms ease;
}

.back-button:hover {
    color: var(--accent-2);
}

.article-header h1 {
    font-family: 'Press Start 2P', cursive;
    font-size: 1.4rem;
    color: var(--accent);
    line-height: 1.3;
    margin-bottom: 12px;
}

.article-subtitle {
    color: var(--text-dim);
    font-size: 1.1rem;
    margin-bottom: 16px;
}

.article-meta {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.article-content {
    color: var(--text);
    line-height: 1.8;
}

.article-content section {
    margin-bottom: 32px;
}

.article-content h2 {
    font-family: 'Press Start 2P', cursive;
    font-size: 1.1rem;
    color: var(--accent);
    margin-bottom: 16px;
    margin-top: 24px;
}

.article-content h3 {
    font-size: 1rem;
    color: var(--accent-2);
    margin-bottom: 12px;
    margin-top: 16px;
}

.article-content p {
    margin-bottom: 12px;
    color: var(--text-dim);
    font-size: 0.95rem;
}

.article-content ul,
.article-content ol {
    margin-left: 24px;
    margin-bottom: 12px;
    color: var(--text-dim);
    font-size: 0.95rem;
}

.article-content li {
    margin-bottom: 8px;
    line-height: 1.6;
}

.article-content strong {
    color: var(--accent);
}

.article-content a {
    color: var(--accent);
    text-decoration: underline;
    transition: color 200ms ease;
}

.article-content a:hover {
    color: var(--accent-2);
}

.article-footer {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid rgba(65, 255, 208, 0.2);
}

.article-cta {
    background: rgba(65, 255, 208, 0.1);
    border: 1px solid rgba(65, 255, 208, 0.3);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    margin-bottom: 32px;
}

.article-cta h3 {
    color: var(--accent);
    margin-bottom: 8px;
    font-family: 'Press Start 2P', cursive;
    font-size: 0.9rem;
}

.article-cta p {
    color: var(--text-dim);
    margin-bottom: 16px;
}

.cta-button {
    display: inline-block;
    padding: 12px 28px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: var(--bg-deep);
    border: none;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    text-decoration: none;
    transition: all 200ms ease;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(65, 255, 208, 0.2);
}

.related-links {
    text-align: right;
    margin-top: 16px;
}

.related-links a {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 200ms ease;
}

.related-links a:hover {
    color: var(--accent-2);
}

input[type="text"],
input[type="number"],
input[type="password"],
select {
    width: 100%;
    margin-bottom: 12px;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid rgba(65, 255, 208, 0.45);
    background: rgba(3, 8, 18, 0.8);
    color: var(--text);
    text-align: center;
    font: inherit;
    font-size: 1.05rem;
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
select:focus,
input[type="range"]:focus {
    outline: 2px solid rgba(65, 255, 208, 0.45);
    outline-offset: 1px;
}

select {
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
}

.create-room-options {
    margin-top: 14px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(65, 255, 208, 0.24);
    background: rgba(2, 8, 14, 0.5);
}

.option-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    text-align: left;
    color: var(--text);
}

.option-row input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
    margin: 0;
    flex: 0 0 auto;
}

button {
    width: 100%;
    border: 1px solid rgba(255, 224, 102, 0.68);
    border-radius: 11px;
    background: linear-gradient(180deg, #ffe77b, #f3bf2f);
    color: #3d2b00;
    font-family: 'Press Start 2P', cursive;
    font-size: 0.75rem;
    line-height: 1.5;
    padding: 14px 16px;
    cursor: pointer;
    transition: transform 150ms ease, filter 150ms ease, box-shadow 150ms ease, border-color 150ms ease;
    box-shadow: 0 8px 0 rgba(99, 68, 0, 0.36), 0 14px 28px rgba(0, 0, 0, 0.26);
}

button:hover {
    filter: brightness(1.12) saturate(1.05);
    transform: translateY(-2px);
    box-shadow: 0 10px 0 rgba(99, 68, 0, 0.32), 0 18px 34px rgba(0, 0, 0, 0.32);
}

button:active {
    transform: translateY(1px) scale(0.99);
    box-shadow: 0 5px 0 rgba(99, 68, 0, 0.32), 0 10px 18px rgba(0, 0, 0, 0.22);
}

button:disabled {
    filter: grayscale(0.5) brightness(0.7);
    cursor: not-allowed;
}

.join-room-container {
    display: grid;
    gap: 10px;
    margin-top: 10px;
}

#invite-token-input {
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.menu-helper {
    color: var(--text-dim);
    margin-bottom: 12px;
}

.volume-control {
    margin-bottom: 24px;
    padding: 14px 14px;
    border-radius: 10px;
    border: 1px solid rgba(65, 255, 208, 0.22);
    background: rgba(0, 0, 0, 0.25);
    text-align: left;
}

.volume-control label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.95rem;
    color: var(--text-dim);
    margin-bottom: 8px;
}

#volume-slider {
    width: 100%;
    margin: 0;
    accent-color: var(--accent);
}

.volume-test-button {
    margin-top: 14px;
    margin-bottom: 24px;
    padding: 10px 12px;
    font-size: 0.65rem;
    border-radius: 9px;
}

.menu-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
    margin-bottom: 20px;
}

.menu-actions button {
    min-height: 66px;
    padding: 14px 12px;
    line-height: 1.7;
}

.menu-actions > button:not(.compact-action):not(#open-practice-button):not(#open-multiplayer-button) {
    grid-column: 1 / -1;
}

#open-practice-button,
#open-multiplayer-button {
    min-height: 86px;
    font-size: 0.7rem;
}

#open-practice-button {
    grid-column: 1 / 2;
}

#open-multiplayer-button {
    grid-column: 2 / 3;
}

.multiplayer-actions {
    grid-template-columns: 1fr;
    gap: 10px;
}

.multiplayer-actions button {
    min-height: 64px;
}

#change-username-button.compact-action {
    grid-column: 1 / -1;
    justify-self: center;
    width: min(70%, 260px);
    min-height: 44px;
    padding: 10px 12px;
    font-size: 0.58rem;
    line-height: 1.4;
}

#open-matchmaking-button.queue-active {
    border-color: rgba(255, 91, 103, 0.7);
    background: linear-gradient(180deg, rgba(255, 133, 143, 0.9), rgba(220, 71, 88, 0.92));
    color: #ffeef0;
    box-shadow: 0 8px 0 rgba(122, 37, 47, 0.4), 0 14px 28px rgba(0, 0, 0, 0.3);
}

#ready-matchmaking-button.queue-active {
    border-color: rgba(157, 255, 106, 0.78);
    background: linear-gradient(180deg, rgba(180, 255, 143, 0.95), rgba(88, 190, 52, 0.95));
    color: #123200;
    box-shadow: 0 8px 0 rgba(53, 110, 31, 0.45), 0 14px 28px rgba(0, 0, 0, 0.3);
}

#open-daily-button {
    grid-column: 1 / -1;
}

.menu-panel {
    margin-top: 16px;
    padding: 16px;
    border-radius: 12px;
    border: 1px solid rgba(65, 255, 208, 0.24);
    background: rgba(2, 8, 14, 0.5);
}

.panel-title {
    margin-bottom: 10px;
    color: var(--accent-2);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.67rem;
    line-height: 1.4;
}

.menu-panel-actions {
    display: grid;
    gap: 10px;
    margin-top: 6px;
}

.announcement-input {
    width: 100%;
    margin-bottom: 10px;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid rgba(65, 255, 208, 0.3);
    background: rgba(2, 8, 14, 0.72);
    color: var(--text);
    font-family: inherit;
    resize: vertical;
}

.announcement-char-count {
    margin-bottom: 10px;
    color: var(--text-dim);
    font-size: 0.85rem;
    text-align: right;
}

.ghost-button {
    background: transparent;
    color: var(--text);
    border-color: rgba(65, 255, 208, 0.45);
}

.ghost-button:hover {
    background: rgba(65, 255, 208, 0.08);
    filter: none;
}

.hidden {
    display: none !important;
}

.menu-panel .setting {
    margin-bottom: 4px;
}

.practice-exit-button {
    margin-top: 4px;
    border-color: rgba(255, 91, 103, 0.58);
    background: linear-gradient(180deg, rgba(255, 120, 130, 0.2), rgba(210, 58, 72, 0.18));
    color: #ffe4e7;
    box-shadow: 0 8px 0 rgba(120, 34, 43, 0.4), 0 14px 28px rgba(0, 0, 0, 0.26);
    font-size: 0.52rem;
    line-height: 1.25;
    padding: 12px 10px;
    white-space: normal;
    word-break: break-word;
}

.practice-exit-button:hover {
    filter: brightness(1.12) saturate(1.05);
    box-shadow: 0 10px 0 rgba(120, 34, 43, 0.36), 0 18px 34px rgba(0, 0, 0, 0.32);
}

.result-summary {
    width: min(88%, 430px);
    margin-bottom: 18px;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid rgba(65, 255, 208, 0.28);
    background: rgba(0, 0, 0, 0.24);
    color: var(--accent-2);
    font-family: 'Press Start 2P', cursive;
    font-size: clamp(0.58rem, 1.8vw, 0.76rem);
    line-height: 1.6;
    text-align: center;
}

.lobby-layout {
    width: min(95vw, 1020px);
    display: grid;
    grid-template-columns: 220px minmax(0, 560px) 220px;
    gap: 14px;
    align-items: start;
}

#lobby-screen .card {
    grid-column: 2;
    width: 100%;
}

.room-info {
    font-size: 1.15rem;
    margin-bottom: 14px;
}

.room-info span {
    letter-spacing: 0.08em;
}

.lobby-last-match {
    margin-bottom: 12px;
    padding: 8px 10px;
    border-radius: 10px;
    border: 1px solid rgba(255, 224, 102, 0.34);
    background: rgba(255, 224, 102, 0.08);
    color: var(--accent-2);
    font-size: 0.85rem;
}

#room-code-display {
    display: inline-block;
    margin-left: 4px;
    padding: 2px 8px;
    border-radius: 6px;
    color: var(--accent);
    border: 1px solid rgba(65, 255, 208, 0.42);
    cursor: pointer;
}

#player-list {
    margin: 16px 0 20px;
    min-height: 76px;
    text-align: left;
    border: 1px solid rgba(65, 255, 208, 0.3);
    border-radius: 12px;
    padding: 12px;
    background: rgba(2, 8, 14, 0.64);
}

.lobby-chat-panel {
    grid-column: 3;
    width: 100%;
    min-height: 210px;
    max-height: min(74vh, 390px);
    border: 1px solid rgba(65, 255, 208, 0.28);
    border-radius: 16px;
    background: rgba(6, 14, 24, 0.86);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.45);
    padding: 12px;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

#lobby-chat-messages {
    min-height: 146px;
    max-height: 290px;
    margin: 0;
}

#lobby-chat-input {
    margin: 0;
    padding: 8px 9px;
    font-size: 0.82rem;
}

#lobby-chat-send {
    width: auto;
    min-width: 68px;
    padding: 8px 9px;
    font-size: 0.5rem;
    line-height: 1.3;
}

.player-list-item {
    padding: 6px 0;
    font-size: 1.08rem;
}

.host-tag {
    color: var(--accent-2);
}

#game-settings {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 8px;
}

.setting {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 10px;
}

.setting input[type="number"] {
    width: 96px;
    margin: 0;
}

.setting select {
    width: 180px;
    margin: 0;
}

.setting input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
    accent-color: var(--accent);
    justify-self: start;
}

#waiting-for-host-text {
    display: none;
    margin-top: 12px;
    color: var(--text-dim);
}

#start-game-button {
    margin-top: 14px;
}

#leave-lobby-button {
    margin-top: 10px;
}

#game-screen {
    flex-direction: column;
    gap: 14px;
}

.game-stage {
    width: min(95vw, 1120px);
    display: grid;
    grid-template-columns: 164px minmax(0, 560px) 102px 220px;
    align-items: stretch;
    justify-content: center;
    column-gap: 14px;
    row-gap: 12px;
}

.game-header {
    width: min(95vw, 560px);
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 8px;
}

.player-hud {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-decoration: none;
    font-variant-ligatures: normal;
    letter-spacing: normal;
}

#my-username,
#opponent-username {
    text-decoration: none;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    position: relative;
    z-index: 1;
    flex-shrink: 1;
    min-width: 0;
}

.opponent-hud {
    justify-content: flex-end;
    flex-direction: row-reverse;
}

.lives-container {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
    position: relative;
    z-index: 0;
}

.heart {
    display: inline-flex;
    width: 1em;
    height: 1em;
    align-items: center;
    justify-content: center;
    line-height: 1;
    font-family: 'Segoe UI Symbol', 'Noto Sans Symbols 2', 'Arial Unicode MS', sans-serif;
    color: var(--danger);
    text-shadow: 0 0 4px rgba(255, 91, 103, 0.5);
    font-size: 1.4rem;
    transform: translateY(1px) scale(1.06);
    flex-shrink: 0;
}

.round-counter {
    font-family: 'Press Start 2P', cursive;
    color: var(--accent-2);
    font-size: 0.8rem;
}

.game-card {
    grid-column: 2;
    width: 100%;
    height: min(78vh, 700px);
    border-radius: 20px;
    border: 1px solid var(--panel-border);
    background: rgba(6, 14, 24, 0.86);
    position: relative;
    overflow: hidden;
    box-shadow: 0 14px 42px rgba(0, 0, 0, 0.56);
    animation: riseIn 340ms ease;
}

.game-volume-panel {
    grid-column: 3;
    grid-row: 1;
    width: 100%;
    border-radius: 18px;
    border: 1px solid rgba(65, 255, 208, 0.3);
    background: rgba(6, 14, 24, 0.86);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.45);
    padding: 14px 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
}

.match-chat-panel {
    grid-column: 4;
    grid-row: 1;
    justify-self: stretch;
    width: 100%;
    min-height: 210px;
    max-height: 310px;
    align-self: stretch;
    border-radius: 18px;
    border: 1px solid rgba(65, 255, 208, 0.3);
    background: rgba(6, 14, 24, 0.86);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.45);
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.match-chat-header {
    color: var(--accent-2);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.52rem;
    line-height: 1.4;
    text-align: left;
}

.match-chat-messages {
    flex: 1;
    overflow-y: auto;
    border: 1px solid rgba(65, 255, 208, 0.22);
    border-radius: 10px;
    background: rgba(2, 8, 14, 0.58);
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-height: 148px;
}

.match-chat-row {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    border: 1px solid rgba(65, 255, 208, 0.14);
    border-radius: 8px;
    padding: 5px 6px;
    background: rgba(6, 14, 24, 0.74);
}

.match-chat-row.mine {
    border-color: rgba(255, 224, 102, 0.34);
    background: rgba(52, 43, 8, 0.26);
}

.match-chat-row .sender {
    color: var(--accent);
    font-size: 0.68rem;
}

.match-chat-row.mine .sender {
    color: var(--accent-2);
}

.match-chat-row .body {
    color: var(--text);
    font-size: 0.82rem;
    line-height: 1.4;
    word-break: break-word;
}

.match-chat-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
}

#match-chat-input {
    margin: 0;
    padding: 8px 9px;
    font-size: 0.82rem;
}

#match-chat-send {
    width: auto;
    min-width: 68px;
    padding: 8px 9px;
    font-size: 0.5rem;
    line-height: 1.3;
}

.game-volume-title {
    color: var(--accent-2);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.58rem;
    text-align: center;
    line-height: 1.4;
}

#game-volume-slider {
    writing-mode: vertical-lr;
    direction: rtl;
    appearance: auto;
    -webkit-appearance: auto;
    width: 24px;
    height: 220px;
    accent-color: var(--accent);
}

.game-volume-value {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.phase {
    position: absolute;
    inset: 0;
    display: none;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    padding: 24px;
}

.phase.active {
    display: flex;
}

#visualizer-canvas-listen,
#visualizer-canvas-guess {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

#visualizer-canvas-guess {
    filter: blur(1.3px) saturate(1.1);
    opacity: 0.88;
}

.listening-text,
.timer-text,
.frequency-text {
    z-index: 1;
    text-shadow: 0 0 16px rgba(0, 0, 0, 0.64);
}

.prep-label,
.prep-timer,
.guess-timer,
.hurry-up-notice {
    z-index: 1;
    text-shadow: 0 0 16px rgba(0, 0, 0, 0.64);
}

.prep-label {
    font-family: 'Press Start 2P', cursive;
    font-size: clamp(1rem, 3.4vw, 1.35rem);
    color: var(--text-dim);
}

.prep-timer {
    margin-top: 12px;
    font-family: 'Press Start 2P', cursive;
    font-size: clamp(2.8rem, 11vw, 5rem);
    color: var(--accent-2);
}

.listening-text {
    font-family: 'Press Start 2P', cursive;
    font-size: clamp(1rem, 3.5vw, 1.4rem);
}

.timer-text {
    font-family: 'Press Start 2P', cursive;
    margin-top: 14px;
    font-size: clamp(2.5rem, 10vw, 4.5rem);
    color: var(--accent-2);
}

.frequency-text {
    font-family: 'Press Start 2P', cursive;
    position: absolute;
    top: 38px;
    font-size: clamp(1.15rem, 3.8vw, 2rem);
    color: var(--accent-2);
}

.guess-timer {
    position: absolute;
    top: 92px;
    font-family: 'Press Start 2P', cursive;
    font-size: clamp(0.95rem, 3.2vw, 1.25rem);
    color: var(--text-dim);
}

.hurry-up-notice {
    position: absolute;
    top: 130px;
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity 160ms ease, transform 160ms ease;
    color: #ffd370;
    font-family: 'Press Start 2P', cursive;
    font-size: clamp(0.52rem, 1.8vw, 0.68rem);
    text-align: center;
    width: min(88%, 420px);
    line-height: 1.55;
}

.hurry-up-notice.active {
    opacity: 1;
    transform: translateY(0);
}

.freq-controls {
    z-index: 1;
    position: absolute;
    bottom: 130px;
    width: min(86%, 470px);
    padding: 14px;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(65, 255, 208, 0.34);
}

#frequency-slider {
    width: 100%;
    accent-color: var(--accent);
}

.drag-hint {
    margin-top: 8px;
    text-align: center;
    color: var(--text-dim);
    font-size: 0.95rem;
}

#submit-guess-button {
    position: absolute;
    bottom: 34px;
    width: min(84%, 440px);
    z-index: 1;
}

#guessing-phase {
    touch-action: none;
}

.result-row {
    width: min(88%, 430px);
    display: flex;
    justify-content: space-between;
    margin: 10px 0;
}

.match-over-history {
    width: min(88%, 430px);
    margin-top: 8px;
    max-height: 180px;
    overflow-y: auto;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid rgba(65, 255, 208, 0.28);
    background: rgba(0, 0, 0, 0.22);
    text-align: left;
}

.match-over-history-title {
    color: var(--accent-2);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.56rem;
    line-height: 1.5;
    margin-bottom: 8px;
}

.match-over-history-grid {
    display: grid;
    grid-template-columns: 0.95fr 1fr 1fr 1fr;
    gap: 8px;
    align-items: center;
}

.match-over-history-header {
    margin-bottom: 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(65, 255, 208, 0.18);
}

.match-over-history-header span {
    color: var(--accent);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.5rem;
    line-height: 1.4;
}

.match-over-history-row {
    color: var(--text-dim);
    font-size: 0.78rem;
    line-height: 1.6;
    margin-bottom: 6px;
    padding: 4px 0;
}

.match-over-history-row:last-child {
    margin-bottom: 0;
}

.round-winner-cell {
    color: var(--success);
    font-weight: 700;
}

@media (max-width: 700px) {
    .match-over-history-grid {
        grid-template-columns: 1fr 1fr;
    }

    .match-over-history-header {
        display: none;
    }

    .match-over-history-row {
        border-top: 1px solid rgba(65, 255, 208, 0.12);
        padding-top: 8px;
    }

    .match-over-history-row span {
        font-size: 0.72rem;
    }
}

.practice-end-actions {
    width: min(88%, 430px);
    margin-top: 14px;
    display: grid;
    gap: 10px;
}

.practice-next-button:disabled {
    filter: saturate(1.2) brightness(1.15);
    cursor: default;
    font-size: 1.2rem;
    font-weight: bold;
    letter-spacing: 0.05em;
}

.result-label {
    color: var(--text-dim);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.75rem;
}

.result-value {
    font-family: 'Press Start 2P', cursive;
    font-size: clamp(1rem, 3.4vw, 1.5rem);
}

.your-result .result-value {
    color: var(--accent);
}

.your-result.winner .result-value,
.opponent-result.winner .result-value {
    color: var(--success);
}

#max-players-setting {
    display: none !important;
}

#max-players-setting + label,
label[for="max-players-setting"] {
    display: none !important;
}

#game-settings .setting:has(#max-players-setting) {
    display: none !important;
}

.status-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 8, 20, 0.7);
    backdrop-filter: blur(3px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

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

.toast {
    position: fixed;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%) translateY(18px);
    opacity: 0;
    pointer-events: none;
    z-index: 200;
    padding: 12px 16px;
    border-radius: 999px;
    background: rgba(5, 14, 22, 0.92);
    border: 1px solid rgba(65, 255, 208, 0.34);
    color: var(--text);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.68rem;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.42);
    transition: opacity 180ms ease, transform 180ms ease;
}

.toast.active {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.announcement-banner {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-24px);
    min-width: min(92vw, 620px);
    max-width: min(92vw, 620px);
    padding: 14px 18px 26px;
    border-radius: 14px;
    border: 1px solid rgba(65, 255, 208, 0.48);
    background: linear-gradient(135deg, rgba(8, 29, 44, 0.97) 0%, rgba(14, 46, 66, 0.97) 100%);
    color: var(--text);
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.45);
    text-align: center;
    font-family: 'Press Start 2P', cursive;
    font-size: 0.62rem;
    line-height: 1.55;
    z-index: 320;
    opacity: 0;
    pointer-events: none;
    transition: opacity 200ms ease, transform 200ms ease;
}

.announcement-banner.active {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.announcement-reactions {
    position: absolute;
    right: 14px;
    bottom: -13px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 8px;
    border-radius: 999px;
    border: 1px solid rgba(65, 255, 208, 0.36);
    background: rgba(1, 12, 22, 0.95);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.45);
    flex-wrap: nowrap;
}

.reaction-btn {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 3px 6px;
    border: 1px solid rgba(65, 255, 208, 0.2);
    background: rgba(8, 22, 35, 0.72);
    color: var(--text);
    border-radius: 999px;
    font-size: 0.72rem;
    cursor: pointer;
    transition: all 150ms ease;
}

.reaction-btn:hover {
    background: rgba(65, 255, 208, 0.2);
    border-color: rgba(65, 255, 208, 0.6);
    transform: translateY(-1px);
}

.reaction-btn.reacted {
    background: rgba(65, 255, 208, 0.27);
    border-color: rgba(65, 255, 208, 0.8);
    font-weight: bold;
}

.reaction-count {
    display: none;
    font-size: 0.62rem;
    color: #fff8d6;
    min-width: 10px;
    text-align: right;
}

.reaction-count.has-count {
    display: inline;
}

.reaction-emoji {
    line-height: 1;
}

@media (max-width: 560px) {
    .announcement-reactions {
        right: 10px;
        bottom: -12px;
        gap: 4px;
        padding: 4px 6px;
    }

    .reaction-btn {
        padding: 3px 5px;
        font-size: 0.68rem;
    }
}

.bug-report-button {
    position: fixed;
    bottom: 44px;
    left: 12px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1px solid rgba(65, 255, 208, 0.45);
    background: linear-gradient(135deg, rgba(8, 29, 44, 0.92) 0%, rgba(14, 46, 66, 0.92) 100%);
    color: var(--text);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 200ms ease;
    z-index: 300;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.bug-report-button:hover {
    border-color: rgba(65, 255, 208, 0.8);
    background: linear-gradient(135deg, rgba(8, 29, 44, 1) 0%, rgba(14, 46, 66, 1) 100%);
    transform: scale(1.06);
    box-shadow: 0 6px 16px rgba(65, 255, 208, 0.2);
}

.floatingchat-container-wrap,
.floatingchat-container-wrap-mobi {
    left: 52px !important;
    right: auto !important;
    bottom: 36px !important;
    z-index: 300 !important;
    transform-origin: left bottom !important;
    transform: scale(0.74) !important;
}

@media (max-width: 700px) {
    .floatingchat-container-wrap,
    .floatingchat-container-wrap-mobi {
        left: 50px !important;
        bottom: calc(48px + env(safe-area-inset-bottom, 0px)) !important;
        transform: scale(0.70) !important;
    }
}

.bug-report-panel {
    position: fixed;
    bottom: 86px;
    left: 12px;
    width: min(90vw, 360px);
    max-height: 80vh;
    border-radius: 12px;
    border: 1px solid rgba(65, 255, 208, 0.4);
    background: linear-gradient(135deg, rgba(8, 17, 29, 0.95) 0%, rgba(14, 30, 50, 0.95) 100%);
    color: var(--text);
    padding: 16px;
    z-index: 305;
    display: flex;
    flex-direction: column;
    gap: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    animation: slideUp 200ms ease;
}

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

.bug-report-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.bug-report-title {
    font-family: 'Press Start 2P', cursive;
    font-size: 0.65rem;
    font-weight: bold;
    color: var(--accent);
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    transition: color 150ms ease;
}

.close-btn:hover {
    color: var(--text);
}

.bug-report-text {
    width: 100%;
    padding: 10px;
    border-radius: 6px;
    border: 1px solid rgba(65, 255, 208, 0.25);
    background: rgba(2, 8, 14, 0.7);
    color: var(--text);
    font-family: inherit;
    font-size: 0.8rem;
    resize: none;
}

.bug-report-text::placeholder {
    color: rgba(170, 206, 194, 0.5);
}

.bug-report-file-section {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.file-label {
    font-size: 0.7rem;
    color: var(--text-dim);
}

.bug-report-file-input {
    display: none;
}

.file-input-display {
    display: flex;
    gap: 8px;
    align-items: center;
}

.file-btn {
    padding: 8px 12px;
    border-radius: 6px;
    border: 1px solid rgba(65, 255, 208, 0.3);
    background: rgba(2, 8, 14, 0.6);
    color: var(--text);
    font-size: 0.7rem;
    cursor: pointer;
    transition: all 150ms ease;
    white-space: nowrap;
}

.file-btn:hover {
    background: rgba(65, 255, 208, 0.15);
    border-color: rgba(65, 255, 208, 0.6);
}

.file-name {
    font-size: 0.7rem;
    color: var(--text-dim);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.file-name.has-file {
    color: var(--success);
    font-weight: 700;
}

.bug-report-char-count {
    font-size: 0.65rem;
    color: var(--text-dim);
    text-align: right;
}

.bug-report-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.submit-bug-btn {
    flex: 1;
    padding: 8px 12px;
    border-radius: 6px;
    border: 1px solid rgba(157, 255, 106, 0.5);
    background: rgba(157, 255, 106, 0.12);
    color: var(--success);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 150ms ease;
    font-weight: bold;
}

.submit-bug-btn:hover {
    background: rgba(157, 255, 106, 0.25);
    border-color: rgba(157, 255, 106, 0.8);
    transform: translateY(-1px);
}

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

.site-meta {
    position: fixed;
    left: 12px;
    bottom: 10px;
    z-index: 210;
    display: none;
    align-items: center;
    gap: 10px;
    color: rgba(170, 206, 194, 0.58);
    font-size: 0.78rem;
}

#login-screen.active ~ .site-meta {
    display: flex;
}

#main-menu-screen.active ~ .site-meta {
    display: flex;
}

.online-count {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 4px 8px;
    border-radius: 999px;
    border: 1px solid rgba(65, 255, 208, 0.2);
    background: rgba(7, 18, 26, 0.38);
    color: rgba(170, 206, 194, 0.86);
    opacity: 0.78;
    letter-spacing: 0.02em;
    font-size: 0.75rem;
    transform: translateZ(0);
    transition: border-color 180ms ease, opacity 180ms ease, transform 180ms ease;
    animation: onlineCountBreath 2.8s ease-in-out infinite;
}

.online-count::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(65, 255, 208, 0.86);
    box-shadow: 0 0 8px rgba(65, 255, 208, 0.42);
}

.online-count.is-updating {
    border-color: rgba(65, 255, 208, 0.4);
    opacity: 0.94;
    transform: translateY(-1px);
    animation: none;
}

@keyframes onlineCountBreath {
    0%,
    100% {
        opacity: 0.7;
    }
    50% {
        opacity: 0.84;
    }
}

.privacy-link {
    width: auto;
    padding: 5px 8px;
    border: 1px solid rgba(170, 206, 194, 0.26);
    border-radius: 8px;
    background: rgba(7, 18, 26, 0.45);
    color: rgba(170, 206, 194, 0.72);
    box-shadow: none;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    line-height: 1.2;
}

.privacy-link:hover {
    transform: none;
    filter: none;
    background: rgba(7, 18, 26, 0.72);
}

.site-credit {
    opacity: 0.6;
    letter-spacing: 0.06em;
}

.privacy-modal {
    position: fixed;
    inset: 0;
    background: rgba(2, 9, 18, 0.68);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 240;
    padding: 16px;
}

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

.privacy-modal-card {
    width: min(92vw, 520px);
    text-align: left;
    padding: 22px;
}

.privacy-modal-card h2 {
    margin-bottom: 12px;
    color: var(--accent-2);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.8rem;
}

.privacy-modal-card p {
    margin-bottom: 10px;
    color: var(--text-dim);
    line-height: 1.55;
}

#status-text {
    background: rgba(5, 14, 22, 0.9);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    max-width: 90vw;
    text-align: center;
    padding: 22px;
    font-family: 'Press Start 2P', cursive;
    font-size: clamp(0.8rem, 2.2vw, 1.1rem);
    line-height: 1.7;
}

.toast {
    position: fixed;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%) translateY(18px);
    opacity: 0;
    pointer-events: none;
    z-index: 200;
    padding: 12px 16px;
    border-radius: 999px;
    background: rgba(5, 14, 22, 0.92);
    border: 1px solid rgba(65, 255, 208, 0.34);
    color: var(--text);
    font-family: 'Press Start 2P', cursive;
    font-size: 0.68rem;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.42);
    transition: opacity 180ms ease, transform 180ms ease;
}

.toast.active {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

@keyframes driftGrid {
    from { transform: translateY(0); }
    to { transform: translateY(44px); }
}

@keyframes screenIn {
    from { opacity: 0; transform: scale(0.985); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes riseIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .bg-grid {
        animation: none;
    }

    .panel,
    .game-card,
    .screen {
        animation: none;
    }

    button,
    .toast,
    .hurry-up-notice,
    .online-count {
        transition: none;
    }

    .online-count {
        animation: none;
    }
}

@media (max-height: 900px) and (max-width: 900px) {
    .screen {
        align-items: flex-start;
        padding-top: 14px;
        padding-bottom: 82px;
    }

    .card {
        padding: 24px 20px;
    }

    .intro-copy {
        margin-bottom: 12px;
        line-height: 1.5;
    }

    .seo-faq {
        max-height: 220px;
        overflow-y: auto;
    }

    .site-meta {
        bottom: 6px;
    }
}

@media (max-height: 760px) and (max-width: 900px) {
    .seo-faq {
        max-height: 150px;
    }
}

@media (max-width: 1080px) {
    .main-menu-layout {
        width: min(94vw, 520px);
        grid-template-columns: 1fr;
        gap: 0;
    }

    .main-menu-layout > .card {
        order: 1;
    }

    .menu-sidebar-right {
        order: 2;
    }

    .card {
        width: min(94vw, 520px);
    }
}

@media (max-width: 700px) {
    body {
        overflow-x: hidden;
        overflow-y: auto;
    }

    .bg-grid {
        opacity: 0.38;
        animation: none;
    }

    .main-menu-layout {
        width: min(95vw, 520px);
        grid-template-columns: 1fr;
    }

    .main-menu-layout > .card {
        order: 1;
    }

    .menu-sidebar-right {
        order: 2;
    }

    .floating-info-buttons {
        right: 10px;
        bottom: 18px;
    }

    .sidebar-info-panel {
        padding: 12px;
    }

    .sidebar-mini-button {
        width: 50px;
        min-width: 50px;
        height: 50px;
        min-height: 50px;
    }

    .info-orb-caption {
        font-size: 0.58rem;
    }

    .menu-actions {
        grid-template-columns: 1fr;
    }

    #open-practice-button {
        grid-column: auto;
    }

    #open-multiplayer-button {
        grid-column: auto;
    }

    .game-stage {
        width: 95vw;
        display: flex;
        grid-template-columns: none;
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .lobby-layout {
        width: min(95vw, 560px);
        grid-template-columns: 1fr;
        gap: 10px;
    }

    #lobby-screen .card,
    .lobby-chat-panel {
        grid-column: auto;
    }

    .game-card {
        height: min(74vh, 620px);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.36);
    }

    .game-volume-panel {
        width: min(95vw, 560px);
        flex-direction: row;
        justify-content: space-between;
        gap: 12px;
        padding: 10px 14px;
    }

    .match-chat-panel {
        width: min(95vw, 560px);
        max-width: min(95vw, 560px);
        min-height: 170px;
        max-height: 220px;
        padding: 10px;
    }

    .match-chat-messages {
        min-height: 108px;
    }

    #match-chat-input {
        padding: 10px;
        min-height: 42px;
        font-size: 0.9rem;
    }

    #match-chat-send {
        min-width: 74px;
        min-height: 42px;
        font-size: 0.54rem;
    }

    #lobby-chat-messages {
        min-height: 108px;
        max-height: 170px;
    }

    #lobby-chat-input {
        padding: 10px;
        min-height: 42px;
        font-size: 0.9rem;
    }

    #lobby-chat-send {
        min-width: 74px;
        min-height: 42px;
        font-size: 0.54rem;
    }

    #game-volume-slider {
        writing-mode: horizontal-tb;
        direction: ltr;
        width: 100%;
        height: 28px;
        min-height: 28px;
        appearance: auto;
        -webkit-appearance: auto;
    }

    .game-header {
        font-size: 0.9rem;
    }

    .setting select {
        width: 100%;
    }

    .freq-controls {
        bottom: 122px;
        width: 90%;
    }

    .panel {
        backdrop-filter: none;
    }

    #visualizer-canvas-guess {
        filter: none;
        opacity: 0.74;
    }

    .site-meta {
        left: 8px;
        bottom: 8px;
        gap: 8px;
    }

    .privacy-link {
        font-size: 0.72rem;
        padding: 5px 7px;
    }

    button {
        box-shadow: 0 4px 0 rgba(99, 68, 0, 0.36), 0 8px 12px rgba(0, 0, 0, 0.18);
    }

    button:hover {
        box-shadow: 0 4px 0 rgba(99, 68, 0, 0.36), 0 8px 12px rgba(0, 0, 0, 0.22);
        transform: translateY(-1px);
    }

    .panel {
        box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06) inset, 0 8px 16px rgba(0, 0, 0, 0.35);
    }

    .status-overlay {
        background: rgba(0, 8, 20, 0.85);
        backdrop-filter: none;
    }

    .toast {
        box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
    }

    * {
        touch-action: manipulation;
    }

    @media (prefers-reduced-motion: reduce) {
        * {
            animation-duration: 0.01ms !important;
            animation-iteration-count: 1 !important;
            transition-duration: 0.01ms !important;
        }
    }
}