/* Slime Volley - Stylesheet */
@import url('../../assets/vendor/pretendard/pretendard.css');

:root {
    --bg-dark: #0b0d12;
    --bg-panel: #141720;
    --bg-elevated: #1b1f2b;
    --bg-input: #0f121a;
    --border: #242a38;
    --border-soft: #1c2130;
    --border-strong: #333a4a;
    --text: #e7eaf2;
    --text-muted: #a3abbc;
    --text-dim: #6a7384;
    --primary: #7aa6ff;
    --primary-dark: #4c7bd8;
    --secondary: #b497ff;
    --secondary-dark: #8d6aec;
    --danger: #e5787d;
    --success: #6ec896;
    --warning: #f0c067;
    --team-a: #5a9ce8;
    --team-b: #e8706b;
    --font-sans: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-display: 'Space Grotesk', 'Pretendard Variable', Pretendard, system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
}

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

html, body {
    height: calc(var(--vh, 1vh) * 100);
    overflow: hidden;
}

body {
    background:
        radial-gradient(ellipse at top, rgba(122, 166, 255, 0.06), transparent 55%),
        radial-gradient(ellipse at bottom, rgba(232, 112, 107, 0.04), transparent 60%),
        var(--bg-dark);
    color: var(--text);
    font-family: var(--font-sans);
    font-feature-settings: 'ss01', 'ss02', 'cv01', 'cv11';
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow: hidden;
    letter-spacing: -0.005em;
}

#app {
    display: flex;
    flex-direction: column;
    height: calc(var(--vh, 1vh) * 100);
    overflow: hidden;
}

/* Header */
#game-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 22px;
    background: rgba(15, 17, 24, 0.72);
    border-bottom: 1px solid var(--border-soft);
    backdrop-filter: blur(14px) saturate(150%);
    -webkit-backdrop-filter: blur(14px) saturate(150%);
    position: sticky;
    top: 0;
    z-index: 100;
}

.back-link {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 1.25rem;
    padding: 4px 12px;
    border-radius: 8px;
    transition: all 0.18s ease;
}
.back-link:hover { color: var(--text); background: rgba(255,255,255,0.04); }

.icon-btn {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 6px 14px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    font-family: inherit;
    transition: all 0.18s ease;
}
.icon-btn:hover { background: rgba(255,255,255,0.06); color: var(--text); border-color: var(--border-strong); }
.icon-btn.muted { color: var(--danger); border-color: rgba(229, 120, 125, 0.4); }

/* Screens */
.screen {
    display: none;
    flex: 1;
    align-items: center;
    justify-content: center;
    padding: 24px;
    overflow-y: auto;
    min-height: 0;
}
.screen.active {
    display: flex;
}

/* Error Toast */
#error-toast {
    position: fixed;
    top: 70px;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background: rgba(229, 120, 125, 0.95);
    color: white;
    padding: 10px 22px;
    border-radius: 10px;
    font-size: 0.88rem;
    font-weight: 500;
    opacity: 0;
    transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 200;
    pointer-events: none;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
#error-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Header brand link */
.header-archerlab-link {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: inline-block;
    background: linear-gradient(135deg, #10b981, #3b82f6, #10b981);
    background-size: 200% 200%;
    animation: al-grad 3s ease infinite, al-glow 2s ease-in-out infinite;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.5);
    padding: 7px 18px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 0;
    box-shadow: 0 0 20px rgba(16,185,129,0.5), 0 0 60px rgba(59,130,246,0.2), 0 4px 15px rgba(0,0,0,0.3);
    transition: transform 0.2s, box-shadow 0.2s;
    white-space: nowrap;
}
.header-archerlab-link:hover {
    transform: translate(-50%, -50%) scale(1.08);
    box-shadow: 0 0 30px rgba(16,185,129,0.7), 0 0 80px rgba(59,130,246,0.3);
}
@keyframes al-grad { 0%{background-position:0% 50%} 50%{background-position:100% 50%} 100%{background-position:0% 50%} }
@keyframes al-glow { 0%,100%{box-shadow:0 0 20px rgba(16,185,129,0.5),0 4px 15px rgba(0,0,0,0.3)} 50%{box-shadow:0 0 35px rgba(16,185,129,0.8),0 4px 15px rgba(0,0,0,0.3)} }

/* Menu */
#main-menu.screen {
    position: relative;
    overflow: hidden;
}

#main-menu.screen::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(11,13,18,0.36), rgba(11,13,18,0.82)),
        url('../assets/images/court-bg.webp') center / cover no-repeat;
    opacity: 0.92;
    transform: scale(1.04);
}

.menu-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(260px, 0.85fr) minmax(360px, 1fr);
    grid-template-rows: auto auto auto auto;
    column-gap: 56px;
    row-gap: 14px;
    align-items: center;
    text-align: left;
    max-width: 980px;
    width: 100%;
    padding: 34px 38px;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(12, 15, 24, 0.52), rgba(12, 15, 24, 0.24));
    box-shadow: 0 30px 90px rgba(0,0,0,0.28);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

.language-switch {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px;
    margin: 0;
    background: rgba(11, 13, 18, 0.72);
    border: 1px solid rgba(255,255,255,0.16);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.24);
}

.language-btn {
    border: 0;
    background: transparent;
    color: var(--text-muted);
    min-width: 74px;
    min-height: 30px;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0;
    transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.language-btn:hover {
    color: var(--text);
    background: rgba(255,255,255,0.07);
}

.language-btn.active {
    background: var(--primary);
    color: #0b0d12;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.26);
}

.game-logo {
    grid-column: 1;
    grid-row: 1 / span 3;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 24px;
    margin: 8px 0 4px;
    height: 148px;
}

.game-logo-assets {
    gap: 20px;
    height: 148px;
}

.logo-slime-img {
    display: block;
    width: 132px;
    height: 94px;
    object-fit: contain;
    filter: drop-shadow(0 10px 18px rgba(0,0,0,0.36));
}

.logo-ball-img {
    display: block;
    width: 64px;
    height: 64px;
    object-fit: contain;
    margin-bottom: 68px;
    filter: drop-shadow(0 7px 12px rgba(0,0,0,0.34));
    animation: logoBounce 2s ease-in-out infinite;
}

.logo-slime {
    width: 62px;
    height: 32px;
    border-radius: 60px 60px 0 0;
    position: relative;
    box-shadow: inset 0 -4px 10px rgba(0,0,0,0.15), 0 4px 14px rgba(0,0,0,0.25);
}
.logo-slime.blue { background: linear-gradient(180deg, #7cb7ef 0%, var(--team-a) 60%, #3d80cc 100%); }
.logo-slime.red { background: linear-gradient(180deg, #f29b97 0%, var(--team-b) 60%, #c85952 100%); }
.logo-slime::after {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    background: white;
    border-radius: 50%;
    top: 8px;
    box-shadow: 0 0 2px rgba(0,0,0,0.2);
}
.logo-slime::before {
    content: '';
    position: absolute;
    top: 4px;
    width: 18px;
    height: 5px;
    background: rgba(255,255,255,0.35);
    border-radius: 50%;
    filter: blur(1px);
}
.logo-slime.blue::after { right: 12px; }
.logo-slime.blue::before { left: 10px; }
.logo-slime.red::after { left: 12px; }
.logo-slime.red::before { right: 10px; }

.logo-ball {
    width: 28px;
    height: 28px;
    background: radial-gradient(circle at 35% 30%, #fff7d8 0%, #f5d96a 55%, #c99926 100%);
    border-radius: 50%;
    margin-bottom: 22px;
    box-shadow: 0 2px 10px rgba(201,153,38,0.35), inset -2px -3px 4px rgba(0,0,0,0.15);
    animation: logoBounce 2s ease-in-out infinite;
}

@keyframes logoBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-22px); }
}

.menu-title {
    grid-column: 2;
    grid-row: 2;
    font-family: var(--font-display);
    font-size: 3.35rem;
    font-weight: 600;
    letter-spacing: 0;
    color: var(--text);
    margin: 0;
    line-height: 1.05;
}

.menu-subtitle {
    grid-column: 2;
    grid-row: 3;
    color: var(--text-dim);
    margin: -4px 0 8px;
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.01em;
}

.menu-buttons {
    grid-column: 2;
    grid-row: 4;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 0;
}

/* Buttons */
.btn {
    border: none;
    padding: 13px 26px;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
    position: relative;
    letter-spacing: -0.005em;
}

.btn-large {
    padding: 16px 22px;
    text-align: left;
    display: flex;
    align-items: center;
    gap: 14px;
}

.btn-icon {
    font-size: 1.2rem;
    width: 28px;
    text-align: center;
    opacity: 0.9;
}

.btn-desc {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.5);
    position: absolute;
    right: 18px;
    font-weight: 400;
    letter-spacing: 0;
}

.btn-primary {
    background: var(--primary);
    color: #0b0d12;
    font-weight: 600;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.2);
}
.btn-primary:hover {
    background: #8db4ff;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(122, 166, 255, 0.25), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.35; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-primary.is-disabled {
    opacity: 0.55;
    cursor: pointer;
    box-shadow: none;
}
.btn-primary.is-disabled:hover {
    background: var(--primary);
    transform: none;
    box-shadow: none;
}

.btn-secondary {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    color: var(--text);
}
.btn-secondary:hover {
    border-color: var(--border-strong);
    background: #232836;
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
}
.btn-ghost:hover { border-color: var(--border-strong); color: var(--text); }

.btn-small {
    padding: 6px 14px;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 8px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-muted);
    cursor: pointer;
    font-family: inherit;
    transition: all 0.18s ease;
}
.btn-small:hover { border-color: var(--border-strong); color: var(--text); }

.btn-small-primary {
    padding: 7px 16px;
    font-size: 0.82rem;
    font-weight: 600;
    border-radius: 8px;
    background: var(--primary);
    color: #0b0d12;
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.18s ease;
}
.btn-small-primary:hover { background: #8db4ff; box-shadow: 0 3px 10px rgba(122, 166, 255, 0.22); }

/* Controls Guide */
.controls-guide {
    grid-column: 1;
    grid-row: 4;
    align-self: stretch;
    background: rgba(20, 23, 32, 0.6);
    border: 1px solid var(--border-soft);
    border-radius: 12px;
    padding: 16px 18px;
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.9;
}
.controls-guide strong {
    color: var(--text);
    font-weight: 600;
    letter-spacing: 0.01em;
}

kbd {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-bottom-width: 2px;
    border-radius: 5px;
    padding: 2px 7px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text);
    line-height: 1;
    display: inline-block;
    min-width: 20px;
    text-align: center;
}

/* Panel */
.panel {
    background:
        linear-gradient(145deg, rgba(22, 26, 38, 0.96), rgba(13, 16, 24, 0.96)),
        var(--bg-panel);
    border: 1px solid var(--border-soft);
    border-radius: 14px;
    padding: 32px 30px;
    max-width: 420px;
    width: 100%;
    box-shadow: 0 28px 80px -26px rgba(0,0,0,0.68), inset 0 1px 0 rgba(255,255,255,0.035);
}
.panel-wide { max-width: 760px; }

.panel h2 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    color: var(--text);
    margin-bottom: 24px;
    text-align: center;
}

.setup-panel {
    display: grid;
    grid-template-columns: minmax(210px, 0.9fr) minmax(280px, 1fr);
    gap: 14px 22px;
    max-width: 760px;
    padding: 28px;
}

.setup-panel h2 {
    grid-column: 1 / -1;
    margin-bottom: 2px;
    text-align: left;
}

.setup-art {
    grid-row: 2 / span 4;
    display: grid;
    grid-template-columns: 1fr 0.58fr 1fr;
    align-items: end;
    justify-items: center;
    min-height: 218px;
    padding: 22px 18px 18px;
    border: 1px solid var(--border-soft);
    border-radius: 12px;
    background:
        linear-gradient(180deg, rgba(122,166,255,0.08), rgba(11,13,18,0.58)),
        url('../assets/images/court-bg.webp') center bottom / cover no-repeat;
    overflow: hidden;
}

.setup-art img {
    display: block;
    max-width: 100%;
    object-fit: contain;
    filter: drop-shadow(0 12px 18px rgba(0,0,0,0.42));
}

.setup-art img:nth-child(1),
.setup-art img:nth-child(3) {
    width: 92px;
}

.setup-art img:nth-child(2) {
    align-self: start;
    width: 46px;
    margin-top: 6px;
    animation: logoBounce 2.2s ease-in-out infinite;
}

.setup-panel .form-group {
    margin-bottom: 0;
}

.setup-panel .form-actions {
    grid-column: 2;
    margin-top: 2px;
}

.lobby-panel {
    max-width: 820px;
    padding: 26px;
}

.lobby-panel h2,
.create-panel h2 {
    text-align: left;
    margin-bottom: 18px;
}

.lobby-panel .form-actions {
    justify-content: flex-end;
}

.lobby-panel .form-actions .btn {
    flex: 0 0 180px;
}

.create-panel {
    max-width: 640px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 14px;
}

.create-panel h2,
.create-panel #password-group,
.create-panel .form-actions {
    grid-column: 1 / -1;
}

.create-panel .form-actions {
    justify-self: end;
    width: min(340px, 100%);
}

.room-panel {
    max-width: 900px;
    padding: 28px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 7px;
    font-weight: 500;
    letter-spacing: 0.01em;
}

.form-inline {
    display: flex;
    align-items: center;
    gap: 10px;
}
.form-inline label {
    margin-bottom: 0;
    white-space: nowrap;
}
.form-inline .input-text {
    flex: 1;
}

.input-text, .input-select {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.18s ease, background 0.18s ease;
}
.input-text:focus, .input-select:focus {
    outline: none;
    border-color: var(--primary);
    background: #121621;
}
.input-text::placeholder { color: var(--text-dim); }

.checkbox-label {
    display: flex !important;
    align-items: center;
    gap: 9px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-muted);
}
.checkbox-label input[type="checkbox"] {
    width: 17px;
    height: 17px;
    accent-color: var(--primary);
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 24px;
}
.form-actions .btn { flex: 1; }

/* Lobby Top */
.lobby-top {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    margin-bottom: 16px;
}
.lobby-top .form-group {
    flex: 1;
    margin-bottom: 0;
}
.lobby-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

/* Room List */
.room-list {
    max-height: 320px;
    overflow-y: auto;
    border: 1px solid var(--border-soft);
    border-radius: 10px;
    background: rgba(11, 13, 18, 0.5);
}

.room-list-empty {
    padding: 42px 20px;
    text-align: center;
    color: var(--text-dim);
    font-size: 0.88rem;
    letter-spacing: 0.005em;
}

.room-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 18px;
    border-bottom: 1px solid var(--border-soft);
    transition: background 0.15s ease;
    cursor: pointer;
}
.room-item:last-child { border-bottom: none; }
.room-item.room-waiting:hover {
    background: rgba(122, 166, 255, 0.06);
}
.room-item.room-playing {
    opacity: 0.45;
    cursor: default;
}

.room-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.room-host {
    font-weight: 600;
    font-size: 0.93rem;
    color: var(--text);
    letter-spacing: -0.005em;
}
.room-detail {
    font-size: 0.78rem;
    color: var(--text-dim);
    font-variant-numeric: tabular-nums;
}

.room-status {
    display: flex;
    align-items: center;
    gap: 10px;
}
.room-status-badge {
    font-family: var(--font-display);
    font-size: 0.68rem;
    font-weight: 600;
    padding: 3px 9px;
    border-radius: 5px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.status-waiting {
    background: rgba(110, 200, 150, 0.14);
    color: var(--success);
}
.status-playing {
    background: rgba(229, 120, 125, 0.14);
    color: var(--danger);
}
.room-lock-icon {
    font-size: 0.75rem;
    color: var(--warning);
    margin-left: 6px;
}

/* Room Type Selector */
.room-type-selector {
    display: flex;
    gap: 8px;
}
.room-type-btn {
    flex: 1;
    padding: 10px;
    border: 1px solid var(--border);
    background: var(--bg-input);
    color: var(--text-muted);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.88rem;
    font-weight: 500;
    font-family: inherit;
    transition: all 0.18s ease;
}
.room-type-btn.active {
    border-color: var(--primary);
    background: rgba(122, 166, 255, 0.1);
    color: var(--primary);
    font-weight: 600;
}
.room-type-btn:hover:not(.active) {
    border-color: var(--border-strong);
    color: var(--text);
}

/* Room Type Display (in room screen) */
.room-type-display {
    text-align: center;
    margin-bottom: 12px;
    padding: 8px 16px;
    background: rgba(11, 13, 18, 0.5);
    border: 1px solid var(--border-soft);
    border-radius: 10px;
    font-size: 0.82rem;
    color: var(--text-muted);
}
.room-type-display .room-type-badge {
    font-family: var(--font-display);
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 5px;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.room-type-badge.badge-public {
    background: rgba(110, 200, 150, 0.14);
    color: var(--success);
}
.room-type-badge.badge-private {
    background: rgba(240, 192, 103, 0.14);
    color: var(--warning);
}

/* Password Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(6, 8, 12, 0.72);
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.modal-box {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    max-width: 340px;
    width: 90%;
    text-align: center;
    box-shadow: 0 28px 70px -14px rgba(0,0,0,0.6);
}
.modal-box h3 {
    font-family: var(--font-display);
    font-size: 1.02rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text);
    margin-bottom: 18px;
}
.modal-box .input-text {
    text-align: center;
    font-size: 1.35rem;
    letter-spacing: 8px;
    margin-bottom: 8px;
    font-family: var(--font-mono);
}
.modal-box .form-actions {
    margin-top: 16px;
}

/* Host Migration Loading Overlay */
#migration-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(6, 8, 12, 0.78);
    z-index: 400;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    flex-direction: column;
    gap: 18px;
}
#migration-overlay.active {
    display: flex;
}
#migration-overlay .mig-spinner {
    width: 56px;
    height: 56px;
    border: 4px solid rgba(79, 195, 247, 0.18);
    border-top-color: #4FC3F7;
    border-radius: 50%;
    animation: mig-spin 0.9s linear infinite;
}
#migration-overlay .mig-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    color: #4FC3F7;
    letter-spacing: -0.01em;
}
#migration-overlay .mig-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted, #a0a8b4);
    text-align: center;
    max-width: 280px;
    line-height: 1.5;
}
@keyframes mig-spin {
    to { transform: rotate(360deg); }
}

/* Room Screen */
.room-private-badge {
    color: var(--warning);
    font-size: 0.78rem;
    margin-left: 4px;
}

.room-meta {
    text-align: center;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}
.room-meta span {
    color: var(--text);
    font-weight: 600;
}

.room-panel .room-header-section {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: start;
    gap: 10px 16px;
    margin-bottom: 18px;
}

.room-panel .room-header-section h2 {
    text-align: left;
    margin: 0;
    font-size: 1.32rem;
}

.room-panel .room-type-display {
    justify-self: end;
    min-width: 130px;
    margin: 0;
}

.room-panel .room-meta {
    grid-column: 1 / -1;
    text-align: left;
    margin: -4px 0 0;
}

/* Player List */
.player-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 12px;
}

.team-group {
    background: rgba(11, 13, 18, 0.5);
    border: 1px solid var(--border-soft);
    border-radius: 10px;
    padding: 12px;
}

.room-panel .team-group {
    min-height: 292px;
    background:
        linear-gradient(180deg, rgba(255,255,255,0.025), rgba(255,255,255,0.005)),
        rgba(11, 13, 18, 0.56);
}

.team-label {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 10px;
    padding-bottom: 7px;
    border-bottom: 2px solid;
}
.team-0 .team-label { color: var(--team-a); border-color: var(--team-a); }
.team-1 .team-label { color: var(--team-b); border-color: var(--team-b); }

.player-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    border-radius: 7px;
    margin-bottom: 4px;
    font-size: 0.88rem;
    transition: background 0.18s ease;
}
.player-item.ready { background: rgba(110, 200, 150, 0.09); }
.player-item.empty { opacity: 0.3; }

.player-name { flex: 1; }
.empty-slot { font-style: italic; color: var(--text-dim); }

.player-badge {
    font-family: var(--font-display);
    font-size: 0.62rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.host-badge { background: rgba(240, 192, 103, 0.16); color: var(--warning); }
.ready-badge { background: rgba(110, 200, 150, 0.16); color: var(--success); }
.bot-badge { background: rgba(180, 151, 255, 0.16); color: var(--secondary); }

.btn-ready.active {
    background: var(--success);
    color: #0b120d;
    border-color: transparent;
    font-weight: 600;
}

/* Chat */
.chat-section {
    margin-top: 0;
    margin-bottom: 0;
}
.chat-messages {
    height: 100%;
    overflow-y: auto;
    background: rgba(11, 13, 18, 0.5);
    border: 1px solid var(--border-soft);
    border-radius: 8px;
    padding: 9px 11px;
    font-size: 0.8rem;
    margin-bottom: 6px;
    line-height: 1.55;
}
.chat-msg {
    margin-bottom: 3px;
    word-break: break-word;
    color: var(--text-muted);
}
.chat-name {
    color: var(--primary);
    font-weight: 600;
    margin-right: 4px;
}
.chat-input-row {
    display: flex;
    gap: 6px;
}
.chat-input-field {
    flex: 1;
    padding: 6px 10px;
    font-size: 0.85rem;
}

/* Ping Display */
.player-ping {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: auto;
    margin-right: 4px;
    min-width: 46px;
    text-align: center;
    letter-spacing: 0;
}
.ping-good {
    background: rgba(110, 200, 150, 0.16);
    color: var(--success);
}
.ping-ok {
    background: rgba(240, 192, 103, 0.16);
    color: var(--warning);
}
.ping-bad {
    background: rgba(229, 120, 125, 0.16);
    color: var(--danger);
}

.btn-kick {
    background: none;
    border: 1px solid rgba(229, 120, 125, 0.45);
    color: var(--danger);
    width: 22px;
    height: 22px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    transition: opacity 0.18s ease;
}
.btn-kick:hover { opacity: 1; }

.btn-remove-bot {
    border-color: rgba(180, 151, 255, 0.45);
    color: var(--secondary);
}

.btn-add-bot {
    display: block;
    width: 100%;
    padding: 5px 8px;
    margin-top: 4px;
    background: rgba(180, 151, 255, 0.07);
    border: 1px dashed rgba(180, 151, 255, 0.4);
    color: var(--secondary);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.75rem;
    font-family: inherit;
    transition: all 0.18s ease;
}
.btn-add-bot:hover {
    background: rgba(180, 151, 255, 0.14);
    border-style: solid;
}

.player-item.me {
    background: rgba(122, 166, 255, 0.08);
}

/* Room Body Layout */
.room-body {
    display: grid;
    grid-template-columns: minmax(420px, 1.45fr) minmax(260px, 0.9fr);
    gap: 16px;
    flex: 1;
    min-height: 0;
}
.room-sidebar {
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.room-sidebar .chat-section {
    flex: 1;
    display: flex;
    flex-direction: column;
}
.room-sidebar .chat-messages {
    flex: 1;
    min-height: 228px;
}

.room-panel .form-actions {
    margin-top: 18px;
}

/* Game Screen Layout */
#game-screen.screen {
    position: relative;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 4px;
    overflow: hidden;
}

/* Game Canvas */
.game-canvas-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 820px;
    flex: 1 1 0;
    min-height: 0;
}

.game-canvas-container canvas {
    display: block;
    border-radius: 10px;
    box-shadow: 0 20px 50px -20px rgba(0,0,0,0.5), 0 0 0 1px var(--border-soft);
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Mobile Controls */
.mobile-controls {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10;
}

.touch-zone {
    position: absolute;
    top: 0;
    bottom: 0;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
}

.touch-zone-left {
    left: 0;
    width: 50%;
}

.touch-zone-right {
    right: 0;
    width: 50%;
}

/* Joystick visual - 캔버스 바깥 사이드 */
.joystick-visual {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    z-index: 11;
}

.joystick-visual-left {
    left: 12px;
}

.joystick-visual-right {
    right: 12px;
}

.joystick-base {
    width: 100px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 8px;
    position: relative;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.joystick-knob {
    width: 28px;
    height: 28px;
    background: rgba(255, 255, 255, 0.15);
    border: 1.5px solid rgba(255, 255, 255, 0.25);
    border-radius: 50%;
    transition: transform 0.1s;
    flex-shrink: 0;
}

.joystick-arrow {
    color: rgba(255, 255, 255, 0.25);
    font-size: 0.75rem;
    flex-shrink: 0;
}

.jump-btn-visual {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.3);
    font-family: var(--font-display);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

/* 터치 활성화 시 */
.touch-zone-left.active ~ .joystick-visual-left .joystick-base {
    border-color: rgba(122, 166, 255, 0.4);
}
.touch-zone-left.active ~ .joystick-visual-left .joystick-knob {
    background: rgba(122, 166, 255, 0.3);
    border-color: rgba(122, 166, 255, 0.55);
}
.touch-zone-right.active ~ .joystick-visual-right .jump-btn-visual {
    background: rgba(122, 166, 255, 0.15);
    border-color: rgba(122, 166, 255, 0.45);
    color: rgba(122, 166, 255, 0.75);
}

@media (max-width: 768px) {
    .mobile-controls { display: block !important; }
    .controls-guide { display: none !important; }
    .lobby-top { flex-direction: column; align-items: stretch; }
    .lobby-actions { justify-content: flex-end; }
}

@media (max-width: 900px) {
    .setup-panel {
        grid-template-columns: 1fr;
        max-width: 560px;
    }

    .setup-art,
    .setup-panel .form-actions {
        grid-column: 1;
    }

    .setup-art {
        grid-row: auto;
        min-height: 160px;
    }

    .room-body {
        grid-template-columns: 1fr;
    }

    .room-sidebar .chat-messages {
        min-height: 120px;
    }
}

@media (hover: none) and (pointer: coarse) {
    .mobile-controls { display: block !important; }
    .controls-guide { display: none !important; }
}

@media (any-pointer: coarse) {
    .mobile-controls { display: block !important; }
    .controls-guide { display: none !important; }
}

/* 모바일 가로 모드: 높이 부족 시 UI 압축 */
@media (max-height: 450px) {
    #game-header {
        padding: 2px 10px;
    }
    .header-archerlab-link {
        padding: 4px 11px;
        font-size: 0.7rem;
        border-radius: 999px;
    }
    .icon-btn {
        padding: 2px 8px;
        font-size: 0.72rem;
    }
    .back-link {
        font-size: 1.05rem;
        padding: 2px 6px;
    }
    .screen {
        padding: 8px;
        overflow: hidden;
    }
    #multiplayer-lobby.screen,
    #room-screen.screen {
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    .game-logo {
        height: 38px;
        margin-bottom: 6px;
        gap: 10px;
    }
    .logo-slime-img {
        width: 48px;
        height: 34px;
    }
    .logo-ball-img {
        width: 22px;
        height: 22px;
        margin-bottom: 14px;
    }
    .logo-slime {
        width: 32px;
        height: 16px;
    }
    .logo-slime::before {
        top: 2px;
        width: 10px;
        height: 3px;
    }
    .logo-ball {
        width: 16px;
        height: 16px;
        margin-bottom: 10px;
    }
    .menu-title {
        font-size: 1.3rem;
        margin-bottom: 0;
    }
    .menu-subtitle {
        font-size: 0.75rem;
        margin-bottom: 10px;
    }
    .menu-buttons {
        gap: 6px;
        margin-bottom: 0;
    }
    .btn-large {
        padding: 9px 16px;
    }
    .btn-icon {
        font-size: 1rem;
        width: 22px;
    }
    .btn-desc {
        font-size: 0.6rem;
    }
    .panel {
        padding: 12px 16px;
        border-radius: 12px;
    }
    .panel h2 {
        font-size: 0.92rem;
        margin-bottom: 6px;
    }
    .form-group {
        margin-bottom: 5px;
    }
    .form-group label {
        font-size: 0.72rem;
        margin-bottom: 2px;
    }
    .input-text, .input-select {
        padding: 6px 10px;
        font-size: 0.82rem;
        border-radius: 6px;
    }
    .form-actions {
        margin-top: 6px;
        gap: 8px;
    }
    .form-actions .btn {
        padding: 8px 12px;
        font-size: 0.82rem;
    }
    #multiplayer-lobby.screen,
    #room-screen.screen,
    #create-room.screen,
    #practice-setup.screen {
        align-items: stretch;
        justify-content: center;
        padding: 4px 8px;
    }
    #multiplayer-lobby .panel-wide,
    #room-screen .panel-wide {
        max-height: 100%;
        display: flex;
        flex-direction: column;
        margin: 0 auto;
    }
    #multiplayer-lobby .room-list {
        flex-shrink: 1;
        min-height: 0;
    }
    .room-header-section {
        flex-shrink: 0;
    }
    .room-header-section h2 {
        margin-bottom: 2px;
    }
    .room-body {
        display: flex;
        gap: 8px;
        flex: 1;
        min-height: 0;
        overflow: hidden;
    }
    .room-body .player-list {
        flex: 1;
        min-height: 0;
        overflow-y: auto;
        margin-bottom: 0;
    }
    .room-sidebar {
        flex: 1;
        min-width: 0;
        min-height: 0;
        overflow: hidden;
    }
    .room-sidebar .chat-section {
        margin-top: 0;
        height: 100%;
    }
    .room-sidebar .chat-messages {
        flex: 1;
        min-height: 0;
        height: auto;
    }
    .panel-wide {
        padding: 8px 14px;
        max-width: 95vw;
    }
    .panel-wide h2 {
        font-size: 0.86rem;
        margin-bottom: 4px;
    }
    .lobby-top {
        flex-direction: row !important;
        align-items: center;
        gap: 8px;
        margin-bottom: 6px;
    }
    .lobby-top .form-group {
        margin-bottom: 0;
    }
    .lobby-top .form-inline {
        gap: 6px;
    }
    .lobby-top .input-text {
        padding: 4px 8px;
        font-size: 0.8rem;
    }
    .lobby-actions {
        gap: 4px;
    }
    .room-list {
        max-height: 35vh;
    }
    .room-list-empty {
        padding: 16px 10px;
    }
    .room-item {
        padding: 7px 10px;
    }
    .room-type-display {
        padding: 2px 10px;
        margin-bottom: 2px;
        font-size: 0.75rem;
    }
    .room-meta {
        font-size: 0.75rem;
        margin-bottom: 2px;
    }
    .player-list {
        gap: 6px;
        margin-bottom: 0;
    }
    .team-group {
        padding: 4px 6px;
    }
    .team-label {
        font-size: 0.65rem;
        margin-bottom: 3px;
        padding-bottom: 2px;
    }
    .player-item {
        padding: 2px 5px;
        font-size: 0.76rem;
        margin-bottom: 1px;
    }
    .btn-add-bot {
        padding: 2px 6px;
        font-size: 0.65rem;
        margin-top: 2px;
    }
    .chat-section {
        margin-top: 0;
        margin-bottom: 0;
    }
    .chat-messages {
        height: 48px;
        padding: 4px 6px;
        font-size: 0.7rem;
        margin-bottom: 3px;
    }
    .chat-input-field {
        padding: 3px 8px;
        font-size: 0.75rem;
    }
    .btn-small, .btn-small-primary {
        padding: 3px 8px;
        font-size: 0.7rem;
    }
    .checkbox-label {
        font-size: 0.78rem;
    }
    .checkbox-label input[type="checkbox"] {
        width: 14px;
        height: 14px;
    }
    #game-screen.screen {
        padding: 0 2px;
    }
    .joystick-base {
        width: 80px;
        height: 40px;
    }
    .joystick-knob {
        width: 22px;
        height: 22px;
    }
    .jump-btn-visual {
        width: 55px;
        height: 55px;
        font-size: 0.62rem;
    }
}

/* 극단적으로 낮은 높이 (300px 이하) */
@media (max-height: 300px) {
    #game-header {
        display: none;
    }
    .panel-wide {
        padding: 4px 8px;
    }
    .panel-wide h2 {
        font-size: 0.8rem;
        margin-bottom: 2px;
    }
    .room-list {
        max-height: 25vh;
    }
    .room-type-display {
        display: none;
    }
    .room-meta {
        margin-bottom: 2px;
    }
    .room-sidebar .chat-messages {
        min-height: 24px;
        font-size: 0.65rem;
    }
    .chat-input-field {
        padding: 2px 6px;
        font-size: 0.65rem;
    }
    .chat-input-row .btn-small {
        padding: 2px 6px;
        font-size: 0.6rem;
    }
    .player-list {
        gap: 4px;
        margin-bottom: 0;
    }
    .team-group {
        padding: 3px 5px;
    }
    .player-item {
        padding: 1px 4px;
        font-size: 0.72rem;
    }
    .btn-add-bot {
        padding: 1px 4px;
        font-size: 0.6rem;
    }
    .form-actions {
        margin-top: 3px;
    }
    .form-actions .btn {
        padding: 4px 8px;
        font-size: 0.72rem;
    }
    #game-screen.screen {
        padding: 0;
    }
    .joystick-base {
        width: 70px;
        height: 36px;
    }
    .joystick-knob {
        width: 20px;
        height: 20px;
    }
    .jump-btn-visual {
        width: 48px;
        height: 48px;
        font-size: 0.6rem;
    }
}

@media (max-height: 450px) and (orientation: landscape) {
    #main-menu.screen {
        padding: 8px 14px;
    }

    #main-menu .menu-container {
        grid-template-columns: minmax(150px, 0.78fr) minmax(270px, 1fr);
        column-gap: 18px;
        row-gap: 8px;
        max-width: min(760px, calc(100vw - 28px));
        padding: 14px 16px;
        border-radius: 12px;
    }

    #main-menu .language-switch {
        justify-self: end;
        padding: 3px;
        border-radius: 8px;
    }

    #main-menu .language-btn {
        min-width: 66px;
        min-height: 28px;
        padding: 5px 10px;
        font-size: 0.72rem;
    }

    #main-menu .game-logo,
    #main-menu .game-logo-assets {
        height: 78px;
        gap: 10px;
        margin: 2px 0;
    }

    #main-menu .logo-slime-img {
        width: 72px;
        height: 52px;
    }

    #main-menu .logo-ball-img {
        width: 34px;
        height: 34px;
        margin-bottom: 38px;
    }

    #main-menu .menu-title {
        font-size: 1.62rem;
    }

    #main-menu .menu-subtitle {
        margin: -2px 0 2px;
        font-size: 0.76rem;
    }

    #main-menu .menu-buttons {
        gap: 8px;
    }

    #main-menu .btn-large {
        min-height: 42px;
        padding: 10px 16px;
        border-radius: 9px;
    }

    #main-menu .btn-desc {
        font-size: 0.62rem;
        right: 14px;
    }

    #main-menu .controls-guide {
        display: none;
    }

    #practice-setup.screen,
    #multiplayer-lobby.screen,
    #create-room.screen {
        align-items: center;
        justify-content: center;
        padding: 6px 14px;
    }

    #practice-setup .panel {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px 10px;
        max-width: min(600px, calc(100vw - 68px));
        width: 100%;
        padding: 14px 16px;
        border-radius: 12px;
    }

    #practice-setup .setup-art {
        display: none;
    }

    #practice-setup .panel h2 {
        grid-column: 1 / -1;
        margin: 0 0 2px;
        font-size: 1rem;
    }

    #practice-setup .form-group {
        margin: 0;
    }

    #practice-setup .input-select {
        min-height: 44px;
    }

    #practice-setup .form-actions {
        grid-column: 1 / -1;
        justify-self: center;
        width: min(390px, 100%);
        margin-top: 2px;
    }

    #room-screen .room-panel .team-group {
        min-height: 0;
    }

    #practice-setup .form-actions .btn {
        min-height: 44px;
    }

    #multiplayer-lobby .panel-wide {
        display: grid;
        grid-template-rows: auto auto auto auto;
        width: min(650px, calc(100vw - 36px));
        max-width: none;
        max-height: calc(100vh - 58px);
        height: auto;
        align-self: center;
        padding: 12px 16px;
        border-radius: 12px;
    }

    #multiplayer-lobby .panel-wide h2 {
        margin: 0 0 8px;
        font-size: 1rem;
        text-align: left;
    }

    #multiplayer-lobby .lobby-top {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: end;
        gap: 8px;
        margin-bottom: 8px;
    }

    #multiplayer-lobby .lobby-top .form-inline {
        display: grid;
        grid-template-columns: auto minmax(170px, 1fr);
        align-items: center;
        gap: 8px;
    }

    #multiplayer-lobby .lobby-top .form-group label {
        color: var(--text-dim);
        font-size: 0.72rem;
    }

    #multiplayer-lobby .input-text {
        min-height: 44px;
    }

    #multiplayer-lobby .lobby-actions {
        gap: 6px;
    }

    #multiplayer-lobby .btn-small,
    #multiplayer-lobby .btn-small-primary {
        min-height: 44px;
        padding: 6px 10px;
        font-size: 0.74rem;
    }

    #multiplayer-lobby .room-list {
        min-height: 76px;
        max-height: 124px;
    }

    #multiplayer-lobby .room-list-empty {
        padding: 24px 12px;
        font-size: 0.82rem;
    }

    #multiplayer-lobby .form-actions {
        justify-content: flex-end;
        margin-top: 8px;
    }

    #multiplayer-lobby .form-actions .btn {
        flex: 0 0 160px;
        min-height: 44px;
    }
}

@media (max-height: 450px) and (orientation: landscape) and (max-width: 640px) {
    #main-menu .menu-container {
        grid-template-columns: minmax(118px, 0.62fr) minmax(230px, 1fr);
        column-gap: 12px;
        padding: 12px 14px;
    }

    #main-menu .language-btn {
        min-width: 58px;
        padding-inline: 8px;
    }

    #main-menu .game-logo,
    #main-menu .game-logo-assets {
        height: 68px;
    }

    #main-menu .logo-slime-img {
        width: 58px;
        height: 43px;
    }

    #main-menu .logo-ball-img {
        width: 28px;
        height: 28px;
        margin-bottom: 34px;
    }

    #main-menu .menu-title {
        font-size: 1.32rem;
    }

    #main-menu .btn-large {
        min-height: 38px;
        padding: 8px 13px;
    }

    #main-menu .btn-desc {
        display: none;
    }

    #practice-setup .panel {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        max-width: calc(100vw - 40px);
    }

    #practice-setup .form-group:nth-last-child(2) {
        grid-column: 1 / -1;
    }

    #multiplayer-lobby .lobby-top {
        grid-template-columns: 1fr;
    }

    #multiplayer-lobby .lobby-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    #multiplayer-lobby .form-actions .btn {
        flex-basis: 100%;
    }
}

/* Game Over */
.game-over-panel { text-align: center; }

.game-over-score {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: -0.03em;
    margin: 24px 0;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}

.game-over-sets {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 14px;
    font-size: 0.82rem;
    color: var(--text-muted);
}
.set-score {
    background: var(--bg-input);
    border: 1px solid var(--border-soft);
    padding: 4px 11px;
    border-radius: 7px;
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
}

#game-over-title.victory {
    font-family: var(--font-display);
    color: var(--warning);
    font-size: 1.9rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

#game-over-title.defeat {
    font-family: var(--font-display);
    color: var(--text-muted);
    font-size: 1.9rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.game-over-mvp {
    margin: 18px 0;
    text-align: center;
}
.mvp-title {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--warning);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-bottom: 8px;
}
.mvp-names {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
    letter-spacing: -0.01em;
}
.mvp-stats {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.6;
    font-variant-numeric: tabular-nums;
}

/* Rotate Overlay (portrait warning) */
#rotate-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 99999;
    background: var(--bg-dark);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 18px;
    color: var(--text);
    font-size: 1.05rem;
    font-weight: 500;
    font-family: var(--font-sans);
    letter-spacing: -0.005em;
}
#rotate-overlay .rotate-icon {
    font-size: 3.4rem;
    animation: rotatePhone 2s ease-in-out infinite;
}
#rotate-overlay .rotate-sub {
    font-size: 0.8rem;
    color: var(--text-dim);
    letter-spacing: 0.01em;
}
@keyframes rotatePhone {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(90deg); }
    50% { transform: rotate(90deg); }
    75% { transform: rotate(0deg); }
}
@media (max-width: 768px) and (orientation: portrait),
       (hover: none) and (pointer: coarse) and (orientation: portrait) {
    #rotate-overlay { display: flex; }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.screen.active {
    animation: fadeIn 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: var(--border-strong); border: 2px solid transparent; background-clip: padding-box; }

/* 2026 start menu: arcade court presentation */
:root {
    --arcade-cyan: #4ce6ff;
    --arcade-blue: #3b8dff;
    --arcade-red: #ff5a62;
    --arcade-yellow: #ffd34e;
    --arcade-ink: #07101f;
}

#game-header {
    min-height: 56px;
    padding:
        calc(8px + env(safe-area-inset-top, 0px))
        calc(18px + env(safe-area-inset-right, 0px))
        8px
        calc(18px + env(safe-area-inset-left, 0px));
    background: rgba(5, 9, 20, 0.9);
    border-bottom-color: rgba(76, 230, 255, 0.2);
}

.header-archerlab-link {
    padding: 6px 15px;
    border: 1px solid rgba(76, 230, 255, 0.55);
    background: rgba(10, 23, 43, 0.92);
    color: #dffaff;
    animation: none;
    box-shadow: 0 0 18px rgba(76, 230, 255, 0.14);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
}

.header-archerlab-link:hover {
    transform: translate(-50%, -50%) scale(1.03);
    box-shadow: 0 0 24px rgba(76, 230, 255, 0.28);
}

.screen {
    padding:
        24px
        max(24px, env(safe-area-inset-right, 0px))
        max(24px, env(safe-area-inset-bottom, 0px))
        max(24px, env(safe-area-inset-left, 0px));
}

#main-menu.screen::before {
    background:
        linear-gradient(180deg, rgba(3, 7, 19, 0.2), rgba(3, 7, 19, 0.64)),
        radial-gradient(circle at 28% 44%, rgba(59, 141, 255, 0.16), transparent 28%),
        radial-gradient(circle at 76% 44%, rgba(255, 90, 98, 0.14), transparent 28%),
        url('../assets/images/court-bg.webp') center / cover no-repeat;
    opacity: 1;
    transform: scale(1.025);
}

#main-menu .menu-container {
    grid-template-columns: minmax(300px, 0.92fr) minmax(380px, 1fr);
    grid-template-rows: auto 1fr auto;
    column-gap: 48px;
    row-gap: 14px;
    max-width: 1040px;
    padding: 34px 38px 36px;
    overflow: hidden;
    border: 1px solid rgba(76, 230, 255, 0.26);
    border-radius: 8px;
    background:
        linear-gradient(105deg, rgba(4, 13, 31, 0.94), rgba(7, 13, 34, 0.78) 54%, rgba(20, 8, 31, 0.82)),
        repeating-linear-gradient(180deg, rgba(255,255,255,0.025) 0 1px, transparent 1px 7px);
    box-shadow:
        0 30px 90px rgba(0,0,0,0.42),
        inset 0 1px 0 rgba(255,255,255,0.08),
        0 0 42px rgba(59, 141, 255, 0.08);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    clip-path: polygon(18px 0, calc(100% - 18px) 0, 100% 18px, 100% calc(100% - 18px), calc(100% - 18px) 100%, 18px 100%, 0 calc(100% - 18px), 0 18px);
}

#main-menu .menu-container::before,
#main-menu .menu-container::after {
    content: '';
    position: absolute;
    z-index: -1;
    pointer-events: none;
}

#main-menu .menu-container::before {
    inset: 10px;
    border: 1px solid rgba(255,255,255,0.045);
    clip-path: inherit;
}

#main-menu .menu-container::after {
    left: 38px;
    right: 38px;
    bottom: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--arcade-blue), var(--arcade-cyan) 42%, var(--arcade-yellow) 50%, var(--arcade-red) 58%, #ff4a8b);
    box-shadow: 0 0 18px rgba(76, 230, 255, 0.5);
}

#main-menu .language-switch {
    grid-column: 2;
    grid-row: 1;
    padding: 4px;
    background: rgba(3, 8, 20, 0.9);
    border-color: rgba(76, 230, 255, 0.28);
    border-radius: 6px;
}

#main-menu .language-btn {
    min-height: 44px;
    border-radius: 4px;
    font-family: var(--font-mono);
}

#main-menu .language-btn.active {
    color: #06101d;
    background: var(--arcade-yellow);
    box-shadow: 0 0 14px rgba(255, 211, 78, 0.28);
}

#main-menu .game-logo,
#main-menu .game-logo-assets {
    grid-column: 1;
    grid-row: 1 / span 2;
    align-self: center;
    height: 184px;
    gap: 12px;
    margin: 0;
    padding-top: 12px;
}

.logo-mascot,
.logo-ball-wrap {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
}

#main-menu .logo-slime-img {
    width: 132px;
    height: 112px;
    filter: drop-shadow(0 12px 18px rgba(0,0,0,0.42));
}

#main-menu .logo-mascot-blue .logo-slime-img {
    filter: drop-shadow(0 0 18px rgba(59, 141, 255, 0.38)) drop-shadow(0 12px 18px rgba(0,0,0,0.42));
}

#main-menu .logo-mascot-red .logo-slime-img {
    filter: drop-shadow(0 0 18px rgba(255, 90, 98, 0.32)) drop-shadow(0 12px 18px rgba(0,0,0,0.42));
}

.logo-team-tag {
    min-width: 64px;
    margin-bottom: 5px;
    padding: 3px 9px;
    border: 1px solid currentColor;
    color: var(--arcade-cyan);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-align: center;
    clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

.logo-mascot-red .logo-team-tag {
    color: #ff838a;
    clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 100%, 6px 100%);
}

#main-menu .logo-ball-wrap {
    align-self: flex-start;
    justify-content: flex-start;
    min-width: 68px;
    padding-top: 6px;
}

#main-menu .logo-ball-img {
    width: 58px;
    height: 58px;
    margin: 0 0 25px;
    animation: logoBounce 1.8s ease-in-out infinite;
    filter: drop-shadow(0 0 14px rgba(255, 211, 78, 0.42));
}

.logo-versus {
    padding: 4px 10px;
    border-block: 1px solid rgba(255, 211, 78, 0.56);
    color: var(--arcade-yellow);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.12em;
}

#main-menu .menu-copy {
    grid-column: 2;
    grid-row: 2;
    align-self: end;
    padding-bottom: 10px;
}

#main-menu .menu-kicker {
    margin-bottom: 8px;
    color: var(--arcade-cyan);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.12em;
}

#main-menu .menu-title {
    margin: 0;
    color: #f7fbff;
    font-size: clamp(3rem, 4.2vw, 4rem);
    font-weight: 900;
    letter-spacing: -0.045em;
    line-height: 0.98;
    text-shadow: 0 4px 22px rgba(0,0,0,0.52), 0 0 24px rgba(76,230,255,0.08);
}

#main-menu .menu-subtitle {
    margin: 12px 0 0;
    color: #9fb5c9;
    font-size: 0.98rem;
    font-weight: 600;
}

#main-menu .menu-buttons {
    grid-column: 2;
    grid-row: 3;
    gap: 12px;
}

#main-menu .btn-large {
    min-height: 68px;
    padding: 15px 20px;
    overflow: hidden;
    border-radius: 4px;
    clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
    font-size: 1rem;
    font-weight: 850;
    letter-spacing: -0.015em;
}

#main-menu .btn-large .btn-icon {
    display: grid;
    flex: 0 0 34px;
    width: 34px;
    height: 34px;
    place-items: center;
    border: 1px solid currentColor;
    border-radius: 50%;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

#main-menu .btn-large .btn-icon img {
    display: block;
    width: 21px;
    height: 21px;
    object-fit: contain;
    filter: drop-shadow(0 2px 3px rgba(0,0,0,0.28));
}

#main-menu .btn-desc {
    position: static;
    max-width: 48%;
    margin-left: auto;
    color: currentColor;
    font-size: 0.7rem;
    font-weight: 650;
    opacity: 0.64;
    text-align: right;
}

#main-menu .btn-primary {
    color: #171300;
    background: linear-gradient(100deg, #ffd34e, #ffb52e);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.52), 0 8px 22px rgba(255, 187, 46, 0.18);
}

#main-menu .btn-primary:hover {
    color: #0b1220;
    background: linear-gradient(100deg, #ffe16f, #ffc54c);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.6), 0 10px 28px rgba(255, 187, 46, 0.28);
}

#main-menu .btn-secondary {
    border: 1px solid rgba(76, 230, 255, 0.5);
    color: #e8faff;
    background: linear-gradient(100deg, rgba(12, 39, 73, 0.94), rgba(22, 21, 58, 0.94));
    box-shadow: inset 4px 0 0 var(--arcade-blue), inset -4px 0 0 var(--arcade-red);
}

#main-menu .btn-secondary:hover {
    border-color: var(--arcade-cyan);
    background: linear-gradient(100deg, rgba(17, 54, 96, 0.98), rgba(41, 25, 78, 0.98));
}

#main-menu .controls-guide {
    grid-column: 1;
    grid-row: 3;
    align-self: end;
    min-height: 148px;
    border: 1px solid rgba(76, 230, 255, 0.18);
    border-radius: 4px;
    background: rgba(3, 10, 25, 0.7);
    color: #8ea7ba;
    font-family: var(--font-mono);
}

#main-menu .controls-guide strong {
    color: var(--arcade-yellow);
    letter-spacing: 0.08em;
}

#main-menu kbd {
    border-color: rgba(76, 230, 255, 0.32);
    color: #eafaff;
    background: rgba(17, 39, 65, 0.9);
}

:where(button, a, input, select, textarea):focus-visible {
    outline: 3px solid var(--arcade-yellow);
    outline-offset: 3px;
    box-shadow: 0 0 0 6px rgba(255, 211, 78, 0.18);
}

#main-menu .btn-large:focus-visible {
    outline: 0;
    box-shadow:
        inset 0 0 0 3px #ffffff,
        inset 0 0 0 6px var(--arcade-yellow),
        0 8px 24px rgba(255, 211, 78, 0.24);
}

@media (max-height: 450px) and (orientation: landscape) {
    #game-header {
        min-height: 44px;
        padding:
            max(2px, env(safe-area-inset-top, 0px))
            calc(10px + env(safe-area-inset-right, 0px))
            2px
            calc(10px + env(safe-area-inset-left, 0px));
    }

    #main-menu.screen {
        padding: 7px max(12px, env(safe-area-inset-right, 0px)) max(7px, env(safe-area-inset-bottom, 0px)) max(12px, env(safe-area-inset-left, 0px));
    }

    #main-menu .menu-container {
        grid-template-columns: minmax(190px, 0.72fr) minmax(300px, 1fr);
        grid-template-rows: auto 1fr auto;
        max-width: min(850px, calc(100vw - 24px));
        padding: 12px 16px 14px;
        column-gap: 20px;
        row-gap: 5px;
    }

    #main-menu .game-logo,
    #main-menu .game-logo-assets {
        height: 116px;
        gap: 7px;
        padding-top: 0;
    }

    #main-menu .logo-slime-img {
        width: 78px;
        height: 68px;
    }

    #main-menu .logo-ball-wrap {
        min-width: 42px;
        padding-top: 2px;
    }

    #main-menu .logo-ball-img {
        width: 34px;
        height: 34px;
        margin-bottom: 12px;
    }

    #main-menu .logo-team-tag {
        min-width: 48px;
        padding: 2px 6px;
        font-size: 0.5rem;
    }

    #main-menu .logo-versus {
        padding: 2px 6px;
        font-size: 0.54rem;
    }

    #main-menu .menu-kicker {
        margin-bottom: 3px;
        font-size: 0.54rem;
    }

    #main-menu .menu-title {
        font-size: clamp(1.65rem, 5vw, 2.2rem);
    }

    #main-menu .menu-subtitle {
        margin-top: 4px;
        font-size: 0.7rem;
    }

    #main-menu .menu-buttons {
        gap: 7px;
    }

    #main-menu .btn-large {
        min-height: 44px;
        padding: 7px 12px;
        font-size: 0.86rem;
    }

    #main-menu .btn-large .btn-icon {
        flex-basis: 26px;
        width: 26px;
        height: 26px;
        font-size: 0.68rem;
    }

    #main-menu .btn-desc {
        font-size: 0.58rem;
    }

    #main-menu .controls-guide {
        display: none;
    }
}

@media (max-height: 450px) and (orientation: landscape) and (max-width: 640px) {
    #main-menu .menu-container {
        grid-template-columns: minmax(142px, 0.62fr) minmax(235px, 1fr);
        column-gap: 10px;
        padding-inline: 12px;
    }

    #main-menu .game-logo,
    #main-menu .game-logo-assets {
        height: 102px;
    }

    #main-menu .logo-slime-img {
        width: 63px;
        height: 56px;
    }

    #main-menu .logo-ball-img {
        width: 28px;
        height: 28px;
    }

    #main-menu .btn-desc {
        display: none;
    }
}

@media (orientation: portrait) {
    #main-menu.screen {
        align-items: flex-start;
        overflow-y: auto;
        padding:
            max(14px, env(safe-area-inset-top, 0px))
            max(12px, env(safe-area-inset-right, 0px))
            max(18px, env(safe-area-inset-bottom, 0px))
            max(12px, env(safe-area-inset-left, 0px));
    }

    #main-menu .menu-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 14px;
        width: min(100%, 500px);
        min-height: auto;
        margin: auto;
        padding: 22px 18px 26px;
        text-align: center;
    }

    #main-menu .language-switch {
        order: 1;
        align-self: flex-end;
    }

    #main-menu .game-logo,
    #main-menu .game-logo-assets {
        order: 2;
        width: 100%;
        height: 154px;
        padding-top: 0;
    }

    #main-menu .logo-slime-img {
        width: 108px;
        height: 92px;
    }

    #main-menu .logo-ball-wrap {
        min-width: 54px;
    }

    #main-menu .logo-ball-img {
        width: 45px;
        height: 45px;
        margin-bottom: 18px;
    }

    #main-menu .menu-copy {
        order: 3;
        width: 100%;
        padding: 0;
    }

    #main-menu .menu-title {
        font-size: clamp(2.45rem, 13vw, 3.5rem);
    }

    #main-menu .menu-subtitle {
        margin-top: 9px;
    }

    #main-menu .menu-buttons {
        order: 4;
        width: min(100%, 430px);
    }

    #main-menu .controls-guide {
        order: 5;
        width: min(100%, 430px);
        min-height: 0;
        text-align: left;
    }
}

@media (orientation: portrait) and (max-width: 360px) {
    .header-archerlab-link {
        padding-inline: 8px;
        font-size: 0.65rem;
        letter-spacing: 0.02em;
    }

    #main-menu .menu-container {
        gap: 10px;
        padding: 16px 12px 20px;
    }

    #main-menu .game-logo,
    #main-menu .game-logo-assets {
        height: 124px;
        gap: 6px;
    }

    #main-menu .logo-slime-img {
        width: 82px;
        height: 74px;
    }

    #main-menu .logo-ball-wrap {
        min-width: 42px;
    }

    #main-menu .logo-ball-img {
        width: 34px;
        height: 34px;
        margin-bottom: 14px;
    }

    #main-menu .logo-team-tag {
        min-width: 46px;
        padding: 2px 5px;
        font-size: 0.5rem;
    }

    #main-menu .menu-title {
        font-size: 2.25rem;
    }

    #main-menu .btn-large {
        min-height: 56px;
        padding-inline: 12px;
    }

    #main-menu .btn-desc {
        font-size: 0.58rem;
    }
}

@media (any-pointer: coarse) {
    #main-menu .language-btn,
    #main-menu .btn-large,
    .back-link,
    .icon-btn,
    .header-archerlab-link {
        min-height: 44px;
    }

    .back-link,
    .icon-btn {
        min-width: 44px;
    }
}

@media (max-width: 768px) and (orientation: portrait),
       (hover: none) and (pointer: coarse) and (orientation: portrait) {
    #rotate-overlay {
        display: none;
        padding:
            env(safe-area-inset-top, 0px)
            env(safe-area-inset-right, 0px)
            env(safe-area-inset-bottom, 0px)
            env(safe-area-inset-left, 0px);
    }

    body[data-screen="game-screen"] #rotate-overlay {
        display: flex;
    }
}

#game-header a, body button {
    min-width: 44px;
    min-height: 44px;
}
#game-header a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }

    .screen.active {
        animation: none;
    }
}