/* Can't Stop - Next-Gen Futuristic UI */
:root {
    --bg-dark: #050510;
    --bg-card: rgba(15, 15, 35, 0.8);
    --bg-lighter: rgba(40, 40, 80, 0.6);
    --accent-primary: #00f0ff;
    --accent-secondary: #bf5af2;
    --accent-success: #30d158;
    --accent-danger: #ff453a;
    --accent-warning: #ffd60a;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-dim: rgba(255, 255, 255, 0.4);
    --player-human: #00f0ff;
    --player-ai: #ff453a;
    --runner-active: #ffd60a;
    --glow-primary: rgba(0, 240, 255, 0.4);
    --glow-secondary: rgba(191, 90, 242, 0.4);
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50%;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Poppins', sans-serif;
    background: var(--bg-dark);
    background-image: 
        radial-gradient(ellipse at 20% 20%, rgba(0, 240, 255, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(191, 90, 242, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(0, 240, 255, 0.03) 0%, transparent 70%);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}
.screen { display: none; min-height: 100vh; }
.screen.active { display: flex; flex-direction: column; }
#start-screen {
    justify-content: center;
    align-items: center;
    padding: var(--spacing-xl);
    background: transparent;
}
.title-container { text-align: center; margin-bottom: var(--spacing-xl); }
.game-title {
    font-size: 4rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary), var(--accent-primary));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    filter: drop-shadow(0 0 30px var(--glow-primary)) drop-shadow(0 0 60px var(--glow-secondary));
}

.subtitle { font-size: 1.2rem; color: var(--text-secondary); margin-top: var(--spacing-sm); }
.start-form {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), inset 0 0 0 1px rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}
.form-group { margin-bottom: var(--spacing-lg); }
.form-group label { display: block; margin-bottom: var(--spacing-sm); color: var(--text-secondary); font-size: 0.9rem; }
.form-group input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--bg-lighter);
    border-radius: var(--radius-md);
    background: var(--bg-dark);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}
.form-group input:focus { outline: none; border-color: var(--accent-primary); }
.difficulty-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-md);
}
.diff-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    flex: 1;
    padding: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}
.diff-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.3s;
}
.diff-btn:hover {
    transform: translateY(-4px) scale(1.02);
    color: var(--text-primary);
    border-color: transparent;
}
.diff-btn[data-difficulty="easy"] { border-color: rgba(48, 209, 88, 0.3); }
.diff-btn[data-difficulty="medium"] { border-color: rgba(255, 214, 10, 0.3); }
.diff-btn[data-difficulty="hard"] { border-color: rgba(255, 69, 58, 0.3); }
.diff-btn[data-difficulty="easy"]:hover { 
    background: linear-gradient(135deg, rgba(48, 209, 88, 0.2), rgba(48, 209, 88, 0.4)); 
    box-shadow: 0 8px 30px rgba(48, 209, 88, 0.3), inset 0 0 20px rgba(48, 209, 88, 0.1), 0 0 40px rgba(48, 209, 88, 0.3);
}
.diff-btn[data-difficulty="medium"]:hover { 
    background: linear-gradient(135deg, rgba(255, 214, 10, 0.2), rgba(255, 214, 10, 0.4)); 
    box-shadow: 0 8px 30px rgba(255, 214, 10, 0.3), inset 0 0 20px rgba(255, 214, 10, 0.1), 0 0 40px rgba(255, 214, 10, 0.3);
}
.diff-btn[data-difficulty="hard"]:hover { 
    background: linear-gradient(135deg, rgba(255, 69, 58, 0.2), rgba(255, 69, 58, 0.4)); 
    box-shadow: 0 8px 30px rgba(255, 69, 58, 0.3), inset 0 0 20px rgba(255, 69, 58, 0.1), 0 0 40px rgba(255, 69, 58, 0.3);
}
.primary-btn {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--bg-dark);
    font-family: inherit;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 0 rgba(255,255,255,0.2);
}
.primary-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.3), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}
.primary-btn:hover { 
    transform: translateY(-3px) scale(1.02); 
    box-shadow: 0 15px 40px var(--glow-primary), 0 5px 20px var(--glow-secondary); 
}
.primary-btn:hover::before { opacity: 1; }
.rules-preview {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    max-width: 400px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}
.rules-preview h3 { color: var(--accent-primary); margin-bottom: var(--spacing-md); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.9rem; }
.rules-preview ul { list-style: none; }
.rules-preview li { padding: var(--spacing-xs) 0; color: var(--text-secondary); font-size: 0.9rem; }
.rules-preview li::before { content: "◆ "; color: var(--accent-primary); filter: drop-shadow(0 0 4px var(--glow-primary)); }
.stats-display {
    margin-top: var(--spacing-xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}
.stat-item {
    background: rgba(255, 255, 255, 0.03);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s;
}
.stat-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 240, 255, 0.2);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
}
.stat-label {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.stat-value {
    font-size: 1.3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
#game-screen.active { display: flex; flex-direction: column; min-height: 100dvh; /* allow natural height for scrolling */ }
.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--bg-card);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}
.player-info { display: flex; align-items: center; gap: var(--spacing-sm); }
.player-icon { font-size: 1.5rem; }
.player-name { font-weight: 600; }
.score-pips { display: flex; gap: 6px; padding: var(--spacing-xs) var(--spacing-sm); }
.pip {
    width: 18px;
    height: 18px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.player-human .pip.filled {
    background: var(--player-human);
    border-color: var(--player-human);
    box-shadow: 0 0 12px var(--player-human), 0 0 24px rgba(0, 240, 255, 0.4);
    animation: pip-fill 0.5s ease-out;
}
.player-ai .pip.filled {
    background: var(--player-ai);
    border-color: var(--player-ai);
    box-shadow: 0 0 12px var(--player-ai), 0 0 24px rgba(255, 69, 58, 0.4);
    animation: pip-fill 0.5s ease-out;
}
@keyframes pip-fill {
    0% { transform: scale(0.5); opacity: 0; }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); opacity: 1; }
}
.turn-info { display: flex; flex-direction: column; align-items: center; color: var(--text-secondary); font-size: 0.9rem; }
.turn-group { display: flex; gap: 4px; align-items: center; }
.label-short { display: none; }
#turn-number { font-weight: 600; color: var(--text-primary); }
#roll-number { font-weight: 600; color: var(--text-primary); }
.game-main { flex: 1; display: flex; padding: var(--spacing-lg); gap: var(--spacing-lg); overflow-x: hidden; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.board-container { flex: 2; display: flex; justify-content: center; align-items: center; }
.game-board {
    display: flex;
    gap: 4px;
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 60px rgba(0, 0, 0, 0.5), inset 0 0 0 1px rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.03);
}
.board-column { display: flex; flex-direction: column-reverse; align-items: center; gap: 3px; padding: var(--spacing-sm); min-width: 44px; }
.column-number {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-lighter);
    border-radius: var(--radius-full);
}
.board-cell {
    position: relative;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.board-cell.empty { background: rgba(255, 255, 255, 0.03); }
.board-cell.human { 
    background: var(--player-human);
    box-shadow: 0 0 12px rgba(0, 240, 255, 0.6), inset 0 0 8px rgba(255, 255, 255, 0.3); 
    border-color: var(--player-human);
}
.board-cell.ai { 
    background: var(--player-ai);
    background-image: repeating-linear-gradient(45deg, transparent, transparent 2px, rgba(0,0,0,0.2) 2px, rgba(0,0,0,0.2) 4px);
    box-shadow: 0 0 12px rgba(255, 69, 58, 0.6), inset 0 0 8px rgba(255, 255, 255, 0.3);
    border-color: var(--player-ai);
}
.board-cell.runner { 
    background: linear-gradient(135deg, rgba(255, 214, 10, 0.9), rgba(255, 180, 0, 1)); 
    box-shadow: 0 0 20px rgba(255, 214, 10, 0.7), 0 0 40px rgba(255, 214, 10, 0.4); 
    animation: pulse-glow 1.5s ease-in-out infinite; 
    border-color: var(--runner-active);
}
@keyframes pulse-glow { 
    0%, 100% { transform: scale(1); box-shadow: 0 0 20px rgba(255, 214, 10, 0.7), 0 0 40px rgba(255, 214, 10, 0.4); } 
    50% { transform: scale(1.1); box-shadow: 0 0 30px rgba(255, 214, 10, 0.9), 0 0 60px rgba(255, 214, 10, 0.6); } 
}
.board-cell.runner-trail-overlay {
    background: repeating-linear-gradient(
        45deg,
        rgba(255, 214, 10, 0.25),
        rgba(255, 214, 10, 0.25) 3px,
        rgba(255, 214, 10, 0.1) 3px,
        rgba(255, 214, 10, 0.1) 6px
    ) !important;
    border: 1px dashed rgba(255, 214, 10, 0.6) !important;
    box-shadow: none !important;
}
.board-cell.runner-trail-overlay::after {
    display: none;
}
.board-cell.claimed::after { content: "★"; font-size: 1rem; filter: drop-shadow(0 0 4px currentColor); }
.board-cell.finish { border: 1px dashed rgba(255, 255, 255, 0.2); background: rgba(255, 255, 255, 0.02); }
.board-cell.preview {
    background: transparent !important;
    border: 2px dashed var(--runner-active);
    transform: scale(0.9);
    box-shadow: none !important;
    animation: none !important;
}
@keyframes claim-animation {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); background-color: var(--accent-success); }
    100% { transform: scale(1); }
}
.board-column.claiming {
    animation: claim-animation 0.8s ease-out;
}
.action-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    max-width: 350px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}
.dice-container { text-align: center; }
.dice-row { display: flex; justify-content: center; gap: var(--spacing-md); }
.die {
    width: 60px;
    height: 60px;
    background: linear-gradient(145deg, #ffffff, #e0e0e0);
    color: var(--bg-dark);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), inset 0 2px 0 rgba(255, 255, 255, 0.8);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid rgba(255, 255, 255, 0.3);
}
.die.rolling { animation: roll-3d 0.15s linear infinite; }
@keyframes roll-3d { 
    0% { transform: rotate(0deg) scale(1); } 
    25% { transform: rotate(90deg) scale(0.95); }
    50% { transform: rotate(180deg) scale(1); }
    75% { transform: rotate(270deg) scale(0.95); }
    100% { transform: rotate(360deg) scale(1); } 
}
.combo-choices h3 { text-align: center; margin-bottom: var(--spacing-md); color: var(--text-secondary); font-size: 0.9rem; }
.combo-buttons { display: flex; flex-direction: column; gap: var(--spacing-sm); }
.combo-btn {
    padding: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(10px);
}
.combo-btn:hover:not(:disabled) { 
    border-color: var(--accent-primary); 
    background: rgba(0, 240, 255, 0.1); 
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2), inset 0 0 20px rgba(0, 240, 255, 0.05);
    transform: translateX(5px);
}
.combo-btn:disabled { opacity: 0.3; cursor: not-allowed; }
.combo-btn .combo-cols { font-weight: 600; }
.combo-btn .combo-info { font-size: 0.8rem; color: var(--text-dim); }
.continue-decision { text-align: center; }
.pending-claims {
    padding: var(--spacing-md);
    background: rgba(48, 209, 88, 0.15);
    border: 1px solid rgba(48, 209, 88, 0.4);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    color: var(--accent-success);
    font-weight: 600;
    box-shadow: 0 0 20px rgba(48, 209, 88, 0.2), inset 0 0 30px rgba(48, 209, 88, 0.05);
    animation: glow-pulse 2s ease-in-out infinite;
}
@keyframes glow-pulse {
    0%, 100% { box-shadow: 0 0 20px rgba(48, 209, 88, 0.2), inset 0 0 30px rgba(48, 209, 88, 0.05); }
    50% { box-shadow: 0 0 30px rgba(48, 209, 88, 0.4), inset 0 0 40px rgba(48, 209, 88, 0.1); }
}
.pending-claims:empty { display: none; }
.bust-probability { margin-bottom: var(--spacing-md); font-size: 0.9rem; color: var(--text-secondary); }
.bust-probability.high { color: var(--accent-danger); }
.bust-probability.medium { color: var(--accent-warning); }
.bust-probability.low { color: var(--accent-success); }
.decision-buttons { display: flex; gap: var(--spacing-md); }
.action-btn {
    flex: 1;
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}
.roll-btn { 
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary)); 
    color: var(--bg-dark); 
    font-weight: 700;
    text-shadow: 0 1px 0 rgba(255,255,255,0.2);
}
.roll-btn:hover { 
    transform: translateY(-3px) scale(1.02); 
    box-shadow: 0 10px 30px var(--glow-primary), 0 5px 15px var(--glow-secondary); 
}
.stop-btn { 
    background: linear-gradient(135deg, var(--accent-success), #20c050); 
    color: var(--bg-dark); 
    font-weight: 700;
    text-shadow: 0 1px 0 rgba(255,255,255,0.2);
}
.stop-btn:hover { 
    transform: translateY(-3px) scale(1.02); 
    box-shadow: 0 10px 30px rgba(48, 209, 88, 0.4); 
}
.roll-prompt { text-align: center; }
.roll-btn-large { padding: var(--spacing-lg) var(--spacing-xl); font-size: 1.3rem; }
.message-display {
    text-align: center;
    padding: var(--spacing-md);
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}
.message-display.bust { color: var(--accent-danger); animation: shake 0.5s; }
.message-display.success { color: var(--accent-success); }
@keyframes shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-10px); } 75% { transform: translateX(10px); } }
.hint-btn {
    margin-top: auto;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-secondary);
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.hint-btn:hover { 
    border-color: var(--accent-secondary); 
    color: var(--accent-secondary); 
    background: rgba(191, 90, 242, 0.1);
    box-shadow: 0 0 20px rgba(191, 90, 242, 0.2);
}
.hint-panel {
    position: fixed;
    right: 0;
    top: 0;
    width: 350px;
    height: 100vh;
    background: rgba(15, 15, 35, 0.95);
    box-shadow: -10px 0 50px rgba(0, 0, 0, 0.7);
    padding: var(--spacing-xl);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    z-index: 100;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-left: 1px solid rgba(255, 255, 255, 0.05);
}
.hint-panel.active { transform: translateX(0); }
.hint-panel h3 { margin-bottom: var(--spacing-lg); color: var(--accent-primary); text-transform: uppercase; letter-spacing: 0.1em; }
.hint-details-btn {
    background: none;
    border: 1px solid var(--bg-lighter);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: inherit;
    padding: var(--spacing-xs) var(--spacing-sm);
    margin-top: var(--spacing-md);
    cursor: pointer;
    transition: all 0.3s;
}
.hint-details-btn:hover {
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
}
.hint-details {
    margin-top: var(--spacing-md);
    border-top: 1px solid var(--bg-lighter);
    padding-top: var(--spacing-md);
}
.close-hint {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
}
#hint-content { line-height: 1.6; }
#hint-content .recommendation { padding: var(--spacing-md); background: var(--bg-lighter); border-radius: var(--radius-md); margin-bottom: var(--spacing-md); }
#hint-content .factors { margin-top: var(--spacing-md); }
#hint-content .factor { padding: var(--spacing-sm) 0; border-bottom: 1px solid var(--bg-lighter); }
#game-over-screen {
    justify-content: center;
    align-items: center;
    background: transparent;
}
.game-over-content { text-align: center; padding: var(--spacing-xl); }
#winner-announcement {
    font-size: 3rem;
    margin-bottom: var(--spacing-xl);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary), var(--accent-warning));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 2s ease infinite;
    filter: drop-shadow(0 0 30px var(--glow-primary));
}
.final-stats {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    min-width: 300px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.final-stats table { width: 100%; border-collapse: collapse; }
.final-stats td { padding: var(--spacing-sm); border-bottom: 1px solid rgba(255, 255, 255, 0.05); }
.final-stats td:first-child { color: var(--text-secondary); text-align: left; }
.final-stats td:last-child { text-align: right; font-weight: 600; color: var(--accent-primary); }
.hidden { display: none !important; }
.ai-turn .action-btn, .ai-turn .combo-btn, .ai-turn .hint-btn { 
    pointer-events: none; 
    opacity: 0.5; 
}
.ai-turn .roll-btn, .ai-turn .stop-btn { transform: none !important; box-shadow: none !important; }
@media (max-width: 900px) {
    .game-main { flex-direction: column; }
    .action-panel { max-width: none; }
    .board-column { min-width: 36px; }
    .board-cell { width: 28px; height: 28px; }
}
@media (max-width: 600px) {
    .game-title { font-size: 2.5rem; }
    .game-header { flex-wrap: nowrap; gap: var(--spacing-sm); justify-content: space-between; padding: var(--spacing-sm) var(--spacing-md); }
    .turn-info { order: 0; width: auto; flex-direction: row; gap: var(--spacing-md); font-size: 0.8rem; }
    .turn-group { gap: 2px; }
    .label-long { display: none; }
    .label-short { display: inline; }
    .player-info { flex-basis: auto; gap: var(--spacing-xs); }
    .player-name { display: none; }
    .player-info.player-ai { justify-content: flex-end; }
    .pip { width: 14px; height: 14px; }
    .board-column { min-width: 28px; padding: 2px; }
    .board-cell { width: 22px; height: 22px; }
    .column-number { width: 24px; height: 24px; font-size: 0.7rem; }
    .die { width: 50px; height: 50px; font-size: 1.5rem; }
}