.create-room-modal{max-width:420px}.password-toggle{margin-top:var(--spacing-sm)}.checkbox-label{display:flex;align-items:center;gap:var(--spacing-sm);cursor:pointer;font-size:.9375rem;color:var(--color-text-secondary)}.checkbox-label input[type=checkbox]{display:none}.checkbox-custom{width:20px;height:20px;border:2px solid var(--color-border);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.checkbox-label:hover .checkbox-custom{border-color:var(--color-primary)}.checkbox-label input:checked+.checkbox-custom{background:var(--color-primary);border-color:var(--color-primary)}.checkbox-label input:checked+.checkbox-custom:after{content:"✓";color:#fff;font-size:.75rem;font-weight:700}.error-message{padding:var(--spacing-sm) var(--spacing-md);background:#ef44441a;border:1px solid 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.btn{flex:1}.share-modal{width:100%;max-width:420px}.share-info{color:var(--color-text-secondary);margin-bottom:var(--spacing-lg);line-height:1.5}.share-code-box{display:flex;align-items:center;justify-content:space-between;background:#0000004d;padding:var(--spacing-sm);border-radius:var(--radius-lg);border:1px solid var(--color-border);margin-bottom:var(--spacing-md)}.share-code{font-family:var(--font-mono);font-size:1.25rem;font-weight:700;color:#fff;letter-spacing:.1em;padding-left:var(--spacing-xs);text-shadow:0 0 10px rgba(255,255,255,.3)}.share-divider{display:flex;align-items:center;gap:var(--spacing-md);margin:var(--spacing-lg) 0;color:var(--color-text-muted);font-size:.75rem;text-transform:uppercase;letter-spacing:.1em}.share-divider span{opacity:.7}.share-divider:before,.share-divider:after{content:"";flex:1;height:1px;background:var(--color-border);opacity:.3}.share-hint{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);color:var(--color-text-secondary);font-size:.875rem;margin-top:var(--spacing-xl);padding-top:var(--spacing-md);border-top:1px solid var(--color-border)}.spinner{animation:spin 2s linear infinite;color:var(--color-accent)}:root{--color-bg-primary: #f0f2f5;--color-bg-secondary: #ffffff;--color-bg-tertiary: #e8eaed;--glass-bg: rgba(255, 255, 255, .85);--glass-bg-hover: rgba(255, 255, 255, .95);--glass-border: rgba(0, 0, 0, .1);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .1);--glass-blur: blur(20px);--color-text-primary: #111827;--color-text-secondary: #374151;--color-text-muted: #6b7280;--color-border: rgba(0, 0, 0, .12);--color-border-focus: rgba(0, 0, 0, .25);--color-accent: #2563eb;--color-accent-hover: #1d4ed8;--color-accent-light: rgba(37, 99, 235, .12);--color-success: #16a34a;--color-warning: #d97706;--color-error: #dc2626;--color-white-square: #f0d9b5;--color-black-square: #b58863;--color-highlight: rgba(37, 99, 235, .4);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--radius-full: 9999px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}[data-theme=dark]{--color-bg-primary: #0a0a0f;--color-bg-secondary: #111118;--color-bg-tertiary: #1a1a24;--glass-bg: rgba(30, 30, 40, .7);--glass-bg-hover: rgba(40, 40, 55, .85);--glass-border: rgba(255, 255, 255, .08);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .3);--color-text-primary: #f8fafc;--color-text-secondary: #a0aec0;--color-text-muted: #718096;--color-border: rgba(255, 255, 255, .08);--color-border-focus: rgba(255, 255, 255, .2);--color-white-square: #e0e0e0;--color-black-square: #5a5a5a}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--color-bg-primary: #0a0a0f;--color-bg-secondary: #111118;--color-bg-tertiary: #1a1a24;--glass-bg: rgba(30, 30, 40, .7);--glass-bg-hover: rgba(40, 40, 55, .85);--glass-border: rgba(255, 255, 255, .08);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .3);--color-text-primary: #f8fafc;--color-text-secondary: #a0aec0;--color-text-muted: #718096;--color-border: rgba(255, 255, 255, .08);--color-border-focus: rgba(255, 255, 255, .2);--color-white-square: #e0e0e0;--color-black-square: #5a5a5a}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;min-height:100vh;transition:background var(--transition-normal),color 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var(--spacing-lg);font-family:var(--font-sans);font-size:.9375rem;font-weight:500;border-radius:var(--radius-md);border:none;cursor:pointer;transition:all var(--transition-fast);text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-text-primary);color:var(--color-bg-primary)}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #00000026}.btn-secondary{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--glass-bg-hover);border-color:var(--color-border-focus)}.btn-danger{background:var(--color-error);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-success{background:var(--color-success);color:#fff}.btn-success:hover:not(:disabled){background:#16a34a}.btn-ghost{background:transparent;color:var(--color-text-secondary)}.btn-ghost:hover:not(:disabled){background:var(--color-accent-light);color:var(--color-text-primary)}.btn-sm{padding:var(--spacing-xs) var(--spacing-md);font-size:.875rem}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:1rem}.btn-icon{width:40px;height:40px;padding:0;border-radius:var(--radius-md)}.input{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-family:var(--font-sans);font-size:.9375rem;background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);color:var(--color-text-primary);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:all var(--transition-fast)}.input:focus{outline:none;border-color:var(--color-border-focus);box-shadow:0 0 0 3px var(--color-accent-light)}.input::placeholder{color:var(--color-text-muted)}.input-group{display:flex;flex-direction:column;gap:var(--spacing-xs)}.input-label{font-size:.875rem;font-weight:500;color:var(--color-text-secondary)}.card{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);box-shadow:var(--glass-shadow)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-md);border-bottom:1px solid var(--color-border)}.card-title{font-size:1rem;font-weight:600}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:100;padding:var(--spacing-md);animation:fadeIn var(--transition-fast)}.modal{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-xl);width:100%;max-width:420px;box-shadow:0 24px 48px #0003;animation:slideUp var(--transition-normal)}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-lg)}.modal-title{font-size:1.25rem;font-weight:600}.modal-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;color:var(--color-text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition-fast)}.modal-close:hover{background:var(--color-accent-light);color:var(--color-text-primary)}.modal-body{display:flex;flex-direction:column;gap:var(--spacing-md)}.modal-actions{display:flex;gap:var(--spacing-sm);margin-top:var(--spacing-lg)}.modal-actions .btn{flex:1}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.text-center{text-align:center}.text-muted{color:var(--color-text-muted)}.text-success{color:var(--color-success)}.text-warning{color:var(--color-warning)}.text-error{color:var(--color-error)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.spinner{width:18px;height:18px;border:2px solid var(--color-border);border-top-color:currentColor;border-radius:50%;animation:spin .8s linear infinite}.badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-sm);font-size:.75rem;font-weight:500;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.05em}.badge-success{background:#22c55e1a;color:var(--color-success)}.badge-warning{background:#f59e0b1a;color:var(--color-warning)}.badge-error{background:#ef44441a;color:var(--color-error)}.theme-toggle{position:fixed;top:var(--spacing-md);right:var(--spacing-md);z-index:50}@media (max-width: 768px){html{font-size:14px}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}.modal{max-width:100%;margin:var(--spacing-md)}}