.layout{display:flex;flex-direction:column;min-height:100vh;background:var(--bg-primary)}.layout-header{display:flex;align-items:center;justify-content:space-between;padding:var(--md) var(--lg);background:var(--bg-secondary);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.logo{font-size:1.5rem;font-weight:700;color:var(--text-primary);cursor:pointer;-webkit-user-select:none;user-select:none}.nav{display:flex;gap:var(--xs)}.nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 16px;border-radius:var(--radius-md);color:var(--text-secondary);transition:all var(--transition-fast);cursor:pointer}.nav-item:hover{background:var(--bg-tertiary);color:var(--text-primary)}.nav-item.active{background:var(--accent-light);color:var(--accent)}.nav-icon{font-size:1.25rem;line-height:1}.nav-label{font-size:.75rem;font-weight:500}.user-menu{display:flex;align-items:center;gap:var(--md)}.user-coins{display:flex;align-items:center;gap:var(--xs);padding:8px 16px;background:var(--bg-tertiary);border-radius:var(--radius-full)}.coins-icon{font-size:1.25rem}.coins-value{font-weight:600;color:var(--warning)}.logout-btn{padding:8px 16px;font-size:.875rem;color:var(--text-secondary);background:transparent;border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.logout-btn:hover{background:var(--bg-tertiary);color:var(--danger);border-color:var(--danger)}.layout-main{flex:1;padding:var(--lg);max-width:1200px;width:100%;margin:0 auto}.desktop{display:flex}.mobile{display:none}@media (max-width: 768px){.desktop{display:none}.mobile{display:flex;position:fixed;bottom:0;left:0;right:0;background:var(--bg-secondary);border-top:1px solid var(--border);padding:var(--sm) var(--md);z-index:100}.nav-item{flex:1;padding:8px}.nav-label{font-size:.625rem}.layout-main{padding:var(--md);padding-bottom:80px}.layout-header{padding:var(--sm) var(--md)}.logo{font-size:1.25rem}.logout-btn{padding:6px 12px;font-size:.75rem}.user-coins{padding:6px 12px}.coins-icon{font-size:1rem}}.layout-footer{background:var(--bg-secondary);border-top:1px solid var(--border);padding:var(--lg) var(--md);margin-top:auto}.footer-content{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:var(--md)}.footer-links{display:flex;align-items:center;gap:var(--md);flex-wrap:wrap;justify-content:center}.footer-links button{background:transparent;border:none;color:var(--text-secondary);font-size:.875rem;cursor:pointer;padding:4px 8px;border-radius:var(--radius-sm);transition:color var(--transition-fast)}.footer-links button:hover{color:var(--accent)}.footer-links span{color:var(--border)}.footer-text{color:var(--text-muted);font-size:.75rem;text-align:center}@media (max-width: 768px){.layout-main{padding-bottom:100px}.footer-content{gap:var(--sm)}.footer-links{flex-direction:column;gap:var(--xs)}.footer-links span{display:none}}:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-tertiary: #1a1a25;--bg-hover: #252535;--text-primary: #f0f0f5;--text-secondary: #a0a0b0;--text-muted: #6a6a75;--accent: #6366f1;--accent-hover: #818cf8;--accent-light: rgba(99, 102, 241, .15);--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--info: #3b82f6;--border: #252535;--border-light: #2a2a3a;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(99, 102, 241, .3);--xs: 4px;--sm: 8px;--md: 16px;--lg: 24px;--xl: 32px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f8f9fc;--bg-tertiary: #f0f2f8;--bg-hover: #e5e7eb;--text-primary: #0a0a0f;--text-secondary: #5a5a6a;--text-muted: #9a9aa5;--border: #e5e7eb;--border-light: #d1d5db;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .08);--shadow-md: 0 4px 16px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .12)}*,*: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:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin-bottom:var(--md)}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}h4{font-size:1.125rem}p{margin-bottom:var(--md)}a{color:var(--accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-hover)}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none;outline:none}input,textarea,select{font-family:inherit;font-size:inherit;outline:none}img{max-width:100%;height:auto;display:block}ul,ol{list-style:none}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--border-light)}::selection{background:var(--accent);color:#fff}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.container{max-width:1200px;margin:0 auto;padding:0 var(--md)}.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(--sm)}.gap-md{gap:var(--md)}.gap-lg{gap:var(--lg)}.text-center{text-align:center}.text-right{text-align:right}.hidden{display:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}