.bottom-nav{z-index:100;background:var(--surface);border:1px solid var(--border2);border-radius:var(--radius-xl);justify-content:space-around;align-items:center;width:calc(100% - 32px);max-width:480px;padding:10px 8px 14px;display:flex;position:fixed;bottom:16px;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #0000001f}.nav-item{color:var(--muted);border-radius:var(--radius-md);background:0 0;border:none;flex-direction:column;align-items:center;gap:4px;min-width:52px;padding:4px 16px;transition:color .15s,background .15s;display:flex}.nav-item.active{color:var(--primary)}.nav-item:hover:not(.active){color:var(--text2);background:rgba(var(--primary-rgb), .06)}.nav-icon{font-size:22px;line-height:1;transition:transform .15s}.nav-item.active .nav-icon{transform:translateY(-1px)}.nav-label{font-size:11px;font-weight:500;line-height:1}.landing{background:var(--bg);min-height:100vh;color:var(--text)}.section-inner{max-width:900px;margin:0 auto;padding:0 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.25s}input,textarea,.auth-input{-webkit-user-select:text;user-select:text}button{cursor:pointer;font-family:inherit}input{font-family:inherit}.loading{text-align:center;color:var(--muted);padding:80px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border2);border-radius:99px}.theme-toggle{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;transition:background .2s;display:flex}.theme-toggle:hover{background:var(--border)}.loading{flex-direction:column;justify-content:center;align-items:center;gap:16px;min-height:60vh;display:flex}.loading:before{content:"";border:2.5px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:32px;height:32px;animation:.7s linear infinite spin;display:block}@keyframes spin{to{transform:rotate(360deg)}}