:root{--primary:#2f3c7e;--bg-color:#f7f9fc;--card-bg:#fff;--text-main:#1e293b;--success:#4caf50;--warning:#ff9800;--danger:#f44336;--nav-height:70px}*{box-sizing:border-box;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background-color:var(--bg-color);color:var(--text-main);-webkit-tap-highlight-color:transparent}.app-layout{height:100vh;padding-bottom:var(--nav-height);flex-direction:column;display:flex}.content{flex:1;padding:20px;overflow-y:auto}h1,h2{margin-top:10px;margin-bottom:20px;font-size:28px}h3{margin:20px 0 10px;font-size:20px}.card{background:var(--card-bg);border-radius:16px;margin-bottom:15px;padding:20px;box-shadow:0 4px 12px #0000000d}.input-label{color:#64748b;margin-bottom:8px;font-weight:600;display:block}.big-input{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;width:100%;margin-bottom:16px;padding:16px;font-size:18px}.big-input:focus{border-color:var(--primary);outline:none}.button{cursor:pointer;text-align:center;border:none;border-radius:12px;width:100%;padding:16px;font-size:18px;font-weight:700;display:inline-block}.primary-btn{background-color:var(--primary);color:#fff}.danger-btn{background-color:var(--danger);color:#fff;margin-top:10px}.component-header{justify-content:space-between;margin-bottom:8px;font-size:15px;display:flex}.wear-bar-bg{background:#e2e8f0;border-radius:6px;width:100%;height:12px;overflow:hidden}.wear-bar-fill{border-radius:6px;height:100%;transition:width .3s}.bottom-nav{width:100%;height:var(--nav-height);background:var(--card-bg);padding-bottom:env(safe-area-inset-bottom);border-top:1px solid #e2e8f0;justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:0}.nav-item{color:#94a3b8;text-align:center;cursor:pointer;background:0 0;border:none;width:33%;font-size:12px}.nav-item.active{color:var(--primary);font-weight:700}