:root{--background:#f8fafc;--surface:#fff;--surface-muted:#f1f5f9;--text-primary:#0f172a;--text-secondary:#64748b;--border-default:#e2e8f0;--accent:#16a34a;--accent-foreground:#fff;--success:#16a34a;--warning:#f59e0b;--danger:#ef4444;--radius-sm:10px;--radius-md:16px;--radius-full:999px;--shadow-sm:0 1px 3px rgba(15,23,42,.06);--shadow-md:0 4px 16px rgba(15,23,42,.08);--bottom-nav-height:64px;--app-content-max-width:640px;--app-horizontal-padding:20px}*,:after,:before{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{height:100%;-webkit-text-size-adjust:100%}body{margin:0;padding:0;min-height:100%;background:var(--background);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;overscroll-behavior:none}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;font-size:16px}img,video{max-width:100%;display:block}.nl-shell-inner{width:min(100%,var(--app-content-max-width));margin-inline:auto;padding-inline:var(--app-horizontal-padding)}.nl-app-header-inner{display:flex;align-items:center;gap:8px;padding-block:10px}.nl-app-main{flex:1 1;width:min(100%,var(--app-content-max-width));margin-inline:auto;padding:24px var(--app-horizontal-padding) calc(var(--bottom-nav-height) + env(safe-area-inset-bottom) + 24px);overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-y:contain}.nl-bottom-nav{position:fixed;bottom:max(env(safe-area-inset-bottom),0px);left:0;right:0;height:var(--bottom-nav-height);background:var(--surface);border-top:1px solid var(--border-default);z-index:200;transform:translateZ(0);-webkit-backface-visibility:hidden;backface-visibility:hidden;display:flex;justify-content:center}.nl-bottom-nav__inner{width:min(100%,var(--app-content-max-width));padding-inline:var(--app-horizontal-padding);display:grid;grid-template-columns:repeat(5,1fr)}@media (min-width:1024px){:root{--app-content-max-width:1100px;--app-horizontal-padding:28px}.nl-app-main{padding-top:28px;padding-bottom:calc(var(--bottom-nav-height) + env(safe-area-inset-bottom) + 28px)}}@keyframes nl-spin{to{transform:rotate(1turn)}}.nl-spinner{display:inline-block;width:11px;height:11px;border:1.5px solid;border-top:1.5px solid transparent;border-radius:50%;animation:nl-spin .65s linear infinite;vertical-align:middle;flex-shrink:0}.nl-button{-webkit-appearance:none;-moz-appearance:none;appearance:none;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:var(--radius-full);padding:14px 24px;min-height:48px;font-size:16px;font-weight:600;cursor:pointer;transition:opacity .12s ease;-moz-user-select:none;user-select:none;-webkit-user-select:none}.nl-button:active{opacity:.75}.nl-button:disabled{opacity:.5;cursor:not-allowed}.nl-button--primary{background:var(--text-primary);color:#fff}.nl-button--secondary{background:transparent;color:var(--text-primary);border:1.5px solid var(--border-default)}.nl-button--accent{background:var(--accent);color:var(--accent-foreground)}.nl-input{width:100%;padding:14px 16px;border-radius:var(--radius-sm);border:1.5px solid var(--border-default);background:var(--surface);font-size:16px;color:var(--text-primary);outline:none;transition:border-color .12s;-webkit-appearance:none;-moz-appearance:none;appearance:none}.nl-input:focus{border-color:var(--accent)}