:root{--bg-1: #0f0c29;--bg-2: #302b63;--bg-3: #24243e;--accent: #7c6af7;--accent-hover: rgba(124, 106, 247, .5);--text: #ffffff;--text-muted: #aaaaaa;--text-faint: #999999;--card-bg: rgba(255, 255, 255, .05);--card-border: rgba(255, 255, 255, .1);--danger: #e5484d;--success: #4ade80;--warning: #fbbf24}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:linear-gradient(135deg,var(--bg-1),var(--bg-2),var(--bg-3));color:var(--text);min-height:100vh}a{color:inherit}.app-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{position:relative;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:16px 32px;border-bottom:1px solid var(--card-border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.topbar 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20px;width:340px;display:flex;align-items:center;justify-content:space-between;gap:16px}.etiqueta-info{display:flex;flex-direction:column;gap:4px}.etiqueta-produto{font-size:16px;font-weight:700;margin-bottom:4px}.etiqueta-linha{font-size:12px}.etiqueta-qr{flex-shrink:0}@media (max-width: 720px){.topbar{padding:12px 16px;flex-wrap:wrap;row-gap:10px}.topbar .brand{flex:1;font-size:12px}.mobile-menu-toggle{display:inline-flex;align-items:center;order:2}.topbar>div:last-child{order:3}.topbar nav{display:none;order:4;flex-basis:100%;flex-direction:column;gap:4px}.topbar nav.open{display:flex}.nav-dropdown,.nav-submenu{width:100%}.nav-dropdown-trigger,.nav-submenu-trigger{width:100%;text-align:left}.nav-dropdown-menu,.nav-submenu-menu{position:static;box-shadow:none;border:none;background:transparent;margin:0 0 0 16px;padding:4px 0;min-width:0;width:calc(100% - 16px)}.nav-dropdown-menu:before,.nav-submenu-menu:before{display:none}.content,.card{padding:16px}.page-header 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