:root {
    --primary: #4f46e5;
    --secondary: #0f172a;
    --accent: #f59e0b;
    --bg-color: #f1f5f9;
    --font-main: 'Plus Jakarta Sans', sans-serif;
}
body { margin: 0; padding: 0; font-family: var(--font-main); background-color: var(--bg-color); color: var(--secondary); min-height: 100vh; }
.app-container { max-width: 500px; margin: 0 auto; background: white; min-height: 100vh; box-shadow: 0 0 20px rgba(0,0,0,0.05); position: relative; overflow-x: hidden; }

/* Header */
.header-hero { background: linear-gradient(160deg, #1e293b 0%, #0f172a 100%); color: white; padding: 40px 25px 50px 25px; border-radius: 0 0 30px 30px; text-align: center; }
.logo-img { height: 60px; margin-bottom: 10px; object-fit: contain; }
.app-title { font-weight: 800; font-size: 22px; margin: 0; letter-spacing: 1px; }
.app-subtitle { font-size: 13px; opacity: 0.7; margin-top: 5px; font-weight: 500; }

/* Menu Grid */
.menu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; padding: 25px; margin-top: -40px; }
.menu-item { background: white; border-radius: 18px; padding: 25px 15px; text-align: center; text-decoration: none; color: var(--secondary); box-shadow: 0 10px 25px -5px rgba(0,0,0,0.08); transition: transform 0.2s, box-shadow 0.2s; border: 1px solid white; }
.menu-item:hover { transform: translateY(-5px); box-shadow: 0 15px 30px -5px rgba(0,0,0,0.15); border-color: #e2e8f0; }
.icon-box { font-size: 32px; margin-bottom: 12px; }
.menu-label { font-weight: 700; font-size: 14px; display: block; }
.ic-info { color: #3b82f6; } .ic-visit { color: #10b981; } .ic-wa { color: #25d366; } .ic-gaspol { color: #f59e0b; } .ic-admin { color: #6366f1; }

@media (min-width: 768px) {
    .app-container { max-width: 1000px; border-radius: 20px; margin: 20px auto; min-height: 90vh; }
    .menu-grid { grid-template-columns: repeat(4, 1fr); gap: 30px; margin-top: -50px; }
    .header-hero { text-align: left; padding: 60px 50px; display: flex; align-items: center; gap: 20px; }
    .logo-img { height: 80px; margin-bottom: 0; }
}