:root {
  /* Rapido Inspired Palette */
  --primary: #F9D923; /* Rapido Yellow */
  --primary-dark: #FFC107;
  --primary-light: #FFF9C4;
  --secondary: #FFC107;
  --accent: #000000;
  --success: #43A047;
  --danger: #E53935;
  --warning: #FB8C00;
  
  /* Backgrounds */
  --app-bg: #F8F9FA;
  --card-bg: #FFFFFF;
  --input-bg: #F1F3F4;
  
  /* Text */
  --text-main: #1C1C1C;
  --text-sub: #5F6368;
  --text-muted: #80868B;
  
  /* Spacing */
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --radius-xl: 40px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
}

/* Base Reset */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; background: var(--app-bg); color: var(--text-main); }
a { text-decoration: none; color: inherit; }

/* Global Utilities */
.btn-primary {
  background: var(--primary);
  color: var(--text-main);
  border: none;
  padding: 16px;
  border-radius: var(--radius);
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary:active { transform: scale(0.98); }

/* Layout Components */
.mobile-viewport {
  max-width: 450px;
  margin: 0 auto;
  background: white;
  min-height: 100vh;
  position: relative;
  box-shadow: 0 0 40px rgba(0,0,0,0.1);
}

.app-content { padding-bottom: 80px; }

/* Bottom Nav Styling */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 450px;
  background: white;
  display: flex;
  justify-content: space-around;
  padding: 12px 0;
  border-top: 1px solid #EEE;
  z-index: 1000;
  box-shadow: 0 -4px 10px rgba(0,0,0,0.05);
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: #80868B;
  font-weight: 600;
  font-size: 11px;
}

.bottom-nav-label{font-size:9.5px;font-weight:700;letter-spacing:0.1px;}
.bottom-nav-icon{font-size:18px;margin-bottom:2px;}
.bottom-nav-item.active { color: #00897B; } /* Or Rapido Teal? Rapido uses black for nav active usually */
.bottom-nav-item.active i { color: #00897B; }