/* =====================================================
   WANDERLUST - BASE STYLES
   Variables, Reset, Scrollbar, App Layout
   ===================================================== */

/* ==================== CSS VARIABLES ==================== */
:root {
  /* Colors - Primary Palette (#084887 based) */
  --primary-50: #e6f0f7;
  --primary-100: #cce1ef;
  --primary-200: #99c3df;
  --primary-300: #66a5cf;
  --primary-400: #3387bf;
  --primary-500: #084887;
  --primary-600: #073d73;
  --primary-700: #06325f;
  --primary-800: #05274b;
  --primary-900: #041c37;

  /* Colors - Success (Green) */
  --success-50: #ecfdf5;
  --success-100: #d1fae5;
  --success-500: #10b981;
  --success-600: #059669;
  --success-700: #047857;

  /* Colors - Warning (Orange/Amber) */
  --warning-50: #fffbeb;
  --warning-100: #fef3c7;
  --warning-500: #f59e0b;
  --warning-600: #d97706;

  /* Colors - Danger (Red/Pink) */
  --danger-50: #fef2f2;
  --danger-100: #fee2e2;
  --danger-500: #ef4444;
  --danger-600: #dc2626;

  /* Colors - Purple */
  --purple-50: #faf5ff;
  --purple-100: #f3e8ff;
  --purple-500: #a855f7;
  --purple-600: #9333ea;

  /* Colors - Neutrals */
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;

  /* Additional Colors */
  --amber-50: #fffbeb;
  --amber-100: #fef3c7;
  --amber-500: #f59e0b;
  --amber-700: #b45309;
  --orange-500: #f97316;
  --blue-500: #3b82f6;
  --green-100: #dcfce7;
  --green-200: #bbf7d0;
  --green-500: #22c55e;
  --green-700: #15803d;
  --red-50: #fef2f2;
  --red-100: #fee2e2;
  --red-400: #f87171;
  --red-500: #ef4444;
  --red-700: #b91c1c;

  /* Layout */
  --sidebar-width: 260px;
  --sidebar-collapsed-width: 80px;
  --header-height: 70px;
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
}

/* ==================== RESET & BASE ==================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate-700);
  background: linear-gradient(135deg, var(--slate-50) 0%, var(--slate-100) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  color: var(--slate-800);
  line-height: 1.3;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
}

input, select {
  font-family: inherit;
  font-size: inherit;
}

/* ==================== SCROLLBAR ==================== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--slate-100);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: var(--slate-300);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--slate-400);
}

/* ==================== APP LAYOUT ==================== */
#app {
  display: flex;
  min-height: 100vh;
}

.main-wrapper {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left var(--transition-normal);
  overflow-x: hidden;
  max-width: calc(100vw - var(--sidebar-width));
}

/* ==================== MAIN CONTENT ==================== */
.main-content {
  flex: 1;
  padding: 24px 32px;
  overflow-y: auto;
  overflow-x: hidden;
  max-width: 100%;
}

/* ==================== VIEW SYSTEM ==================== */
.view {
  display: none;
  animation: fadeIn 0.3s ease;
}

.view.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==================== GRADIENTS ==================== */
.gradient-green {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
}

.gradient-purple {
  background: linear-gradient(135deg, #a855f7 0%, #7c3aed 100%);
  color: white;
}

.gradient-blue {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  color: white;
}

.gradient-orange {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
}

.gradient-pink {
  background: linear-gradient(135deg, #ec4899 0%, #db2777 100%);
  color: white;
}

.gradient-teal {
  background: linear-gradient(135deg, #0d9488 0%, #14b8a6 50%, #2dd4bf 100%);
}

.gradient-gold {
  background: linear-gradient(135deg, #b45309 0%, #d97706 50%, #f59e0b 100%);
}

.gradient-sunset {
  background: linear-gradient(135deg, #dc2626 0%, #ea580c 50%, #f97316 100%);
}