/* ============================================
   Arctic Precision Design System
   Essential Packing Lists for Weekend Hikes in Lapland
   ============================================ */

:root {
  /* Color Palette */
  --color-primary-bg: #F7F7F7;
  --color-secondary-bg: #1C2A3A;
  --color-accent-1: #FF6E30;
  --color-accent-2: #3B5349;
  --color-text-primary: #1C2A3A;
  --color-text-secondary: #F7F7F7;
  --color-text-muted: #6B7280;
  
  /* Typography */
  --font-primary: 'Poppins', sans-serif;
  --font-heading: 'Inter', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(28, 42, 58, 0.1);
  --shadow-md: 0 4px 6px rgba(28, 42, 58, 0.1);
  --shadow-lg: 0 10px 15px rgba(28, 42, 58, 0.1);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-primary-bg);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-1);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  transition: all var(--transition-base);
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

p {
  margin-bottom: var(--space-md);
}

/* ============================================
   Header
   ============================================ */

.site-header {
  background-color: var(--color-secondary-bg);
  color: var(--color-text-secondary);
  padding: var(--space-md) var(--space-lg);
  position: relative;
  box-shadow: var(--shadow-md);
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
}

.brand-name {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2vw, 1.75rem);
  font-weight: 700;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  margin-left: auto;
  gap: var(--space-lg);
}

.nav-link {
  color: var(--color-text-secondary);
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.nav-link:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-text-secondary);
}

.burger-button {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  background: transparent;
  border: none;
  cursor: pointer;
  order: 999;
  z-index: 1001;
}

.burger-line {
  width: 25px;
  height: 3px;
  background-color: var(--color-text-secondary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.burger-button.active .burger-line:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.burger-button.active .burger-line:nth-child(2) {
  opacity: 0;
}

.burger-button.active .burger-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ============================================
   Mobile Navigation
   ============================================ */

@media (max-width: 1023px) {
  .nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(28, 42, 58, 0.98);
    flex-direction: column;
    padding: var(--space-2xl) var(--space-lg);
    gap: var(--space-md);
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    justify-content: center;
    align-items: center;
  }
  
  .nav-menu.active {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-link {
    width: 100%;
    text-align: center;
    padding: var(--space-md);
    font-size: 1.25rem;
  }
}

@media (min-width: 1024px) {
  .burger-button {
    display: none;
  }
  
  .nav-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    background-color: transparent;
    flex-direction: row;
    padding: 0;
    justify-content: flex-end;
    align-items: center;
    box-shadow: none;
  }
}

/* ============================================
   Main Content
   ============================================ */

main {
  min-height: calc(100vh - 200px);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-2xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  color: var(--color-text-primary);
}

/* ============================================
   Hero Section
   ============================================ */

.hero-section {
  position: relative;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, rgba(28, 42, 58, 0.85) 0%, rgba(59, 83, 73, 0.85) 100%);
  color: var(--color-text-secondary);
  padding: var(--space-2xl) var(--space-lg);
  margin-bottom: var(--space-xl);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(28, 42, 58, 0.7) 0%, rgba(59, 83, 73, 0.7) 100%);
  z-index: 1;
}

.hero-content {
  max-width: 800px;
  z-index: 2;
  position: relative;
}

.hero-title {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.hero-text {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: var(--space-xl);
  opacity: 0.95;
}

/* ============================================
   Banner/Image Sections
   ============================================ */

.banner-section {
  margin: var(--space-xl) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.banner-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.image-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

.image-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base);
}

.image-card:hover {
  transform: translateY(-5px);
}

.image-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

/* ============================================
   Content Sections
   ============================================ */

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

.content-card {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.content-card:hover {
  box-shadow: var(--shadow-md);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  font-weight: 600;
  border-radius: var(--radius-md);
  text-align: center;
  transition: all var(--transition-base);
  cursor: pointer;
    margin-top: 10px;
}

.btn-primary {
  background-color: var(--color-accent-1);
  color: white;
}

.btn-primary:hover {
    color: white;
  background-color: #e55a20;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--color-secondary-bg);
  color: var(--color-text-secondary);
}

.btn-secondary:hover {
    color: white;
  background-color: #0f1a24;
}

/* ============================================
   Forms
   ============================================ */

.form-container {
  max-width: 600px;
  margin: var(--space-xl) auto;
  background: white;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  border: 2px solid #e5e7eb;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent-1);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.checkbox-input {
  margin-top: 4px;
  cursor: pointer;
}

.checkbox-label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ============================================
   Interactive Tools
   ============================================ */

.tool-container {
  background: white;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin: var(--space-xl) 0;
}

.tool-header {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 2px solid var(--color-primary-bg);
}

.gear-list {
  list-style: none;
  margin: var(--space-lg) 0;
}

.gear-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md);
  margin-bottom: var(--space-sm);
  background: var(--color-primary-bg);
  border-radius: var(--radius-sm);
}

.gear-category {
  font-weight: 600;
  color: var(--color-accent-2);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.weight-total {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent-1);
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-primary-bg);
  border-radius: var(--radius-md);
  margin-top: var(--space-lg);
}

.layer-selector {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.layer-option {
  padding: var(--space-md);
  border: 2px solid #e5e7eb;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.layer-option:hover {
  border-color: var(--color-accent-1);
  background: var(--color-primary-bg);
}

.layer-option.selected {
  border-color: var(--color-accent-1);
  background: var(--color-accent-1);
  color: white;
}

.simulator-result {
  margin-top: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-primary-bg);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-accent-1);
}

.trail-card {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-lg);
}

.trail-title {
  color: var(--color-accent-2);
  margin-bottom: var(--space-md);
}

.trail-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin: var(--space-md) 0;
}

.info-item {
  padding: var(--space-sm);
  background: var(--color-primary-bg);
  border-radius: var(--radius-sm);
}

/* ============================================
   Google Maps
   ============================================ */

.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin: var(--space-xl) 0;
}

.map-iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ============================================
   Footer
   ============================================ */

.site-footer {
  background-color: var(--color-secondary-bg);
  color: var(--color-text-secondary);
  padding: var(--space-xl) var(--space-lg);
  margin-top: var(--space-2xl);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
}

.footer-section {
  margin-bottom: var(--space-md);
}

.footer-title {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
}

.footer-menu {
  list-style: none;
}

.footer-link {
  color: var(--color-text-secondary);
  opacity: 0.8;
  display: block;
  padding: var(--space-xs) 0;
  transition: opacity var(--transition-fast);
}

.footer-link:hover {
  opacity: 1;
  color: var(--color-text-secondary);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  opacity: 0.7;
}

/* ============================================
   Privacy Popup
   ============================================ */

.privacy-popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(28, 42, 58, 0.9);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

.privacy-popup.active {
  display: flex;
}

.popup-content {
  background: white;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  position: relative;
}

.popup-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-muted);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background-color var(--transition-fast);
}

.popup-close:hover {
  background-color: var(--color-primary-bg);
}

/* ============================================
   Thank You Page
   ============================================ */

.thank-you-container {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  max-width: 600px;
  margin: 0 auto;
}

.thank-you-icon {
  font-size: 4rem;
  margin-bottom: var(--space-lg);
}

/* ============================================
   404 Page
   ============================================ */

.error-container {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.error-code {
  font-size: 8rem;
  font-weight: 700;
  color: var(--color-accent-1);
  line-height: 1;
  margin-bottom: var(--space-md);
}

.error-message {
  font-size: 1.5rem;
  margin-bottom: var(--space-xl);
}

/* ============================================
   Legal Pages
   ============================================ */

.legal-container {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
}

.legal-content {
  background: white;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  line-height: 1.8;
}

.legal-content h2 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  color: var(--color-accent-2);
}

.legal-content h3 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.date {
  font-style: italic;
  color: var(--color-text-muted);
  margin-top: var(--space-lg);
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 768px) {
  :root {
    --space-xl: 2rem;
    --space-2xl: 3rem;
  }
  
  .section {
    padding: var(--space-xl) 0;
  }
  
  .hero-section {
    min-height: 400px;
  }
  
  .content-grid {
    grid-template-columns: 1fr;
  }
  
  .image-section {
    grid-template-columns: 1fr;
  }
  
  .form-container {
    padding: var(--space-lg);
  }
  
  .footer-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .container {
    padding: 0 var(--space-md);
  }
  
  .section {
    padding: var(--space-lg) 0;
  }
  
  .btn {
    width: 100%;
    padding: var(--space-md);
  }
}

/* ============================================
   Accessibility
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .site-header,
  .site-footer,
  .burger-button,
  .privacy-popup {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
}