/* OITH Company Website Stylesheet
   Based on brand guidelines from Documents/md/BRAND_GUIDE.md */

/* ============================================
   CSS Variables (Brand Colors)
   ============================================ */
:root {
  --color-primary: #C4584A;        /* OITH Terracotta */
  --color-primary-dark: #A84639;   /* Terracotta Dark */
  --color-primary-light: #F5E6E3;  /* Terracotta Light */
  --color-bg: #FDF9F7;             /* Warm White */
  --color-bg-secondary: #FFFFFF;    /* Pure White */
  --color-bg-tertiary: #F8F4F2;    /* Warm Gray */
  --color-text: #2D2926;            /* Charcoal */
  --color-text-secondary: #5A524E;  /* Medium Brown */
  --color-text-muted: #9A918C;      /* Light Brown */
  --color-success: #4CAF50;         /* Success Green */
  --color-warning: #FF9800;         /* Warning Orange */
  --color-error: #E53935;           /* Error Red */
  
  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'DM Sans', sans-serif;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  --max-width: 1200px;
  --border-radius: 8px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

h1 {
  font-size: 2.25rem; /* 36px */
  font-weight: 700;
}

h2 {
  font-size: 1.75rem; /* 28px */
  font-weight: 600;
}

h3 {
  font-size: 1.25rem; /* 20px */
  font-weight: 700;
  font-family: var(--font-body);
}

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-primary-dark);
}

a:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ============================================
   Layout
   ============================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ============================================
   Header & Navigation
   ============================================ */
header {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-primary-light);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

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

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.logo:hover {
  color: var(--color-primary-dark);
}

nav ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

nav a {
  font-weight: 500;
  color: var(--color-text);
  padding: var(--spacing-xs) 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease;
}

nav a:hover,
nav a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  nav ul {
    gap: var(--spacing-sm);
    font-size: 0.9rem;
  }
}

/* ============================================
   Main Content
   ============================================ */
main {
  min-height: calc(100vh - 200px);
  padding: var(--spacing-xl) 0;
}

.hero {
  text-align: center;
  padding: var(--spacing-xl) 0;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-bg) 100%);
  margin-bottom: var(--spacing-xl);
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.hero .tagline {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
}

.hero .description {
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.1rem;
  line-height: 1.8;
}

.section {
  margin-bottom: var(--spacing-xl);
}

.section-content {
  max-width: 800px;
  margin: 0 auto;
}

/* ============================================
   Cards & Boxes
   ============================================ */
.card {
  background-color: var(--color-bg-secondary);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.card h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

/* ============================================
   Lists
   ============================================ */
ul, ol {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

li {
  margin-bottom: var(--spacing-xs);
}

/* ============================================
   Footer
   ============================================ */
footer {
  background-color: var(--color-text);
  color: var(--color-bg-secondary);
  padding: var(--spacing-lg) 0;
  margin-top: var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.footer-section h4 {
  color: var(--color-bg-secondary);
  margin-bottom: var(--spacing-sm);
  font-family: var(--font-body);
}

.footer-section a {
  color: var(--color-primary-light);
}

.footer-section a:hover {
  color: var(--color-bg-secondary);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  margin-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* ============================================
   Contact Form
   ============================================ */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-text);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-text-muted);
  border-radius: var(--border-radius);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

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

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--color-primary);
  color: var(--color-bg-secondary);
  border: none;
  border-radius: var(--border-radius);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s ease;
  text-decoration: none;
}

.btn:hover {
  background-color: var(--color-primary-dark);
}

.btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ============================================
   Legal Pages (Privacy, Terms)
   ============================================ */
.legal-content {
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.8;
}

.legal-content h2 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--color-primary-light);
}

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

.legal-content p {
  margin-bottom: var(--spacing-md);
}

.legal-content ul,
.legal-content ol {
  margin-bottom: var(--spacing-md);
}

.legal-content strong {
  color: var(--color-text);
  font-weight: 600;
}

.legal-content a {
  text-decoration: underline;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  h1 {
    font-size: 1.75rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero .tagline {
    font-size: 1.1rem;
  }
  
  .header-content {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  nav ul {
    justify-content: center;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  main {
    padding: var(--spacing-lg) 0;
  }
  
  .hero {
    padding: var(--spacing-lg) 0;
  }
}

/* ============================================
   Accessibility
   ============================================ */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: var(--color-bg-secondary);
  padding: var(--spacing-sm);
  text-decoration: none;
  z-index: 1000;
}

.skip-link:focus {
  top: 0;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --color-text: #000000;
    --color-bg: #FFFFFF;
  }
}

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