/* ==========================================================================
   Design Tokens
   ========================================================================== */

:root {
  /* Color Palette - Cream/Warm Gray */
  --color-cream: #FAF8F5;
  --color-cream-dark: #F5F2ED;
  --color-warm-gray-100: #E8E6E3;
  --color-warm-gray-200: #D4D1CC;
  --color-warm-gray-300: #B8B4AE;
  --color-warm-gray-400: #8A8580;
  --color-warm-gray-500: #6B6660;
  --color-warm-gray-600: #4A4641;
  --color-warm-gray-700: #333028;
  --color-charcoal: #1A1815;

  /* Semantic Colors */
  --color-background: var(--color-cream);
  --color-background-alt: var(--color-cream-dark);
  --color-text-primary: var(--color-charcoal);
  --color-text-secondary: var(--color-warm-gray-500);
  --color-text-muted: var(--color-warm-gray-400);
  --color-border: var(--color-warm-gray-200);
  --color-accent: var(--color-warm-gray-700);

  /* Typography */
  --font-family-base: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-bold: 700;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;

  --line-height-tight: 1.25;
  --line-height-base: 1.6;
  --line-height-relaxed: 1.75;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-page: 4vw;

  /* Layout */
  --container-width: min(1200px, 100vw - var(--spacing-page) * 2);
  --container-narrow: min(720px, 100vw - var(--spacing-page) * 2);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(26, 24, 21, 0.05);
  --shadow-md: 0 4px 12px rgba(26, 24, 21, 0.08);
  --shadow-lg: 0 10px 24px rgba(26, 24, 21, 0.12);
}

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

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-base);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

a:hover {
  color: var(--color-text-secondary);
}

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

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }

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

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

.text-muted {
  color: var(--color-text-muted);
}

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-page);
}

.container--narrow {
  max-width: var(--container-narrow);
}

main {
  flex: 1;
}

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

.header {
  position: sticky;
  top: 0;
  width: 100%;
  background-color: var(--color-background);
  z-index: 1000;
  padding: var(--spacing-lg) var(--spacing-page);
  border-bottom: 1px solid var(--color-border);
}

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

.logo {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xl);
  text-decoration: none;
  color: var(--color-text-primary);
}

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

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

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--spacing-xl);
}

.nav-item a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: color var(--transition-base);
}

.nav-item a:hover {
  color: var(--color-text-primary);
}

/* Mobile Navigation Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
  z-index: 1001;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  position: relative;
  transition: background-color var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: transform var(--transition-base);
}

.hamburger::before {
  top: -7px;
}

.hamburger::after {
  top: 7px;
}

/* Hamburger animation when open */
.nav-toggle.active .hamburger {
  background-color: transparent;
}

.nav-toggle.active .hamburger::before {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .hamburger::after {
  transform: rotate(-45deg) translate(5px, -5px);
}

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

.footer {
  padding: var(--spacing-lg) var(--spacing-page);
  background-color: var(--color-charcoal);
  color: var(--color-cream);
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.social-icons {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.social-icons a {
  color: var(--color-cream);
  transition: opacity var(--transition-fast);
  display: flex;
}

.social-icons a:hover {
  opacity: 0.7;
}

.icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.copyright {
  font-size: var(--font-size-xs);
  opacity: 0.6;
}

/* ==========================================================================
   Section Styles
   ========================================================================== */

.section {
  padding: var(--spacing-3xl) 0;
}

.section--alt {
  background-color: var(--color-background-alt);
}

.section-title {
  text-align: center;
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-2xl);
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -12px;
  transform: translateX(-50%);
  width: 50px;
  height: 2px;
  background-color: var(--color-warm-gray-300);
}

/* ==========================================================================
   Homepage Intro
   ========================================================================== */

.intro {
  min-height: calc(100vh - 80px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-2xl) var(--spacing-page);
  max-width: var(--container-narrow);
  margin: 0 auto;
  text-align: center;
}

.intro-text {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-2xl);
}

.intro-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-lg);
}

/* Pathway Cards/Links */
.pathways {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  flex-wrap: wrap;
  margin-top: var(--spacing-2xl);
}

.pathway-link {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-xl);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all var(--transition-base);
}

.pathway-link:hover {
  color: var(--color-text-primary);
  border-color: var(--color-warm-gray-400);
  background-color: var(--color-background-alt);
}

/* ==========================================================================
   Gallery (Masonry Grid)
   ========================================================================== */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 10px;
  gap: 16px;
  padding: var(--spacing-xl) 0;
  max-width: var(--container-width);
  margin: 0 auto;
}

.gallery-item {
  overflow: hidden;
  border-radius: 4px;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.gallery-item:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gallery-item--horizontal {
  grid-row: span 22; /* ~220px - shorter for landscape photos */
}

.gallery-item--vertical {
  grid-row: span 50; /* ~500px - much taller for portrait photos */
}

/* ==========================================================================
   Writings/Blog
   ========================================================================== */

.writings-list {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-page);
}

.writing-item {
  padding: var(--spacing-xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.writing-item:last-child {
  border-bottom: none;
}

.writing-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

.writing-title a {
  color: var(--color-text-primary);
}

.writing-title a:hover {
  color: var(--color-text-secondary);
}

.writing-excerpt {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
}

.writing-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Article/Prose Styles */
.prose {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-page);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
}

.prose h2 {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
}

.prose p {
  margin-bottom: var(--spacing-lg);
}

/* ==========================================================================
   About Page
   ========================================================================== */

.about-content {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-page);
}

.about-content p {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

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

@media (max-width: 900px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* Show mobile nav toggle */
  .nav-toggle {
    display: block;
  }

  /* Mobile navigation */
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--color-background);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: right var(--transition-base);
    z-index: 1000;
  }

  .nav.active {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2xl);
  }

  .nav-item a {
    font-size: var(--font-size-xl);
  }

  /* Typography adjustments */
  h1 {
    font-size: var(--font-size-2xl);
  }

  .intro-text {
    font-size: var(--font-size-base);
  }

  .pathways {
    flex-direction: column;
    align-items: center;
  }

  .pathway-link {
    width: 100%;
    max-width: 200px;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
  }

  .gallery-item--horizontal,
  .gallery-item--vertical {
    grid-row: auto;
  }

  .gallery-item img {
    height: auto;
    aspect-ratio: auto;
  }
}