/* =========================================
   DESIGN TOKENS
   ========================================= */
:root {
  --ink: #1a1410;
  --paper: #f9f6f0;
  --dust: #e8e2d6;
  --clay: #b5714a;
  --mist: #8a9ba8;
  --soft: #f0ece3;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-logo: 'Great Vibes', cursive;
  --font-body: 'DM Sans', system-ui, sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;

  --max-width: 1200px;
  --radius: 2px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* =========================================
   TYPOGRAPHY
   ========================================= */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(3rem, 8vw, 6.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clay);
}

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

section { padding: var(--space-lg) 0; }

/* =========================================
   NAVIGATION
   ========================================= */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0.75rem var(--space-md) 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(249, 246, 240, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--dust);
}

.nav-logo {
  font-family: var(--font-logo);
  font-size: 2rem;
  color: #3b1f0f;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  padding: 0.5rem 0;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  opacity: 0.7;
  transition: opacity 0.2s;
}

.nav-links a:hover,
.nav-links a.active { opacity: 1; }

.nav-links a.active { border-bottom: 1.5px solid var(--clay); }

/* =========================================
   HERO
   ========================================= */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-lg);
  padding-top: 130px;
}

.hero-text { padding: var(--space-lg) 0; }

.hero-text h1 {
  margin: var(--space-sm) 0 var(--space-md);
}

.hero-text p {
  font-size: 1.1rem;
  color: var(--ink);
  opacity: 0.65;
  max-width: 40ch;
  margin-bottom: var(--space-md);
}

.hero-image {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.hero-image .placeholder-art {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #d4a574 0%, #8a6540 30%, #3d2b1f 60%, #b5714a 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image .placeholder-art::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.15'/%3E%3C/svg%3E");
  opacity: 0.4;
  mix-blend-mode: overlay;
}

.art-label {
  position: absolute;
  bottom: var(--space-md);
  left: var(--space-md);
  color: rgba(255,255,255,0.7);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* =========================================
   BUTTONS
   ========================================= */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1.5px solid var(--ink);
  transition: all 0.2s;
  cursor: pointer;
}

.btn:hover {
  background: var(--ink);
  color: var(--paper);
}

.btn-clay {
  background: var(--clay);
  color: var(--paper);
  border-color: var(--clay);
}

.btn-clay:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

/* =========================================
   PORTFOLIO GRID
   ========================================= */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--dust);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.portfolio-grid.large {
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.art-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.art-card .art-thumb {
  aspect-ratio: 4/5;
  overflow: hidden;
}

.art-card .art-thumb .color-block {
  width: 100%;
  height: 100%;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.art-card:hover .color-block { transform: scale(1.04); }

.art-card .art-info {
  padding: 0.75rem 0;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.art-card .art-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.art-card .art-medium {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.5;
}

/* Art color palettes for placeholder images */
.c1 { background: linear-gradient(160deg, #c9956a, #7a4f3a, #2d1f15); }
.c2 { background: linear-gradient(200deg, #8faab8, #4a6b7a, #1c3040); }
.c3 { background: linear-gradient(140deg, #d4b896, #9c6e4a, #5c3a22); }
.c4 { background: linear-gradient(170deg, #b8c9a8, #6b8a5e, #2d4228); }
.c5 { background: linear-gradient(150deg, #c8a8b8, #8a5a7a, #3d1f30); }
.c6 { background: linear-gradient(180deg, #d4c496, #a08840, #5c4a10); }

/* =========================================
   ABOUT STRIP
   ========================================= */
.about-strip {
  background: var(--ink);
  color: var(--paper);
  padding: var(--space-lg) 0;
}

.about-strip .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.about-strip h2 { color: var(--paper); margin: var(--space-sm) 0 var(--space-md); }
.about-strip p { opacity: 0.65; margin-bottom: var(--space-md); }
.about-strip .btn { border-color: var(--paper); color: var(--paper); }
.about-strip .btn:hover { background: var(--paper); color: var(--ink); }

.about-media {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.about-swatch {
  aspect-ratio: 1;
  border-radius: var(--radius);
}

/* =========================================
   BLOG SECTION
   ========================================= */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.blog-card {
  border-top: 1.5px solid var(--dust);
  padding-top: var(--space-sm);
}

.blog-card .blog-date {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.45;
  margin-bottom: var(--space-xs);
}

.blog-card h3 {
  font-size: 1.3rem;
  margin-bottom: var(--space-xs);
  transition: color 0.2s;
}

.blog-card:hover h3 { color: var(--clay); }

.blog-card p {
  font-size: 0.9rem;
  opacity: 0.65;
  margin-bottom: var(--space-sm);
}

.read-more {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clay);
  border-bottom: 1px solid var(--clay);
  padding-bottom: 1px;
}

/* =========================================
   FOOTER
   ========================================= */
footer {
  background: var(--soft);
  border-top: 1px solid var(--dust);
  padding: var(--space-lg) 0 var(--space-md);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-md);
  border-top: 1px solid var(--dust);
  margin-top: var(--space-md);
}

.footer-logo {
  font-family: var(--font-logo);
  font-size: 2.8rem;
  color: #3b1f0f;
  margin-bottom: var(--space-xs);
}

.footer-tagline {
  font-size: 0.8rem;
  opacity: 0.5;
  letter-spacing: 0.08em;
}

.footer-links {
  list-style: none;
  display: flex;
  gap: var(--space-md);
}

.footer-links a {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.5;
  transition: opacity 0.2s;
}

.footer-links a:hover { opacity: 1; }

.copyright {
  font-size: 0.75rem;
  opacity: 0.4;
}

/* =========================================
   PAGE HEADER (portfolio/blog pages)
   ========================================= */
.page-header {
  padding-top: calc(130px + var(--space-lg));
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--dust);
  margin-bottom: var(--space-lg);
}

.page-header h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  margin: var(--space-xs) 0 var(--space-sm);
}

.page-header p {
  font-size: 1.1rem;
  opacity: 0.6;
  max-width: 50ch;
}

/* =========================================
   FILTER TABS
   ========================================= */
.filter-tabs {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.filter-tab {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.4rem 1.2rem;
  border: 1.5px solid var(--dust);
  cursor: pointer;
  transition: all 0.2s;
  background: none;
  font-family: var(--font-body);
}

.filter-tab:hover,
.filter-tab.active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

/* =========================================
   BLOG POST PAGE
   ========================================= */
.blog-post {
  max-width: 680px;
  margin: 0 auto;
  padding-top: calc(130px + var(--space-lg));
  padding-bottom: var(--space-xl);
}

.blog-post h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  margin: var(--space-sm) 0 var(--space-md);
}

.post-meta {
  display: flex;
  gap: var(--space-md);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.5;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--dust);
}

.blog-post .post-body h2 {
  font-size: 1.8rem;
  margin: var(--space-md) 0 var(--space-sm);
}

.blog-post .post-body p { margin-bottom: var(--space-sm); opacity: 0.8; }

.blog-post .post-image {
  width: 100%;
  margin: var(--space-md) 0;
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .hero-image { height: 60vw; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .about-strip .container { grid-template-columns: 1fr; gap: var(--space-lg); }
}

@media (max-width: 600px) {
  .portfolio-grid, .portfolio-grid.large, .blog-grid { grid-template-columns: 1fr; }
  .nav-links { gap: var(--space-sm); }
  .section-header { flex-direction: column; align-items: flex-start; gap: var(--space-sm); }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; transform: none !important; }
}