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

:root {
  --warm-white: #FAF8F5;
  --warm-gray: #E8E4DF;
  --mid-gray: #9B9590;
  --charcoal: #2C2825;
  --accent: #8B7D6B;
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--charcoal);
  background: var(--warm-white);
  line-height: 1.6;
}

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--warm-gray);
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--charcoal);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.nav-links { display: flex; gap: 2rem; }

.nav-links a {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--mid-gray);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--charcoal); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--charcoal); margin: 5px 0; transition: 0.3s; }

/* Hero */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  background: var(--warm-white);
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--mid-gray);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}

.hero-tagline {
  font-size: 1rem;
  color: var(--accent);
  max-width: 500px;
  margin: 0 auto;
}

/* Sections */
.section { padding: 5rem 2rem; max-width: 1200px; margin: 0 auto; }
.section-alt { background: var(--warm-gray); max-width: none; }
.section-alt > * { max-width: 1200px; margin-left: auto; margin-right: auto; }

.section-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 2rem;
}

/* Filter bar */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  background: none;
  border: 1px solid var(--warm-gray);
  padding: 0.5rem 1.2rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--mid-gray);
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover { border-color: var(--charcoal); color: var(--charcoal); }
.filter-btn.active { background: var(--charcoal); color: var(--warm-white); border-color: var(--charcoal); }

/* Project grid */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
}

.project-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
  cursor: pointer;
  background: var(--warm-gray);
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover img { transform: scale(1.03); }

.project-card .overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  background: linear-gradient(transparent, rgba(44, 40, 37, 0.8));
  color: white;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.project-card:hover .overlay { transform: translateY(0); }

.overlay h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 400;
  margin-bottom: 0.3rem;
}

.overlay .tags {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.8;
}

/* About */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}

.about-photo img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  filter: grayscale(20%);
}

.about-text p { margin-bottom: 1rem; font-size: 0.95rem; }
.about-text h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 400;
  margin: 2rem 0 1rem;
}

.skills-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem;
}

.skills-list li {
  font-size: 0.85rem;
  color: var(--mid-gray);
  padding-left: 1rem;
  position: relative;
}

.skills-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 4px;
  height: 4px;
  background: var(--accent);
}

/* Contact */
.contact-info { text-align: center; }
.contact-info p { margin-bottom: 0.8rem; font-size: 1.1rem; }
.contact-info a { color: var(--charcoal); text-decoration: none; border-bottom: 1px solid var(--warm-gray); transition: border-color 0.2s; }
.contact-info a:hover { border-color: var(--charcoal); }

/* Footer */
.footer {
  text-align: center;
  padding: 2rem;
  font-size: 0.8rem;
  color: var(--mid-gray);
  border-top: 1px solid var(--warm-gray);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(44, 40, 37, 0.95);
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox.active { display: flex; }

.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

.lightbox-info {
  position: absolute;
  bottom: 2rem;
  left: 2rem;
  right: 2rem;
  color: white;
  text-align: center;
}

.lightbox-info h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 400;
}

.lightbox-info .keywords {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.7;
  margin-top: 0.5rem;
}

/* Mobile */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--warm-white);
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--warm-gray);
  }
  .nav-toggle { display: block; }

  .project-grid { grid-template-columns: 1fr; }
  .about-layout { grid-template-columns: 1fr; }
  .skills-list { grid-template-columns: 1fr; }

  .hero { min-height: 60vh; }
  .section { padding: 3rem 1.5rem; }
}