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

:root {
  --cream:    #FAF9F6;
  --white:    #FFFFFF;
  --ink:      #1A1A1A;
  --ink-mid:  #4A4A4A;
  --ink-soft: #7A7878;
  --accent:   #B8977E;
  --border:   #E5DED6;
  --serif:    'Cormorant Garamond', Georgia, serif;
  --sans:     'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--cream);
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Typography ──────────────────────────────── */
h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(3rem, 7vw, 6rem); }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }

em { font-style: italic; }

p { color: var(--ink-mid); font-weight: 300; }

.section-label {
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* ── Buttons ─────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.85rem 2.25rem;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid currentColor;
  transition: background 0.25s, color 0.25s;
  cursor: pointer;
}
.btn-light {
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn-light:hover {
  background: var(--white);
  color: var(--ink);
}
.btn-dark {
  color: var(--ink);
  border-color: var(--ink);
  background: transparent;
  width: 100%;
}
.btn-dark:hover {
  background: var(--ink);
  color: var(--white);
}

/* ── Nav ─────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 4rem;
  transition: background 0.3s, padding 0.3s, box-shadow 0.3s;
}
#nav.scrolled {
  background: rgba(250, 249, 246, 0.97);
  backdrop-filter: blur(8px);
  padding: 1rem 4rem;
  box-shadow: 0 1px 0 var(--border);
}

.nav-logo {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--white);
  letter-spacing: 0.02em;
  transition: color 0.3s;
}
#nav.scrolled .nav-logo { color: var(--ink); }

.nav-links {
  display: flex;
  gap: 2.5rem;
}
.nav-links a {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  transition: color 0.25s;
}
.nav-links a:hover { color: var(--white); }
#nav.scrolled .nav-links a { color: var(--ink-soft); }
#nav.scrolled .nav-links a:hover { color: var(--ink); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.4rem;
  color: var(--white);
}
#nav.scrolled .nav-toggle { color: var(--ink); }

/* ── Hero ────────────────────────────────────── */
#hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 30%;
  background-repeat: no-repeat;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.35) 0%,
    rgba(0,0,0,0.45) 60%,
    rgba(0,0,0,0.6) 100%
  );
}
.hero-content {
  position: relative;
  text-align: center;
  color: var(--white);
  padding: 0 2rem;
  max-width: 800px;
}
.hero-eyebrow {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 1.25rem;
}
.hero-content h1 {
  color: var(--white);
  margin-bottom: 1rem;
}
.hero-sub {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.1em;
  margin-bottom: 2.5rem;
}
.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.scroll-line {
  display: block;
  width: 1px;
  height: 60px;
  background: rgba(255,255,255,0.5);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(0.6); }
}

/* ── About ───────────────────────────────────── */
#about {
  padding: 7rem 4rem;
  max-width: 1300px;
  margin: 0 auto;
}
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}
.about-text h2 { margin-bottom: 2rem; }
.about-text p { margin-bottom: 1.25rem; }
blockquote {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-style: italic;
  font-weight: 300;
  color: var(--ink);
  line-height: 1.5;
  border-left: 2px solid var(--accent);
  padding-left: 1.5rem;
  margin: 2rem 0;
}
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.service-item {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-mid);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
}
.about-image img {
  width: 100%;
  height: auto;
}

/* ── Portfolio ───────────────────────────────── */
#portfolio {
  background: var(--ink);
  padding: 6rem 4rem;
}
.portfolio-header {
  text-align: center;
  margin-bottom: 3rem;
}
.portfolio-header .section-label { color: var(--accent); }
.portfolio-header h2 { color: var(--white); }

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-bottom: 3rem;
}
.filter-btn {
  background: none;
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.55);
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.55rem 1.25rem;
  cursor: pointer;
  transition: all 0.2s;
}
.filter-btn:hover {
  border-color: rgba(255,255,255,0.6);
  color: var(--white);
}
.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

.portfolio-grid {
  columns: 3;
  column-gap: 1rem;
  max-width: 1400px;
  margin: 0 auto;
}
.grid-item {
  position: relative;
  break-inside: avoid;
  margin-bottom: 1rem;
  overflow: hidden;
  cursor: pointer;
}
.grid-item img {
  width: 100%;
  height: auto;
  max-height: 480px;
  display: block;
  object-fit: cover;
  object-position: center;
  transition: transform 0.5s ease;
}
.grid-item:hover img { transform: scale(1.04); }
.grid-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  display: flex;
  align-items: flex-end;
  padding: 1.25rem;
  transition: background 0.3s;
}
.grid-item:hover .grid-item-overlay { background: rgba(0,0,0,0.3); }
.grid-item-overlay span {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: white;
  opacity: 0;
  transform: translateY(6px);
  transition: all 0.3s;
}
.grid-item:hover .grid-item-overlay span {
  opacity: 1;
  transform: translateY(0);
}
.grid-item.hidden { display: none; }

/* ── Contact ─────────────────────────────────── */
#contact {
  padding: 7rem 4rem;
  max-width: 1300px;
  margin: 0 auto;
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}
.contact-text h2 { margin-bottom: 1.5rem; }
.contact-text p { margin-bottom: 2.5rem; }
.contact-details { display: flex; flex-direction: column; gap: 1.25rem; }
.contact-details li { display: flex; flex-direction: column; gap: 0.2rem; }
.contact-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}
.contact-details a, .contact-details span {
  font-size: 1rem;
  color: var(--ink);
  font-weight: 300;
}
.contact-details a:hover { color: var(--accent); }

.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-row input,
.form-row textarea {
  width: 100%;
  background: none;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 0;
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s;
  resize: none;
}
.form-row input::placeholder,
.form-row textarea::placeholder { color: var(--ink-soft); }
.form-row input:focus,
.form-row textarea:focus { border-bottom-color: var(--ink); }
.form-note { font-size: 0.82rem; color: var(--accent); margin-top: 0.5rem; text-align: center; }

/* ── Footer ──────────────────────────────────── */
footer {
  text-align: center;
  padding: 2.5rem 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

/* ── Lightbox ────────────────────────────────── */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.95);
  align-items: center;
  justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
  text-align: center;
}
.lightbox-content img {
  max-width: 90vw;
  max-height: 82vh;
  object-fit: contain;
  margin: 0 auto;
}
#lightboxCaption {
  color: rgba(255,255,255,0.55);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  margin-top: 1rem;
}
.lightbox-close {
  position: absolute;
  top: 1.5rem; right: 2rem;
  background: none;
  border: none;
  color: rgba(255,255,255,0.7);
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
}
.lightbox-close:hover { color: white; }
.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: rgba(255,255,255,0.5);
  font-size: 2rem;
  cursor: pointer;
  padding: 1rem;
  transition: color 0.2s;
}
.lightbox-prev:hover, .lightbox-next:hover { color: white; }
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }

/* ── Responsive ──────────────────────────────── */
@media (max-width: 1024px) {
  .portfolio-grid { columns: 2; }
}

@media (max-width: 768px) {
  #nav { padding: 1.25rem 1.5rem; }
  #nav.scrolled { padding: 0.85rem 1.5rem; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--cream);
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    z-index: 99;
  }
  .nav-links.open a { color: var(--ink); font-size: 1rem; }
  .nav-toggle { display: block; }

  #about, #contact { padding: 5rem 1.5rem; }
  .about-inner, .contact-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .about-image img { height: 380px; }

  #portfolio { padding: 5rem 1rem; }
  .portfolio-grid { columns: 1; }

  .services-grid { grid-template-columns: 1fr; }

  .lightbox-prev { left: 0.5rem; }
  .lightbox-next { right: 0.5rem; }
}