@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --c-bg: #0d0d0c;
  --c-bg-alt: #141412;
  --c-panel: #1a1a17;
  --c-cream: #f6f3ec;
  --c-cream-dim: #cfc9ba;
  --c-gold: #c9a961;
  --c-gold-dim: #9c8148;
  --c-line: rgba(246, 243, 236, 0.12);
  --c-text-muted: #a9a49a;
  --font-display: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  --container: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-cream);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  margin: 0 0 0.5em;
  line-height: 1.2;
}

p { margin: 0 0 1em; color: var(--c-text-muted); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 14px;
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  border: 1px solid var(--c-gold);
  color: var(--c-cream);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  background: transparent;
  cursor: pointer;
  transition: background-color 200ms ease, color 200ms ease;
}
.btn:hover { background: var(--c-gold); color: #14140f; }

.btn-solid {
  background: var(--c-gold);
  color: #14140f;
  border-color: var(--c-gold);
}
.btn-solid:hover { background: var(--c-gold-dim); border-color: var(--c-gold-dim); }

/* ---- Nav ---- */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 22px 0;
  transition: background-color 250ms ease, padding 250ms ease, backdrop-filter 250ms ease;
}
.site-nav.scrolled {
  background: rgba(13, 13, 12, 0.92);
  backdrop-filter: blur(8px);
  padding: 14px 0;
  border-bottom: 1px solid var(--c-line);
}
.site-nav .container { display: flex; align-items: center; justify-content: space-between; }

.logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.logo span { color: var(--c-gold); }

.nav-links { display: flex; gap: 38px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--c-cream-dim);
  transition: color 200ms ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--c-gold); }

.nav-toggle { display: none; background: none; border: none; color: var(--c-cream); font-size: 1.6rem; cursor: pointer; }

@media (max-width: 860px) {
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 78%; max-width: 320px; height: 100vh;
    background: var(--c-bg-alt);
    flex-direction: column;
    gap: 26px;
    padding: 100px 32px;
    transition: right 300ms ease;
    border-left: 1px solid var(--c-line);
  }
  .nav-links.open { right: 0; }
  .nav-toggle { display: block; }
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(180deg, rgba(13,13,12,0.35) 0%, rgba(13,13,12,0.85) 100%), var(--hero-img, none) center/cover no-repeat;
}
.hero-inner { max-width: 720px; }
.hero h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); }
.hero p.lead { font-size: 1.15rem; color: var(--c-cream-dim); max-width: 560px; }
.hero-cta { display: flex; gap: 16px; margin-top: 30px; flex-wrap: wrap; }
.scroll-hint {
  position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%);
  font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--c-cream-dim);
}

/* ---- Section ---- */
.section { padding: 110px 0; }
.section-alt { background: var(--c-bg-alt); }
.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---- Stats ---- */
.stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line); padding: 40px 0; }
.stat { text-align: center; }
.stat .num { font-family: var(--font-display); font-size: 2.4rem; color: var(--c-gold); }
.stat .label { font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-text-muted); }

@media (max-width: 720px) { .stats-bar { grid-template-columns: repeat(2, 1fr); } }

/* ---- About ---- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-photo { aspect-ratio: 4/5; background: var(--c-panel) center/cover no-repeat; border: 1px solid var(--c-line); }
.ceo-name { font-family: var(--font-display); font-size: 1.3rem; color: var(--c-gold); margin-bottom: 2px; }
.ceo-title { font-size: 0.85rem; color: var(--c-text-muted); letter-spacing: 0.05em; text-transform: uppercase; }

@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; gap: 36px; } }

/* ---- Projects grid ---- */
.filter-bar { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 44px; }
.filter-btn {
  padding: 9px 20px; border: 1px solid var(--c-line); background: transparent; color: var(--c-cream-dim);
  font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; transition: all 200ms ease;
}
.filter-btn:hover, .filter-btn.active { border-color: var(--c-gold); color: var(--c-gold); }

.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
@media (max-width: 980px) { .projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .projects-grid { grid-template-columns: 1fr; } }

.project-card {
  position: relative; overflow: hidden; border: 1px solid var(--c-line); cursor: pointer;
  background: var(--c-panel);
}
.project-card .thumb { aspect-ratio: 4/3; background: #23231f center/cover no-repeat; transition: transform 500ms ease; }
.project-card:hover .thumb { transform: scale(1.06); }
.project-card .body { padding: 22px 22px 26px; }
.project-card .status-tag {
  position: absolute; top: 16px; left: 16px; z-index: 2;
  background: rgba(13,13,12,0.85); border: 1px solid var(--c-gold); color: var(--c-gold);
  font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 5px 12px;
}
.project-card h3 { font-size: 1.15rem; margin-bottom: 6px; }
.project-card .loc { font-size: 0.82rem; color: var(--c-text-muted); }
.empty-state { color: var(--c-text-muted); padding: 60px 0; text-align: center; }

/* ---- Project detail ---- */
.detail-hero { min-height: 60vh; display: flex; align-items: flex-end; background: linear-gradient(180deg, rgba(13,13,12,0.2), rgba(13,13,12,0.95)), var(--hero-img, none) center/cover no-repeat; padding-bottom: 60px; }
.detail-meta { display: flex; gap: 28px; flex-wrap: wrap; margin-top: 18px; }
.detail-meta div { font-size: 0.85rem; }
.detail-meta span { display: block; color: var(--c-gold); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 4px; }

.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.gallery img { aspect-ratio: 4/3; object-fit: cover; width: 100%; cursor: pointer; }
@media (max-width: 720px) { .gallery { grid-template-columns: repeat(2, 1fr); } }

.lightbox { position: fixed; inset: 0; background: rgba(0,0,0,0.92); z-index: 200; display: none; align-items: center; justify-content: center; padding: 30px; }
.lightbox.open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 88vh; object-fit: contain; }
.lightbox-close { position: absolute; top: 24px; right: 32px; font-size: 2rem; color: var(--c-cream); cursor: pointer; background: none; border: none; }

/* ---- Contact ---- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-item { margin-bottom: 26px; }
.contact-item span { display: block; color: var(--c-gold); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 6px; }
.contact-item p { color: var(--c-cream); margin: 0; }

.form-field { margin-bottom: 20px; }
.form-field label { display: block; font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--c-text-muted); margin-bottom: 8px; }
.form-field input, .form-field textarea {
  width: 100%; background: var(--c-panel); border: 1px solid var(--c-line); color: var(--c-cream);
  padding: 13px 16px; font-family: var(--font-body); font-size: 0.95rem;
}
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--c-gold); }

@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; gap: 36px; } }

/* ---- Footer ---- */
.site-footer { border-top: 1px solid var(--c-line); padding: 50px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-inner p { margin: 0; font-size: 0.85rem; }

/* ---- Utility ---- */
.text-center { text-align: center; }
.mt-lg { margin-top: 60px; }