/* ============================================================
   TOKENS
   ============================================================ */
:root {
  --bg:         #0f0f0f;
  --surface:    #161616;
  --surface-2:  #1c1c1c;
  --accent:     #c8a96e;
  --accent-glow: rgba(200, 169, 110, 0.12);
  --text:       #c9c3b8;
  --text-bright: #f0ece4;
  --white:      #ffffff;
  --muted:      #666;
  --border:     rgba(255, 255, 255, 0.07);
  --border-accent: rgba(200, 169, 110, 0.25);

  --serif:  'Playfair Display', Georgia, serif;
  --sans:   'DM Sans', system-ui, -apple-system, sans-serif;

  --max-w:    1080px;
  --pad-x:    48px;
  --section-y: 128px;
  --radius:   14px;
}

/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }

/* ============================================================
   NAV
   ============================================================ */
#nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  padding: 28px 0;
  transition: background 0.4s ease, padding 0.4s ease, border-color 0.4s ease;
  border-bottom: 1px solid transparent;
}

#nav.scrolled {
  background: rgba(15, 15, 15, 0.88);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  padding: 18px 0;
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.06em;
  transition: color 0.2s;
}
.nav-logo:hover { color: var(--accent); }

.nav-links {
  list-style: none;
  display: flex;
  gap: 44px;
}
.nav-links a {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  position: relative;
  transition: color 0.25s;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  height: 1px; width: 0;
  background: var(--accent);
  transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px var(--pad-x) 80px;
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 72px;
  align-items: center;
}

/* Hero text */
.hero-location {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-location::before {
  content: '';
  display: block;
  width: 24px; height: 1px;
  background: var(--accent);
  opacity: 0.6;
}

.hero-name {
  font-family: var(--serif);
  font-size: clamp(4.2rem, 7.5vw, 7.5rem);
  font-weight: 900;
  line-height: 0.92;
  color: var(--white);
  letter-spacing: -0.025em;
  margin-bottom: 28px;
}

.hero-tagline {
  font-size: 1.05rem;
  line-height: 2;
  color: var(--muted);
  font-weight: 300;
  margin-bottom: 24px;
}

.hero-bio {
  font-size: 1rem;
  color: var(--text);
  line-height: 1.85;
  max-width: 440px;
  margin-bottom: 44px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border-bottom: 1px solid var(--border-accent);
  padding-bottom: 5px;
  transition: gap 0.35s ease, border-color 0.25s;
}
.hero-cta:hover { gap: 18px; border-color: var(--accent); }
.cta-arrow { transition: transform 0.35s ease; }
.hero-cta:hover .cta-arrow { transform: translateY(5px); }

/* Hero photo */
.hero-photo {
  position: relative;
}

.photo-wrap {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: #1d3f54;
  box-shadow:
    0 0 0 1px var(--border),
    0 30px 60px rgba(0,0,0,0.6),
    0 60px 100px rgba(0,0,0,0.4);
  z-index: 1;
}

.photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 15%;
}

/* Decorative accent square behind photo */
.photo-accent {
  position: absolute;
  top: 20px; right: -20px;
  width: 100%; height: 100%;
  border-radius: 20px;
  border: 1px solid var(--border-accent);
  z-index: 0;
}

/* Scroll hint line */
.scroll-hint {
  position: absolute;
  bottom: 36px; left: var(--pad-x);
}
.scroll-line {
  width: 1px;
  height: 56px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: linePulse 2.4s ease-in-out infinite;
}
@keyframes linePulse {
  0%, 100% { opacity: 0.25; transform: scaleY(1); }
  50%       { opacity: 0.8;  transform: scaleY(1.15); }
}

/* Hero entrance animation classes */
.hero-animate {
  opacity: 0;
  transform: translateY(22px);
}

/* ============================================================
   SECTIONS – SHARED
   ============================================================ */
.section {
  padding: var(--section-y) 0;
}
.section--surface {
  background: var(--surface);
}
.section--contact {
  background: var(--bg);
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}
.container--center { text-align: center; }

.section-label {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-label::before {
  content: '';
  display: block;
  width: 28px; height: 1px;
  background: var(--accent);
  opacity: 0.5;
}
.container--center .section-label {
  justify-content: center;
}
.container--center .section-label::before { display: none; }

.section-heading {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.8vw, 3.2rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.18;
  margin-bottom: 56px;
  letter-spacing: -0.01em;
}
.section-heading em {
  font-style: italic;
  color: var(--accent);
}
.section-heading--center {
  margin-bottom: 20px;
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   WORK SECTION
   ============================================================ */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.col p {
  font-size: 1.05rem;
  color: var(--text);
  line-height: 1.9;
}
.col strong {
  color: var(--text-bright);
  font-weight: 500;
}

/* ============================================================
   TIMELINE
   ============================================================ */
.timeline {
  position: relative;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 14px; bottom: 20px;
  left: 152px;
  width: 1px;
  background: linear-gradient(to bottom, var(--border-accent), transparent 90%);
}

.timeline-item {
  display: grid;
  grid-template-columns: 152px 1fr;
  gap: 52px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.timeline-item:last-child { border-bottom: none; }

/* Dot */
.timeline-item::after {
  content: '';
  position: absolute;
  left: 146px; top: 44px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--border-accent);
  transition: border-color 0.3s, background 0.3s;
}
.timeline-item:hover::after {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.tl-left { padding-top: 4px; }
.tl-date {
  font-size: 0.74rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.tl-role {
  font-family: var(--serif);
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 5px;
}
.tl-company {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.03em;
  margin-bottom: 12px;
}
.tl-desc {
  font-size: 0.93rem;
  color: var(--text);
  line-height: 1.8;
}

/* ============================================================
   PROJECT CARDS
   ============================================================ */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  cursor: pointer;
  transition:
    border-color 0.35s ease,
    transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.35s ease;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 40%, var(--accent-glow), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.card:hover {
  border-color: var(--border-accent);
  transform: translateY(-7px);
  box-shadow: 0 24px 48px rgba(0,0,0,0.4);
}
.card:hover::before { opacity: 1; }

.card-tag {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.card-title {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.25;
  margin-bottom: 14px;
}
.card-desc {
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 24px;
}
.card-link {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-transform: uppercase;
  transition: letter-spacing 0.3s;
}
.card:hover .card-link { letter-spacing: 0.14em; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-body {
  max-width: 500px;
  margin: 0 auto 40px;
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text);
}

.contact-btn {
  display: inline-block;
  border: 1px solid var(--border-accent);
  color: var(--accent);
  padding: 15px 44px;
  border-radius: 100px;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  margin-bottom: 48px;
  transition: background 0.3s, color 0.3s, border-color 0.3s, transform 0.2s;
}
.contact-btn:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.social-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}
.social-row a {
  font-size: 0.83rem;
  color: var(--muted);
  transition: color 0.2s;
  letter-spacing: 0.03em;
}
.social-row a:hover { color: var(--white); }
.social-row .divider { color: var(--border); font-size: 0.9rem; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-copy {
  font-size: 0.78rem;
  color: var(--muted);
}
.footer-back {
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.05em;
  transition: color 0.2s;
}
.footer-back:hover { color: var(--accent); }

/* ============================================================
   RESPONSIVE — TABLET
   ============================================================ */
@media (max-width: 900px) {
  :root {
    --pad-x: 28px;
    --section-y: 88px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 52px;
  }
  .hero-photo {
    max-width: 300px;
    margin: 0 auto;
    order: -1;
  }
  .hero-name { font-size: clamp(3.6rem, 10vw, 5rem); }

  .two-col { grid-template-columns: 1fr; gap: 32px; }

  .timeline::before { display: none; }
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 28px 0;
  }
  .timeline-item::after { display: none; }

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

/* ============================================================
   RESPONSIVE — MOBILE
   ============================================================ */
@media (max-width: 600px) {
  :root { --pad-x: 20px; }

  .nav-links { display: none; }
  .hero { padding-top: 96px; }
  .hero-name { font-size: 3.2rem; }
  .scroll-hint { display: none; }

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

  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}