/* ==========================================================
   Nezih Boyacıoğlu — Shared Stylesheet
   Navy + Gold · IBM Plex + Playfair Display
   ========================================================== */

:root {
  --navy-deepest: #0a1628;
  --navy-deep: #0f2444;
  --navy: #1a3a6b;
  --navy-light: #2d5599;
  --gold: #c9a961;
  --gold-bright: #e6c478;
  --gold-deep: #9a7d3f;
  --cream: #f5f1e8;
  --paper: #fafaf7;
  --ink: #1a1a1a;
  --ink-soft: #4a4a4a;
  --rule: rgba(201, 169, 97, 0.25);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'IBM Plex Sans', sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

/* ============ NAV ============ */
nav.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 169, 97, 0.15);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-family: 'Playfair Display', serif;
  color: var(--cream);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-decoration: none;
}
.brand span { color: var(--gold); }

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  color: rgba(245, 241, 232, 0.75);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.3px;
  transition: color 0.2s;
  font-weight: 400;
  position: relative;
}
.nav-links a:hover { color: var(--gold); }
.nav-links a.active { color: var(--gold); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gold);
}
.nav-links .new-badge {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 7px;
  font-size: 9px;
  font-weight: 600;
  background: var(--gold);
  color: var(--navy-deepest);
  border-radius: 2px;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.lang-switch {
  display: flex;
  gap: 4px;
  align-items: center;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: rgba(245, 241, 232, 0.5);
}
.lang-switch a {
  color: rgba(245, 241, 232, 0.5);
  text-decoration: none;
  transition: color 0.2s;
  padding: 4px 6px;
}
.lang-switch a:hover { color: var(--cream); }
.lang-switch a.active { color: var(--gold); }

/* ============ SECTION COMMON ============ */
section { padding: 120px 48px; position: relative; }
.section-inner { max-width: 1280px; margin: 0 auto; }

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 2.5px;
  color: var(--gold-deep);
  text-transform: uppercase;
  margin-bottom: 20px;
  font-weight: 500;
}
.section-eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--gold-deep);
}

/* PROMINENT SECTION HEADER — "WHAT I DO" / "ABOUT" / etc */
.section-label {
  display: block;
  font-family: 'Playfair Display', serif;
  font-size: 14px;
  font-style: italic;
  letter-spacing: 0;
  color: var(--gold-deep);
  margin-bottom: 8px;
  font-weight: 400;
}
.section-headline {
  font-family: 'Playfair Display', serif;
  font-size: 88px;
  line-height: 1;
  font-weight: 600;
  letter-spacing: -2px;
  color: var(--ink);
  margin-bottom: 32px;
  text-transform: none;
}
.section-headline .accent { color: var(--gold-deep); font-style: italic; font-weight: 500; }

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: 52px;
  line-height: 1.1;
  font-weight: 500;
  letter-spacing: -0.8px;
  color: var(--ink);
  margin-bottom: 24px;
  max-width: 800px;
}
.section-title .accent { color: var(--gold-deep); font-style: italic; }

.section-lede {
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 680px;
  margin-bottom: 64px;
  font-weight: 300;
}

/* ============ BUTTONS ============ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 36px;
  background: var(--gold);
  color: var(--navy-deepest);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  transition: all 0.3s;
  border: 1px solid var(--gold);
}
.btn-primary:hover { background: transparent; color: var(--gold); }

.btn-secondary {
  margin-left: 16px;
  padding: 18px 36px;
  background: transparent;
  color: var(--cream);
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  border: 1px solid rgba(245, 241, 232, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: all 0.3s;
}
.btn-secondary:hover { border-color: var(--gold); color: var(--gold); }

/* ============ FOOTER ============ */
footer.site-footer {
  background: var(--navy-deepest);
  color: rgba(245, 241, 232, 0.6);
  padding: 60px 48px 40px;
  border-top: 1px solid rgba(201, 169, 97, 0.15);
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 64px;
  margin-bottom: 48px;
}
.footer-brand {
  font-family: 'Playfair Display', serif;
  color: var(--cream);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-brand span { color: var(--gold); }
.footer-tagline {
  font-size: 13px;
  line-height: 1.6;
  max-width: 320px;
}
.footer-col h4 {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 16px;
  font-weight: 500;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  color: rgba(245, 241, 232, 0.65);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 32px;
  border-top: 1px solid rgba(201, 169, 97, 0.1);
  display: flex;
  justify-content: space-between;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 1px;
  color: rgba(245, 241, 232, 0.4);
}

/* ============ RESPONSIVE COMMON ============ */
@media (max-width: 980px) {
  .nav-links { display: none; }
  .nav-inner { padding: 14px 24px; }
  section { padding: 80px 24px; }
  .section-headline { font-size: 56px; letter-spacing: -1.2px; }
  .section-title { font-size: 38px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; padding-left: 24px; padding-right: 24px; }
}