/* Bosfora Global — shared stylesheet */

:root {
  --navy: #0a1f44;
  --navy-dark: #071733;
  --navy-light: #123268;
  --gold: #c9a24a;
  --gold-light: #e2c580;
  --teal: #2ec4c6;
  --teal-dark: #1a8f92;
  --ink: #1c2430;
  --grey: #626c7a;
  --grey-light: #f4f6f9;
  --white: #ffffff;
  --shadow: 0 20px 45px rgba(10, 31, 68, 0.12);
  --radius: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
}

h1, h2, h3, h4 {
  font-family: 'Poppins', 'Inter', sans-serif;
  color: var(--navy);
  line-height: 1.25;
  margin: 0 0 0.6em;
}

p { margin: 0 0 1em; color: var(--grey); }

a { color: inherit; text-decoration: none; }

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

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-dark);
  font-weight: 600;
  margin-bottom: 14px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  color: var(--navy-dark);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 24px rgba(201, 162, 74, 0.35); }
.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.6);
  color: var(--white);
}
.btn-outline:hover { background: rgba(255,255,255,0.12); transform: translateY(-2px); }
.btn-dark {
  background: var(--navy);
  color: var(--white);
}
.btn-dark:hover { background: var(--navy-light); transform: translateY(-2px); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 31, 68, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
}
.brand img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  object-fit: cover;
}
.brand-text {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  line-height: 1.1;
}
.brand-text span {
  display: block;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  color: var(--gold-light);
  margin-top: 2px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: rgba(255,255,255,0.85);
  font-size: 0.94rem;
  font-weight: 500;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--white);
  border-color: var(--gold);
}
.nav-cta { display: flex; align-items: center; gap: 18px; }
.nav-cta .btn { padding: 10px 22px; font-size: 0.88rem; }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.6rem;
  cursor: pointer;
}

@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--navy-dark);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .nav-links.open { max-height: 420px; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 16px 24px; border-bottom: 1px solid rgba(255,255,255,0.08); width: 100%; }
  .nav-cta { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  color: var(--white);
  padding: 130px 0 110px;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(7,23,51,0.94) 15%, rgba(10,31,68,0.78) 55%, rgba(10,31,68,0.55) 100%);
}
.hero-inner { position: relative; z-index: 2; max-width: 680px; }
.hero h1 { color: var(--white); font-size: clamp(2.1rem, 4.4vw, 3.4rem); margin-bottom: 20px; }
.hero p.lead { color: rgba(255,255,255,0.85); font-size: 1.12rem; max-width: 560px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 30px; }

.page-hero {
  padding: 90px 0 70px;
}
.page-hero h1 { color: var(--white); font-size: clamp(1.9rem, 3.6vw, 2.7rem); }
.page-hero p.lead { color: rgba(255,255,255,0.82); max-width: 620px; }

/* ---------- Sections ---------- */
section { padding: 90px 0; }
.section-alt { background: var(--grey-light); }
.section-navy { background: var(--navy); color: var(--white); }
.section-navy h2, .section-navy h3 { color: var(--white); }
.section-navy p { color: rgba(255,255,255,0.75); }

.section-head { max-width: 680px; margin-bottom: 50px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }

/* ---------- Grids / Cards ---------- */
.grid { display: grid; gap: 30px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(10,31,68,0.06);
}
.card .icon {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--teal), var(--navy));
  color: var(--white);
  font-size: 1.4rem;
  margin-bottom: 20px;
}
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { margin-bottom: 0; font-size: 0.95rem; }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 880px) {
  .split { grid-template-columns: 1fr; gap: 36px; }
}
.split img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-frame {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.media-frame img { width: 100%; height: 100%; object-fit: cover; }

/* Product cards */
.product-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid rgba(10,31,68,0.06);
  display: flex;
  flex-direction: column;
}
.product-card .thumb { height: 220px; overflow: hidden; }
.product-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.product-card:hover .thumb img { transform: scale(1.06); }
.product-card .body { padding: 26px 24px; flex: 1; display: flex; flex-direction: column; }
.tag {
  display: inline-block;
  align-self: flex-start;
  background: rgba(46, 196, 198, 0.12);
  color: var(--teal-dark);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

/* Values / stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}
@media (max-width: 700px) { .stats { grid-template-columns: repeat(2, 1fr); } }
.stat .num {
  font-family: 'Poppins', sans-serif;
  font-size: 2.3rem;
  font-weight: 700;
  color: var(--gold);
}
.stat .label { color: rgba(255,255,255,0.72); font-size: 0.9rem; letter-spacing: 0.02em; }

/* Timeline / values list */
.value-row {
  display: flex;
  gap: 22px;
  padding: 26px 0;
  border-bottom: 1px solid rgba(10,31,68,0.08);
}
.value-row:last-child { border-bottom: none; }
.value-row .num {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--gold);
  min-width: 46px;
}
.value-row h3 { margin-bottom: 6px; font-size: 1.1rem; }
.value-row p { margin: 0; }

/* CTA banner */
.cta-banner {
  background: linear-gradient(120deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--white);
  border-radius: 20px;
  padding: 56px 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-banner h2 { color: var(--white); margin-bottom: 8px; }
.cta-banner p { color: rgba(255,255,255,0.75); margin: 0; }

/* ---------- Contact ---------- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 50px;
}
@media (max-width: 880px) { .contact-wrap { grid-template-columns: 1fr; } }
.contact-wrap.single {
  grid-template-columns: 1fr;
  max-width: 640px;
  margin: 0 auto;
}
.contact-info .item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 26px;
}
.contact-info .icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(46,196,198,0.12);
  color: var(--teal-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.2rem;
}
.contact-info h4 { margin-bottom: 4px; font-size: 1rem; }
.contact-info p { margin: 0; }

.form-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px;
  border: 1px solid rgba(10,31,68,0.06);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 7px;
}
.field input, .field textarea, .field select {
  width: 100%;
  padding: 13px 16px;
  border-radius: 10px;
  border: 1.5px solid #dfe4ec;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--grey-light);
  transition: border-color 0.2s ease, background 0.2s ease;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--teal);
  background: var(--white);
}
.field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 0.82rem; color: var(--grey); margin-top: 14px; }
.form-success {
  display: none;
  margin-top: 16px;
  padding: 14px 18px;
  background: rgba(46,196,198,0.12);
  color: var(--teal-dark);
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
}
.form-success.show { display: block; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 26px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-brand img { width: 40px; height: 40px; border-radius: 9px; }
.footer-brand span { font-family: 'Poppins', sans-serif; font-weight: 700; color: var(--white); font-size: 1.05rem; }
.site-footer h4 { color: var(--white); font-size: 0.95rem; margin-bottom: 18px; letter-spacing: 0.03em; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 12px; }
.site-footer a:hover { color: var(--gold-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.85rem;
}

/* Breadcrumb-ish page hero background variants applied inline via style attr */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }