/* =========================================================
   AYKUT BAYRAK — Marka renkleri
   Tüm sitenin rengini buradan ayarlayabilirsiniz.
   Marka ana rengi: derin petrol-lacivert (logodan alınmıştır)
   ========================================================= */
:root {
  --brand-950: #04181f;   /* en koyu (hero/footer zemini) */
  --brand-900: #092630;   /* ANA MARKA RENGİ (logo lacivert) */
  --brand-700: #143d4b;   /* koyu vurgu */
  --brand-500: #2a6275;   /* açık petrol vurgu */
  --brand-300: #6f9aa8;   /* yumuşak vurgu */
  --silver:    #b9c4c7;   /* gümüş (metalik dokunuş) */
  --tint:      #eef3f4;   /* çok açık petrol-gri (bölüm zemini) */
  --tint-2:    #f6f9fa;
  --white:     #ffffff;
  --ink:       #102229;   /* gövde yazı */
  --muted:     #59707a;   /* ikincil yazı */
  --line:      #dde7e9;   /* ince çizgiler */

  --radius: 16px;
  --radius-sm: 10px;
  --maxw: 1120px;
  --shadow: 0 18px 44px -22px rgba(9, 38, 48, 0.45);
  --shadow-sm: 0 8px 22px -14px rgba(9, 38, 48, 0.45);
}

/* ============================ TEMEL ============================ */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  font-family: "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 24px;
}

h1, h2, h3 {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--brand-900);
  line-height: 1.1;
}

.eyebrow {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--brand-500);
  margin-bottom: 16px;
}
.eyebrow--light { color: var(--silver); }

.accent { color: var(--brand-500); font-style: italic; }

/* ============================ BUTONLAR ============================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 14px 30px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
}
.btn--primary {
  background: var(--brand-900);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}
.btn--primary:hover { background: var(--brand-700); transform: translateY(-2px); }
.btn--ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}
.btn--ghost:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

/* ============================ ÜST MENÜ ============================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand { display: inline-flex; align-items: center; }
.brand__logo { height: 46px; width: auto; }

.nav__links { display: flex; align-items: center; gap: 32px; }
.nav__links a {
  font-weight: 500;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  color: var(--brand-900);
  transition: color .15s ease;
}
.nav__links a:hover { color: var(--brand-500); }
.nav__cta {
  background: var(--brand-900);
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: 999px;
}
.nav__cta:hover { background: var(--brand-700); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none; border: none; cursor: pointer;
  padding: 8px;
}
.nav__toggle span {
  width: 24px; height: 2px;
  background: var(--brand-900);
  border-radius: 2px;
  transition: transform .25s ease, opacity .2s ease;
}

/* ============================ HERO ============================ */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(130% 90% at 50% -20%, var(--brand-700) 0%, var(--brand-950) 62%);
  color: var(--white);
  padding: 110px 0 100px;
  text-align: center;
}
.hero__glow {
  position: absolute;
  top: -160px; left: 50%;
  width: 720px; height: 720px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(111,154,168,0.22), transparent 62%);
  filter: blur(8px);
  pointer-events: none;
  animation: floaty 9s ease-in-out infinite;
}
@keyframes floaty {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(22px); }
}
.hero__inner { position: relative; max-width: 780px; }
.hero__title {
  font-size: clamp(2.7rem, 7vw, 4.6rem);
  font-weight: 600;
  color: var(--white);
  margin-bottom: 24px;
}
.hero__lead {
  font-size: clamp(1.02rem, 2.2vw, 1.18rem);
  color: rgba(255,255,255,0.78);
  max-width: 600px;
  margin: 0 auto 36px;
}
.hero__actions {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 30px;
}
.hero__note {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.55);
}

/* ============================ BÖLÜMLER ============================ */
.section { padding: 92px 0; }
.section--tint { background: var(--tint); }

.section__head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section__title { font-size: clamp(2rem, 5vw, 3rem); font-weight: 600; }
.section__sub { color: var(--muted); margin-top: 14px; font-size: 1.02rem; }

/* ============================ ÜRÜN KARTLARI ============================ */
.grid { display: grid; gap: 26px; }
.grid--cards { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: var(--brand-300);
}
.card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--tint) 0%, #dde9ec 100%);
  display: grid;
  place-items: center;
}
.card__media img { width: 100%; height: 100%; object-fit: cover; }
.card__placeholder {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand-500);
  opacity: 0.7;
}
.card__body { padding: 22px 22px 26px; }
.card__title {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.card__text { color: var(--muted); font-size: 0.92rem; line-height: 1.6; }

/* ============================ HAKKIMIZDA ============================ */
.about {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}
.about__text p { color: var(--muted); margin-top: 16px; font-size: 1.04rem; }
.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.stat {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.stat__num {
  display: block;
  font-family: "Cormorant Garamond", serif;
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--brand-500);
  line-height: 1;
  margin-bottom: 6px;
}
.stat__label { font-size: 0.84rem; letter-spacing: 0.04em; color: var(--muted); }

/* ============================ İLETİŞİM ============================ */
.contact {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 40px;
  align-items: start;
}
.contact__info { display: grid; gap: 14px; }
.info {
  display: block;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  transition: border-color .18s ease, transform .18s ease;
}
a.info:hover { border-color: var(--brand-300); transform: translateY(-2px); }
.info__label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-500);
  font-weight: 600;
  margin-bottom: 5px;
}
.info__value { font-size: 1rem; color: var(--ink); font-weight: 500; }

.contact__form {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 7px;
  color: var(--brand-900);
}
.field input,
.field textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--ink);
  padding: 13px 15px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--tint-2);
  transition: border-color .15s ease, background .15s ease;
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--brand-500);
  background: var(--white);
}
.field textarea { resize: vertical; }
.form__hint { margin-top: 14px; font-size: 0.9rem; color: var(--brand-500); }

/* ============================ FOOTER ============================ */
.footer {
  background: var(--brand-950);
  color: rgba(255, 255, 255, 0.72);
  padding: 44px 0;
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 22px;
}
.footer__logo { height: 50px; width: auto; }
.footer__links { display: flex; gap: 28px; }
.footer__links a {
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.72);
  transition: color .15s ease;
}
.footer__links a:hover { color: var(--white); }
.footer__copy { font-size: 0.82rem; color: rgba(255, 255, 255, 0.5); }

/* ============================ MOBİL ============================ */
@media (max-width: 880px) {
  .grid--cards { grid-template-columns: repeat(2, 1fr); }
  .about { grid-template-columns: 1fr; gap: 38px; }
  .contact { grid-template-columns: 1fr; gap: 28px; }

  .nav__toggle { display: flex; }
  .nav__links {
    position: absolute;
    top: 76px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    padding: 14px 24px 22px;
    box-shadow: var(--shadow);
    display: none;
  }
  .nav__links.is-open { display: flex; }
  .nav__links a { padding: 11px 4px; }
  .nav__cta { text-align: center; margin-top: 6px; }
}

@media (max-width: 520px) {
  .grid--cards { grid-template-columns: 1fr; }
  .about__stats { grid-template-columns: 1fr 1fr; }
  .section { padding: 64px 0; }
  .hero { padding: 80px 0 70px; }
  .contact__form { padding: 22px; }
  .footer__inner { flex-direction: column; text-align: center; }
}

/* ============================ ERİŞİLEBİLİRLİK ============================ */
:where(a, button, input, textarea):focus-visible {
  outline: 3px solid var(--brand-300);
  outline-offset: 2px;
  border-radius: 6px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; transition: none !important; }
}