/* ======================================================
   OTO DÖŞEME — Premium Corporate Stylesheet
   Aesthetic: Editorial Craft Studio
   Fonts: Cormorant Garamond (display) + DM Sans (UI)
====================================================== */

/* ===== Tokens ===== */
:root {
  /* Core palette */
  --ink:          oklch(0.09 0.018 265);   /* deep blue-black */
  --ink-2:        oklch(0.14 0.016 265);   /* dark surface */
  --ink-3:        oklch(0.20 0.013 265);   /* subtle dark */
  --zemin:        oklch(0.96 0.008 78);    /* warm linen */
  --krem:         oklch(0.92 0.013 80);    /* cream alt section */
  --yuzey:        oklch(0.98 0.005 78);    /* near-white surface */
  --sinir:        oklch(0.86 0.013 78);    /* warm border */
  --sinir-koyu:   oklch(0.78 0.015 78);    /* stronger border */

  /* Text */
  --metin:        oklch(0.13 0.016 265);   /* primary */
  --metin-2:      oklch(0.42 0.013 265);   /* secondary */
  --metin-3:      oklch(0.64 0.009 265);   /* tertiary/hint */

  /* Accent: cognac-copper — leather & craftsmanship */
  --bakir:        oklch(0.57 0.12 48);
  --bakir-ac:     oklch(0.68 0.11 52);
  --bakir-cok-ac: oklch(0.82 0.07 58);
  --bakir-parlak: oklch(0.72 0.14 50);

  /* Utility */
  --basari:  oklch(0.52 0.15 145);
  --hata:    oklch(0.52 0.20 20);

  /* Fonts */
  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-ui:      'DM Sans', system-ui, sans-serif;

  /* Spacing scale */
  --s-1:  0.375rem;
  --s-2:  0.75rem;
  --s-3:  1.25rem;
  --s-4:  2rem;
  --s-5:  3.5rem;
  --s-6:  6rem;
  --s-7:  10rem;

  /* Radii */
  --r-s: 0.25rem;
  --r-m: 0.5rem;
  --r-l: 1rem;

  /* Shadows */
  --golge-s: 0 1px 3px oklch(0.09 0.018 265 / 0.08),
             0 4px 12px oklch(0.09 0.018 265 / 0.05);
  --golge-m: 0 4px 16px oklch(0.09 0.018 265 / 0.12),
             0 12px 36px oklch(0.09 0.018 265 / 0.08);
  --golge-l: 0 8px 32px oklch(0.09 0.018 265 / 0.18),
             0 24px 64px oklch(0.09 0.018 265 / 0.12);
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-ui);
  background: var(--zemin);
  color: var(--metin);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { display: block; max-width: 100%; height: auto; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }
button { font-family: inherit; }

/* ===== Scroll reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible { opacity: 1; transform: none; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--ink);
  border-bottom: 1px solid oklch(0.20 0.013 265);
}

.header-ic {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2.5rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--zemin);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo::before {
  content: '';
  display: block;
  width: 0.5rem;
  height: 0.5rem;
  background: var(--bakir);
  border-radius: 50%;
  flex-shrink: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.site-nav a {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: oklch(0.70 0.008 265);
  transition: color 0.2s;
}

.site-nav a:hover { color: var(--zemin); }
.site-nav a.aktif { color: var(--zemin); }

.nav-teklif {
  background: var(--bakir) !important;
  color: var(--zemin) !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--r-s);
  transition: background 0.2s !important;
}
.nav-teklif:hover { background: var(--bakir-parlak) !important; }

/* ===== Butonlar ===== */
.btn-ana {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bakir);
  color: var(--zemin);
  padding: 0.875rem 2rem;
  border-radius: var(--r-s);
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}
.btn-ana:hover { background: var(--bakir-parlak); transform: translateY(-1px); }
.btn-ana.btn-tam { width: 100%; justify-content: center; }

.btn-ikincil {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--zemin);
  padding: 0.875rem 2rem;
  border-radius: var(--r-s);
  font-size: 0.9375rem;
  font-weight: 500;
  border: 1px solid oklch(0.35 0.01 265);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.btn-ikincil:hover { border-color: oklch(0.55 0.01 265); color: oklch(0.9 0.005 265); }

/* ===== Hero ===== */
.hero {
  background: var(--ink);
  color: var(--zemin);
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}

.hero-govde {
  flex: 1;
  max-width: 80rem;
  margin: 0 auto;
  padding: 6rem 2.5rem 4rem;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  align-content: center;
}

.hero-ustyazi {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.hero-ustyazi-cizgi {
  width: 2.5rem;
  height: 1px;
  background: var(--bakir);
}

.hero-ustyazi-metin {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bakir-ac);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--zemin);
  margin-bottom: 2rem;
  max-width: 16ch;
}

.hero h1 em {
  font-style: italic;
  color: var(--bakir-ac);
}

.hero-alt {
  font-size: 1.0625rem;
  color: oklch(0.60 0.009 265);
  max-width: 44ch;
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

.hero-eylemler {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Hero stats bar */
.hero-istatistikler {
  border-top: 1px solid oklch(0.18 0.013 265);
  padding: 2rem 2.5rem;
  max-width: 80rem;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.hero-istat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.hero-istat-sayi {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--zemin);
}

.hero-istat-sayi span {
  color: var(--bakir-ac);
  font-size: 2rem;
}

.hero-istat-etiket {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: oklch(0.50 0.01 265);
}

/* ===== Bölüm genel yapısı ===== */
.bolum-ust {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--sinir);
}

.bolum-no {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bakir);
  margin-bottom: 0.625rem;
}

.bolum-ust h2 {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4vw, 2.875rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--metin);
}

.bolum-baglanti {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--metin-2);
  white-space: nowrap;
  padding-bottom: 0.125rem;
  border-bottom: 1px solid currentColor;
  transition: color 0.2s;
}
.bolum-baglanti:hover { color: var(--metin); }

.bolum-ic {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2.5rem;
}

/* ===== Çalışmalar / Vitrin ===== */
.vitrin {
  padding: var(--s-6) 0;
  background: var(--zemin);
}

.calisma-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.calisma-grid--tam {
  grid-template-columns: repeat(auto-fill, minmax(21rem, 1fr));
}

/* Feature first item — spans 2 columns */
.calisma-grid .calisma-karti:first-child {
  grid-column: span 2;
}

.calisma-karti {
  background: var(--yuzey);
  border: 1px solid var(--sinir);
  border-radius: var(--r-l);
  overflow: hidden;
  transition: box-shadow 0.3s, transform 0.3s;
}

.calisma-karti:hover {
  box-shadow: var(--golge-m);
  transform: translateY(-3px);
}

/* ===== Karşılaştırma ===== */
.karsilastirma {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  cursor: ew-resize;
  user-select: none;
  background: var(--ink-3);
}

.calisma-karti:first-child .karsilastirma {
  aspect-ratio: 16 / 9;
}

.karsilastirma img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter 0.3s;
}

.karsilastirma-sonra {
  position: absolute;
  inset: 0;
  width: 50%;
  overflow: hidden;
}

.karsilastirma-sonra img {
  width: 100%;
  min-width: 200%;
}

.karsilastirma-cizgi {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--zemin);
  transform: translateX(-50%);
  pointer-events: none;
  box-shadow: 0 0 8px oklch(0.09 0.018 265 / 0.4);
}

.karsilastirma-tutac {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 2.75rem;
  height: 2.75rem;
  background: var(--zemin);
  border: none;
  border-radius: 50%;
  cursor: ew-resize;
  box-shadow: 0 2px 12px oklch(0.09 0.018 265 / 0.35);
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.karsilastirma-tutac::before {
  content: '⟵ ⟶';
  font-size: 0.6rem;
  letter-spacing: -0.05em;
  color: var(--metin-2);
}

.etiket-once,
.etiket-sonra {
  position: absolute;
  bottom: 1rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.625rem;
  background: oklch(0.09 0.018 265 / 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--zemin);
  border-radius: var(--r-s);
  pointer-events: none;
}
.etiket-once { left: 1rem; }
.etiket-sonra { right: 1rem; }

.karti-bilgi {
  padding: 1.25rem 1.5rem 1.5rem;
  border-top: 1px solid var(--sinir);
}

.kategori-etiketi {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bakir);
  margin-bottom: 0.5rem;
}

.karti-bilgi h3 {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 0.25rem;
}

.arac-adi {
  font-size: 0.875rem;
  color: var(--metin-2);
  font-weight: 500;
}

.karti-aciklama {
  font-size: 0.875rem;
  color: var(--metin-2);
  margin-top: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== Hizmetler ===== */
.hizmetler {
  padding: var(--s-6) 0;
  background: var(--krem);
  border-top: 1px solid var(--sinir);
  border-bottom: 1px solid var(--sinir);
}

.hizmet-liste {
  display: flex;
  flex-direction: column;
}

.hizmet-item {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 2rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--sinir-koyu);
  transition: background 0.2s;
}

.hizmet-item:first-child { border-top: 1px solid var(--sinir-koyu); }

.hizmet-no {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 300;
  line-height: 1;
  color: var(--bakir);
  letter-spacing: -0.03em;
  padding-top: 0.25rem;
}

.hizmet-icerik h3 {
  font-family: var(--font-display);
  font-size: 1.625rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 0.625rem;
  line-height: 1.15;
}

.hizmet-icerik p {
  font-size: 0.9375rem;
  color: var(--metin-2);
  line-height: 1.65;
  max-width: 52ch;
}

/* ===== Güven Bantı ===== */
.guven {
  background: var(--ink);
  color: var(--zemin);
  padding: 4rem 0;
}

.guven-ic {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2.5rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.guven-madde {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  padding-left: 1.25rem;
  border-left: 2px solid var(--bakir);
}

.guven-baslik {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--zemin);
}

.guven-aciklama {
  font-size: 0.8125rem;
  color: oklch(0.55 0.009 265);
  line-height: 1.55;
}

/* ===== CTA ===== */
.cta {
  background: var(--bakir);
  padding: var(--s-6) 0;
}

.cta-ic {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}

.cta-metin {}

.cta-ust {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: oklch(0.82 0.07 55);
  margin-bottom: 0.75rem;
}

.cta h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--zemin);
  max-width: 20ch;
}

.cta-buton {
  flex-shrink: 0;
}

.btn-cta {
  display: inline-block;
  background: var(--zemin);
  color: var(--bakir);
  padding: 1rem 2.25rem;
  border-radius: var(--r-s);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
  transition: background 0.2s, transform 0.15s;
}
.btn-cta:hover { background: var(--krem); transform: translateY(-1px); }

/* ===== Footer ===== */
.site-footer {
  background: var(--ink-2);
  color: var(--zemin);
  padding: 4rem 0 2.5rem;
}

.footer-ic {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2.5rem;
}

.footer-ust {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid oklch(0.22 0.013 265);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--zemin);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.footer-logo::before {
  content: '';
  display: block;
  width: 0.4375rem;
  height: 0.4375rem;
  background: var(--bakir);
  border-radius: 50%;
  flex-shrink: 0;
}

.footer-tanim {
  font-size: 0.875rem;
  color: oklch(0.50 0.01 265);
  line-height: 1.65;
  max-width: 30ch;
}

.footer-bolum-baslik {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bakir-ac);
  margin-bottom: 1.25rem;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav a {
  font-size: 0.9375rem;
  color: oklch(0.60 0.009 265);
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--zemin); }

.footer-alt {
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.8125rem;
  color: oklch(0.40 0.009 265);
}

/* ===== Filtre (Galeri) ===== */
.filtre-seksiyon {
  padding: 2.5rem 0 0;
  background: var(--zemin);
}

.filtre-bar {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2.5rem 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  border-bottom: 1px solid var(--sinir);
  margin-bottom: 3rem;
}

.filtre-btn {
  padding: 0.4375rem 1.125rem;
  border-radius: var(--r-s);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--sinir);
  background: var(--yuzey);
  color: var(--metin-2);
  cursor: pointer;
  transition: all 0.15s;
}

.filtre-btn:hover { border-color: var(--metin-2); color: var(--metin); }
.filtre-btn.aktif {
  background: var(--metin);
  color: var(--zemin);
  border-color: var(--metin);
}

/* ===== Sayfa Başlığı ===== */
.sayfa-hero {
  background: var(--ink);
  color: var(--zemin);
  padding: 5rem 0 4rem;
}

.sayfa-hero-ic {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2.5rem;
}

.sayfa-hero .hero-ustyazi {
  margin-bottom: 1.25rem;
}

.sayfa-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: var(--zemin);
}

/* ===== Teklif Sayfası ===== */
.teklif-sayfasi {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100svh - 4rem);
}

.teklif-sol {
  background: var(--ink);
  color: var(--zemin);
  padding: 5rem 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.teklif-sol .hero-ustyazi { margin-bottom: 2rem; }

.teklif-sol h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 3.5vw, 3.25rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--zemin);
  margin-bottom: 1.25rem;
}

.teklif-sol-alt {
  font-size: 1rem;
  color: oklch(0.55 0.009 265);
  line-height: 1.65;
  margin-bottom: 3rem;
  max-width: 38ch;
}

.teklif-neden {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.teklif-madde {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
}

.teklif-madde-ikon {
  width: 1.5rem;
  height: 1.5rem;
  background: oklch(0.20 0.013 265);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.teklif-madde-ikon::after {
  content: '✓';
  font-size: 0.6875rem;
  color: var(--bakir-ac);
  font-weight: 700;
}

.teklif-madde-metin {
  font-size: 0.9375rem;
  color: oklch(0.65 0.009 265);
  line-height: 1.5;
}

.teklif-sag {
  background: var(--yuzey);
  padding: 5rem 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow-y: auto;
}

/* ===== Form ===== */
.form-baslik {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--metin);
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--sinir);
}

.teklif-formu, .admin-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-satir { display: grid; gap: 1rem; }
.form-satir--ikili { grid-template-columns: 1fr 1fr; }
.form-satir--uclu  { grid-template-columns: 1fr 1fr 1fr; }

.form-grup { display: flex; flex-direction: column; gap: 0.375rem; }

.form-grup label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--metin-2);
}

.opsiyonel {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--metin-3);
}

.form-grup input,
.form-grup select,
.form-grup textarea {
  padding: 0.6875rem 0.875rem;
  border: 1px solid var(--sinir);
  border-radius: var(--r-s);
  background: var(--zemin);
  color: var(--metin);
  font-size: 0.9375rem;
  font-family: var(--font-ui);
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
  appearance: none;
}

.form-grup input:focus,
.form-grup select:focus,
.form-grup textarea:focus {
  outline: none;
  border-color: var(--bakir);
  box-shadow: 0 0 0 3px oklch(0.57 0.12 48 / 0.14);
}

.form-grup textarea { resize: vertical; }

/* ===== Hizmet seçim ===== */
.hizmet-secim {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.hizmet-etiket {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.4375rem 1rem;
  border: 1px solid var(--sinir);
  border-radius: var(--r-s);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--metin-2);
}

.hizmet-etiket:hover { border-color: var(--bakir); color: var(--metin); }
.hizmet-etiket:has(input:checked) {
  background: var(--bakir);
  color: var(--zemin);
  border-color: var(--bakir);
}
.hizmet-etiket input { display: none; }
fieldset { border: none; }
fieldset legend {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--metin-2);
  margin-bottom: 0.625rem;
}

/* ===== Bildirim ===== */
.bildirim {
  padding: 1rem 1.25rem;
  border-radius: var(--r-s);
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
  border-left: 3px solid;
}
.bildirim--basari {
  background: oklch(0.96 0.04 145);
  color: oklch(0.35 0.13 145);
  border-color: var(--basari);
}
.bildirim--hata {
  background: oklch(0.97 0.04 20);
  color: oklch(0.38 0.16 20);
  border-color: var(--hata);
}
.bildirim ul { padding-left: 1.25rem; list-style: disc; }

/* ===== Boş durum ===== */
.bos-durum {
  grid-column: 1 / -1;
  text-align: center;
  padding: 6rem 1.5rem;
  color: var(--metin-3);
  font-size: 1rem;
}

/* ===== Hero — Split Layout ===== */
.hero-icerik {
  flex: 1;
  max-width: 80rem;
  margin: 0 auto;
  padding: 5rem 2.5rem 3rem;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-metin { display: flex; flex-direction: column; }

/* Hero görsel alanı */
.hero-gorsel-alan {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-kart {
  position: relative;
  width: 100%;
  max-width: 22rem;
  background: var(--ink-3);
  border: 1px solid oklch(0.25 0.013 265);
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: 0 24px 64px oklch(0.09 0.018 265 / 0.6);
}

.kapito-desen {
  padding: 2.5rem 2rem;
  background:
    linear-gradient(45deg, oklch(0.13 0.013 265) 25%, transparent 25%),
    linear-gradient(-45deg, oklch(0.13 0.013 265) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, oklch(0.13 0.013 265) 75%),
    linear-gradient(-45deg, transparent 75%, oklch(0.13 0.013 265) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
  background-color: oklch(0.16 0.013 265);
}

.kapito-ic { position: relative; }

.koltuk-svg {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 8px 24px oklch(0.09 0.018 265 / 0.5));
}

.hero-kart-etiket {
  position: absolute;
  bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: oklch(0.72 0.008 265);
  background: oklch(0.12 0.016 265 / 0.9);
  backdrop-filter: blur(8px);
  padding: 0.375rem 0.75rem;
  border-radius: 99px;
  border: 1px solid oklch(0.25 0.013 265);
}
.hero-kart-etiket--sol { left: 1.25rem; }
.hero-kart-etiket--sag { right: 1.25rem; }

.etiket-nokta {
  width: 0.5rem;
  height: 0.5rem;
  background: oklch(0.55 0.009 265);
  border-radius: 50%;
}
.etiket-nokta--vurgu { background: var(--bakir); }

.hero-floating-stat {
  position: absolute;
  top: -1.5rem;
  right: -1.5rem;
  background: var(--bakir);
  color: var(--zemin);
  padding: 1rem 1.25rem;
  border-radius: 0.875rem;
  box-shadow: 0 8px 24px oklch(0.57 0.12 48 / 0.4);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.125rem;
}

.floating-sayi {
  font-family: var(--font-display);
  font-size: 1.875rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}

.floating-etiket {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.85;
  white-space: nowrap;
}

/* ===== Hizmet Şeridi ===== */
.hizmet-seridi {
  background: var(--krem);
  border-top: 1px solid var(--sinir);
  border-bottom: 1px solid var(--sinir);
  overflow: hidden;
}

.hizmet-seridi-ic {
  max-width: 80rem;
  margin: 0 auto;
  padding: 1.125rem 2.5rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
}

.seridi-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--metin-2);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.seridi-item svg { color: var(--bakir); flex-shrink: 0; }
.seridi-ayirici { color: var(--sinir-koyu); font-size: 1.25rem; user-select: none; }

/* ===== Süreç ===== */
.surec {
  padding: var(--s-6) 0;
  background: var(--yuzey);
  border-top: 1px solid var(--sinir);
}

.surec-adimlar {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 1rem;
  align-items: center;
}

.surec-adim {
  background: var(--zemin);
  border: 1px solid var(--sinir);
  border-radius: var(--r-l);
  padding: 2rem 1.75rem;
  position: relative;
  transition: box-shadow 0.3s;
}

.surec-adim:hover { box-shadow: var(--golge-m); }

.adim-numara {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 600;
  line-height: 1;
  color: var(--sinir);
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.adim-ikon {
  width: 3rem;
  height: 3rem;
  background: oklch(0.57 0.12 48 / 0.1);
  border-radius: var(--r-m);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bakir);
  margin-bottom: 1.25rem;
}

.surec-adim h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 0.625rem;
}

.surec-adim p {
  font-size: 0.9rem;
  color: var(--metin-2);
  line-height: 1.6;
}

.surec-ok {
  font-size: 1.5rem;
  color: var(--bakir);
  font-weight: 300;
  text-align: center;
  flex-shrink: 0;
}

/* ===== Malzeme ===== */
.malzeme {
  padding: var(--s-6) 0;
  background: var(--ink);
  border-top: 1px solid oklch(0.18 0.013 265);
}

.malzeme .bolum-ust { border-bottom-color: oklch(0.20 0.013 265); }
.malzeme .bolum-no  { color: var(--bakir-ac); }
.malzeme .bolum-ust h2 { color: var(--zemin); }

.malzeme-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.malzeme-karti {
  border-radius: var(--r-l);
  overflow: hidden;
  background: var(--ink-3);
  border: 1px solid oklch(0.20 0.013 265);
  transition: transform 0.3s, box-shadow 0.3s;
}

.malzeme-karti:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px oklch(0.09 0.018 265 / 0.5);
}

.malzeme-ornek {
  height: 9rem;
  position: relative;
  overflow: hidden;
}

/* Deri desen efekti */
.malzeme-desen {
  position: absolute;
  inset: 0;
}

.desen-deri {
  background-image:
    repeating-linear-gradient(0deg, oklch(0.22 0.02 30 / 0.4) 0, oklch(0.22 0.02 30 / 0.4) 1px, transparent 1px, transparent 6px),
    repeating-linear-gradient(90deg, oklch(0.22 0.02 30 / 0.4) 0, oklch(0.22 0.02 30 / 0.4) 1px, transparent 1px, transparent 6px);
}

.desen-suni {
  background-image:
    repeating-linear-gradient(45deg, oklch(0.30 0.01 265 / 0.3) 0, oklch(0.30 0.01 265 / 0.3) 1px, transparent 1px, transparent 8px);
}

.desen-kumas {
  background-image:
    repeating-linear-gradient(0deg, oklch(0.55 0.05 250 / 0.25) 0, oklch(0.55 0.05 250 / 0.25) 2px, transparent 2px, transparent 6px),
    repeating-linear-gradient(90deg, oklch(0.55 0.05 250 / 0.25) 0, oklch(0.55 0.05 250 / 0.25) 2px, transparent 2px, transparent 6px);
}

.desen-kumasrenk {
  background-image:
    repeating-linear-gradient(30deg, oklch(0.65 0.1 78 / 0.3) 0, oklch(0.65 0.1 78 / 0.3) 2px, transparent 2px, transparent 10px),
    repeating-linear-gradient(-30deg, oklch(0.65 0.1 78 / 0.2) 0, oklch(0.65 0.1 78 / 0.2) 2px, transparent 2px, transparent 10px);
}

.malzeme-bilgi {
  padding: 1.125rem 1.25rem 1.375rem;
}

.malzeme-bilgi h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--zemin);
  margin-bottom: 0.375rem;
}

.malzeme-bilgi p {
  font-size: 0.8125rem;
  color: oklch(0.55 0.009 265);
  line-height: 1.55;
}

/* ===== Hizmet: extra ===== */
.hizmet-baslik-satir {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.625rem;
}

.hizmet-baslik-satir h3 { margin-bottom: 0; }

.hizmet-etiket-kucuk {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--zemin);
  background: var(--bakir);
  padding: 0.2rem 0.625rem;
  border-radius: 99px;
}

/* ===== İletişim & Harita ===== */
.iletisim {
  padding: var(--s-6) 0;
  background: var(--krem);
  border-top: 1px solid var(--sinir);
}

.iletisim-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3.5rem;
  align-items: stretch;
  min-height: 28rem;
}

.iletisim-bilgiler {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.iletisim-kalem {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.iletisim-ikon {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--yuzey);
  border: 1px solid var(--sinir);
  border-radius: var(--r-m);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--bakir);
}

.iletisim-etiket {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--metin-3);
  margin-bottom: 0.25rem;
}

.iletisim-deger {
  font-size: 1rem;
  font-weight: 500;
  color: var(--metin);
  line-height: 1.5;
}

a.iletisim-deger:hover { color: var(--bakir); }

.harita-alan {
  border-radius: var(--r-l);
  overflow: hidden;
  border: 1px solid var(--sinir);
  box-shadow: var(--golge-s);
  min-height: 20rem;
}

.harita-alan iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 20rem;
}

/* ===== Animasyonlar ===== */
@keyframes yukar-gel {
  from { opacity: 0; transform: translateY(2rem); }
  to   { opacity: 1; transform: none; }
}

.hero-govde > * {
  animation: yukar-gel 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.hero-ustyazi    { animation-delay: 0.05s; }
.hero h1         { animation-delay: 0.15s; }
.hero-alt        { animation-delay: 0.25s; }
.hero-eylemler   { animation-delay: 0.35s; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .footer-ust    { grid-template-columns: 1fr 1fr; }
  .guven-ic      { grid-template-columns: repeat(2, 1fr); }
  .cta-ic        { flex-direction: column; align-items: flex-start; }
  .calisma-grid  { grid-template-columns: repeat(2, 1fr); }
  .calisma-grid .calisma-karti:first-child { grid-column: span 2; }
  .malzeme-grid  { grid-template-columns: repeat(2, 1fr); }
  .hero-icerik   { grid-template-columns: 1fr; gap: 3rem; }
  .hero-gorsel-alan { display: none; }
  .surec-adimlar { grid-template-columns: 1fr; gap: 1.5rem; }
  .surec-ok      { display: none; }
  .iletisim-grid { grid-template-columns: 1fr; }
  .harita-alan   { min-height: 18rem; }
}

@media (max-width: 768px) {
  :root { --s-6: 4rem; }

  .header-ic  { padding: 0 1.25rem; }
  .site-nav   { gap: 1.25rem; }

  .hero-icerik        { padding: 4rem 1.25rem 2rem; }
  .hero-istatistikler { padding: 1.75rem 1.25rem; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
  .hero-istat-sayi    { font-size: 2rem; }

  .bolum-ic { padding: 0 1.25rem; }

  .calisma-grid { grid-template-columns: 1fr; }
  .calisma-grid .calisma-karti:first-child { grid-column: span 1; }

  .hizmet-item { grid-template-columns: 3rem 1fr; gap: 1.25rem; }
  .hizmet-no   { font-size: 2rem; }

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

  .teklif-sayfasi { grid-template-columns: 1fr; }
  .teklif-sol { padding: 3rem 1.5rem; }
  .teklif-sag { padding: 2.5rem 1.5rem; }

  .guven-ic { grid-template-columns: 1fr 1fr; }

  .footer-ust { grid-template-columns: 1fr; gap: 2rem; }
  .footer-alt { flex-direction: column; align-items: flex-start; }

  .filtre-bar   { padding: 0 1.25rem 1.5rem; }
  .hizmet-seridi-ic { padding: 1rem 1.25rem; gap: 0.5rem 1.25rem; }
  .seridi-ayirici { display: none; }

  .iletisim-grid { gap: 2rem; }

  .form-satir--ikili,
  .form-satir--uclu { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-istatistikler { grid-template-columns: 1fr; gap: 1.25rem; }
  .hero-istat-sayi    { font-size: 1.75rem; }
  .guven-ic           { grid-template-columns: 1fr; }
  .malzeme-grid       { grid-template-columns: 1fr; }
  .site-nav .site-nav-galeri { display: none; }
}