/* ==========================================================================
   Asel Konstrüksiyon — Faz 3: Tasarım
   Renk paleti, tipografi, animasyonlar, tam responsive (360-1920px)
   ========================================================================== */

/* --- CSS değişkenleri (Premium editorial tema) --- */
:root {
  /* Renk paleti — bordo/altın/krem */
  --ink: #1A1A1A;          /* sıcak koyu — başlıklar, gövde */
  --ink-2: #2A2A2A;        /* alt ton */
  --wine: #3E1E1A;         /* bordo — CTA, dark alanlar */
  --wine-hover: #5A2E2A;   /* bordo hover */
  --wine-tint: rgba(62, 30, 26, 0.06);
  --gold: #B99552;         /* altın vurgu — eyebrow, nav, aksesuar */
  --gold-hover: #9F7F44;   /* altın hover */
  --gold-tint: rgba(185, 149, 82, 0.10);
  --steel: #6B6B68;        /* sıcak gri gövde */
  --steel-2: #8B8B87;      /* ikincil */
  --line: #E8E3D9;         /* ılık kenar */
  --line-2: #D9D2C4;       /* daha görünür kenar */
  --paper: #FAF7F2;        /* ana zemin: krem/off-white */
  --paper-2: #F2EDE4;      /* alternatif zemin (biraz daha koyu) */
  --surface: var(--paper);
  --surface-2: var(--paper-2);
  --accent: var(--gold);   /* geriye dönük uyum */
  --accent-hover: var(--gold-hover);
  --accent-tint: var(--gold-tint);

  /* Tipografi */
  --font-head: 'Cormorant Garamond', 'Playfair Display', 'Times New Roman', serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-label: 'Inter', system-ui, sans-serif;

  /* Ölçüler */
  --container: 1200px;
  --radius: 4px;
  --radius-sm: 2px;
  --shadow-sm: 0 1px 2px rgba(26, 26, 26, 0.04);
  --shadow-md: 0 4px 16px rgba(26, 26, 26, 0.06);
  --shadow-lg: 0 12px 40px rgba(26, 26, 26, 0.09);

  /* Geçişler */
  --tr-fast: 0.15s ease;
  --tr-base: 0.25s ease;
  --tr-slow: 0.45s ease;
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--surface);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, video {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul, ol { list-style: none; }

button {
  font: inherit;
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
}

/* --- Tipografi --- */
h1, h2 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.005em;
  color: var(--ink);
  margin-bottom: 0.75rem;
}

h3, h4 {
  font-family: var(--font-body);
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: 0.75rem;
  letter-spacing: -0.005em;
}

h1 { font-size: clamp(2rem, 4.5vw + 0.5rem, 3.25rem); font-weight: 500; }
h2 { font-size: clamp(1.65rem, 2.2vw + 0.75rem, 2.25rem); font-weight: 500; }
h3 { font-size: 1.125rem; }
h4 { font-size: 1rem; }

p {
  margin-bottom: 1rem;
  color: var(--steel);
}

.section-header p,
.hero p.lead {
  color: var(--steel);
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

/* --- Header / Nav --- */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: box-shadow var(--tr-base);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
  gap: 1rem;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  color: var(--ink);
  line-height: 1;
}

.site-logo img,
.site-logo svg {
  height: 60px;
  width: auto;
  display: block;
}

.site-footer .footer-brand img,
.site-footer .footer-brand svg {
  height: 56px;
  width: auto;
}

.nav-toggle {
  display: none;
  font-size: 1.5rem;
  line-height: 1;
  padding: 0.5rem;
  color: var(--ink);
}

.site-nav ul {
  display: flex;
  gap: 2.25rem;
}

.site-nav a {
  display: inline-block;
  padding: 0.5rem 0;
  font-family: var(--font-label);
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  border-bottom: 1px solid transparent;
  transition: border-color var(--tr-base), color var(--tr-base);
}

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

.site-nav a[aria-current="page"] {
  border-bottom-color: var(--gold);
  color: var(--wine);
}

/* --- Main --- */
.site-main {
  flex: 1;
}

/* --- Bölümler --- */
.section {
  padding-block: clamp(2.5rem, 5vw, 4.5rem);
}

.section-alt {
  background: var(--surface-2);
}

.section-dark {
  background: var(--wine);
  color: #F0E8DF;
}

.section-dark h2,
.section-dark h3 {
  color: #ffffff;
}

.section-dark p {
  color: rgba(240, 232, 223, 0.85);
}

.section-dark .eyebrow {
  color: var(--gold);
}

.section-header {
  margin-bottom: 2.5rem;
  text-align: center;
}

.section-header h1,
.section-header h2 {
  margin-bottom: 0.75rem;
}

.section-header p {
  max-width: 640px;
  margin-inline: auto;
  font-size: 1.0625rem;
}

/* --- Grid helpers --- */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* --- Hero --- */
.hero {
  position: relative;
  padding-block: clamp(3.5rem, 8vw, 6rem);
  text-align: center;
  color: #fff;
  background: linear-gradient(135deg, var(--wine) 0%, #2A1414 100%);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  opacity: 0.6;
}

.hero > .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: #ffffff;
  margin-bottom: 1rem;
  font-weight: 800;
}

.hero .lead {
  font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
  color: rgba(255, 255, 255, 0.85);
  max-width: 720px;
  margin: 0 auto 1.75rem;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Butonlar --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.95rem 1.75rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--tr-base),
              color var(--tr-base),
              border-color var(--tr-base),
              transform var(--tr-fast);
  white-space: nowrap;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--wine);
  color: #F5EFE2;
  border-color: var(--wine);
}

.btn-primary:hover {
  background: var(--wine-hover);
  border-color: var(--wine-hover);
}

.btn-outline {
  border-color: currentColor;
  color: inherit;
  background: transparent;
}

.btn-outline:hover {
  background: currentColor;
  color: var(--paper);
}

.hero .btn-outline,
.section-dark .btn-outline {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.55);
}

.hero .btn-outline:hover,
.section-dark .btn-outline:hover {
  background: #ffffff;
  color: var(--wine);
  border-color: #ffffff;
}

.section-dark .btn-primary {
  background: var(--gold);
  color: var(--wine);
  border-color: var(--gold);
}

.section-dark .btn-primary:hover {
  background: var(--gold-hover);
  border-color: var(--gold-hover);
}

/* --- Kartlar --- */
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
  background: var(--surface);
  display: flex;
  flex-direction: column;
  transition: transform var(--tr-base),
              box-shadow var(--tr-base),
              border-color var(--tr-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.card-icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--wine);
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
}

.card-icon svg {
  width: 20px;
  height: 20px;
  stroke-width: 1.5;
}

.card h3 {
  margin-bottom: 0.5rem;
}

.card p {
  margin-bottom: 1.25rem;
  font-size: 0.925rem;
}

.card-link {
  margin-top: auto;
  font-family: var(--font-label);
  font-weight: 600;
  color: var(--wine);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--tr-base);
}

.card-link:hover {
  color: var(--gold);
}

/* --- Görsel placeholder blokları --- */
.img-slot {
  position: relative;
  background: linear-gradient(135deg, #EDE7DA 0%, #DFD6C4 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--steel-2);
  font-size: 0.8rem;
  font-family: var(--font-label);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 1rem;
  text-align: center;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.img-slot--wide { aspect-ratio: 16 / 9; }
.img-slot--square { aspect-ratio: 1 / 1; }
.img-slot--tall { aspect-ratio: 3 / 4; }

.img-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* --- Proje kartları --- */
.project-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  display: flex;
  flex-direction: column;
  transition: transform var(--tr-base),
              box-shadow var(--tr-base);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.project-card .img-slot {
  border-radius: 0;
}

.project-card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.125rem;
}

.project-card p {
  font-size: 0.9rem;
  margin: 0;
}

.project-card p + p {
  margin-top: 0.5rem;
  color: var(--steel);
}

/* --- İstatistik satırı --- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.stats > div {
  padding: 1.5rem 1rem;
  background: transparent;
  border: 0;
}

.stat-value {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(2rem, 3vw + 0.75rem, 2.75rem);
  font-weight: 500;
  color: var(--wine);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  display: block;
  color: var(--steel);
  font-family: var(--font-label);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* --- Hizmet detay bölümleri (hizmetler.html) --- */
.service-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding-block: 3rem;
}

.service-row + .service-row {
  border-top: 1px solid var(--line);
}

.service-row:nth-child(even) .service-row-text {
  order: 2;
}

.service-row h2 {
  margin-bottom: 1rem;
}

.service-row ul {
  padding-left: 0;
  list-style: none;
  margin-top: 1rem;
}

.service-row ul li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--steel);
  margin-bottom: 0.5rem;
}

.service-row ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* --- İletişim --- */
.contact-single {
  max-width: 640px;
  margin-inline: auto;
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.75rem, 4vw, 3rem);
  box-shadow: var(--shadow-md);
}

.contact-info h2 {
  margin-bottom: 1.5rem;
  text-align: center;
}

.contact-info dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.75rem 1.25rem;
  margin-bottom: 1.75rem;
}

.contact-info dt {
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--ink);
}

.contact-info dd {
  margin: 0;
  color: var(--steel);
}

.contact-info dd a {
  color: var(--ink);
  border-bottom: 1px solid transparent;
  transition: border-color var(--tr-base), color var(--tr-base);
}

.contact-info dd a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.contact-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* --- Footer --- */
.site-footer {
  background: var(--wine);
  color: rgba(240, 232, 223, 0.78);
  padding-block: 2rem;
  font-size: 0.9rem;
  text-align: center;
  margin-top: auto;
}

.site-footer p {
  margin: 0;
  color: inherit;
}

/* --- Yardımcı sınıflar --- */
.cta-block {
  text-align: center;
}

.cta-block h2 {
  margin-bottom: 0.75rem;
}

.cta-block p {
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: 1.5rem;
}

.cta-inline {
  margin-top: 2.5rem;
  text-align: center;
}

.grid-align-center {
  align-items: center;
}

.note {
  margin-top: 0.75rem;
  color: var(--steel-2);
  font-size: 0.875rem;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-label);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.25rem;
}

.section-header .eyebrow {
  margin-bottom: 0.5rem;
}

/* ==========================================================================
   Redesign: topbar
   ========================================================================== */
.topbar {
  background: #2A1414;
  color: rgba(240, 232, 223, 0.75);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  padding-block: 0.55rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.topbar-inner {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: rgba(255, 255, 255, 0.85);
}

.topbar-item a {
  color: inherit;
  transition: color var(--tr-base);
}

.topbar-item a:hover { color: var(--accent); }

.topbar-item svg {
  color: var(--accent);
  flex-shrink: 0;
}

.topbar-sep {
  color: rgba(255, 255, 255, 0.35);
}

/* ==========================================================================
   Redesign: hero (photo-forward)
   ========================================================================== */
.hero-photo {
  padding: 0;
  min-height: clamp(420px, 60vh, 640px);
  display: flex;
  align-items: center;
  position: relative;
  background: #1B2A4A;
  color: #ffffff;
  overflow: hidden;
}

.hero-photo::before {
  content: none;
}

.hero-photo .hero-image {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-photo .hero-image .img-slot {
  width: 100%;
  height: 100%;
  border-radius: 0;
  aspect-ratio: auto;
  background: linear-gradient(135deg, #223A63 0%, #1B2A4A 60%, #0F1830 100%);
  color: rgba(255, 255, 255, 0.35);
}

.hero-photo .hero-image .img-slot img {
  opacity: 0.55;
}

.hero-photo .hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, rgba(27, 42, 74, 0.45) 0%, rgba(15, 24, 48, 0.85) 100%),
    linear-gradient(180deg, rgba(15, 24, 48, 0.35) 0%, transparent 40%, rgba(15, 24, 48, 0.55) 100%);
  z-index: 1;
}

.hero-photo .hero-content {
  position: relative;
  z-index: 2;
  padding-block: clamp(3rem, 8vw, 5.5rem);
  width: 100%;
  text-align: center;
}

.hero-photo .hero-content .container {
  max-width: 860px;
}

.hero-photo h1 {
  color: #ffffff;
  font-size: clamp(2rem, 5vw + 0.5rem, 3.5rem);
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  font-weight: 800;
  line-height: 1.15;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-photo p.lead {
  font-size: clamp(1rem, 1.2vw + 0.6rem, 1.25rem);
  color: #ffffff;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: 2rem;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}

.hero-photo .hero-actions {
  justify-content: center;
}

.hero-photo .eyebrow {
  color: var(--accent);
}

/* Stats strip (hero altında) */
.stats-strip {
  background: var(--surface);
  padding-block: 0;
  margin-top: -3rem;
  position: relative;
  z-index: 3;
}

.stats-strip .container {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 1.75rem 1rem;
}

.stats-strip .stats > div {
  border: 0;
  background: transparent;
  padding: 0.5rem 0.75rem;
}

.stats-strip .stat-value {
  font-size: clamp(1.5rem, 2vw + 0.5rem, 2rem);
}

.stats-strip .stats > div + div {
  border-left: 1px solid var(--line);
}

/* ==========================================================================
   Redesign: process (numbered steps)
   ========================================================================== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  counter-reset: step;
}

.process-step {
  position: relative;
  padding: 2rem 1.5rem 1.75rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform var(--tr-base), box-shadow var(--tr-base), border-color var(--tr-base);
}

.process-step:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.process-step::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  font-family: var(--font-head);
  font-size: 2.75rem;
  font-weight: 400;
  color: var(--gold);
  opacity: 0.35;
  line-height: 1;
  letter-spacing: -0.02em;
}

.process-step h3 {
  margin-bottom: 0.5rem;
  font-size: 1.0625rem;
}

.process-step p {
  color: var(--steel);
  font-size: 0.925rem;
  margin: 0;
}

.process-step-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--wine);
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
}

.process-step-icon svg { width: 22px; height: 22px; }

/* ==========================================================================
   Redesign: project card refinements
   ========================================================================== */
.project-card {
  color: inherit;
  text-decoration: none;
}

.project-card .img-slot {
  position: relative;
}

.project-card-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  background: rgba(42, 20, 20, 0.85);
  color: var(--gold);
  font-family: var(--font-label);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(4px);
}

.project-card-meta {
  font-size: 0.78rem !important;
  color: var(--steel-2);
  margin-bottom: 0.75rem !important;
  font-family: var(--font-label);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-card-cta {
  display: inline-block;
  margin-top: auto;
  padding-top: 0.75rem;
  color: var(--wine);
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--tr-base);
}

.project-card:hover .project-card-cta {
  color: var(--gold);
}

/* ==========================================================================
   Redesign: proje detay sayfası
   ========================================================================== */
.detail-hero {
  position: relative;
  color: #fff;
  background: var(--wine);
  overflow: hidden;
}

.img-slot--hero {
  aspect-ratio: 16 / 7;
  border-radius: 0;
  min-height: 340px;
}

.detail-hero .img-slot--hero {
  border-radius: 0;
}

.detail-hero .img-slot--hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(42,20,20,0.25) 0%, rgba(42,20,20,0.9) 100%);
  z-index: 1;
}

.detail-hero-overlay {
  position: absolute;
  inset: auto 0 0 0;
  padding-block: 2rem;
  z-index: 2;
}

.detail-hero-overlay h1 {
  color: #fff;
  font-size: clamp(1.75rem, 3vw + 0.5rem, 2.75rem);
  margin-bottom: 0.75rem;
  max-width: 900px;
  line-height: 1.1;
}

.detail-hero-overlay .lead {
  color: rgba(255,255,255,0.9);
  max-width: 780px;
  font-size: 1.0625rem;
  margin: 0;
}

.detail-hero-overlay .eyebrow {
  color: var(--accent);
  margin-bottom: 0.5rem;
}

/* Detay öne çıkanlar (highlights) şerit */
.detail-highlights {
  padding-block: 0;
  margin-top: -2rem;
  position: relative;
  z-index: 3;
}

.highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.highlight {
  padding: 1.5rem 1.25rem;
  text-align: center;
}

.highlight + .highlight {
  border-left: 1px solid var(--line);
}

.highlight-label {
  display: block;
  font-family: var(--font-head);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--steel-2);
  margin-bottom: 0.35rem;
}

.highlight-value {
  display: block;
  font-family: var(--font-head);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--ink);
}

/* Detay içerik */
.detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: start;
}

.detail-main h2 {
  margin-bottom: 1rem;
}

.detail-main h3 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.detail-scope {
  padding-left: 0;
  list-style: none;
}

.detail-scope li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--steel);
}

.detail-scope li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.detail-sidebar {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
  position: sticky;
  top: 100px;
}

.detail-sidebar h3 {
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink);
}

.detail-sidebar dl {
  display: grid;
  grid-template-columns: 1fr;
  margin-bottom: 1.5rem;
}

.detail-sidebar dt {
  font-family: var(--font-head);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--steel-2);
  margin-top: 0.75rem;
}

.detail-sidebar dt:first-of-type { margin-top: 0; }

.detail-sidebar dd {
  color: var(--ink);
  font-weight: 500;
  margin-bottom: 0.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}

.detail-sidebar dd:last-of-type { border-bottom: 0; }

.btn-full {
  width: 100%;
  justify-content: center;
  margin-top: 0.5rem;
}

/* Detay galeri */
.detail-gallery {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.detail-gallery h3 {
  margin-bottom: 1.5rem;
}

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

.gallery-grid figure {
  margin: 0;
}

/* Anasayfa: başlık başlık foto galerisi */
.home-gallery-category {
  margin-bottom: 2.5rem;
}

.home-gallery-category:last-child {
  margin-bottom: 0;
}

.home-gallery-category h3 {
  margin-bottom: 1rem;
  font-family: var(--font-head);
  font-size: 1.25rem;
  color: var(--wine);
}


.detail-videos {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.detail-video {
  width: 100%;
  border-radius: var(--radius);
  background: #000;
  display: block;
  aspect-ratio: 9 / 16;
  object-fit: cover;
}

/* Related block: kart taşmasını önler, responsive .grid-3 kurallarını miras alır */
.related-block .project-card {
  min-width: 0;
}

/* 404 not found */
.detail-notfound {
  text-align: center;
  padding-block: 4rem;
}

.detail-notfound h1 {
  margin-bottom: 1rem;
}

/* ==========================================================================
   Redesign: multi-column footer
   ========================================================================== */
.site-footer {
  background: var(--wine);
  color: rgba(240, 232, 223, 0.72);
  padding-block: 3rem 1.5rem;
  font-size: 0.9rem;
  text-align: left;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.25fr;
  gap: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 1.5rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.footer-col ul { display: block; }

.footer-col li {
  margin-bottom: 0.5rem;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.75);
  transition: color var(--tr-base);
}

.footer-col a:hover { color: var(--accent); }

.footer-brand {
  display: inline-block;
  margin-bottom: 0.75rem;
  line-height: 0;
}

.footer-brand img {
  height: 42px;
  width: auto;
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.65);
  margin: 0;
}

.footer-contact li {
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.5;
}

.footer-bottom {
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
}

.footer-bottom p { color: inherit; }

/* --- Faz 1 placeholder (yalnızca yüklenirken) --- */
.placeholder {
  border: 1px dashed var(--line);
  padding: 2rem;
  color: var(--steel-2);
  text-align: center;
  border-radius: var(--radius);
  margin-block: 1rem;
}

/* --- Scroll-reveal (Faz 3) --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ==========================================================================
   Responsive breakpoints — 360 / 640 / 768 / 1024 / 1440+
   ========================================================================== */

/* Tablet (grid küçültme) */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(4, 1fr); }
}

/* Tablet dar (1024px altı) — özel bileşenler */
@media (max-width: 1024px) {
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-sidebar { position: static; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .highlights { grid-template-columns: repeat(2, 1fr); }
  .highlight:nth-child(2n+1) { border-left: 0; }
  .highlight:nth-child(n+3) { border-top: 1px solid var(--line); }
}

/* Tablet dar / mobil (768px altı — hamburger devreye girer) */
@media (max-width: 768px) {
  .nav-toggle { display: inline-block; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    display: none;
  }

  .site-nav[data-open="true"] { display: block; }

  .site-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 1.25rem;
  }

  .site-nav a {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--line);
  }

  .site-nav li:last-child a { border-bottom: none; }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .service-row {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding-block: 2rem;
  }

  .service-row:nth-child(even) .service-row-text {
    order: 0;
  }

  .contact-info dl {
    grid-template-columns: 1fr;
    gap: 0.25rem 0;
  }

  .contact-info dt {
    margin-top: 0.75rem;
  }

  /* Yeni bileşenlerin mobil ayarları */
  .topbar-inner { justify-content: center; font-size: 0.8rem; gap: 0.5rem; }
  .topbar-hours { display: none; }

  .hero-photo .hero-content .container {
    padding-left: 1.25rem;
    max-width: 100%;
  }

  .stats-strip { margin-top: -2rem; }
  .stats-strip .stats > div + div { border-left: 0; border-top: 1px solid var(--line); }
  .stats-strip .stats { grid-template-columns: repeat(2, 1fr); }
  .stats-strip .stats > div:nth-child(2n+1) { border-top: 0; }

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

  .footer-grid { grid-template-columns: 1fr; gap: 1.75rem; }

  .highlights { grid-template-columns: 1fr; }
  .highlight { border-left: 0 !important; }
  .highlight + .highlight { border-top: 1px solid var(--line); }

  .gallery-grid { grid-template-columns: 1fr; }
  .video-grid { grid-template-columns: 1fr; }

  .detail-hero-overlay { padding-block: 1.5rem; }
  .img-slot--hero { aspect-ratio: 4 / 3; min-height: 280px; }
}

/* Dar mobil (480px altı) */
@media (max-width: 480px) {
  .hero-actions .btn,
  .contact-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .card { padding: 1.25rem; }
  .project-card-body { padding: 1.25rem; }
  .section-header { margin-bottom: 1.5rem; }
}

/* Ultra dar (360px) — container padding'i sıkıştır */
@media (max-width: 360px) {
  .container { padding-inline: 1rem; }
  .hero { padding-block: 3rem; }
}

/* Geniş desktop — container büyütme (1440+) */
@media (min-width: 1440px) {
  :root { --container: 1280px; }
}