/* ============================================================
   AK-AY ELEKTRİK — Demo 1 "Yüksek Gerilim"
   Koyu / Teknik Konsept — Özel tasarım sistemi
   (Tailwind sadece utility altyapısı; component'ler burada özel)
   ============================================================ */

:root {
  --bg:        #0B0E14;  /* zemin (neredeyse siyah) */
  --bg-soft:   #10141d;  /* hafif yükseltilmiş yüzey */
  --bg-card:   #0e131c;  /* kart zemini */
  --text:      #E8EAED;  /* ana metin */
  --text-dim:  #9aa3b2;  /* ikincil metin */
  --blue:      #2E6FF2;  /* elektrik mavisi (ana accent) */
  --blue-soft: rgba(46,111,242,0.14);
  --amber:     #F5A623;  /* amber / uyarı vurgusu */
  --amber-soft:rgba(245,166,35,0.10);
  --line:      #1F2530;  /* çizgi / kenarlık grisi */
  --line-2:    #2a3241;
  --wm-land:   #3c4c69;  /* dünya haritası kıta dolgusu */

  --font-head: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--text);
  overflow-wrap: break-word;
}

img, svg { max-width: 100%; }

/* Grid/flex çocukları taşma yapmasın (min-width:auto blowout fix) */
.hero-grid > *, .two-col > *, .detail-grid > *, .doc-grid > *,
.card-grid > *, .grid-2 > *, .stats-grid > *, .footer-grid > * { min-width: 0; }

p { margin: 0; }
a { color: inherit; text-decoration: none; }

/* Teknik etiket / kicker */
.mono {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.04em;
}
.kicker {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--amber);
  display: inline-block;
}

/* ---- Layout yardımcıları ---- */
.container-x { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: 1.5rem; }
.section-pad { padding-block: clamp(4rem, 9vw, 8rem); }
.eyebrow-num {
  font-family: var(--font-mono);
  color: var(--blue);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(11,14,20,0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 1.05rem;
}
.brand-chip { display: inline-flex; align-items: center; background: #fff; border-radius: 5px; padding: 6px 12px; }
.brand-logo { height: 26px; width: auto; display: block; }
.site-footer .brand-logo { height: 24px; }
/* Seçenek D — beyaz (reversed) logo, koyu zemine lighten ile kaynar */
.brand-logo-white { height: 34px; width: auto; display: block; mix-blend-mode: lighten; }
.site-footer .brand-logo-white { height: 30px; }
.brand .brand-mark {
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border: 1px solid var(--amber);
  color: var(--amber);
}
.brand small {
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.58rem;
  letter-spacing: 0.28em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-item { position: relative; }
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.6rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-dim);
  position: relative;
  transition: color 0.25s var(--ease);
}
.nav-link:hover { color: var(--text); }
.nav-link::after {
  content: "";
  position: absolute;
  left: 0.9rem; right: 0.9rem; bottom: 0.5rem;
  height: 1px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav-link:hover::after { transform: scaleX(1); }
.nav-item.active .nav-link { color: var(--amber); }
.nav-item.active .nav-link::after { transform: scaleX(1); }
.nav-link .chev { transition: transform 0.3s var(--ease); }
.nav-item.open .nav-link .chev { transform: rotate(180deg); }

/* Dropdown paneli */
.dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 240px;
  background: var(--bg-soft);
  border: 1px solid var(--line-2);
  padding: 0.4rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.22s var(--ease), transform 0.22s var(--ease), visibility 0.22s;
  box-shadow: 0 24px 50px -20px rgba(0,0,0,0.8);
}
.nav-item:hover > .dropdown,
.nav-item.open > .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 0.85rem;
  font-size: 0.86rem;
  color: var(--text-dim);
  border-left: 2px solid transparent;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.dropdown a:hover {
  background: var(--blue-soft);
  color: var(--text);
  border-left-color: var(--blue);
}
.dropdown a i { width: 16px; height: 16px; color: var(--blue); }
.dropdown .dd-tag {
  display: block;
  padding: 0.4rem 0.85rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  opacity: 0.6;
}

/* Hamburger */
.hamburger {
  display: none;
  background: none;
  border: 1px solid var(--line-2);
  color: var(--text);
  width: 44px; height: 44px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ============================================================
   BUTONLAR — dikdörtgen, hover alt-çizgi mavi akış
   ============================================================ */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--line-2);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.btn i { width: 17px; height: 17px; }
.btn::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  height: 2px; width: 100%;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.btn:hover::after { transform: scaleX(1); }
.btn:hover { border-color: var(--blue); }

.btn-primary {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.btn-primary::after { background: var(--amber); height: 2px; }
.btn-primary:hover { background: #2a63d8; border-color: var(--amber); }

.btn-ghost { color: var(--text-dim); }
.btn-ghost:hover { color: var(--text); }

/* ============================================================
   KARTLAR — keskin köşe, amber kenarlık, diyagonal sweep
   ============================================================ */
.card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--amber);
  border-radius: 3px;
  padding: 1.6rem;
  overflow: hidden;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(245,166,35,0.16) 48%, rgba(46,111,242,0.12) 52%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.7s var(--ease);
  pointer-events: none;
}
.card:hover::before { transform: translateX(120%); }
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 50px -28px rgba(46,111,242,0.5);
}
.card .card-idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--amber);
  letter-spacing: 0.12em;
}
.card .card-ico {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border: 1px solid var(--line-2);
  color: var(--blue);
  margin-bottom: 1.1rem;
}
.card .card-ico i { width: 24px; height: 24px; }
.card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.card p { color: var(--text-dim); font-size: 0.9rem; }
.card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
}
.card .card-link i { width: 15px; height: 15px; transition: transform 0.3s var(--ease); }
.card:hover .card-link i { transform: translateX(4px); }

/* Ölçüm köşesi süsü (teknik his) */
.corner-tick {
  position: absolute;
  width: 12px; height: 12px;
  border-color: var(--line-2);
}
.corner-tl { top: 6px; left: 6px; border-top: 1px solid; border-left: 1px solid; }
.corner-br { bottom: 6px; right: 6px; border-bottom: 1px solid; border-right: 1px solid; }

/* ============================================================
   GÖRSEL PLACEHOLDER — "Fotoğraf gelecek"
   ============================================================ */
.img-placeholder {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 16 / 10;
  background:
    repeating-linear-gradient(45deg, rgba(245,166,35,0.05) 0 12px, transparent 12px 24px),
    var(--bg-soft);
  border: 1px dashed var(--line-2);
  border-radius: 3px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  overflow: hidden;
}
.img-placeholder::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(245,166,35,0.18);
  pointer-events: none;
}
.img-placeholder span {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.5rem 0.9rem;
  background: rgba(11,14,20,0.6);
  border: 1px solid var(--line-2);
}
.img-placeholder span i { width: 16px; height: 16px; color: var(--amber); }
.img-placeholder.ratio-square { aspect-ratio: 1 / 1; }
.img-placeholder.ratio-tall   { aspect-ratio: 3 / 4; }
.img-placeholder.ratio-wide   { aspect-ratio: 21 / 9; }

/* ============================================================
   HERO + SIGNATURE GÜÇ HATTI
   ============================================================ */
.hero {
  position: relative;
  min-height: clamp(520px, 80vh, 780px);
  display: flex;
  align-items: center;
  padding-block: clamp(4rem, 9vw, 7rem);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

/* Arka plan görsel alanı — gerçek foto ile kolayca değiştirilebilir.
   Değiştirmek için: .hero-media içine <img class="hero-img" src="..."> koy
   VEYA .hero-media'ya  background-image: url('...')  ver ve deseni kaldır. */
.hero-media {
  position: absolute; inset: 0; z-index: 0;
  background:
    repeating-linear-gradient(45deg, rgba(245,166,35,0.055) 0 14px, transparent 14px 28px),
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 100% 46px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 46px 100%,
    var(--bg-soft);
  background-size: 40px 40px, 100% 46px, 46px 100%, cover;
}
.hero-img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  /* Koyu temaya otursun diye karart + hafif kontrast */
  filter: brightness(0.46) contrast(1.06) saturate(0.85);
}

/* Metin okunurluğu için koyu scrim (soldan sağa açılan) + genel karartma */
.hero-scrim {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(11,14,20,0.95) 0%, rgba(11,14,20,0.82) 42%, rgba(11,14,20,0.45) 78%, rgba(11,14,20,0.28) 100%),
    linear-gradient(0deg, rgba(11,14,20,0.92) 0%, transparent 52%),
    linear-gradient(90deg, rgba(46,111,242,0.05), transparent 55%);
}
.hero-media-tag {
  position: absolute; right: 1.2rem; bottom: 1.2rem; z-index: 3;
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .5rem .85rem;
  background: rgba(11,14,20,0.6); border: 1px solid var(--line-2);
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--text-dim);
}
.hero-media-tag i { width: 15px; height: 15px; color: var(--amber); }

.hero-content { position: relative; z-index: 2; max-width: 720px; }
.hero h1 {
  font-size: clamp(2.4rem, 5.4vw, 4.2rem);
  font-weight: 700;
  margin-block: 1.2rem 1.4rem;
}
.hero h1 .hl { color: var(--blue); }
.hero .lead {
  color: var(--text);
  opacity: .82;
  font-size: 1.05rem;
  max-width: 48ch;
  margin-bottom: 2rem;
}
.hero-cta { display: flex; gap: 0.9rem; flex-wrap: wrap; }

/* Signature SVG güç hattı */
.powerline-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  border-radius: 3px;
  background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 100% 40px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 40px 100%,
    var(--bg-soft);
  background-blend-mode: normal;
  overflow: hidden;
}
.powerline-wrap::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,14,20,0.7), rgba(11,14,20,0.2));
}
.powerline-wrap svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.pl-path {
  fill: none;
  stroke: var(--blue);
  stroke-width: 2;
  filter: drop-shadow(0 0 6px rgba(46,111,242,0.6));
}
.pl-path.faint { stroke: var(--line-2); filter: none; stroke-width: 1.5; }
.pl-node {
  fill: var(--amber);
  filter: drop-shadow(0 0 5px rgba(245,166,35,0.8));
}
.pl-node-ring { fill: none; stroke: var(--amber); stroke-width: 1.2; opacity: 0.5; }
.pl-label {
  font-family: var(--font-mono);
  font-size: 9px;
  fill: var(--text-dim);
  letter-spacing: 0.08em;
}

/* Kenar bölüm göstergesi (ince hat) */
.edge-rail {
  position: fixed;
  top: 0; left: 0;
  width: 3px; height: 100%;
  z-index: 55;
  pointer-events: none;
}
.edge-rail .edge-fill {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 0%;
  background: linear-gradient(180deg, var(--blue), var(--amber));
  box-shadow: 0 0 8px rgba(46,111,242,0.6);
}

/* ============================================================
   İSTATİSTİK SAYAÇLARI
   ============================================================ */
.stats-band {
  border-block: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg-soft), var(--bg));
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.stat {
  background: var(--bg);
  padding: 2.4rem 1.6rem;
  text-align: left;
}
.stat .num {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  color: var(--text);
  line-height: 1;
  display: flex;
  align-items: baseline;
  gap: 0.15rem;
}
.stat .num .suffix { color: var(--amber); }
.stat .label {
  margin-top: 0.7rem;
  color: var(--text-dim);
  font-size: 0.9rem;
}
.stat .bar {
  height: 2px; width: 46px; margin-top: 1.1rem;
  background: var(--blue);
}

/* ============================================================
   BÖLÜM BAŞLIKLARI / GENEL
   ============================================================ */
.sec-head { max-width: 620px; margin-bottom: 3rem; }
.sec-head h2 { font-size: clamp(1.8rem, 3.6vw, 2.7rem); margin-block: 0.9rem; }
.sec-head p { color: var(--text-dim); }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}
.prose p { color: var(--text-dim); margin-bottom: 1rem; }
.prose p:last-child { margin-bottom: 0; }

.feature-list { list-style: none; padding: 0; margin: 1.4rem 0 0; }
.feature-list li {
  display: flex;
  gap: 0.7rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--text-dim);
  font-size: 0.94rem;
}
.feature-list li i { width: 18px; height: 18px; color: var(--blue); flex: none; margin-top: 3px; }
.feature-list li:last-child { border-bottom: none; }

.card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }

/* ---- Projects: filter + cards ---- */
.proj-filter { border:1px solid var(--line); border-radius:3px; background:var(--bg-soft); padding:1.1rem 1.3rem; margin-bottom:1.4rem; display:flex; flex-direction:column; gap:.8rem; }
.filter-row { display:flex; flex-wrap:wrap; align-items:center; gap:.5rem; }
.filter-label { font-family:var(--font-mono); font-size:.68rem; letter-spacing:.16em; text-transform:uppercase; color:var(--text-dim); width:112px; flex:none; }
.filter-btn { font-family:var(--font-mono); font-size:.73rem; letter-spacing:.02em; padding:.42rem .85rem; border:1px solid var(--line-2); background:transparent; color:var(--text-dim); cursor:pointer; transition:background .2s,color .2s,border-color .2s; }
.filter-btn:hover { color:var(--text); border-color:var(--blue); }
.filter-btn.active { background:var(--blue); border-color:var(--blue); color:#fff; }
.proj-count { font-family:var(--font-mono); font-size:.72rem; color:var(--text-dim); margin-bottom:1.4rem; letter-spacing:.04em; }
.proj-count b { color:var(--amber); font-weight:500; }
.proj-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; }
.project-card { position:relative; background:var(--bg-card); border:1px solid var(--line); border-radius:3px; overflow:hidden; display:flex; flex-direction:column; transition:transform .3s var(--ease),border-color .3s,box-shadow .3s; }
.project-card:hover { transform:translateY(-4px); border-color:var(--amber); box-shadow:0 24px 44px -26px rgba(46,111,242,.5); }
.project-card .img-placeholder { border:none; border-bottom:1px solid var(--line); border-radius:0; aspect-ratio:16/10; }
.pc-body { padding:1.3rem; display:flex; flex-direction:column; flex:1; }
.pc-type { font-family:var(--font-mono); font-size:.64rem; letter-spacing:.14em; text-transform:uppercase; color:var(--amber); }
.project-card h3 { font-size:1.02rem; line-height:1.25; margin:.5rem 0 1rem; }
.pc-meta { margin:auto 0 0; display:grid; grid-template-columns:auto 1fr; gap:.35rem .9rem; font-family:var(--font-mono); font-size:.72rem; border-top:1px solid var(--line); padding-top:.9rem; }
.pc-meta dt { color:var(--text-dim); letter-spacing:.03em; }
.pc-meta dd { margin:0; color:var(--text); text-align:right; }
.proj-empty { text-align:center; color:var(--text-dim); font-family:var(--font-mono); font-size:.82rem; padding:2.5rem 0; }

/* ---- Contact form ---- */
.contact-grid { display:grid; grid-template-columns:1.5fr 1fr; gap:2.5rem; align-items:start; }
.contact-form { margin-top:1.4rem; }
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.form-field { display:flex; flex-direction:column; gap:.45rem; margin-bottom:1rem; }
.form-field label { font-family:var(--font-mono); font-size:.66rem; letter-spacing:.14em; text-transform:uppercase; color:var(--text-dim); }
.form-field input, .form-field select, .form-field textarea {
  background:var(--bg-card); border:1px solid var(--line-2); border-radius:2px; color:var(--text);
  padding:.8rem .9rem; font-family:var(--font-body); font-size:.92rem; width:100%;
  transition:border-color .2s, box-shadow .2s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline:none; border-color:var(--blue); box-shadow:0 0 0 2px var(--blue-soft);
}
.form-field input::placeholder, .form-field textarea::placeholder { color:#5a6473; }
.form-field textarea { resize:vertical; min-height:140px; line-height:1.6; }
.form-field select { appearance:none; -webkit-appearance:none; cursor:pointer;
  background-image:linear-gradient(45deg,transparent 50%,var(--text-dim) 50%),linear-gradient(135deg,var(--text-dim) 50%,transparent 50%);
  background-position:calc(100% - 18px) 1.15rem, calc(100% - 13px) 1.15rem; background-size:5px 5px; background-repeat:no-repeat; }
.form-field select option { background:var(--bg-soft); color:var(--text); }

/* ---- Global varlık ---- */
.regions { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.region { background: var(--bg); padding: 1.3rem; }
.region .r-name { font-family: var(--font-head); font-weight: 600; }
.region .r-list { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-dim); margin-top: 0.5rem; letter-spacing: 0.03em; }
.region .r-dot { display:inline-block; width:7px;height:7px;background:var(--amber);border-radius:50%;margin-right:8px; box-shadow:0 0 6px rgba(245,166,35,0.7); }

/* ---- World map (Global Presence) ---- */
.worldmap {
  position: relative;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 3px;
  background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 100% 44px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 44px 100%,
    var(--bg-soft);
  overflow: hidden;
}
.worldmap::after { /* köşe vinyet */
  content:""; position:absolute; inset:0; pointer-events:none; z-index:2;
  background: radial-gradient(130% 100% at 60% 42%, transparent 62%, rgba(11,14,20,0.35));
}
.worldmap .wm-real { position:relative; z-index:1; }
.worldmap .wm-real path:not(.wm-link) { fill: var(--wm-land); stroke: #10151f; stroke-width: 0.4; }
.worldmap svg { display:block; width:100%; height:auto; position:relative; z-index:1; }
.wm-land { fill: #202838; stroke: var(--line-2); stroke-width: 0.6; }
.wm-link { fill:none; stroke: var(--blue); stroke-width: 1; opacity: 0.45; stroke-dasharray: 3 4; }
.wm-dot  { fill: var(--amber); }
.wm-ring { fill: none; stroke: var(--amber); stroke-width: 1.4; transform-box: fill-box; transform-origin: center; animation: wm-pulse 2.4s ease-out infinite; }
.wm-hub  { fill: var(--blue); }
.wm-hub-ring { fill:none; stroke: var(--blue); stroke-width: 1.6; transform-box: fill-box; transform-origin: center; animation: wm-pulse 2.4s ease-out infinite; }
.wm-label { font-family: var(--font-mono); font-size: 11px; fill: var(--text-dim); letter-spacing: 0.04em; }
.wm-label.hub { fill: var(--text); }
@keyframes wm-pulse { 0%{ transform:scale(.5); opacity:.9 } 70%{ opacity:0 } 100%{ transform:scale(2.6); opacity:0 } }
.wm-legend { display:flex; flex-wrap:wrap; gap:.5rem; margin-top:1.2rem; }
.wm-chip { display:inline-flex; align-items:center; gap:.5rem; padding:.45rem .8rem; border:1px solid var(--line-2); font-family:var(--font-mono); font-size:.72rem; letter-spacing:.04em; color:var(--text-dim); }
.wm-chip .r-dot { width:7px;height:7px;background:var(--amber);border-radius:50%;box-shadow:0 0 6px rgba(245,166,35,0.7); }
.wm-chip b { color:var(--text); font-weight:500; }

/* ---- CTA band ---- */
.cta-band {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: 3px;
  padding: clamp(2.5rem, 6vw, 4.5rem);
  background:
    repeating-linear-gradient(90deg, rgba(46,111,242,0.05) 0 1px, transparent 1px 60px),
    var(--bg-soft);
  overflow: hidden;
}
.cta-band h2 { font-size: clamp(1.9rem, 4vw, 3rem); max-width: 18ch; }

/* ============================================================
   PAGE HERO (iç sayfalar)
   ============================================================ */
.page-hero {
  position: relative;
  padding-block: clamp(3rem, 7vw, 5rem);
  border-bottom: 1px solid var(--line);
  background:
    repeating-linear-gradient(90deg, rgba(31,37,48,0.5) 0 1px, transparent 1px 48px),
    var(--bg-soft);
}
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-transform: uppercase;
  display: flex; gap: 0.5rem; align-items: center;
  margin-bottom: 1.2rem;
}
.breadcrumb a:hover { color: var(--amber); }
.breadcrumb .sep { color: var(--line-2); }
.page-hero h1 { font-size: clamp(2rem, 4.6vw, 3.4rem); max-width: 20ch; }
.page-hero .lead { color: var(--text-dim); max-width: 60ch; margin-top: 1rem; }

/* ============================================================
   HİZMET-DETAY (sidebar layout)
   ============================================================ */
.detail-grid { display: grid; grid-template-columns: 1fr 320px; gap: 3rem; align-items: start; }
.sidebar { position: sticky; top: 96px; display: flex; flex-direction: column; gap: 1.5rem; }
.side-box { border: 1px solid var(--line); border-radius: 3px; background: var(--bg-card); }
.side-box .side-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--line);
}
.side-list { list-style: none; margin: 0; padding: 0.4rem; }
.side-list a {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.75rem 0.8rem;
  font-size: 0.88rem;
  color: var(--text-dim);
  border-left: 2px solid transparent;
  transition: all 0.2s;
}
.side-list a:hover, .side-list a.active {
  background: var(--blue-soft);
  color: var(--text);
  border-left-color: var(--blue);
}
.side-list a.active { border-left-color: var(--amber); color: var(--amber); }
.side-list a i { width: 15px; height: 15px; opacity: 0.6; }
.side-cta { padding: 1.4rem 1.1rem; }
.side-cta p { color: var(--text-dim); font-size: 0.86rem; margin-bottom: 1rem; }

.spec-table { width: 100%; border-collapse: collapse; margin-top: 1.5rem; font-size: 0.9rem; }
.spec-table td { padding: 0.85rem 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec-table td:first-child { font-family: var(--font-mono); color: var(--text-dim); width: 42%; font-size: 0.82rem; letter-spacing: 0.03em; }

/* ============================================================
   UZUN METİN (kalite-politikasi)
   ============================================================ */
.doc-grid { display: grid; grid-template-columns: 240px 1fr; gap: 3.5rem; align-items: start; }
.doc-toc { position: sticky; top: 96px; }
.doc-toc .toc-title { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 1rem; }
.doc-toc ul { list-style: none; margin: 0; padding: 0; }
.doc-toc a { display: block; padding: 0.5rem 0 0.5rem 1rem; font-size: 0.86rem; color: var(--text-dim); border-left: 1px solid var(--line); transition: all 0.2s; }
.doc-toc a:hover, .doc-toc a.active { color: var(--amber); border-left-color: var(--amber); }

.doc-body h2 { font-size: 1.7rem; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.doc-body h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.doc-body h3 { font-size: 1.15rem; margin-top: 1.8rem; color: var(--blue); }
.doc-body p { color: var(--text-dim); margin: 1rem 0; }
.doc-body ul.doc-ul { list-style: none; padding: 0; margin: 1rem 0; }
.doc-body ul.doc-ul li { position: relative; padding: 0.4rem 0 0.4rem 1.6rem; color: var(--text-dim); }
.doc-body ul.doc-ul li::before { content: "▸"; position: absolute; left: 0; color: var(--amber); }
.iso-badges { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-top: 1.2rem; }
.iso-badge { font-family: var(--font-mono); font-size: 0.78rem; padding: 0.55rem 0.9rem; border: 1px solid var(--line-2); color: var(--text); }
.iso-badge b { color: var(--amber); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
  padding-block: 3.5rem 2rem;
  margin-top: 2rem;
}
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 2.5rem; }
.footer-grid h4 { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 1.2rem; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 0.6rem; }
.footer-grid a { color: var(--text-dim); font-size: 0.9rem; transition: color 0.2s; }
.footer-grid a:hover { color: var(--amber); }
.footer-brand p { color: var(--text-dim); font-size: 0.9rem; max-width: 34ch; margin-top: 1rem; }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  margin-top: 3rem; padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

/* ============================================================
   REVEAL (GSAP fallback görünür kalsın)
   ============================================================ */
.reveal { opacity: 0; transform: translateY(24px); }
.is-visible .reveal, .reveal.is-visible { opacity: 1; transform: none; }

/* ============================================================
   ERİŞİLEBİLİRLİK — focus + reduced motion
   ============================================================ */
:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}
.skip-link {
  position: absolute; left: 1rem; top: -60px;
  background: var(--amber); color: #0B0E14;
  padding: 0.6rem 1rem; z-index: 100;
  font-family: var(--font-mono); font-size: 0.8rem;
  transition: top 0.2s;
}
.skip-link:focus { top: 1rem; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .card::before { display: none; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .detail-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .sidebar { position: static; flex-direction: row; flex-wrap: wrap; }
  .side-box { flex: 1; min-width: 260px; }
  .doc-grid { grid-template-columns: 1fr; }
  .doc-toc { position: static; display: none; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .proj-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .nav-links {
    position: fixed;
    inset: 72px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem;
    max-height: calc(100vh - 72px);
    overflow-y: auto;
    transform: translateY(-140%);
    transition: transform 0.35s var(--ease);
    box-shadow: 0 30px 60px -20px rgba(0,0,0,0.9);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-link { padding: 1rem; font-size: 1rem; justify-content: space-between; }
  .nav-link::after { display: none; }
  .dropdown {
    position: static;
    opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: none; border-left: 2px solid var(--line);
    margin: 0 0 0.5rem 1rem;
    max-height: 0; overflow: hidden; padding: 0;
    transition: max-height 0.3s var(--ease);
  }
  .nav-item.open > .dropdown { max-height: 500px; padding: 0.2rem 0; }
  .hamburger { display: inline-flex; }

  .two-col { grid-template-columns: 1fr; gap: 1.6rem; }
  .card-grid, .grid-2, .grid-3, .proj-grid, .form-grid { grid-template-columns: 1fr; }
  .filter-label { width: 100%; }
  .stats-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .footer-bottom { flex-direction: column; }
  .edge-rail { display: none; }
  .hero .lead { max-width: 100%; }
}

/* ============================================================
   Görsel lightbox — galeri büyüt + sağa/sola gezinme.
   main.js initLightbox() kurar; tetikleyici .js-gallery içinde
   [data-lightbox]. demo1'e ait DEĞİL — Seçenek 3 medya turunda eklendi
   (2026-08-03). Mevcut tokenlar: var(--amber), var(--line).
   ============================================================ */
.gallery-thumb {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: zoom-in;
}
.gallery-thumb img { transition: opacity 0.2s ease; }
.gallery-thumb:hover img { opacity: 0.85; }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: rgba(6, 8, 12, 0.92);
}
.lightbox.open { display: flex; }
.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 3px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}
.lightbox-close {
  position: absolute;
  top: 1.1rem;
  right: 1.3rem;
  font-size: 2.2rem;
  line-height: 1;
  color: #fff;
  background: none;
  border: 0;
  cursor: pointer;
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 3.2rem;
  height: 3.2rem;
  font-size: 2.4rem;
  line-height: 1;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--line);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-nav:hover {
  background: var(--amber);
  color: #0a0d12;
  border-color: var(--amber);
}
.lightbox-prev { left: 1.3rem; }
.lightbox-next { right: 1.3rem; }
.lightbox-count {
  position: absolute;
  bottom: 1.1rem;
  left: 0;
  right: 0;
  text-align: center;
  color: #cbd2dc;
  font-family: monospace;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}
@media (max-width: 760px) {
  .lightbox-nav { width: 2.6rem; height: 2.6rem; font-size: 2rem; }
  .lightbox-prev { left: 0.5rem; }
  .lightbox-next { right: 0.5rem; }
}