/* ==================================================================
   YAĞMUR MEKANİK — Stil dosyası
   Yön: teknik çizim (pafta) dili. Beyaz kâğıt, grafit çizgi,
   tek bir sıcak kırmızı işaret rengi.
   ================================================================== */

:root{
  /* Renk — saf beyaz / saf siyah yok; ılık nötr bir ölçek */
  --paper:      #FCFCFB;   /* zemin (kâğıt beyazı) */
  --paper-2:    #F5F4F1;   /* açık panel */
  --paper-3:    #EDEBE6;   /* taş — ara bantlar */
  --line:       #E4E1DB;   /* ince çizgi */
  --line-2:     #CFCBC3;
  --ink:        #1E2126;   /* ana metin — grafit, siyah değil */
  --ink-yumusak:#262A30;   /* koyu bantlar */
  --ink-2:      #5A5E66;   /* ikincil metin */
  --ink-3:      #8B8F97;   /* etiket */

  /* Tek bir kırmızı — açık ve koyu zemin için iki tonu */
  --ember:      #BE2F2A;
  --kirmizi:    #BE2F2A;
  --ember-lt:   #E5483F;   /* koyu zeminde */
  --ember-soft: #FAEEED;

  --ink-dark:   #1A1D21;   /* galeri zemini */

  /* Tipografi */
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body:    "Inter Tight", "Helvetica Neue", Arial, sans-serif;
  --label:   "Inter Tight", "Helvetica Neue", Arial, sans-serif;

  /* Ölçü */
  --gut: clamp(20px, 4vw, 56px);
  --topH:  92px;
  --seritH: 40px;
  --logoH: 66px;
  --logoH-foot: 74px;
  --max: 1240px;
  --r: 4px;                /* köşe yumuşatma */
  --rule: 1px solid var(--line);
}

*,*::before,*::after{ box-sizing:border-box; }

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

body{
  margin:0;
  padding-top:calc(var(--topH) + var(--seritH));
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:16px;
  line-height:1.55;
  font-feature-settings:"tnum" 0;
  -webkit-font-smoothing:antialiased;
}

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

::selection{ background:var(--ember); color:#fff; }

:focus-visible{
  outline:2px solid var(--ember);
  outline-offset:3px;
}

/* ---------- Yardımcılar ---------- */

.wrap{
  max-width:var(--max);
  margin-inline:auto;
  padding-inline:var(--gut);
}

.mono{
  font-family:var(--label);
  font-size:.72rem;
  font-weight:600;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--ink-3);
}

.h-display{
  font-family:var(--display);
  font-weight:700;
  letter-spacing:-.035em;
  line-height:1.02;
  margin:0;
}

/* İmza öğesi: ölçü çizgisi (dimension line).
   Bölüm başlıklarını teknik paftadaki kot çizgisi gibi ayırır. */
.dim{
  display:flex;
  align-items:center;
  gap:16px;
  padding-top:22px;
  border-top:var(--rule);
  position:relative;
}
.dim::before,
.dim::after{
  content:"";
  position:absolute;
  top:-5px;
  width:1px;
  height:11px;
  background:var(--line-2);
}
.dim::before{ left:0; }
.dim::after{ right:0; }
.dim__k{ color:var(--ember); }
.dim__v{ margin-left:auto; }

/* ---------- Üst çubuk ---------- */

.top{
  position:fixed;
  top:0; left:0; right:0;
  z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(1.4) blur(10px);
  border-bottom:var(--rule);
}
.top__in{
  display:flex;
  align-items:center;
  gap:28px;
  height:var(--topH);
  max-width:var(--max);
  margin-inline:auto;
  padding-inline:var(--gut);
}
.brand{
  display:flex;
  align-items:center;
  gap:11px;
  text-decoration:none;
  margin-right:auto;
}
.brand svg{ flex:none; width:38px; height:38px; }
.brand__logo{ height:var(--logoH); width:auto; max-width:320px; object-fit:contain; }
.foot .brand__logo{ height:var(--logoH-foot); }

/* Koyu zeminde beyaz logo, açık zeminde siyah logo */
.brand__logo--acik{ display:none; }
.top--over .brand__logo--koyu{ display:none; }
.top--over .brand__logo--acik{ display:block; }
.brand__logo--tek{ display:block !important; }
.brand__t{
  font-family:var(--display);
  font-weight:700;
  font-size:1.28rem;
  letter-spacing:-.025em;
  line-height:1.05;
}
.brand__s{
  display:block;
  font-family:var(--label);
  font-size:.62rem;
  font-weight:500;
  letter-spacing:.09em;
  text-transform:uppercase;
  color:var(--ink-3);
}
.nav{ display:flex; gap:26px; }
.nav a{
  text-decoration:none;
  font-size:.9rem;
  color:var(--ink-2);
  padding:4px 0;
  border-bottom:1px solid transparent;
  transition:color .18s, border-color .18s;
}
.nav a:hover{ color:var(--ink); border-bottom-color:var(--ember); }

/* Hero'nun üzerindeyken üst çubuk koyu zemine uyar */
.top--over{ background:transparent; border-bottom-color:rgba(255,255,255,.18); backdrop-filter:none; }
.top--over .brand{ color:#fff; }
.top--over .brand__s{ color:rgba(255,255,255,.5); }
.top--over .nav a{ color:rgba(255,255,255,.74); }
.top--over .nav a:hover{ color:#fff; border-bottom-color:var(--ember-lt); }
.top--over .top__in .btn{ background:#fff; color:var(--ink); border-color:#fff; }
.top--over .top__in .btn:hover{ background:var(--ember-lt); border-color:var(--ember-lt); color:#fff; }
.top--over .top__in .btn--wa{ background:transparent; color:#fff; border-color:rgba(255,255,255,.45); }
.top--over .top__in .btn--wa:hover{ background:#1FA855; border-color:#1FA855; color:#fff; }

/* ---------- En üstteki sertifika şeridi ---------- */

.ust-serit{
  background:var(--ink-yumusak);
  color:#fff;
  height:var(--seritH);
  display:flex;
  align-items:center;
}
.ust-serit__in{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  width:100%;
}
.ust-serit svg{ flex:none; opacity:.9; }
.ust-serit span{
  font-family:var(--label);
  font-size:.8rem;
  font-weight:600;
  letter-spacing:.09em;
  text-transform:uppercase;
  white-space:nowrap;
}

/* ---------- Hamburger ve mobil menü ---------- */

.menu-btn{
  display:none;
  width:44px; height:44px;
  border:1px solid var(--line-2);
  border-radius:4px;
  background:transparent;
  cursor:pointer;
  padding:0;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  flex:none;
}
.menu-btn span{
  display:block;
  width:19px; height:2px;
  background:var(--ink);
  transition:transform .22s ease, opacity .18s ease;
}
.top--over .menu-btn{ border-color:rgba(255,255,255,.35); }
.top--over .menu-btn span{ background:#fff; }

.top--acik .menu-btn span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.top--acik .menu-btn span:nth-child(2){ opacity:0; }
.top--acik .menu-btn span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

.mobil-menu{
  display:none;
  background:var(--paper);
  border-top:var(--rule);
  border-bottom:var(--rule);
  max-height:calc(100vh - var(--topH) - var(--seritH));
  overflow-y:auto;
}
.top--acik .mobil-menu{ display:block; }
.mobil-menu__in{ padding-block:10px 22px; }
.mobil-menu__in > a{
  display:block;
  padding:16px 0;
  font-family:var(--display);
  font-weight:700;
  font-size:1.2rem;
  letter-spacing:-.02em;
  color:var(--ink);
  text-decoration:none;
  border-bottom:var(--rule);
}
.mobil-menu__in > a:active{ color:var(--ember); }
.mobil-menu__cta{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:20px;
}
.mobil-menu__cta .btn{ padding:14px 12px; }

/* ---------- Butonlar ---------- */

.btn{
  border-radius:var(--r);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  font-family:var(--body);
  font-size:.88rem;
  font-weight:500;
  padding:12px 20px;
  border:1px solid var(--ink);
  background:var(--ink);
  color:#fff;
  text-decoration:none;
  cursor:pointer;
  transition:background .18s, color .18s, border-color .18s;
}
.btn:hover{ background:var(--ember); border-color:var(--ember); }
.btn--ghost{
  background:transparent;
  color:var(--ink);
  border-color:var(--line-2);
}
.btn--ghost:hover{ background:var(--ink); color:#fff; border-color:var(--ink); }
.btn--light{ background:#fff; color:var(--ink); border-color:#fff; }
.btn--light:hover{ background:var(--ember-lt); border-color:var(--ember-lt); color:#fff; }
.btn--outline{ background:transparent; color:#fff; border-color:rgba(255,255,255,.35); }
.btn--outline:hover{ background:#fff; color:var(--ink); border-color:#fff; }
.btn--sm{ padding:9px 15px; font-size:.82rem; }
.btn--wa{
  background:transparent;
  color:var(--ink);
  border-color:var(--line-2);
  border-radius:40px;
  gap:7px;
  padding:9px 17px;
  font-weight:600;
}
.btn--wa:hover{ background:#1FA855; border-color:#1FA855; color:#fff; }
.btn--yesil{ background:#1FA855; border-color:#1FA855; color:#fff; gap:8px; }
.btn--yesil:hover{ background:#17924A; border-color:#17924A; }
.btn--wide{ width:100%; }

/* ---------- Hero galerisi ---------- */

.hero{
  position:relative;
  background:var(--ink-dark);
  margin-top:calc(-1 * (var(--topH) + var(--seritH)));
  overflow:hidden;
}

.slider{
  position:relative;
  height:clamp(560px,86vh,820px);
  overflow:hidden;
  touch-action:pan-y;
}
.slider__track{
  display:flex;
  height:100%;
  will-change:transform;
  transition:transform .6s cubic-bezier(.4,0,.2,1);
}
.slider--suruklenirken .slider__track{ transition:none; }

.slayt{
  position:relative;
  flex:0 0 100%;
  height:100%;
  display:grid;
  place-items:center;
  background-color:var(--ink-dark);
  background-size:cover;
  background-position:center;
  padding:calc(var(--topH) + var(--seritH) + 40px) var(--gut) 96px;
  text-align:center;
  color:#fff;
}
/* görsel yoksa: grafit zemin + ince ızgara */
.slayt--desensiz{
  background-image:
    linear-gradient(to right, rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:52px 52px;
}
.slayt::before{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(62% 52% at 50% 48%, rgba(16,17,20,.62) 0%, rgba(16,17,20,.22) 60%, transparent 100%),
    linear-gradient(to bottom, rgba(16,17,20,.62) 0%, rgba(16,17,20,.34) 28%, rgba(16,17,20,.46) 68%, rgba(16,17,20,.74) 100%);
  pointer-events:none;
}
.slayt--desensiz::before{ background:none; }

.slayt__ic{
  position:relative;
  max-width:760px;
  opacity:0;
  transform:translateY(16px);
}
.slayt--etkin .slayt__ic{
  animation:slaytGir .7s cubic-bezier(.2,.7,.3,1) .12s forwards;
}
@keyframes slaytGir{ to{ opacity:1; transform:none; } }

.slayt h2{
  font-family:var(--display);
  font-weight:700;
  letter-spacing:-.035em;
  line-height:1.03;
  font-size:clamp(2rem,4.6vw,3.7rem);
  margin:0 0 18px;
  text-shadow:0 2px 24px rgba(0,0,0,.35);
}
.slayt p{
  font-size:clamp(1rem,1.3vw,1.15rem);
  line-height:1.55;
  color:rgba(255,255,255,.88);
  margin:0 auto 30px;
  max-width:56ch;
  text-shadow:0 1px 14px rgba(0,0,0,.35);
}
.slayt .btn{ padding:15px 26px; font-size:.95rem; font-weight:600; }

/* oklar */
.slider__ok{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  z-index:3;
  width:48px; height:48px;
  display:grid;
  place-items:center;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.35);
  background:rgba(16,17,20,.35);
  backdrop-filter:blur(6px);
  color:#fff;
  cursor:pointer;
  transition:background .18s, border-color .18s;
}
.slider__ok:hover{ background:rgba(16,17,20,.7); border-color:rgba(255,255,255,.7); }
.slider__ok--sol{ left:clamp(12px,2.5vw,28px); }
.slider__ok--sag{ right:clamp(12px,2.5vw,28px); }

/* noktalar */
.slider__nokta{
  position:absolute;
  left:0; right:0; bottom:26px;
  z-index:3;
  display:flex;
  justify-content:center;
  gap:10px;
}
.slider__nokta button{
  width:9px; height:9px;
  padding:0;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.75);
  background:transparent;
  cursor:pointer;
  transition:background .2s, transform .2s;
}
.slider__nokta button[aria-current="true"]{
  background:#fff;
  transform:scale(1.25);
}

/* ---------- Rakam şeridi ---------- */

.rakamlar{ background:var(--paper); border-bottom:var(--rule); }
.rakamlar__in{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
  padding-block:30px;
}
.fact strong{
  display:block;
  font-family:var(--display);
  font-size:clamp(1.2rem,1.9vw,1.55rem);
  font-weight:700;
  letter-spacing:-.03em;
  color:var(--ink);
}
.fact span{
  font-family:var(--label);
  font-size:.72rem;
  font-weight:500;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--ink-3);
}

@media (max-width:760px){
  .slider{ height:clamp(500px,78vh,680px); }
  .slayt{ padding-bottom:80px; }
  .slider__ok{ display:none; }
  .rakamlar__in{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:20px; }
}

/* ---------- Teknik çizimler (kart ve detay sayfası) ---------- */

.plan{ width:100%; height:auto; }
.plan .ln{ stroke:var(--ink); stroke-width:1.4; fill:none; stroke-linecap:square; }
.plan .thin{ stroke:var(--line-2); stroke-width:1; fill:none; }
.plan .hot{ stroke:var(--ember); stroke-width:1.6; fill:none; }
.plan .fillp{ fill:var(--paper-2); stroke:var(--ink); stroke-width:1.4; }
.plan text{
  font-family:var(--label); font-size:9px; font-weight:500; letter-spacing:.06em;
  fill:var(--ink-3); text-transform:uppercase;
}

/* ---------- Kombi kartları ---------- */

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(288px,1fr));
  border-top:var(--rule);
  border-left:var(--rule);
  background:var(--paper);
  border-radius:var(--r);
  overflow:hidden;
  box-shadow:0 1px 2px rgba(30,33,38,.04);
}
.card{
  background:var(--paper);
  border-right:var(--rule);
  border-bottom:var(--rule);
  padding:22px 22px 20px;
  display:flex;
  flex-direction:column;
  text-decoration:none;
  color:inherit;
  position:relative;
  transition:background .2s;
}
.card:hover{ background:var(--paper); }
.card__fig{
  height:172px;
  display:grid;
  place-items:center;
  overflow:hidden;
  margin-bottom:20px;
}
.card__fig svg{ height:100%; width:auto; }
.card__fig img{ max-height:172px; width:auto; object-fit:contain; }
.card:hover .card__fig .hot{ stroke:var(--ember); }
.card__tag{
  font-family:var(--label);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--ink-3);
  margin-bottom:7px;
}
.card h3{
  font-family:var(--display);
  font-weight:700;
  font-size:1.2rem;
  letter-spacing:-.02em;
  margin:0 0 8px;
  line-height:1.15;
  color:var(--kirmizi);
  transition:color .18s;
}
.card:hover h3{ color:var(--ink); }
.card p{
  font-size:.87rem;
  color:var(--ink-2);
  margin:0 0 18px;
}
.chips{ display:flex; flex-wrap:wrap; gap:6px; margin-bottom:20px; }
.chip{
  border-radius:var(--r);
  font-family:var(--label);
  font-size:.78rem;
  font-weight:500;
  letter-spacing:0;
  padding:5px 10px;
  border:1px solid var(--line);
  border-radius:2px;
  color:var(--ink-2);
  background:var(--paper);
  white-space:nowrap;
}
.card__foot{
  margin:auto -22px -20px;
  padding:15px 22px 17px;
  background:var(--ink-yumusak);
  color:#fff;
  display:flex;
  align-items:flex-end;
  gap:12px;
  transition:background .2s;
}
.card:hover .card__foot{ background:var(--ember); }
.price{
  font-family:var(--display);
  font-weight:700;
  font-size:1.28rem;
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.price small{
  font-family:var(--label);
  font-size:.6rem;
  font-weight:400;
  letter-spacing:.1em;
  color:var(--ink-3);
  display:block;
  text-transform:uppercase;
}
.askprice{
  display:block;
  font-family:var(--display);
  font-weight:700;
  font-size:1.25rem;
  line-height:1.1;
  letter-spacing:-.025em;
  color:inherit;
}
.askprice small{
  display:block;
  font-family:var(--label);
  font-size:.68rem;
  font-weight:600;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:rgba(255,255,255,.55);
  margin-bottom:5px;
}
.detail__price .askprice{ font-size:1.7rem; }

.card__go{
  margin-left:auto;
  padding-bottom:5px;
  font-family:var(--label);
  font-size:.75rem;
  font-weight:500;
  letter-spacing:.02em;
  color:rgba(255,255,255,.65);
  transition:color .18s;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.card__go svg{ transition:transform .2s; }
.card:hover .card__go{ color:#fff; }
.card:hover .card__go svg{ transform:translateX(4px); }

/* ---------- Nasıl çalışıyoruz ---------- */

.surec{
  background:var(--ink-yumusak);
  color:#fff;
  padding-block:clamp(56px,7vw,96px);
  position:relative;
  overflow:hidden;
}
.surec::before{
  content:"";
  position:absolute; inset:0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:52px 52px;
  pointer-events:none;
}
.surec > .wrap{ position:relative; }

.surec__head{ max-width:620px; margin-bottom:clamp(34px,4vw,52px); }
.surec__k{ color:var(--kirmizi); }
.surec__head h2{
  font-family:var(--display);
  font-weight:700;
  letter-spacing:-.035em;
  line-height:1.02;
  font-size:clamp(1.9rem,3.6vw,2.9rem);
  margin:12px 0 16px;
  color:#fff;
}
.surec__head p{ margin:0; color:rgba(255,255,255,.72); font-size:1rem; max-width:56ch; }

.adimlar{
  list-style:none;
  margin:0;
  padding:0;
  border-radius:var(--r);
  overflow:hidden;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.14);
}
.adim{
  background:var(--ink-yumusak);
  padding:26px 24px 24px;
  display:flex;
  flex-direction:column;
  position:relative;
  transition:background .2s;
}
.adim:hover{ background:#2E333A; }
.adim__no{
  font-family:var(--display);
  font-weight:700;
  font-size:2rem;
  letter-spacing:-.04em;
  line-height:1;
  color:var(--kirmizi);
  margin-bottom:18px;
}
.adim h3{
  font-family:var(--display);
  font-weight:700;
  font-size:1.12rem;
  letter-spacing:-.02em;
  margin:0 0 10px;
  color:#fff;
}
.adim p{
  margin:0 0 20px;
  font-size:.89rem;
  line-height:1.55;
  color:rgba(255,255,255,.66);
}
.adim__sure{
  margin-top:auto;
  font-family:var(--label);
  font-size:.72rem;
  font-weight:600;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:rgba(255,255,255,.45);
  padding-top:14px;
  border-top:1px solid rgba(255,255,255,.14);
}

.surec__cta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:16px 20px;
  margin-top:clamp(28px,3.5vw,40px);
}
.surec__cta p{
  margin:0;
  font-family:var(--display);
  font-weight:700;
  font-size:1.15rem;
  letter-spacing:-.02em;
  color:#fff;
}
.surec__cta .btn{ padding:14px 22px; font-weight:600; }

@media (max-width:960px){
  .adimlar{ grid-template-columns:repeat(2,minmax(0,1fr)); }
}
@media (max-width:560px){
  .adimlar{ grid-template-columns:1fr; }
  .surec__cta .btn{ width:100%; }
}

/* ---------- Proje kartları ---------- */

.pgrid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(320px,1fr));
  border-top:var(--rule);
  border-left:var(--rule);
  background:var(--paper);
  border-radius:var(--r);
  overflow:hidden;
  box-shadow:0 1px 2px rgba(30,33,38,.04);
}
.pcard{
  background:var(--paper);
  border-right:var(--rule);
  border-bottom:var(--rule);
  display:flex;
  flex-direction:column;
}
.pcard__fig{
  background:var(--paper-2);
  border-bottom:var(--rule);
  padding:18px;
  position:relative;
}
.pcard__fig svg{ width:100%; height:auto; display:block; }
.pcard__fig .badge{
  position:absolute;
  top:12px; left:12px;
  font-family:var(--label);
  font-size:.68rem;
  font-weight:600;
  letter-spacing:.04em;
  text-transform:uppercase;
  background:var(--paper);
  border:1px solid var(--line-2);
  padding:4px 8px;
  color:var(--ink-2);
}
.pcard__body{ padding:22px; display:flex; flex-direction:column; flex:1; }
.pcard h3{
  font-family:var(--display);
  font-weight:700;
  font-size:1.18rem;
  letter-spacing:-.02em;
  margin:0 0 9px;
}
.pcard p{ font-size:.88rem; color:var(--ink-2); margin:0 0 18px; }
.plist{
  list-style:none;
  padding:0;
  margin:0 0 22px;
  display:grid;
  gap:7px;
}
.plist li{
  font-size:.83rem;
  color:var(--ink-2);
  padding-left:16px;
  position:relative;
}
.plist li::before{
  content:"";
  position:absolute;
  left:0; top:.62em;
  width:7px; height:1px;
  background:var(--ember);
}
.pcard__foot{
  margin:auto -22px -22px;
  padding:15px 22px 17px;
  background:var(--ink-yumusak);
  color:#fff;
  display:flex;
  align-items:flex-end;
  gap:14px;
}
.pcard__foot .price small{ color:rgba(255,255,255,.55); }
.pcard__sure{
  margin-left:auto;
  padding-bottom:5px;
  text-align:right;
  font-family:var(--label);
  font-size:.75rem;
  font-weight:500;
  letter-spacing:.02em;
  color:rgba(255,255,255,.65);
}

.disclaimer{
  margin-top:22px;
  font-size:.82rem;
  color:var(--ink-3);
  display:flex;
  gap:9px;
  align-items:flex-start;
}
.disclaimer b{ color:var(--ink-2); font-weight:500; }

/* ---------- İletişim ---------- */

.contact{
  border-radius:var(--r);
  overflow:hidden;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:1px;
  background:var(--line);
  border:var(--rule);
}
.contact__col{ background:var(--paper); padding:clamp(24px,3.2vw,38px); }
.contact__col h2{
  font-family:var(--display);
  font-weight:700;
  font-size:clamp(1.6rem,2.6vw,2.1rem);
  letter-spacing:-.03em;
  margin:12px 0 24px;
}
.info{ display:grid; gap:20px; margin-bottom:28px; }
.info__row{ display:grid; gap:3px; }
.info__row b{
  font-family:var(--label);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--ink-3);
}
.info__row span, .info__row a{ font-size:.98rem; text-decoration:none; }
.info__row a:hover{ color:var(--ember); }

.map{
  border-radius:var(--r);
  overflow:hidden;
  border:var(--rule);
  background:var(--paper-2);
  aspect-ratio:16/10;
  position:relative;
  overflow:hidden;
}
.map iframe{ width:100%; height:100%; border:0; display:block; }
.map__ph{
  position:absolute;
  inset:0;
  display:grid;
  place-items:center;
  text-align:center;
  padding:20px;
}
.map__ph svg{ position:absolute; inset:0; width:100%; height:100%; }
.map__ph span{
  position:relative;
  font-family:var(--label);
  font-size:.74rem;
  font-weight:500;
  letter-spacing:.03em;
  text-transform:uppercase;
  color:var(--ink-2);
  background:var(--paper);
  border:1px solid var(--line-2);
  padding:9px 13px;
}

.field{ display:grid; gap:6px; margin-bottom:16px; }
.field label{
  font-family:var(--label);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--ink-3);
}
.field input,
.field select,
.field textarea{
  border-radius:var(--r);
  font-family:var(--body);
  font-size:.95rem;
  color:var(--ink);
  background:var(--paper);
  border:1px solid var(--line-2);
  padding:11px 13px;
  width:100%;
  transition:border-color .18s;
}
.field textarea{ resize:vertical; min-height:104px; }
.field input:focus,
.field select:focus,
.field textarea:focus{
  border-color:var(--ink);
  outline:none;
}
.form__note{
  font-size:.78rem;
  color:var(--ink-3);
  margin:12px 0 0;
}

/* ---------- Duyuru şeridi ---------- */

.duyuru{
  background:var(--ink);
  color:#fff;
  border-block:1px solid rgba(255,255,255,.1);
}
.duyuru__in{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:center;
  gap:10px 34px;
  padding-block:14px;
  text-align:center;
}
.duyuru__i{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--label);
  font-size:.86rem;
  font-weight:500;
  letter-spacing:.01em;
  color:rgba(255,255,255,.86);
}
.duyuru__i b{
  color:var(--ember-lt);
  font-weight:600;
}
.duyuru__i svg{ flex:none; color:var(--ember-lt); }

/* ---------- Sabit iletişim düğmeleri ---------- */

.hizli{
  position:fixed;
  right:22px;
  bottom:22px;
  z-index:70;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.hizli a{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:13px 18px 13px 15px;
  border-radius:40px;
  text-decoration:none;
  font-family:var(--body);
  font-size:.9rem;
  font-weight:600;
  color:#fff;
  box-shadow:0 6px 22px rgba(16,17,20,.22);
  transition:transform .18s, box-shadow .18s;
}
.hizli a:hover{ transform:translateY(-2px); box-shadow:0 10px 28px rgba(16,17,20,.3); }
.hizli svg{ flex:none; }
.hizli__wa{ background:#1FA855; }
.hizli__wa:hover{ background:#17924A; }
.hizli__tel{ background:var(--ink); }
.hizli__tel:hover{ background:var(--ember); }

@media (max-width:760px){
  .hizli{
    left:0; right:0; bottom:0;
    flex-direction:row;
    gap:0;
    box-shadow:0 -1px 0 rgba(0,0,0,.12);
  }
  .hizli a{
    flex:1;
    justify-content:center;
    border-radius:0;
    padding:16px 10px;
    box-shadow:none;
  }
  .hizli a:hover{ transform:none; box-shadow:none; }
  body{ padding-bottom:58px; }
}

/* ---------- Sık sorulan sorular ---------- */

.sss{
  background:var(--paper-2);
  border-top:var(--rule);
  padding-block:clamp(56px,7vw,96px);
}
.sss__in{
  display:grid;
  grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);
  gap:clamp(28px,5vw,72px);
  align-items:start;
}
.sss__sol{ position:sticky; top:calc(var(--topH) + var(--seritH) + 28px); }
.sss__sol h2{
  font-family:var(--display);
  font-weight:700;
  letter-spacing:-.035em;
  line-height:1.02;
  font-size:clamp(1.9rem,3.4vw,2.7rem);
  margin:12px 0 16px;
}
.sss__sol p{ color:var(--ink-2); font-size:.96rem; margin:0 0 24px; max-width:38ch; }

.sss__liste{ border-top:var(--rule); }
.sss details{ border-bottom:var(--rule); }
.sss summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:flex-start;
  gap:16px;
  padding:20px 0;
  font-family:var(--display);
  font-weight:700;
  font-size:1.05rem;
  letter-spacing:-.02em;
  line-height:1.35;
  color:var(--ink);
  transition:color .18s;
}
.sss summary::-webkit-details-marker{ display:none; }
.sss summary::after{
  content:"";
  flex:none;
  margin-left:auto;
  margin-top:5px;
  width:13px; height:13px;
  background:
    linear-gradient(var(--kirmizi),var(--kirmizi)) center/13px 1.8px no-repeat,
    linear-gradient(var(--kirmizi),var(--kirmizi)) center/1.8px 13px no-repeat;
  transition:transform .25s ease;
}
.sss summary:hover{ color:var(--kirmizi); }
.sss details[open] summary{ color:var(--kirmizi); }
.sss details[open] summary::after{ transform:rotate(135deg); }
.sss details p{
  margin:0;
  padding:0 40px 22px 0;
  font-size:.94rem;
  line-height:1.6;
  color:var(--ink-2);
  max-width:62ch;
}

@media (max-width:860px){
  .sss__in{ grid-template-columns:1fr; }
  .sss__sol{ position:static; }
  .sss__sol .btn{ width:100%; }
}

/* ---------- Doğalgaz tesisatı paketleri ---------- */

/* Öne çıkan paket: marka seçimli tek panel */
.paket{
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(0,.85fr);
  border:var(--rule);
  border-radius:var(--r);
  overflow:hidden;
  background:var(--paper);
  box-shadow:0 1px 2px rgba(30,33,38,.04);
}
.paket__sol{ padding:clamp(24px,3vw,34px); }
.paket__sol h3{
  font-family:var(--display);
  font-weight:700;
  font-size:clamp(1.25rem,2vw,1.6rem);
  letter-spacing:-.025em;
  line-height:1.15;
  margin:12px 0 10px;
}
.paket__sol > p{ margin:0 0 22px; color:var(--ink-2); font-size:.95rem; max-width:46ch; }

.paket__icerik{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px 22px;
}
.paket__icerik li{
  display:flex;
  align-items:flex-start;
  gap:9px;
  font-size:.9rem;
  color:var(--ink-2);
}
.paket__icerik svg{ color:#1FA855; flex:none; margin-top:3px; }

.paket__sag{
  background:var(--paper-2);
  border-left:var(--rule);
  padding:clamp(24px,3vw,34px);
  display:flex;
  flex-direction:column;
}
.paket__markalar{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:12px 0 24px;
}
.paket__marka{
  font-family:var(--label);
  font-size:.85rem;
  font-weight:500;
  padding:9px 14px;
  border:1px solid var(--line-2);
  border-radius:var(--r);
  background:var(--paper);
  color:var(--ink-2);
  cursor:pointer;
  transition:background .16s, color .16s, border-color .16s;
}
.paket__marka:hover{ border-color:var(--ink); color:var(--ink); }
.paket__marka--acik,
.paket__marka--acik:hover{
  background:var(--ink-yumusak);
  border-color:var(--ink-yumusak);
  color:#fff;
}
.paket__fiyat{ margin-top:auto; padding-bottom:18px; }
.paket__fiyat .price{ font-size:clamp(1.7rem,2.6vw,2.15rem); color:var(--ink); }
.paket__fiyat .price small,
.paket__fiyat .askprice small{ color:var(--ink-3); }
.paket__fiyat .askprice{ color:var(--ember); font-size:1.35rem; }
.paket__btn{ width:100%; padding:15px 20px; font-weight:600; }

/* Ara başlık */
.tesisat__ara{
  font-family:var(--display);
  font-weight:700;
  font-size:1.15rem;
  letter-spacing:-.02em;
  margin:clamp(36px,4vw,52px) 0 18px;
  color:var(--ink);
}

/* Cihaz hariç işler: sade kartlar */
.tgrid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(258px,1fr));
  border-top:var(--rule);
  border-left:var(--rule);
  background:var(--paper);
  border-radius:var(--r);
  overflow:hidden;
  box-shadow:0 1px 2px rgba(30,33,38,.04);
}
.tcard{
  background:var(--paper);
  border-right:var(--rule);
  border-bottom:var(--rule);
  padding:24px 22px 0;
  display:flex;
  flex-direction:column;
}
.tcard h3{
  font-family:var(--display);
  font-weight:700;
  font-size:1.08rem;
  letter-spacing:-.02em;
  line-height:1.25;
  margin:0 0 10px;
}
.tcard p{ margin:0 0 24px; font-size:.88rem; line-height:1.55; color:var(--ink-2); }
.tcard__foot{
  margin:auto -22px 0;
  padding:15px 22px 17px;
  background:var(--ink-yumusak);
  color:#fff;
  display:flex;
  align-items:flex-end;
  gap:12px;
}
.tcard__foot .price{ font-size:1.35rem; }
.tcard__foot .price small,
.tcard__foot .askprice small{ color:rgba(255,255,255,.55); }
.tcard__foot .askprice{ font-size:1.1rem; }
.tcard__foot .btn{
  margin-left:auto;
  padding:8px 15px;
  font-size:.8rem;
  background:transparent;
  border-color:rgba(255,255,255,.4);
  color:#fff;
}
.tcard__foot .btn:hover{ background:#fff; color:var(--ink); border-color:#fff; }

@media (max-width:860px){
  .paket{ grid-template-columns:1fr; }
  .paket__sag{ border-left:0; border-top:var(--rule); }
  .paket__icerik{ grid-template-columns:1fr; gap:10px; }
  .paket__fiyat{ margin-top:0; }
}

/* ---------- Çalıştığımız markalar ---------- */

.markalar{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  border-top:var(--rule);
  border-left:var(--rule);
  background:var(--paper);
  border-radius:var(--r);
  overflow:hidden;
}
.marka{
  border-right:var(--rule);
  border-bottom:var(--rule);
  min-height:118px;
  display:grid;
  place-items:center;
  padding:22px 18px;
  background:var(--paper);
  transition:background .2s;
}
.marka:hover{ background:var(--paper-3); }
.marka img{ max-height:46px; width:auto; object-fit:contain; }
.marka span{
  font-family:var(--display);
  font-weight:700;
  font-size:1.05rem;
  letter-spacing:-.02em;
  color:var(--ink-2);
  text-align:center;
}

/* ---------- Kombi katalog sayfası ---------- */

.katalog{ padding-block:clamp(36px,5vw,64px) clamp(56px,7vw,96px); }

.katalog__head{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,.8fr);
  gap:clamp(20px,4vw,56px);
  align-items:end;
  padding-bottom:32px;
  border-bottom:var(--rule);
  margin-bottom:28px;
}
.katalog__head h1{
  font-family:var(--display);
  font-weight:700;
  letter-spacing:-.04em;
  line-height:1.02;
  font-size:clamp(2rem,4vw,3.1rem);
  margin:12px 0 0;
}
.katalog__head p{ color:var(--ink-2); margin:0; font-size:.98rem; max-width:46ch; }

.araclar{ margin-bottom:26px; }
.araclar__ust{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:stretch;
}

.arama{
  border-radius:var(--r);
  position:relative;
  flex:1 1 320px;
  display:flex;
  align-items:center;
  gap:10px;
  border:1px solid var(--line-2);
  background:var(--paper);
  padding:0 14px;
  transition:border-color .18s;
}
.arama:focus-within{ border-color:var(--ink); }
.arama svg{ color:var(--ink-3); flex:none; }
.arama input{
  flex:1;
  border:0;
  outline:0;
  background:none;
  font-family:var(--body);
  font-size:.98rem;
  color:var(--ink);
  padding:14px 0;
  min-width:0;
}
.arama input::-webkit-search-cancel-button{ display:none; }
.arama button{
  border:0;
  background:none;
  cursor:pointer;
  font-size:1.3rem;
  line-height:1;
  color:var(--ink-3);
  padding:0 2px;
}
.arama button:hover{ color:var(--ember); }

.sirala{
  border-radius:var(--r);
  display:flex;
  align-items:center;
  gap:10px;
  border:1px solid var(--line-2);
  padding:0 14px;
  background:var(--paper);
}
.sirala span{
  font-family:var(--label);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--ink-3);
  white-space:nowrap;
}
.sirala select{
  border:0;
  outline:0;
  background:none;
  font-family:var(--body);
  font-size:.95rem;
  font-weight:500;
  color:var(--ink);
  padding:14px 0;
  cursor:pointer;
}

.araclar__alt{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 14px;
  margin-top:14px;
}
.filtreler{ display:flex; flex-wrap:wrap; gap:8px; }
.filtre{
  font-family:var(--label);
  font-size:.82rem;
  font-weight:500;
  padding:7px 14px;
  border:1px solid var(--line-2);
  border-radius:2px;
  background:var(--paper);
  color:var(--ink-2);
  cursor:pointer;
  transition:background .16s, color .16s, border-color .16s;
}
.filtre:hover{ border-color:var(--ink); color:var(--ink); }
.filtre--acik,
.filtre--acik:hover{
  background:var(--ink);
  border-color:var(--ink);
  color:#fff;
}
.filtre--acik:hover{ background:var(--ember); border-color:var(--ember); }
.sonuc-sayi{
  margin-left:auto;
  font-family:var(--label);
  font-size:.78rem;
  font-weight:500;
  color:var(--ink-3);
}

.bos{
  border-radius:var(--r);
  border:1px solid var(--line);
  padding:clamp(28px,4vw,48px);
  text-align:center;
}
.bos h2{
  font-family:var(--display);
  font-weight:700;
  font-size:1.4rem;
  letter-spacing:-.03em;
  margin:0 0 10px;
}
.bos p{ color:var(--ink-2); margin:0 auto 22px; max-width:48ch; font-size:.95rem; }
.bos__cta{ display:flex; flex-wrap:wrap; gap:10px; justify-content:center; }

/* Ana sayfadaki katalog bölümünün alt bandı */
.katalog-cta{
  margin-top:26px;
  border-radius:var(--r);
  border:1px solid var(--line);
  background:var(--paper);
  padding:22px 24px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:16px 20px;
}
.katalog-cta__t{
  font-family:var(--display);
  font-weight:700;
  font-size:1.15rem;
  letter-spacing:-.025em;
  margin:0 0 4px;
}
.katalog-cta p{ margin:0; color:var(--ink-2); font-size:.9rem; }
.katalog-cta .btn{ margin-left:auto; }

@media (max-width:760px){
  .katalog__head{ grid-template-columns:1fr; align-items:start; }
  .sirala{ flex:1 1 100%; }
  .sonuc-sayi{ margin-left:0; width:100%; }
  .katalog-cta .btn{ margin-left:0; width:100%; }
}

/* ---------- Footer ---------- */

.foot{
  border-top:var(--rule);
  background:var(--paper);
}
.foot__grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));
  gap:clamp(28px,4vw,56px);
  padding-block:clamp(44px,5vw,64px);
}
.foot__col h3{
  font-size:.66rem;
  margin:0 0 18px;
  font-weight:400;
  color:var(--ink-3);
}
.foot__col ul{ list-style:none; margin:0; padding:0; display:grid; gap:11px; }
.foot__col ul a{
  text-decoration:none;
  font-size:.9rem;
  color:var(--ink-2);
  transition:color .18s;
}
.foot__col ul a:hover{ color:var(--ember); }
.foot__info li{ font-size:.9rem; color:var(--ink-2); }

.foot__col--brand .brand{ margin:0 0 18px; }
.foot__col--brand p{
  font-size:.9rem;
  color:var(--ink-2);
  margin:0 0 22px;
  max-width:40ch;
}

.foot__bar{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  gap:10px 24px;
  align-items:center;
  padding-block:20px;
  border-top:var(--rule);
  font-family:var(--label);
  font-size:.74rem;
  font-weight:500;
  letter-spacing:.02em;
  color:var(--ink-3);
}
.foot__bar > :nth-child(2){ text-align:center; }
.foot__bar > :nth-child(3){ text-align:right; }
.foot__bar a{ text-decoration:none; color:var(--ink-2); }
.foot__bar a:hover{ color:var(--ember); }
.foot__bar b{ font-weight:400; color:var(--ink-2); }

/* ---------- Detay sayfası ---------- */

.detail{ padding-block:clamp(36px,5vw,64px); }
.crumb{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--label);
  font-size:.74rem;
  font-weight:600;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--ink-3);
  text-decoration:none;
  margin-bottom:32px;
}
.crumb:hover{ color:var(--ember); }

.detail__top{
  display:grid;
  grid-template-columns:minmax(0,.85fr) minmax(0,1fr);
  gap:1px;
  background:var(--line);
  border:var(--rule);
  margin-bottom:clamp(40px,5vw,64px);
}
.detail__fig{
  background:var(--paper-2);
  display:grid;
  place-items:center;
  padding:36px;
  min-height:340px;
}
.detail__fig svg{ height:260px; width:auto; }
.detail__fig img{ max-height:340px; width:auto; object-fit:contain; }
.detail__info{ background:var(--paper); padding:clamp(24px,3.4vw,40px); }
.detail__info h1{
  font-family:var(--display);
  font-weight:700;
  font-size:clamp(1.8rem,3.4vw,2.6rem);
  letter-spacing:-.035em;
  line-height:1.03;
  margin:10px 0 14px;
}
.detail__info .lede{ color:var(--ink-2); margin:0 0 24px; font-size:1rem; }
.detail__price{
  display:flex;
  align-items:baseline;
  gap:12px;
  padding:20px 22px;
  border-radius:var(--r);
  background:var(--ink-yumusak);
  color:#fff;
  margin-bottom:24px;
}
.detail__price .price small,
.detail__price .askprice small{ color:rgba(255,255,255,.55); }
.detail__price .price{ font-size:clamp(2rem,3vw,2.5rem); }
.detail__cta{ display:flex; flex-wrap:wrap; gap:10px; }

.cols{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:clamp(28px,5vw,64px);
}
.cols h2{
  font-family:var(--display);
  font-weight:700;
  font-size:1.35rem;
  letter-spacing:-.025em;
  margin:14px 0 20px;
}
.spec{ width:100%; border-collapse:collapse; }
.spec tr{ border-bottom:var(--rule); }
.spec tr:first-child{ border-top:var(--rule); }
.spec th{
  text-align:left;
  font-weight:400;
  font-family:var(--body);
  font-size:.9rem;
  color:var(--ink-2);
  padding:12px 12px 12px 0;
  width:52%;
}
.spec td{
  font-family:var(--body);
  font-size:.92rem;
  font-weight:500;
  padding:12px 0;
  text-align:right;
  font-variant-numeric:tabular-nums;
}

.feat{ list-style:none; margin:0; padding:0; display:grid; gap:14px; }
.feat li{
  padding-left:26px;
  position:relative;
  font-size:.94rem;
  color:var(--ink-2);
}
.feat li::before{
  content:"";
  position:absolute;
  left:0; top:.55em;
  width:14px; height:1px;
  background:var(--ember);
}

.cta-band{
  margin-top:clamp(44px,6vw,72px);
  border-radius:var(--r);
  border:1px solid var(--line-2);
  padding:clamp(24px,3.4vw,40px);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:20px;
}
.cta-band h3{
  font-family:var(--display);
  font-weight:700;
  font-size:1.4rem;
  letter-spacing:-.025em;
  margin:0 0 6px;
}
.cta-band p{ margin:0; color:var(--ink-2); font-size:.92rem; }
.cta-band .btn{ margin-left:auto; }

/* ---------- Duyarlılık ---------- */

@media (max-width:960px){
  .foot__grid{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .foot__col--brand{ grid-column:1 / -1; }
  .sec__head{ grid-template-columns:1fr; align-items:start; }
  .contact{ grid-template-columns:1fr; }
  .detail__top{ grid-template-columns:1fr; }
  .cols{ grid-template-columns:1fr; }
  .nav{ display:none; }
  .menu-btn{ display:flex; }
  .btn--wa{ display:none; }
  .brand{ margin-right:auto; }
}

@media (max-width:520px){
  :root{ --topH:76px; --seritH:34px; }
  .ust-serit span{ font-size:.66rem; letter-spacing:.05em; }
  .ust-serit svg{ width:13px; height:13px; }
  :root{ --logoH:52px; --logoH-foot:58px; }
  .brand__logo{ max-width:200px; }
  .brand__t{ font-size:1.06rem; }
  .brand svg{ width:32px; height:32px; }

  .cta-band .btn{ margin-left:0; width:100%; }
  .foot__grid{ grid-template-columns:1fr; }
  .foot__bar{ justify-content:flex-start; }
}

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .plan .draw, .schem .draw{ stroke-dashoffset:0; }
  .plan .fade, .schem .fade{ opacity:1; }
  .schem .flow{ display:none; }
}

@media print{
  .top,.hero::before,.btn{ display:none; }
}