/* Ercan Ticaret tanıtım sitesi — panelle aynı bordo tonları */
:root {
  --marka: #d0103a;
  --bordo: #a30d2e;
  --koyu: #7a0820;
  --metin: #1f1a1c;
  --soluk: #6b5f63;
  --zemin: #ffffff;
  --zemin-acik: #fbf3f5;
  --cizgi: #f0dde2;
  --wp: #25d366;
  --golge: 0 10px 30px -12px rgba(122, 8, 32, 0.25);
  --ust-yukseklik: 68px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--ust-yukseklik); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--metin);
  background: var(--zemin);
  line-height: 1.6;
  -webkit-tap-highlight-color: transparent;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { line-height: 1.15; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }

.kap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 640px) { .kap { padding: 0 24px; } }

/* düğmeler */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 22px; border-radius: 999px; font-weight: 700; font-size: 15px;
  transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease;
  white-space: nowrap;
}
.btn svg { width: 20px; height: 20px; }
.btn:hover { transform: translateY(-2px); }
.btn-kucuk { padding: 9px 18px; font-size: 14px; }
.btn-bordo { background: var(--marka); color: #fff; box-shadow: var(--golge); }
.btn-bordo:hover { background: var(--bordo); }
.btn-wp { background: var(--wp); color: #fff; box-shadow: 0 10px 24px -10px rgba(37, 211, 102, .7); }
.btn-beyaz { background: #fff; color: var(--bordo); }

/* üst menü */
.ust {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--ust-yukseklik);
  display: flex; align-items: center;
  transition: background-color .25s ease, box-shadow .25s ease;
}
.ust.kayik { background: rgba(255, 255, 255, .96); box-shadow: 0 2px 20px -8px rgba(0, 0, 0, .2); backdrop-filter: blur(8px); }
.ust-ic { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; color: #fff; transition: color .25s; }
.logo span { display: flex; flex-direction: column; line-height: 1.15; }
.logo strong { font-size: 18px; font-weight: 800; }
.logo small { font-size: 11.5px; opacity: .85; font-weight: 500; }
.ust.kayik .logo { color: var(--metin); }
.ust.kayik .logo small { color: var(--soluk); opacity: 1; }

.menu { display: flex; align-items: center; gap: 28px; }
.menu > a:not(.btn) { color: #fff; font-weight: 600; font-size: 15px; position: relative; transition: color .25s; }
.menu > a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: currentColor;
  transform: scaleX(0); transition: transform .25s;
}
.menu > a:not(.btn):hover::after { transform: scaleX(1); }
.ust.kayik .menu > a:not(.btn) { color: var(--metin); }

.menu-ac { display: none; }

@media (max-width: 767px) {
  .menu-ac {
    display: flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px; padding: 10px; border: 0; border-radius: 12px; background: rgba(255, 255, 255, .15); cursor: pointer;
  }
  .menu-ac span { display: block; height: 2px; border-radius: 2px; background: #fff; transition: transform .25s, opacity .25s; }
  .ust.kayik .menu-ac { background: var(--zemin-acik); }
  .ust.kayik .menu-ac span { background: var(--bordo); }
  .menu-ac[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-ac[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-ac[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .menu {
    position: fixed; top: var(--ust-yukseklik); left: 12px; right: 12px;
    flex-direction: column; align-items: stretch; gap: 4px; padding: 12px;
    background: #fff; border-radius: 18px; box-shadow: 0 20px 40px -12px rgba(0, 0, 0, .3);
    opacity: 0; transform: translateY(-8px); pointer-events: none; transition: opacity .2s, transform .2s;
  }
  .menu.acik { opacity: 1; transform: none; pointer-events: auto; }
  .menu > a:not(.btn) { color: var(--metin); padding: 12px 14px; border-radius: 12px; }
  .menu > a:not(.btn):hover { background: var(--zemin-acik); }
  .menu > a:not(.btn)::after { display: none; }
  .menu .btn { margin-top: 6px; padding: 13px; }
}

/* anasayfa (kahraman) */
.kahraman {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(1000px 500px at 85% 10%, rgba(255, 255, 255, .12), transparent 60%),
    linear-gradient(135deg, var(--marka) 0%, var(--bordo) 45%, var(--koyu) 100%);
  padding: calc(var(--ust-yukseklik) + 40px) 0 0;
}
.kahraman::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 70px;
  background: var(--zemin); clip-path: ellipse(75% 100% at 50% 100%);
}
/* minmax(0, …): tek satırlık Instagram hapı sütunu ekrandan geniş açmasın */
.kahraman-ic { display: grid; grid-template-columns: minmax(0, 1fr); gap: 32px; align-items: center; }
@media (min-width: 900px) { .kahraman-ic { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; } }
.rozet {
  display: inline-block; padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
  background: rgba(255, 255, 255, .15); border: 1px solid rgba(255, 255, 255, .25); margin-bottom: 18px;
}
.kahraman h1 { font-size: clamp(34px, 6vw, 58px); font-weight: 800; }
.kahraman h1 span { display: block; color: #ffd5de; }
.kahraman-metin p { margin-top: 18px; font-size: 17px; opacity: .92; max-width: 540px; }
.kahraman-btn { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
@media (max-width: 420px) { .kahraman-btn .btn { flex: 1 1 100%; } }

/* anasayfa ürün kompozisyonu: açık "showroom" panosu, ürünler zemine oturur (yükseklikler panonun yüzdesi) */
.vitrin-sahne {
  position: relative; width: 100%; max-width: 540px; justify-self: center; aspect-ratio: 6 / 5;
  border-radius: 28px; overflow: hidden;
  background:
    radial-gradient(70% 55% at 50% 100%, rgba(208, 16, 58, .10), transparent 70%),
    linear-gradient(180deg, #ffffff 0%, #fbf3f5 72%, #f3e1e6 72.2%, #f6e8ec 100%);
  box-shadow: 0 30px 60px -25px rgba(0, 0, 0, .45), inset 0 0 0 1px rgba(255, 255, 255, .6);
}
/* boyutlar ".vitrin-sahne .s-…" ile: genel img kuralından ve HTML width/height özniteliklerinden baskın olsun */
.vitrin-sahne img { position: absolute; display: block; width: auto; height: auto; max-width: none; filter: drop-shadow(0 10px 12px rgba(60, 10, 20, .22)); }
.vitrin-sahne .s-klima { top: 8%; right: 6%; width: 50%; }
.vitrin-sahne .s-buzdolabi { left: 7%; bottom: 14%; height: 74%; }
.vitrin-sahne .s-camasir { left: 29%; bottom: 14%; height: 46%; }
.vitrin-sahne .s-cay { left: 59%; bottom: 14%; height: 28%; }
.vitrin-sahne .s-airfryer { right: 6%; bottom: 14%; height: 27%; }
.vitrin-sahne .s-supurge { left: 46%; bottom: 3%; height: 23%; z-index: 1; }
/* klimanın altındaki boşlukta, damga gibi eğik "Altus Bayisi" mührü (SVG, panoyla orantılı) */
.sahne-muhur {
  position: absolute; top: 27%; right: 9%; z-index: 2; width: 26%; height: auto; transform: rotate(-10deg);
  filter: drop-shadow(0 8px 14px rgba(122, 8, 32, .45));
}

.markalar {
  position: relative; z-index: 1; margin: 36px auto 0; padding: 20px 24px; max-width: 860px;
  background: #fff; color: var(--metin); border-radius: 20px; box-shadow: 0 20px 50px -20px rgba(122, 8, 32, .45);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.markalar p { font-size: 13px; font-weight: 600; color: var(--soluk); text-transform: uppercase; letter-spacing: .08em; }
.markalar ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px 28px; align-items: center; }
@media (min-width: 640px) { .markalar ul { grid-template-columns: repeat(4, auto); gap: 18px 48px; } }
.markalar li { display: flex; justify-content: center; align-items: center; }
/* marka logoları (resmî sitelerden); yükseklikler logoların görsel ağırlığı eşit dursun diye ayrı */
.markalar img { display: block; width: auto; max-width: 100%; }
.markalar .logo-altus { height: 30px; }
.markalar .logo-regal { height: 26px; }
.markalar .logo-musullu { height: 28px; }
.markalar .logo-vestfrost { height: 17px; }
@media (max-width: 400px) {
  .markalar .logo-altus { height: 26px; }
  .markalar .logo-regal { height: 22px; }
  .markalar .logo-musullu { height: 24px; }
  .markalar .logo-vestfrost { height: 15px; }
}

/* bölümler */
.bolum { padding: 80px 0; }
.bolum-acik { background: var(--zemin-acik); }
#urunler { padding-top: 64px; }
.baslik { text-align: center; max-width: 640px; margin: 0 auto 44px; }
.ust-baslik { display: inline-block; font-size: 13px; font-weight: 700; color: var(--marka); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 10px; }
.baslik h2, .hakkimizda h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; }
.baslik p { margin-top: 14px; color: var(--soluk); }

/* ürün grupları */
.urunler { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
@media (min-width: 768px) { .urunler { grid-template-columns: repeat(4, 1fr); gap: 20px; } }
.urun {
  padding: 22px 18px; border-radius: 20px; background: #fff; border: 1px solid var(--cizgi);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.urun:hover { transform: translateY(-4px); box-shadow: var(--golge); border-color: transparent; }
/* tek ürün görseli; vitrin kartlarıyla aynı açık zemin */
.urun-gorsel {
  display: flex; align-items: flex-end; justify-content: center; aspect-ratio: 4 / 3; margin-bottom: 14px; padding: 12% 14% 10%;
  border-radius: 14px; background: linear-gradient(180deg, #ffffff 0%, #fbf3f5 74%, #f3e1e6 74.4%, #f6e8ec 100%);
}
.urun-gorsel img {
  display: block; width: auto; height: auto; max-width: 100%; max-height: 100%; object-fit: contain;
  filter: drop-shadow(0 8px 10px rgba(60, 10, 20, .18)); transition: transform .3s;
}
.urun:hover .urun-gorsel img { transform: translateY(-3px); }
/* klima duvar cihazı: zemine oturmasın, ortada dursun */
.urun-gorsel img[src$="k-klima.webp"] { align-self: center; }
.urun h3 { font-size: 16px; font-weight: 700; }
.urun p { font-size: 13.5px; color: var(--soluk); margin-top: 4px; line-height: 1.45; }

/* hakkımızda */
.hakkimizda { display: grid; grid-template-columns: 1fr; gap: 40px; align-items: center; }
@media (min-width: 900px) { .hakkimizda { grid-template-columns: 1.15fr 1fr; gap: 64px; } }
.hakkimizda p { color: var(--soluk); margin-top: 16px; }
.hakkimizda h2 { margin-top: 0; }
.artilar { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 14px; }
.artilar li { display: flex; gap: 14px; align-items: flex-start; }
.artilar svg { flex: none; width: 44px; height: 44px; padding: 10px; border-radius: 12px; background: #fff; color: var(--marka); box-shadow: 0 6px 16px -10px rgba(122, 8, 32, .5); }
.artilar strong { display: block; font-size: 15.5px; }
.artilar span { font-size: 14px; color: var(--soluk); }

.rakamlar { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.rakam {
  padding: 26px 18px; border-radius: 22px; text-align: center; color: #fff;
  background: linear-gradient(145deg, var(--marka), var(--koyu)); box-shadow: var(--golge);
}
.rakam:nth-child(2), .rakam:nth-child(3) { background: #fff; color: var(--metin); box-shadow: 0 10px 30px -18px rgba(122, 8, 32, .5); }
.rakam strong { display: block; font-size: clamp(30px, 4.5vw, 40px); font-weight: 800; font-variant-numeric: tabular-nums; }
.rakam:nth-child(2) strong, .rakam:nth-child(3) strong { color: var(--marka); }
.rakam span { font-size: 14px; opacity: .9; }

/* iletişim */
.iletisim { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 900px) { .iletisim { grid-template-columns: 1fr 1.2fr; } }
.kartlar { display: grid; gap: 12px; align-content: start; }
.kart {
  display: flex; align-items: center; gap: 14px; padding: 16px 18px; border-radius: 18px;
  background: #fff; border: 1px solid var(--cizgi); transition: transform .2s, box-shadow .2s, border-color .2s;
}
.kart:hover { transform: translateY(-2px); box-shadow: var(--golge); border-color: transparent; }
.kart small { display: block; font-size: 12.5px; color: var(--soluk); font-weight: 600; }
.kart strong { display: block; font-size: 15.5px; line-height: 1.4; }
.kart-ikon { flex: none; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; background: var(--zemin-acik); color: var(--marka); }
.kart-ikon svg { width: 24px; height: 24px; }
.kart-wp { background: #e8f9ef; color: #128c4a; }
.kart-insta { background: linear-gradient(135deg, #feda75, #d62976 55%, #4f5bd5); color: #fff; }
.harita { border-radius: 22px; overflow: hidden; border: 1px solid var(--cizgi); min-height: 320px; box-shadow: var(--golge); }
.harita iframe { display: block; width: 100%; height: 100%; min-height: 320px; border: 0; }

/* alt bilgi */
.alt { background: var(--koyu); color: rgba(255, 255, 255, .8); font-size: 14px; padding: 22px 0 96px; }
@media (min-width: 640px) { .alt { padding-bottom: 22px; } }
.alt-ic { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; }
.alt a { color: rgba(255, 255, 255, .65); }
.alt a:hover { color: #fff; }

/* sabit hızlı iletişim */
.hizli { position: fixed; right: 16px; bottom: 16px; z-index: 60; display: flex; flex-direction: column; gap: 12px; }
.hizli-btn {
  position: relative; display: grid; place-items: center; width: 58px; height: 58px; border-radius: 50%; color: #fff;
  box-shadow: 0 10px 24px -8px rgba(0, 0, 0, .4); transition: transform .2s;
}
.hizli-btn:hover { transform: scale(1.08); }
.hizli-btn svg { width: 28px; height: 28px; }
.hizli-wp { background: var(--wp); }
.hizli-tel { background: var(--marka); }
.hizli-btn::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%; background: inherit; z-index: -1;
  animation: nabiz 2.4s ease-out infinite;
}
.hizli-tel::before { animation-delay: 1.2s; }
@keyframes nabiz { 0% { transform: scale(1); opacity: .55; } 100% { transform: scale(1.7); opacity: 0; } }

/* küçük ev aletleri vitrini */
.vitrin-bolum { background: var(--zemin-acik); }
.vitrin { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
@media (min-width: 900px) { .vitrin { grid-template-columns: repeat(4, 1fr); gap: 20px; } }
.vitrin-kart {
  padding: 18px 16px 20px; border-radius: 22px; background: #fff; text-align: center;
  box-shadow: 0 10px 30px -20px rgba(122, 8, 32, .45); transition: transform .25s, box-shadow .25s;
}
.vitrin-kart:hover { transform: translateY(-4px); box-shadow: var(--golge); }
/* kart görsel alanı: iki ürün yan yana, ortak zemine oturur (anasayfa panosuyla aynı açık zemin) */
.vitrin-gorsel {
  display: flex; align-items: flex-end; justify-content: center; gap: 6%;
  aspect-ratio: 4 / 3; margin-bottom: 14px; padding: 10% 8% 9%; border-radius: 16px;
  background: linear-gradient(180deg, #ffffff 0%, #fbf3f5 74%, #f3e1e6 74.4%, #f6e8ec 100%);
}
.vitrin-gorsel img {
  display: block; width: auto; height: auto; max-width: 48%; max-height: 100%; min-width: 0; object-fit: contain;
  filter: drop-shadow(0 8px 10px rgba(60, 10, 20, .18)); transition: transform .3s;
}
.vitrin-kart:hover .vitrin-gorsel img { transform: translateY(-3px); }
.vitrin-kart h3 { font-size: 16px; font-weight: 700; }
.vitrin-kart p { font-size: 13.5px; color: var(--soluk); margin-top: 4px; line-height: 1.45; }

/* adımlar */
.adimlar { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr; gap: 14px; counter-reset: adim; }
@media (min-width: 640px) { .adimlar { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .adimlar { grid-template-columns: repeat(4, 1fr); gap: 20px; } }
.adim { position: relative; padding: 26px 20px 22px; border-radius: 22px; border: 1px solid var(--cizgi); background: #fff; }
.adim-no {
  position: absolute; top: 18px; right: 18px; font-size: 44px; font-weight: 800; line-height: 1;
  color: var(--zemin-acik); -webkit-text-stroke: 1.5px var(--cizgi);
}
.adim svg { width: 48px; height: 48px; padding: 12px; border-radius: 14px; color: #fff; background: linear-gradient(145deg, var(--marka), var(--koyu)); margin-bottom: 14px; }
.adim h3 { font-size: 16.5px; font-weight: 700; }
.adim p { font-size: 14px; color: var(--soluk); margin-top: 6px; line-height: 1.5; }

/* taksit şeridi */
.serit { background: linear-gradient(120deg, var(--marka), var(--koyu)); color: #fff; padding: 36px 0; }
.serit-ic { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 24px; }
.serit-ikon { flex: none; width: 64px; height: 64px; border-radius: 18px; background: rgba(255, 255, 255, .14); display: grid; place-items: center; }
.serit-ikon svg { width: 52px; height: 52px; }
.kart-salla { transform-box: fill-box; transform-origin: center; animation: salla 3s ease-in-out infinite; }
@keyframes salla { 0%, 70%, 100% { transform: rotate(0); } 78% { transform: rotate(-8deg); } 86% { transform: rotate(6deg); } }
.serit-metin { flex: 1 1 280px; }
.serit-metin h2 { font-size: clamp(22px, 3vw, 28px); font-weight: 800; }
.serit-metin p { opacity: .9; margin-top: 6px; }
@media (max-width: 520px) { .serit .btn { flex: 1 1 100%; } }

/* sıkça sorulanlar */
.sss-kap { max-width: 820px; }
.sss { display: grid; gap: 12px; }
.sss details { border: 1px solid var(--cizgi); border-radius: 18px; background: #fff; overflow: hidden; }
.sss summary {
  list-style: none; cursor: pointer; padding: 18px 56px 18px 20px; font-weight: 700; position: relative;
}
.sss summary::-webkit-details-marker { display: none; }
.sss summary::after {
  content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
  width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  background: var(--zemin-acik); color: var(--marka); font-size: 20px; font-weight: 600; transition: transform .25s;
}
.sss details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.sss details p { padding: 0 20px 18px; color: var(--soluk); }

/* instagram kutusu */
.insta {
  margin-top: 20px; display: flex; flex-wrap: wrap; align-items: center; gap: 14px 18px; padding: 20px 22px; border-radius: 22px; color: #fff;
  background: linear-gradient(120deg, #f58529, #dd2a7b 45%, #8134af 75%, #515bd4); box-shadow: 0 16px 36px -18px rgba(129, 52, 175, .7);
  transition: transform .2s;
}
.insta:hover { transform: translateY(-2px); }
.insta-ikon { flex: none; width: 52px; height: 52px; border-radius: 16px; background: rgba(255, 255, 255, .2); display: grid; place-items: center; }
.insta-ikon svg { width: 28px; height: 28px; }
.insta-metin { flex: 1 1 240px; }
.insta-metin strong { display: block; font-size: 17px; }
.insta-metin span { font-size: 14px; opacity: .92; }
.insta-btn { padding: 10px 18px; border-radius: 999px; background: #fff; color: #8134af; font-weight: 700; font-size: 14px; }

/* anasayfadaki tek satırlık Instagram hapı (Samandağ / Hatay rozetinin üstünde) */
.insta-mini {
  display: flex; width: fit-content; max-width: 100%; align-items: center; gap: 8px; margin-bottom: 12px;
  padding: 5px 12px 5px 5px; border-radius: 999px; color: #fff; font-size: 12.5px; font-weight: 600;
  background: linear-gradient(120deg, #f58529, #dd2a7b 45%, #8134af 75%, #515bd4);
  box-shadow: 0 8px 20px -10px rgba(129, 52, 175, .8); transition: transform .2s;
}
.insta-mini:hover { transform: translateY(-1px); }
.insta-mini-ikon { flex: none; width: 24px; height: 24px; border-radius: 50%; background: rgba(255, 255, 255, .22); display: grid; place-items: center; }
.insta-mini-ikon svg { width: 14px; height: 14px; }
.insta-mini-metin { min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.insta-mini-metin b { font-weight: 700; }
.insta-mini-ok { flex: none; font-weight: 800; transition: transform .2s; }
.insta-mini:hover .insta-mini-ok { transform: translateX(2px); }
/* dar telefonda kullanıcı adı düşer, cümle tek satırda kalır */
@media (max-width: 480px) { .insta-mini-metin b { display: none; } }
@media (max-width: 360px) { .insta-mini { font-size: 11px; gap: 6px; padding-right: 10px; } }

/* kaydırınca beliren öğeler */
.js .gorun { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .gorun.goster { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .gorun { opacity: 1; transform: none; }
}

:focus-visible { outline: 3px solid #ffb3c3; outline-offset: 3px; border-radius: 8px; }