/* ============================================================
   DEKORTEKS — TEMEL
   Tasarım değişkenleri, sıfırlama, tipografi, butonlar, formlar
   ============================================================ */

/* ---------- 1. Değişkenler ----------
   Kurumsal renkler: petrol mavisi #1b5b85 + fıstık yeşili #add23f (logodan).
   Varsayılan tema AÇIK; koyu tema [data-tema="koyu"] ile devreye girer.
   ------------------------------------ */
:root {
  /* Zeminler */
  --zemin:        #ffffff;
  --zemin-2:      #f2f6f9;
  --zemin-3:      #ffffff;
  --zemin-cam:    rgba(255, 255, 255, .86);
  --gorsel-zemin: #f2f5f8;

  /* Çizgi & metin */
  --cizgi:        rgba(15, 43, 61, .12);
  --cizgi-gucyu:  rgba(15, 43, 61, .24);
  --metin:        #0f2b3d;
  --metin-2:      #4a6373;
  --metin-3:      #5a7284;

  /* Marka — petrol mavisi */
  --vurgu:        #1b5b85;
  --vurgu-rgb:    27, 91, 133;
  --vurgu-parlak: #2a7cb1;
  --vurgu-koyu:   #124156;
  --vurgu-yumusak: rgba(var(--vurgu-rgb), .10);
  --vurgu-metin:  #ffffff;

  /* Marka — fıstık yeşili */
  --yesil:        #7fa41c;
  --yesil-rgb:    173, 210, 63;
  --yesil-parlak: #add23f;
  --yesil-metin:  #16250a;

  /* Durum */
  --basari:       #3f8f28;
  --hata:         #cf2b21;
  --bilgi:        #1b5b85;

  /* Tipografi */
  --f-baslik: "Barlow Condensed", "Oswald", "Arial Narrow", sans-serif;
  --f-govde:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Ölçek */
  --kap: 1320px;
  --r-s: 8px;
  --r-m: 14px;
  --r-l: 22px;
  --r-tam: 999px;

  /* Gölge */
  --golge-s: 0 1px 2px rgba(15, 43, 61, .10);
  --golge-m: 0 10px 30px -14px rgba(15, 43, 61, .26);
  --golge-l: 0 26px 60px -28px rgba(15, 43, 61, .32);
  --golge-vurgu: 0 14px 30px -14px rgba(var(--vurgu-rgb), .48);

  /* Hareket */
  --gecis: 220ms cubic-bezier(.4, 0, .2, 1);
  --gecis-yavas: 520ms cubic-bezier(.16, 1, .3, 1);

  --ust-yukseklik: 108px;
  color-scheme: light;
}

/* ---------- Koyu tema ---------- */
[data-tema="koyu"] {
  --zemin:        #0a1620;
  --zemin-2:      #0f202d;
  --zemin-3:      #142a3a;
  --zemin-cam:    rgba(10, 22, 32, .80);
  --gorsel-zemin: #eef2f5;

  --cizgi:        rgba(255, 255, 255, .10);
  --cizgi-gucyu:  rgba(255, 255, 255, .18);
  --metin:        #e6eef4;
  --metin-2:      #9fb4c2;
  --metin-3:      #6d8494;

  --vurgu:        #56a9db;
  --vurgu-rgb:    86, 169, 219;
  --vurgu-parlak: #7cc2ec;
  --vurgu-koyu:   #1b5b85;
  --vurgu-yumusak: rgba(var(--vurgu-rgb), .14);
  --vurgu-metin:  #06131c;

  --yesil:        #add23f;
  --yesil-rgb:    173, 210, 63;
  --yesil-parlak: #c3e35f;
  --yesil-metin:  #16250a;

  --basari:       #8ec63f;
  --hata:         #ff5c52;
  --bilgi:        #56a9db;

  --golge-s: 0 1px 2px rgba(0, 0, 0, .35);
  --golge-m: 0 10px 30px -12px rgba(0, 0, 0, .6);
  --golge-l: 0 30px 70px -25px rgba(0, 0, 0, .72);
  --golge-vurgu: 0 14px 34px -14px rgba(var(--vurgu-rgb), .5);
  color-scheme: dark;
}

/* ---------- 2. Sıfırlama ---------- */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--zemin);
  color: var(--metin);
  font-family: var(--f-govde);
  font-size: 16px;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background var(--gecis), color var(--gecis);
}

body.kilitli { overflow: hidden; }

/* ---------- 2b. Açılış perdesi ----------
   Katalog verisi (veri.js) gelip kartlar çizilene kadar sayfa gösterilmez.
   JS hiç çalışmazsa perde en geç 4 sn'de kendini kaldırır. */
.yukleme {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--zemin);
  transition: opacity .35s ease, visibility .35s ease;
}
html:not(.dk-yukleniyor) .yukleme { opacity: 0; visibility: hidden; }
html.dk-yukleniyor body { overflow: hidden; }
html.dk-yukleniyor body > *:not(.yukleme) { visibility: hidden; }

.yukleme-ic { display: grid; justify-items: center; gap: 1.4rem; padding: 1.5rem; }
.yukleme-ic img { width: 190px; max-width: 60vw; opacity: .95; }
.yukleme-cizgi {
  width: 190px;
  max-width: 60vw;
  height: 3px;
  border-radius: 99px;
  background: var(--cizgi);
  overflow: hidden;
}
.yukleme-cizgi span {
  display: block;
  width: 40%;
  height: 100%;
  border-radius: 99px;
  background: var(--vurgu);
  animation: yukleme-kay 1.1s ease-in-out infinite;
}
.yukleme-yazi { font-size: 13.5px; color: var(--metin-3); letter-spacing: .04em; }

@keyframes yukleme-kay {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(250%); }
}

@media (prefers-reduced-motion: reduce) {
  .yukleme-cizgi span { animation: none; width: 100%; }
}

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

a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
table { border-collapse: collapse; width: 100%; }

:focus-visible {
  outline: 2px solid var(--vurgu-parlak);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--vurgu); color: var(--vurgu-metin); }

/* Kaydırma çubuğu */
* { scrollbar-width: thin; scrollbar-color: var(--cizgi-gucyu) transparent; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--cizgi-gucyu); border-radius: 99px; border: 3px solid var(--zemin); }
::-webkit-scrollbar-thumb:hover { background: var(--metin-3); }

/* ---------- 3. Tipografi ---------- */
h1, h2, h3, h4, h5 {
  font-family: var(--f-baslik);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -.01em;
  text-transform: uppercase;
  margin: 0;
}

h1 { font-size: clamp(2.6rem, 6.2vw, 5.4rem); letter-spacing: -.02em; }
h2 { font-size: clamp(2rem, 4.2vw, 3.4rem); }
h3 { font-size: clamp(1.35rem, 2.2vw, 1.85rem); }
h4 { font-size: 1.2rem; }

p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

.ustyazi {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--f-govde);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--vurgu);
}
.ustyazi::before {
  content: "";
  width: 26px;
  height: 3px;
  background: var(--yesil-parlak);
  border-radius: 2px;
}

.aciklama { color: var(--metin-2); font-size: 1.02rem; max-width: 62ch; }
.kucuk { font-size: .85rem; color: var(--metin-2); }
.vurgu-metin { color: var(--vurgu); }
.tek-satir { white-space: nowrap; }

.gizli-erisim {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.atlama-baglantisi {
  position: fixed;
  top: -100px; left: 16px;
  z-index: 999;
  background: var(--vurgu);
  color: var(--vurgu-metin);
  padding: .7rem 1.2rem;
  border-radius: var(--r-s);
  font-weight: 600;
  transition: top var(--gecis);
}
.atlama-baglantisi:focus { top: 16px; }

/* ---------- 4. Yerleşim ---------- */
.kap {
  width: min(100% - 2.6rem, var(--kap));
  margin-inline: auto;
}
.kap-dar { width: min(100% - 2.6rem, 880px); margin-inline: auto; }

.bolum { padding: clamp(3.6rem, 8vw, 7rem) 0; position: relative; }
.bolum-2 { background: var(--zemin-2); }

.bolum-ust {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: clamp(1.8rem, 4vw, 3rem);
}
.bolum-ust h2 { margin: .55rem 0 .7rem; }

.izgara { display: grid; gap: 1.4rem; }

/* ---------- 5. İkon ---------- */
.ikon {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.ikon-s { width: 16px; height: 16px; }
.ikon-l { width: 26px; height: 26px; }
.ikon-dolu { fill: currentColor; stroke: none; }

/* ---------- 6. Butonlar ---------- */
.btn {
  --btn-zemin: var(--vurgu);
  --btn-metin: var(--vurgu-metin);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  padding: .95rem 1.6rem;
  background: var(--btn-zemin);
  color: var(--btn-metin);
  border-radius: var(--r-s);
  font-family: var(--f-govde);
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--gecis), box-shadow var(--gecis), background var(--gecis), color var(--gecis), border-color var(--gecis);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--golge-vurgu); }
.btn:active { transform: translateY(0); }
.btn .ikon { width: 18px; height: 18px; }

.btn-hat {
  --btn-zemin: transparent;
  --btn-metin: var(--metin);
  border-color: var(--cizgi-gucyu);
}
.btn-hat:hover {
  border-color: var(--vurgu);
  color: var(--vurgu);
  box-shadow: none;
  background: var(--vurgu-yumusak);
}

.btn-sade {
  --btn-zemin: var(--zemin-3);
  --btn-metin: var(--metin);
  border-color: var(--cizgi);
}
.btn-sade:hover { box-shadow: var(--golge-m); border-color: var(--cizgi-gucyu); }

.btn-yazi {
  --btn-zemin: transparent;
  --btn-metin: var(--vurgu);
  padding: .4rem 0;
}
.btn-yazi:hover { box-shadow: none; gap: .9rem; }

.btn-s { padding: .62rem 1rem; font-size: .78rem; }
.btn-l { padding: 1.15rem 2.1rem; font-size: .95rem; }
.btn-tam { width: 100%; }
.btn[disabled] { opacity: .5; pointer-events: none; }

/* ---------- 7. Rozet ---------- */
.rozet {
  display: inline-flex;
  align-items: center;
  gap: .38rem;
  padding: .3rem .62rem;
  border-radius: var(--r-tam);
  background: var(--zemin-3);
  border: 1px solid var(--cizgi);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--metin-2);
  line-height: 1.5;
}
.rozet-vurgu {
  background: var(--yesil-parlak);
  border-color: transparent;
  color: var(--yesil-metin);
}
.rozet-mavi {
  background: var(--vurgu);
  border-color: transparent;
  color: var(--vurgu-metin);
}
.rozet-hat {
  background: var(--vurgu-yumusak);
  border-color: rgba(var(--vurgu-rgb), .35);
  color: var(--vurgu);
}
.rozet-nokta::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ---------- 8. Form ---------- */
.alan { display: flex; flex-direction: column; gap: .45rem; margin-bottom: 1.05rem; }
.alan-satir { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }

.etiket {
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--metin-2);
}
.etiket .zorunlu { color: var(--vurgu); }

.girdi {
  width: 100%;
  padding: .85rem 1rem;
  background: var(--zemin);
  border: 1px solid var(--cizgi);
  border-radius: var(--r-s);
  color: var(--metin);
  font-size: .95rem;
  transition: border-color var(--gecis), box-shadow var(--gecis), background var(--gecis);
}
.girdi::placeholder { color: var(--metin-3); }
.girdi:hover { border-color: var(--cizgi-gucyu); }
.girdi:focus {
  outline: none;
  border-color: var(--vurgu);
  box-shadow: 0 0 0 3px var(--vurgu-yumusak);
}
textarea.girdi { min-height: 128px; resize: vertical; line-height: 1.6; }

select.girdi {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 20px) calc(50% + 1px), calc(100% - 14px) calc(50% + 1px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 2.6rem;
  cursor: pointer;
}

.alan.hatali .girdi { border-color: var(--hata); }
.alan-hata {
  display: none;
  font-size: .78rem;
  color: var(--hata);
  font-weight: 500;
}
.alan.hatali .alan-hata { display: block; }

/* Onay kutusu / radyo */
.secenek {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  cursor: pointer;
  font-size: .9rem;
  color: var(--metin-2);
  padding: .18rem 0;
  user-select: none;
}
.secenek input {
  appearance: none;
  width: 18px; height: 18px;
  margin: 2px 0 0;
  flex: 0 0 auto;
  border: 1.5px solid var(--cizgi-gucyu);
  border-radius: 5px;
  background: var(--zemin);
  cursor: pointer;
  transition: all var(--gecis);
  position: relative;
}
.secenek input[type="radio"] { border-radius: 50%; }
.secenek input:checked {
  background: var(--vurgu);
  border-color: var(--vurgu);
}
.secenek input:checked::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--vurgu-metin);
  clip-path: polygon(21% 52%, 38% 68%, 79% 27%, 86% 35%, 38% 83%, 14% 59%);
}
.secenek input[type="radio"]:checked::after {
  clip-path: none;
  inset: 4px;
  border-radius: 50%;
}
.secenek:hover input { border-color: var(--vurgu); }
.secenek:hover { color: var(--metin); }

/* ---------- 9. Yardımcı ---------- */
.gorunmez { display: none !important; }
.merkez { text-align: center; }
.esit-satir { display: flex; align-items: center; gap: .7rem; flex-wrap: wrap; }
.bosluk-yok { margin: 0 !important; }

.cizgili-ayrac {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cizgi), transparent);
  border: 0;
  margin: 0;
}

/* Kaydırınca beliren öğeler */
.bel {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity var(--gecis-yavas), transform var(--gecis-yavas);
  transition-delay: var(--gecikme, 0ms);
}
.bel.gorundu { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .bel { opacity: 1; transform: none; }
}