/* ============================================================
   Karabulut Sports Club — acilis sayfasi
   Mobil oncelikli. Marka monokrom (siyah + krom); tek renk vurgu CTA'da.
   ============================================================ */

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

:root {
  --siyah:      #0a0a0a;
  --yuzey:      #141414;
  --yuzey-2:    #1c1c1c;
  --kenarlik:   #2a2a2a;

  --krom-acik:  #e8e8e8;
  --krom:       #a8a8a8;
  --krom-koyu:  #5a5a5a;

  --vurgu:      #e11d2e;
  --vurgu-acik: #f0303f;
  --vurgu-koyu: #c4101f;

  --hata:       #ff5566;

  --baslik-font: 'Bebas Neue', 'Arial Narrow', Impact, sans-serif;
  --govde-font:  'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --kenar-bosluk: 20px;
}

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

body {
  font-family: var(--govde-font);
  /* 16px: iOS'ta input odaklaninca sayfanin yakinlasmasini engeller */
  font-size: 16px;
  line-height: 1.55;
  color: var(--krom-acik);
  background: var(--siyah);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

/* Film greni — harici gorsel yok, sayfayi yavaslatmaz */
.gren {
  position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.sayfa { position: relative; z-index: 2; }

/* Metalik krom metin — logodaki yuzeyle ayni dil */
.krom {
  background: linear-gradient(180deg, #ffffff 0%, #9a9a9a 45%, #ffffff 62%, #7e7e7e 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
/* Gradient desteklenmezse metin gorunmez kalmasin */
@supports not ((-webkit-background-clip: text) or (background-clip: text)) {
  .krom { color: var(--krom-acik); background: none; }
}

.vurgu-metin { color: var(--vurgu); }

/* ============================ HERO ============================ */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px var(--kenar-bosluk) 40px;
}

.hero-isik {
  position: absolute; inset: 0; overflow: hidden; pointer-events: none;
}
.hero-isik::before,
.hero-isik::after {
  content: ''; position: absolute; border-radius: 50%;
}
.hero-isik::before {
  top: -25%; right: -30%; width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(225,29,46,0.10) 0%, transparent 70%);
}
.hero-isik::after {
  bottom: -20%; left: -30%; width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(255,255,255,0.045) 0%, transparent 70%);
}

.kutu {
  position: relative;
  width: 100%;
  max-width: 440px;
  background: var(--yuzey);
  border: 1px solid var(--kenarlik);
  border-radius: 16px;
  padding: 30px 22px 26px;
  animation: girisAnimasyonu 0.5s ease-out both;
}
/* Ustte krom parlama cizgisi */
.kutu::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--krom-acik), transparent);
}

@keyframes girisAnimasyonu {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .kutu { animation: none; }
  html { scroll-behavior: auto; }
}

.logo {
  width: 132px; height: auto; margin: 0 auto 14px;
  filter: drop-shadow(0 4px 14px rgba(0,0,0,0.6));
}

.rozet {
  display: flex; align-items: center; justify-content: center; gap: 7px;
  width: fit-content; margin: 0 auto 16px;
  padding: 6px 14px;
  background: rgba(225,29,46,0.10);
  border: 1px solid rgba(225,29,46,0.28);
  border-radius: 100px;
  font-size: 11px; font-weight: 700; letter-spacing: 1.6px;
  text-transform: uppercase; color: var(--vurgu);
}
.nokta {
  width: 6px; height: 6px; border-radius: 50%; background: var(--vurgu);
  animation: nabiz 2s infinite;
}
@keyframes nabiz { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }

.baslik {
  font-family: var(--baslik-font);
  font-size: clamp(38px, 12vw, 52px);
  line-height: 0.92;
  letter-spacing: 1.5px;
  text-align: center;
  margin-bottom: 12px;
}
.baslik span { display: block; }

.alt-metin {
  font-size: 15px; color: var(--krom); text-align: center; margin-bottom: 22px;
}
.alt-metin strong { color: var(--krom-acik); font-weight: 700; }

/* ============================ FORM ============================ */

.uyari {
  margin-bottom: 16px; padding: 12px 14px;
  background: rgba(225,29,46,0.10);
  border-left: 3px solid var(--vurgu);
  border-radius: 6px;
  font-size: 14px; color: #ffc2c8;
}

/* Bal kabi: ekranda ve okuyucularda gorunmez, botlar doldurur */
.bal-kabi {
  position: absolute !important;
  width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%);
  white-space: nowrap;
}

.alan { margin-bottom: 14px; }

.alan label {
  display: block; margin-bottom: 7px;
  font-size: 11px; font-weight: 700; letter-spacing: 1.4px;
  text-transform: uppercase; color: var(--krom-koyu);
}

.alan input {
  width: 100%;
  padding: 15px 16px;
  font-family: var(--govde-font);
  font-size: 16px;
  color: var(--krom-acik);
  background: var(--yuzey-2);
  border: 1.5px solid var(--kenarlik);
  border-radius: 10px;
  transition: border-color 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
  appearance: none;
}
.alan input::placeholder { color: #4a4a4a; }
.alan input:focus {
  outline: none;
  border-color: var(--krom);
  box-shadow: 0 0 0 3px rgba(232,232,232,0.10);
}
.alan input.hatali {
  border-color: var(--vurgu);
  box-shadow: 0 0 0 3px rgba(225,29,46,0.14);
}

/* Chrome'un otomatik doldurma rengi temayi bozmasin */
.alan input:-webkit-autofill,
.alan input:-webkit-autofill:hover,
.alan input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 40px var(--yuzey-2) inset !important;
  -webkit-text-fill-color: var(--krom-acik) !important;
  caret-color: var(--krom-acik);
  transition: background-color 5000s ease-in-out 0s;
}

.alan-hata {
  display: none;
  margin-top: 6px; font-size: 13px; color: var(--hata);
}
.alan-hata.goster { display: block; animation: sarsinti 0.35s ease; }
@keyframes sarsinti {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

/* --- KVKK onay kutusu --- */
.onay {
  display: flex; align-items: flex-start; gap: 10px;
  margin-top: 16px; cursor: pointer;
}
.onay input { position: absolute; opacity: 0; width: 0; height: 0; }

.kutucuk {
  flex: 0 0 22px; width: 22px; height: 22px; margin-top: 1px;
  border: 2px solid #3d3d3d; border-radius: 5px;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s, border-color 0.2s;
}
.kutucuk::after {
  content: ''; width: 5px; height: 10px;
  border: solid #fff; border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg) translate(-1px, -1px);
  opacity: 0; transition: opacity 0.15s;
}
.onay input:checked + .kutucuk {
  background: var(--vurgu); border-color: var(--vurgu);
}
.onay input:checked + .kutucuk::after { opacity: 1; }
.onay input:focus-visible + .kutucuk {
  box-shadow: 0 0 0 3px rgba(232,232,232,0.20);
}
.kutucuk.hatali { border-color: var(--vurgu); box-shadow: 0 0 0 3px rgba(225,29,46,0.14); }

.onay-metin { font-size: 12.5px; line-height: 1.5; color: var(--krom-koyu); }
.onay-metin a { color: var(--krom); text-decoration: underline; }

/* --- CTA --- */
.cta {
  position: relative;
  width: 100%;
  /* 56px: rahat dokunma hedefi */
  min-height: 56px;
  margin-top: 18px;
  padding: 16px;
  font-family: var(--baslik-font);
  font-size: 24px; letter-spacing: 2px;
  color: #fff;
  background: var(--vurgu);
  border: none; border-radius: 10px;
  cursor: pointer;
  overflow: hidden;
  transition: background 0.2s, transform 0.12s, box-shadow 0.2s;
}
.cta:hover { background: var(--vurgu-acik); box-shadow: 0 8px 26px rgba(225,29,46,0.30); }
.cta:active { background: var(--vurgu-koyu); transform: translateY(1px); }
.cta:focus-visible { outline: 3px solid var(--krom-acik); outline-offset: 2px; }
.cta:disabled { opacity: 0.75; cursor: not-allowed; }

.cta-yukleniyor {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.2s;
}
.cta.yukleniyor .cta-metin { opacity: 0; }
.cta.yukleniyor .cta-yukleniyor { opacity: 1; }

.donen {
  width: 22px; height: 22px;
  border: 3px solid rgba(255,255,255,0.30);
  border-top-color: #fff;
  border-radius: 50%;
  animation: don 0.8s linear infinite;
}
@keyframes don { to { transform: rotate(360deg); } }

.guven {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  margin-top: 14px; font-size: 12px; color: var(--krom-koyu);
}
.guven svg { width: 14px; height: 14px; fill: var(--krom-koyu); flex-shrink: 0; }

/* ======================= ISTATISTIK SERIDI ======================= */

.serit {
  border-top: 1px solid var(--kenarlik);
  border-bottom: 1px solid var(--kenarlik);
  background: var(--yuzey);
}
.serit-ic {
  max-width: 640px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr);
}
.stat {
  padding: 20px 8px; text-align: center;
  border-right: 1px solid var(--kenarlik);
}
.stat:last-child { border-right: none; }
.stat strong {
  display: block;
  font-family: var(--baslik-font);
  font-size: 27px; letter-spacing: 1px; color: var(--krom-acik);
}
.stat span {
  font-size: 11px; letter-spacing: 1.4px; text-transform: uppercase; color: var(--krom-koyu);
}

/* ============================ BOLUMLER ============================ */

.bolum { padding: 48px var(--kenar-bosluk); max-width: 700px; margin: 0 auto; }

.bolum-baslik {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--baslik-font);
  font-size: 30px; letter-spacing: 1.5px;
  color: var(--krom-acik);
  margin-bottom: 22px;
}

/* Logodaki zirve sembolu — bolum isareti olarak tekrar eder */
.zirve {
  flex: 0 0 26px; width: 26px; height: 16px;
  background: var(--vurgu);
  clip-path: polygon(50% 0%, 100% 100%, 74% 100%, 50% 42%, 26% 100%, 0% 100%);
}

.ozellikler { list-style: none; display: grid; gap: 14px; }
.ozellikler li {
  padding: 18px;
  background: var(--yuzey);
  border: 1px solid var(--kenarlik);
  border-left: 3px solid var(--vurgu);
  border-radius: 10px;
}
.ozellikler h3 {
  font-family: var(--baslik-font);
  font-size: 21px; letter-spacing: 1px; color: var(--krom-acik);
  margin-bottom: 5px;
}
.ozellikler p { font-size: 14.5px; color: var(--krom); }

.iletisim { text-align: center; }
.adres { font-size: 15px; color: var(--krom); margin-bottom: 18px; }

.ikincil-buton {
  display: inline-block;
  margin: 6px 5px;
  padding: 13px 24px;
  min-height: 48px;
  font-family: var(--baslik-font);
  font-size: 19px; letter-spacing: 1.4px;
  color: var(--krom-acik);
  text-decoration: none;
  background: var(--yuzey);
  border: 1px solid var(--kenarlik);
  border-radius: 9px;
  transition: border-color 0.2s, color 0.2s;
}
.ikincil-buton:hover { border-color: var(--krom); }

/* ============================ ALT ============================ */

.alt {
  padding: 34px var(--kenar-bosluk) calc(96px + env(safe-area-inset-bottom));
  text-align: center;
  border-top: 1px solid var(--kenarlik);
  color: var(--krom-koyu);
  font-size: 13px;
}
.alt img { margin: 0 auto 12px; opacity: 0.75; width: 48px; }
.alt .ince { margin-top: 7px; font-size: 12px; }
.alt a { color: var(--krom-koyu); text-decoration: underline; }

/* ====================== YAPISKAN CTA (mobil) ====================== */

.yapiskan {
  position: fixed;
  left: var(--kenar-bosluk); right: var(--kenar-bosluk);
  bottom: calc(14px + env(safe-area-inset-bottom));
  z-index: 40;
  display: flex; align-items: center; justify-content: center;
  min-height: 54px;
  font-family: var(--baslik-font);
  font-size: 22px; letter-spacing: 2px;
  color: #fff; text-decoration: none;
  background: var(--vurgu);
  border-radius: 10px;
  box-shadow: 0 8px 26px rgba(0,0,0,0.55);
  /* Varsayilan gizli; JS form ekrandan cikinca gosterir */
  opacity: 0; visibility: hidden; transform: translateY(90px);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
}
.yapiskan.gorunur { opacity: 1; visibility: visible; transform: none; }
.yapiskan:active { background: var(--vurgu-koyu); }

/* ============================ GENIS EKRAN ============================ */

@media (min-width: 700px) {
  :root { --kenar-bosluk: 32px; }

  .kutu { max-width: 460px; padding: 38px 34px 32px; }
  .logo { width: 150px; }
  .bolum { padding: 64px var(--kenar-bosluk); }
  .bolum-baslik { font-size: 36px; }
  .ozellikler { grid-template-columns: 1fr 1fr; }
  .stat strong { font-size: 32px; }

  /* Genis ekranda yapiskan CTA gereksiz — form zaten gorunur */
  .yapiskan { display: none; }
  .alt { padding-bottom: 40px; }
}