/* Yazla — tanıtım sitesi
   Renkler: açık tema :root'ta; koyu tema sistem ayarıyla ya da html[data-tema="koyu"] ile. */

:root {
  --zemin: #ffffff;
  --zemin-2: #f5f5f7;
  --zemin-3: #ffffff;         /* kart içi yüzey (pencere, çip) */
  --yazi: #1d1d1f;
  --yazi-2: #6e6e73;
  --yazi-3: #b4b4b9;          /* notlar ve altbilgi: küçük ve silik */
  --cizgi: rgba(0, 0, 0, 0.08);
  --vurgu: #007aff;
  --vurgu-2: #5e5ce6;
  --yesil: #34c759;

  --cam: rgba(255, 255, 255, 0.52);
  --cam-kenar: rgba(255, 255, 255, 0.75);
  --cam-lens: rgba(255, 255, 255, 0.92);
  --cam-golge: 0 10px 30px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.06);
  --golge-yuzey: 0 1px 2px rgba(0, 0, 0, 0.05), 0 12px 32px rgba(0, 0, 0, 0.08);

  --aura-1: rgba(0, 122, 255, 0.16);
  --aura-2: rgba(94, 92, 230, 0.13);

  /* Mac masaüstü duvar kâğıdı */
  --duvar: radial-gradient(90% 70% at 15% 10%, #bcd6ff 0%, transparent 60%),
           radial-gradient(80% 70% at 90% 20%, #e3d4ff 0%, transparent 60%),
           radial-gradient(90% 80% at 60% 100%, #ffd9c9 0%, transparent 65%),
           #e9eefb;

  --yazi-tipi: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", "Segoe UI", Roboto, sans-serif;
  --genislik: 1280px;
  --kenar: clamp(20px, 5vw, 40px);
  --yumusak: cubic-bezier(0.22, 1, 0.36, 1);
  --yay: cubic-bezier(0.34, 1.4, 0.64, 1);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-tema="acik"]) {
    --zemin: #000000;
    --zemin-2: #111113;
    --zemin-3: #1c1c1e;
    --yazi: #f5f5f7;
    --yazi-2: #a1a1a6;
    --yazi-3: #56565b;
    --cizgi: rgba(255, 255, 255, 0.1);
    --vurgu: #2997ff;
    --vurgu-2: #7d7aff;
    --yesil: #30d158;
    --cam: rgba(44, 44, 48, 0.5);
    --cam-kenar: rgba(255, 255, 255, 0.14);
    --cam-lens: rgba(255, 255, 255, 0.16);
    --cam-golge: 0 10px 30px rgba(0, 0, 0, 0.5), 0 1px 3px rgba(0, 0, 0, 0.4);
    --golge-yuzey: 0 1px 2px rgba(0, 0, 0, 0.4), 0 16px 40px rgba(0, 0, 0, 0.5);
    --aura-1: rgba(41, 151, 255, 0.2);
    --aura-2: rgba(125, 122, 255, 0.16);
    --duvar: radial-gradient(90% 70% at 15% 10%, #1b3a7a 0%, transparent 60%),
             radial-gradient(80% 70% at 90% 20%, #3b2270 0%, transparent 60%),
             radial-gradient(90% 80% at 60% 100%, #5a2438 0%, transparent 65%),
             #0b0f1e;
    color-scheme: dark;
  }
}
:root[data-tema="koyu"] {
  --zemin: #000000;
  --zemin-2: #111113;
  --zemin-3: #1c1c1e;
  --yazi: #f5f5f7;
  --yazi-2: #a1a1a6;
  --yazi-3: #56565b;
  --cizgi: rgba(255, 255, 255, 0.1);
  --vurgu: #2997ff;
  --vurgu-2: #7d7aff;
  --yesil: #30d158;
  --cam: rgba(44, 44, 48, 0.5);
  --cam-kenar: rgba(255, 255, 255, 0.14);
  --cam-lens: rgba(255, 255, 255, 0.16);
  --cam-golge: 0 10px 30px rgba(0, 0, 0, 0.5), 0 1px 3px rgba(0, 0, 0, 0.4);
  --golge-yuzey: 0 1px 2px rgba(0, 0, 0, 0.4), 0 16px 40px rgba(0, 0, 0, 0.5);
  --aura-1: rgba(41, 151, 255, 0.2);
  --aura-2: rgba(125, 122, 255, 0.16);
  --duvar: radial-gradient(90% 70% at 15% 10%, #1b3a7a 0%, transparent 60%),
           radial-gradient(80% 70% at 90% 20%, #3b2270 0%, transparent 60%),
           radial-gradient(90% 80% at 60% 100%, #5a2438 0%, transparent 65%),
           #0b0f1e;
  color-scheme: dark;
}

/* Temaya göre görsel: açık temada .tema-koyu gizli, koyu temada tersi. */
.tema-koyu { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-tema="acik"]) .tema-acik { display: none; }
  :root:not([data-tema="acik"]) .tema-koyu { display: block; }
}
:root[data-tema="koyu"] .tema-acik { display: none; }
:root[data-tema="koyu"] .tema-koyu { display: block; }

/* ---------- Taban ---------- */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--zemin);
  color: var(--yazi);
  font-family: var(--yazi-tipi);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background-color 0.4s ease, color 0.4s ease;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; }

.kap { width: 100%; max-width: var(--genislik); margin: 0 auto; padding: 0 var(--kenar); }
.kap--dar { max-width: 820px; }

.atla {
  position: absolute; left: 12px; top: -48px; z-index: 100;
  padding: 8px 14px; border-radius: 10px; background: var(--yazi); color: var(--zemin);
}
.atla:focus { top: 12px; }

:focus-visible { outline: 2px solid var(--vurgu); outline-offset: 3px; border-radius: 8px; }

h2 {
  font-size: clamp(36px, 4.8vw, 60px);
  line-height: 1.04;
  letter-spacing: -0.032em;
  font-weight: 700;
}

.not {
  margin-top: 18px;
  font-size: 11px;
  line-height: 1.45;
  color: var(--yazi-3);
}

/* ---------- Üst menü ---------- */

.ust {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--zemin) 72%, transparent);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background-color 0.4s ease;
}
.ust.kaydi { border-bottom-color: var(--cizgi); }
.ust__ic { display: flex; align-items: center; gap: 24px; height: 60px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 19px; letter-spacing: -0.015em; }
.logo img { width: 28px; height: 28px; border-radius: 7px; }
.ust__baglantilar { display: flex; gap: 28px; margin-left: auto; font-size: 14px; color: var(--yazi-2); }
.ust__baglantilar a { transition: color 0.2s ease; }
.ust__baglantilar a:hover { color: var(--yazi); }

.tema-dugme {
  display: grid; place-items: center;
  width: 36px; height: 36px; padding: 0;
  border: 0; border-radius: 50%; background: transparent; cursor: pointer;
  color: var(--yazi-2);
  transition: background-color 0.2s ease, color 0.2s ease;
}
.tema-dugme:hover { background: var(--zemin-2); color: var(--yazi); }
.logo + .tema-dugme { margin-left: auto; }   /* menü bağlantısı olmayan sayfalar */
.tema-dugme svg { grid-area: 1 / 1; width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; transition: opacity 0.3s ease, transform 0.5s var(--yumusak); }
.tema-dugme__ay { opacity: 0; transform: rotate(-60deg) scale(0.6); }
@media (prefers-color-scheme: dark) {
  :root:not([data-tema="acik"]) .tema-dugme__gunes { opacity: 0; transform: rotate(60deg) scale(0.6); }
  :root:not([data-tema="acik"]) .tema-dugme__ay { opacity: 1; transform: none; }
}
:root[data-tema="koyu"] .tema-dugme__gunes { opacity: 0; transform: rotate(60deg) scale(0.6); }
:root[data-tema="koyu"] .tema-dugme__ay { opacity: 1; transform: none; }

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

.hero { position: relative; padding: clamp(48px, 7vw, 104px) 0 clamp(72px, 9vw, 128px); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; z-index: -1;
  right: -10%; top: -10%; width: 70vw; height: 70vw; max-width: 1000px; max-height: 1000px;
  background: radial-gradient(closest-side, var(--aura-1), transparent 70%),
              radial-gradient(closest-side at 70% 60%, var(--aura-2), transparent 70%);
  filter: blur(20px);
  pointer-events: none;
}
.hero__ic { display: grid; grid-template-columns: minmax(0, 11fr) minmax(0, 13fr); gap: clamp(32px, 4vw, 64px); align-items: center; }

.hero__baslik {
  font-size: clamp(40px, 4.3vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.038em;
  font-weight: 700;
  white-space: nowrap;
}
.kayan {
  display: block;
  height: 1.24em;
  margin-bottom: -0.12em;
  overflow: hidden;
  color: var(--vurgu);
  -webkit-mask-image: linear-gradient(transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(transparent, #000 12%, #000 88%, transparent);
}
.kayan__serit { display: block; animation: kay 7.2s var(--yumusak) infinite; }
.kayan__serit > span { display: block; height: 1.24em; line-height: 1.24em; }
@keyframes kay {
  0%, 26%    { transform: translateY(0); }
  33%, 59%   { transform: translateY(-1.24em); }
  66%, 92%   { transform: translateY(-2.48em); }
  99%, 100%  { transform: translateY(-3.72em); }
}

.hero__alt {
  margin-top: 26px;
  max-width: 30ch;
  font-size: clamp(18px, 1.55vw, 21px);
  line-height: 1.42;
  color: var(--yazi-2);
  letter-spacing: -0.01em;
}

.rozetler { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.rozetler--orta { justify-content: center; }
.rozet { display: block; border-radius: 9px; transition: transform 0.3s var(--yumusak), opacity 0.2s ease; }
.rozet img { height: 44px; width: auto; }
.rozet:hover { transform: translateY(-1px); opacity: 0.9; }

/* Üç cihaz bir arada */
.hero__cihazlar { position: relative; aspect-ratio: 1.5; }
.hero__cihazlar > .cihaz { position: absolute; }
.hero__mac { z-index: 1; }
.hero__ipad { z-index: 2; }
.hero__iphone { z-index: 3; }
.hero__mac    { left: 7%; top: 0; width: 86%; }
.hero__ipad   { left: 0; bottom: 0; width: 27%; }
.hero__iphone { right: 2%; bottom: 0; width: 12%; }

/* ---------- Cihazlar: Apple'ın resmî çerçeveleri (olduğu gibi) + altında ekran ---------- */

.cihaz { position: relative; container-type: inline-size; isolation: isolate; }
.cihaz__cerceve { position: absolute; inset: 0; z-index: 2; width: 100%; height: 100%; pointer-events: none; }
.cihaz__ekran { position: absolute; z-index: 1; overflow: hidden; background: #000; }
.cihaz__ekran > img { width: 100%; height: 100%; object-fit: cover; }

/* Ekran alanları çerçeve PNG'lerinden ölçüldü; kenarda boşluk kalmasın diye 0,1% taşar. */
.cihaz--mac { aspect-ratio: 3860 / 2540; }
.cihaz--mac .cihaz__ekran { left: 10.73%; top: 11.24%; width: 78.54%; height: 77.52%; }
.cihaz--ipad { aspect-ratio: 2300 / 3000; }
.cihaz--ipad .cihaz__ekran { left: 5.03%; top: 4.03%; width: 89.94%; height: 91.93%; }
.cihaz--ipad.cihaz--yatay { aspect-ratio: 3000 / 2300; }
.cihaz--ipad.cihaz--yatay .cihaz__ekran { left: 4.03%; top: 5.03%; width: 91.93%; height: 89.94%; }
.cihaz--iphone { aspect-ratio: 1350 / 2760; }
.cihaz--iphone .cihaz__ekran { left: 5.23%; top: 2.4%; width: 89.53%; height: 95.2%; }

/* Mac ekranı: duvar kâğıdı + ortada uygulama penceresi */
.masaustu { display: grid; place-items: center; background: var(--duvar); }
.masaustu__pencere {
  position: relative;
  width: 76%;
  margin-top: 1.5%;
  border-radius: 0.9cqi;
  overflow: hidden;
  box-shadow: 0 1.2cqi 3.6cqi rgba(0, 0, 0, 0.28), 0 0 0 0.06cqi rgba(0, 0, 0, 0.25);
}
.masaustu__pencere > img { width: 100%; height: auto; }
.masaustu__pencere .yer-tutucu { position: relative; aspect-ratio: 1.6; }

.yer-tutucu {
  display: grid; place-content: center; justify-items: center; gap: 1.4cqi;
  background: var(--zemin-3);
  color: var(--yazi-3);
  font-size: max(10px, 1.4cqi);
  letter-spacing: 0.02em;
}
.yer-tutucu img { width: 5cqi; height: auto; border-radius: 22%; }

/* ---------- Bölüm başlıkları ---------- */

.bolum-baslik { text-align: center; max-width: 760px; margin: 0 auto; }
.bolum-baslik p { margin-top: 16px; font-size: clamp(18px, 1.6vw, 21px); color: var(--yazi-2); letter-spacing: -0.01em; }

/* ---------- Vitrin ---------- */

.vitrin { position: relative; padding: clamp(64px, 8vw, 112px) 0; background: var(--zemin-2); overflow: hidden; }
.vitrin::before {
  content: ""; position: absolute; left: 50%; top: 220px; transform: translateX(-50%);
  width: 620px; height: 180px; border-radius: 50%;
  background: radial-gradient(closest-side at 35% 50%, var(--aura-1), transparent), radial-gradient(closest-side at 65% 50%, var(--aura-2), transparent);
  filter: blur(24px);
  pointer-events: none;
}

/* Cam sekme (Liquid Glass tarzı) */
.cam-sekme {
  position: relative; z-index: 1;
  display: flex; width: max-content; margin: 40px auto 0; padding: 5px;
  border-radius: 999px;
  background: var(--cam);
  -webkit-backdrop-filter: blur(22px) saturate(190%);
  backdrop-filter: blur(22px) saturate(190%);
  border: 1px solid var(--cam-kenar);
  box-shadow: var(--cam-golge), inset 0 1px 0 rgba(255, 255, 255, 0.55), inset 0 -1px 1px rgba(0, 0, 0, 0.04);
}
.cam-sekme button {
  position: relative; z-index: 1;
  min-width: 104px; padding: 10px 22px;
  border: 0; border-radius: 999px; background: transparent; cursor: pointer;
  font-size: 15px; font-weight: 600; letter-spacing: -0.01em;
  color: var(--yazi-2);
  transition: color 0.3s ease;
}
.cam-sekme button[aria-selected="true"] { color: var(--yazi); }
.cam-sekme button:focus-visible { outline-offset: -2px; border-radius: 999px; }
.cam-sekme__lens {
  position: absolute; z-index: 0; top: 5px; bottom: 5px; left: 0;
  width: var(--g, 104px);
  transform: translateX(var(--x, 5px));
  border-radius: 999px;
  background: var(--cam-lens);
  box-shadow:
    0 2px 10px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05),
    inset 0 0 0 0.5px rgba(255, 255, 255, 0.5);
  transition: transform 0.55s var(--yay), width 0.55s var(--yay);
}
.cam-sekme__lens.akiyor { animation: akis 0.55s var(--yumusak); }
@keyframes akis { 40% { scale: 1.12 0.9; } }

/* Sahne */
.sahne { --y: clamp(320px, 40vw, 540px); position: relative; margin-top: 40px; overflow: hidden; }
.sahne__serit { display: flex; transform: translateX(calc(var(--i, 0) * -100%)); transition: transform 0.8s var(--yumusak); }
.sahne__kare {
  flex: 0 0 100%; margin: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: flex-end;
  height: var(--y);
  opacity: 0.25; transform: scale(0.94);
  transition: opacity 0.6s ease, transform 0.8s var(--yumusak);
}
.sahne__kare.etkin { opacity: 1; transform: none; }
.sahne::after {
  content: ""; position: absolute; left: 50%; bottom: 36px; z-index: -1; transform: translateX(-50%);
  width: min(70%, 760px); height: 90px; border-radius: 50%;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--vurgu) 18%, transparent), transparent);
  filter: blur(18px);
  pointer-events: none;
}
.sahne__kare figcaption {
  margin-top: 24px; min-height: 1.5em;
  font-size: 15px; color: var(--yazi-2); text-align: center;
}
.sahne__kare .cihaz--mac    { width: min(100%, calc((var(--y) - 64px) * 1.52)); }
.sahne__kare .cihaz--ipad   { width: min(100%, calc((var(--y) - 64px) * 1.304)); }
.sahne__kare .cihaz--iphone { width: calc((var(--y) - 64px) * 0.489); }

/* ---------- Öne çıkanlar ---------- */

.ozellikler { padding: clamp(80px, 11vw, 160px) 0 clamp(60px, 8vw, 120px); }
.blok {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(32px, 6vw, 96px); align-items: center;
}
.blok + .blok { margin-top: clamp(96px, 12vw, 180px); }
.blok--ters { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.blok--ters .blok__metin { order: 2; }
.ust-etiket { font-size: 15px; font-weight: 600; color: var(--vurgu); letter-spacing: -0.005em; margin-bottom: 14px; }
.blok__metin > p:not(.ust-etiket):not(.not) { margin-top: 22px; max-width: 36ch; font-size: clamp(17px, 1.45vw, 19px); line-height: 1.5; color: var(--yazi-2); }

.blok__gorsel {
  position: relative;
  display: grid; place-items: center;
  padding: clamp(36px, 5vw, 64px) clamp(24px, 4vw, 56px);
  border-radius: 36px;
  background: var(--zemin-2);
  overflow: hidden;
}
.blok__gorsel::before {
  content: ""; position: absolute; inset: 20% 15%;
  background: radial-gradient(closest-side at 40% 40%, var(--aura-1), transparent), radial-gradient(closest-side at 60% 65%, var(--aura-2), transparent);
  filter: blur(30px);
}
.blok__gorsel .cihaz--ipad { width: min(80%, 430px); }
.blok__gorsel--ikili { grid-template-columns: repeat(2, auto); justify-content: center; gap: clamp(20px, 3vw, 40px); }
.blok__gorsel--ikili .cihaz--iphone { width: clamp(130px, 17vw, 220px); }
.blok__gorsel--ikili .cihaz--iphone:last-child { margin-top: 18%; }

.formatlar { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.formatlar li {
  padding: 7px 14px; border-radius: 999px;
  font-size: 13px; font-weight: 600; letter-spacing: 0.04em;
  color: var(--yazi); background: var(--zemin-2);
  border: 1px solid var(--cizgi);
}


/* ---------- Görsel panellerde yüzen arayüz parçaları ---------- */

.yuzen { position: absolute; inset: 0; z-index: 3; pointer-events: none; }
.yuzen > * { position: absolute; animation: suz 6s ease-in-out infinite; }

/* Formatlar: belge simgeleri */
.yuzen__belge { width: clamp(52px, 6vw, 84px); height: auto; filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.16)); }
.yuzen__belge--1 { left: 7%;  top: 16%; rotate: -9deg; }
.yuzen__belge--2 { left: 10%; bottom: 14%; rotate: 6deg; animation-delay: -1.5s; }
.yuzen__belge--3 { right: 7%; top: 22%; rotate: 8deg; animation-delay: -3s; }
.yuzen__belge--4 { right: 10%; bottom: 18%; rotate: -5deg; animation-delay: -4.5s; }

/* İmza: cam anahtar + onay kartı */
.cam-anahtar {
  right: 6%; top: 9%;
  display: flex; padding: 4px; border-radius: 999px;
  background: var(--cam);
  -webkit-backdrop-filter: blur(18px) saturate(190%);
  backdrop-filter: blur(18px) saturate(190%);
  border: 1px solid var(--cam-kenar);
  box-shadow: var(--cam-golge), inset 0 1px 0 rgba(255, 255, 255, 0.5);
  font-size: 12.5px; font-weight: 600; color: var(--yazi-2);
  animation-delay: -2s;
}
.cam-anahtar span { padding: 7px 14px; border-radius: 999px; white-space: nowrap; }
.cam-anahtar .secili { background: var(--cam-lens); color: var(--yazi); box-shadow: 0 1px 6px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.8); }
.onay-karti {
  left: 5%; bottom: 10%;
  display: flex; align-items: center; gap: 12px;
  padding: 12px 18px 12px 12px;
  border-radius: 18px;
  background: var(--zemin-3);
  box-shadow: var(--golge-yuzey);
  animation-delay: -4s;
}
.onay-karti__muhur { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: color-mix(in srgb, var(--yesil) 16%, transparent); }
.onay-karti__muhur svg { width: 26px; height: 26px; fill: var(--yesil); stroke: none; }
.onay-karti__muhur .tik { fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.onay-karti__metin { display: grid; line-height: 1.25; }
.onay-karti__metin b { font-size: 14px; letter-spacing: -0.01em; }
.onay-karti__metin small { margin-top: 2px; font-size: 11.5px; color: var(--yazi-2); }

/* Mobil: durum çipleri */
.durum {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 15px 9px 11px;
  border-radius: 999px;
  background: var(--zemin-3);
  box-shadow: var(--golge-yuzey);
  font-size: 13px; font-weight: 600; letter-spacing: -0.01em; white-space: nowrap;
}
.durum svg { width: 20px; height: 20px; fill: none; stroke: var(--vurgu); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.durum i { width: 8px; height: 8px; margin: 0 3px 0 4px; border-radius: 50%; background: var(--yesil); box-shadow: 0 0 0 4px color-mix(in srgb, var(--yesil) 22%, transparent); }
.durum--1 { left: 6%; top: 12%; }
.durum--2 { right: 6%; bottom: 10%; animation-delay: -3s; }

/* ---------- Bento kartlar ---------- */

.bento { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: clamp(96px, 12vw, 180px); }
.kart {
  position: relative;
  display: flex; flex-direction: column;
  border-radius: 32px;
  background: var(--zemin-2);
  overflow: hidden;
}
.kart__sahne { position: relative; display: grid; place-items: center; height: 300px; overflow: hidden; }
.kart__metin { padding: 4px 40px 40px; }
.kart h3 { font-size: clamp(22px, 2vw, 26px); line-height: 1.15; letter-spacing: -0.025em; font-weight: 700; }
.kart p { margin-top: 10px; max-width: 40ch; font-size: 16px; line-height: 1.5; color: var(--yazi-2); }

/* Kart 1: kurulum — simge ve çevresinde üç çip */
.kart--kurulum .kart__sahne {
  background:
    radial-gradient(closest-side, color-mix(in srgb, var(--vurgu) 16%, transparent), transparent 70%) center / 360px 360px no-repeat;
}
.yorunge { position: relative; width: 100%; height: 100%; display: grid; place-items: center; }
.yorunge::before, .yorunge::after {
  content: ""; position: absolute; left: 50%; top: 50%;
  border: 1px dashed var(--cizgi); border-radius: 50%;
  transform: translate(-50%, -50%);
}
.yorunge::before { width: 190px; height: 190px; }
.yorunge::after { width: 290px; height: 290px; }
.yorunge__simge {
  position: relative; z-index: 1;
  width: 104px; height: 104px; border-radius: 23px;
  box-shadow: 0 18px 40px color-mix(in srgb, var(--vurgu) 35%, transparent);
}
.cip {
  position: absolute; z-index: 2;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px 8px 9px;
  border-radius: 999px;
  background: var(--zemin-3);
  box-shadow: var(--golge-yuzey);
  font-size: 13px; font-weight: 600; letter-spacing: -0.01em; white-space: nowrap;
  animation: suz 6s ease-in-out infinite;
}
.cip i {
  position: relative; width: 18px; height: 18px; border-radius: 50%;
  background: var(--yesil);
}
.cip i::after {
  content: ""; position: absolute; left: 6px; top: 3.5px; width: 5px; height: 9px;
  border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg);
}
.cip--1 { left: 9%; top: 20%; }
.cip--2 { right: 8%; top: 42%; animation-delay: -2s; }
.cip--3 { left: 16%; bottom: 16%; animation-delay: -4s; }
@keyframes suz { 50% { transform: translateY(-6px); } }

/* Kart 2: antet — üst üste kâğıtlar */
.kart--antet .kart__sahne {
  background: radial-gradient(closest-side, color-mix(in srgb, var(--vurgu-2) 16%, transparent), transparent 70%) center / 380px 380px no-repeat;
}
.kagitlar { position: relative; width: 176px; height: 230px; margin-top: 36px; }
.kagit {
  position: absolute; inset: 0;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08), 0 14px 34px rgba(0, 0, 0, 0.12);
}
.kagit--arka { transform: translate(-34px, 14px) rotate(-9deg); background: #f4f4f6; }
.kagit--orta { transform: translate(30px, 8px) rotate(6deg); background: #fafafb; }
.kagit--on { padding: 20px 18px; transition: transform 0.6s var(--yumusak); }
.kart--antet:hover .kagit--on { transform: translateY(-6px); }
.antet { display: flex; align-items: center; gap: 9px; padding-bottom: 11px; margin-bottom: 6px; border-bottom: 1.5px solid var(--vurgu); }
.antet__logo {
  display: grid; place-items: center;
  width: 26px; height: 26px; border-radius: 7px;
  background: linear-gradient(135deg, var(--vurgu), var(--vurgu-2));
  color: #fff; font-size: 10px; font-weight: 700; letter-spacing: 0.02em;
}
.antet__ad { display: grid; font-size: 9px; font-weight: 700; letter-spacing: 0.1em; color: #1d1d1f; line-height: 1.2; }
.antet__ad small { font-size: 7.5px; font-weight: 500; letter-spacing: 0.04em; color: #86868b; }
.kagit__satir { display: block; height: 5px; margin-top: 9px; border-radius: 3px; background: #e7e7eb; }
.kagit__satir--kisa { width: 62%; }

/* Kart 3: bulut — iki sütunu kaplar, Finder benzeri pencere */
.kart--bulut { grid-column: 1 / -1; flex-direction: row; align-items: center; }
.kart--bulut .kart__metin { flex: 0 0 40%; padding: 48px 24px 48px 48px; }
.kart--bulut .kart__sahne {
  flex: 1; height: 340px;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--vurgu) 14%, transparent), transparent 70%) center / 520px 420px no-repeat;
}
.klasor {
  width: min(92%, 540px);
  border-radius: 14px;
  background: var(--zemin-3);
  box-shadow: var(--golge-yuzey), 0 0 0 1px var(--cizgi);
  overflow: hidden;
}
.klasor__cubuk { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid var(--cizgi); font-size: 12px; color: var(--yazi-2); }
.klasor__cubuk i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.klasor__cubuk i:nth-child(2) { background: #febc2e; }
.klasor__cubuk i:nth-child(3) { background: #28c840; }
.klasor__cubuk span { margin-left: 12px; font-weight: 600; }
.klasor__icerik { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; padding: 28px 16px 30px; }
.klasor__icerik figure { margin: 0; text-align: center; }
.klasor__icerik img { width: 68px; height: 68px; margin: 0 auto; transition: transform 0.5s var(--yumusak); }
.klasor__icerik figure:hover img { transform: translateY(-4px); }
.klasor__icerik figcaption { margin-top: 8px; font-size: 11.5px; line-height: 1.3; color: var(--yazi); }

/* ---------- SSS ---------- */

.sss { padding: clamp(72px, 9vw, 136px) 0; }
.sss__ic { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.sss__baslik { position: sticky; top: 100px; }
.sss__baslik p { margin-top: 20px; font-size: 16px; color: var(--yazi-2); }
.sss__baslik a { color: var(--vurgu); }
.sss__baslik a:hover { text-decoration: underline; }
.sss__liste { border-top: 1px solid var(--cizgi); }
.sss details { border-bottom: 1px solid var(--cizgi); }
.sss summary {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 24px 2px; cursor: pointer; list-style: none;
  font-size: 19px; font-weight: 600; letter-spacing: -0.015em;
  transition: color 0.2s ease;
}
.sss summary:hover { color: var(--vurgu); }
.sss summary::-webkit-details-marker { display: none; }
.sss summary::after {
  content: ""; flex: none; width: 28px; height: 28px; border-radius: 50%;
  background:
    linear-gradient(currentColor, currentColor) center / 11px 1.6px no-repeat,
    linear-gradient(currentColor, currentColor) center / 1.6px 11px no-repeat,
    var(--zemin-2);
  color: var(--yazi-2);
  transition: transform 0.45s var(--yumusak), background-color 0.2s ease;
}
.sss details[open] summary::after { transform: rotate(135deg); }
.sss__cevap { overflow: hidden; }
.sss__cevap p { padding: 0 48px 26px 2px; max-width: 62ch; color: var(--yazi-2); font-size: 16px; line-height: 1.6; }

/* ---------- Kapanış ---------- */

.kapanis { position: relative; padding: clamp(80px, 11vw, 160px) 0 clamp(96px, 12vw, 180px); text-align: center; overflow: hidden; }
.kapanis__isik {
  position: absolute; left: 50%; top: clamp(40px, 7vw, 100px); z-index: -1; transform: translateX(-50%);
  width: 560px; height: 360px;
  background:
    radial-gradient(closest-side at 40% 45%, var(--aura-1), transparent),
    radial-gradient(closest-side at 62% 55%, var(--aura-2), transparent);
  filter: blur(30px);
  pointer-events: none;
}
.kapanis h2 { font-size: clamp(40px, 5.4vw, 72px); }
.kapanis__simge { width: 120px; height: 120px; margin: 0 auto 36px; border-radius: 27px; box-shadow: 0 24px 60px color-mix(in srgb, var(--vurgu) 35%, transparent); }
.kapanis p { margin-top: 14px; font-size: clamp(18px, 1.6vw, 21px); color: var(--yazi-2); }
.kapanis .rozetler { margin-top: 36px; }

/* ---------- Altbilgi ---------- */

.alt { padding: 30px 0 44px; border-top: 1px solid var(--cizgi); font-size: 11px; line-height: 1.6; color: var(--yazi-3); }
.alt__baglantilar { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-bottom: 14px; font-size: 13px; color: var(--yazi-2); }
.alt__baglantilar a { transition: color 0.2s ease; }
.alt__baglantilar a:hover, .alt__baglantilar a[aria-current] { color: var(--yazi); }
.alt p + p { margin-top: 2px; }

/* ---------- Çok yakında sayfası (yayın öncesi) ---------- */

.yakinda { position: relative; padding: clamp(56px, 8vw, 104px) 0 clamp(64px, 8vw, 104px); text-align: center; overflow: hidden; }
.yakinda__isik {
  position: absolute; left: 50%; top: 0; z-index: -1; transform: translateX(-50%);
  width: min(1100px, 120vw); height: 620px;
  background:
    radial-gradient(closest-side at 38% 40%, var(--aura-1), transparent),
    radial-gradient(closest-side at 64% 55%, var(--aura-2), transparent);
  filter: blur(30px);
  pointer-events: none;
}
.yakinda__simge { width: 96px; height: 96px; margin: 0 auto; border-radius: 22px; box-shadow: 0 20px 50px color-mix(in srgb, var(--vurgu) 35%, transparent); }
.yakinda__etiket {
  display: inline-block; margin-top: 32px; padding: 7px 16px;
  border-radius: 999px;
  background: var(--cam);
  -webkit-backdrop-filter: blur(18px) saturate(190%);
  backdrop-filter: blur(18px) saturate(190%);
  border: 1px solid var(--cam-kenar);
  box-shadow: var(--cam-golge), inset 0 1px 0 rgba(255, 255, 255, 0.5);
  font-size: 13px; font-weight: 600; color: var(--yazi-2);
}
.yakinda__baslik { margin-top: 22px; font-size: clamp(44px, 6.6vw, 92px); line-height: 1.02; letter-spacing: -0.042em; font-weight: 700; }
.yakinda__slogan { margin-top: 22px; font-size: clamp(24px, 2.7vw, 36px); line-height: 1.2; letter-spacing: -0.025em; font-weight: 600; }
.yakinda__alt { max-width: 36ch; margin: 22px auto 0; font-size: clamp(17px, 1.45vw, 20px); line-height: 1.45; color: var(--yazi-2); }
.yakinda__cihazlar { max-width: 880px; margin: clamp(48px, 6vw, 80px) auto 0; }
.yakinda__iletisim { margin-top: clamp(40px, 5vw, 64px); font-size: 14px; color: var(--yazi-2); }
.yakinda__iletisim a { color: var(--vurgu); }
.yakinda__iletisim a:hover { text-decoration: underline; }

/* ---------- Hukuki metinler (/privacy, /terms) ---------- */

.hukuki { padding: clamp(48px, 7vw, 96px) 0 clamp(72px, 9vw, 128px); }
.hukuki h1 { font-size: clamp(30px, 3.6vw, 44px); line-height: 1.1; letter-spacing: -0.03em; font-weight: 700; }
.hukuki__tarih { margin-top: 14px; font-size: 14px; color: var(--yazi-2); }
.icindekiler { margin-top: 36px; padding: 24px 28px; border-radius: 20px; background: var(--zemin-2); }
.icindekiler p { font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--yazi-2); }
.icindekiler ul { margin-top: 12px; columns: 2; column-gap: 32px; }
.icindekiler li { break-inside: avoid; padding: 3px 0; font-size: 14px; }
.icindekiler a { color: var(--yazi-2); transition: color 0.2s ease; }
.icindekiler a:hover { color: var(--vurgu); }
.hukuki__metin { margin-top: 12px; }
.hukuki__metin h2 { margin-top: 48px; font-size: 22px; line-height: 1.25; letter-spacing: -0.02em; scroll-margin-top: 84px; }
.hukuki__metin h3 { margin-top: 26px; font-size: 17px; letter-spacing: -0.01em; }
.hukuki__metin p, .hukuki__metin li { font-size: 16px; line-height: 1.7; }
.hukuki__metin p { margin-top: 12px; }
.hukuki__metin ul, .hukuki__metin ol { margin-top: 10px; padding-left: 1.3em; }
.hukuki__metin ul { list-style: disc; }
.hukuki__metin ol { list-style: decimal; }
.hukuki__metin li + li { margin-top: 6px; }
.hukuki__metin li::marker { color: var(--yazi-2); }
.hukuki__metin a { color: var(--vurgu); }
.hukuki__metin a:hover { text-decoration: underline; }
.hukuki__notlar { margin-top: 44px; padding-top: 20px; border-top: 1px solid var(--cizgi); font-size: 13px; color: var(--yazi-2); }
.hukuki__notlar p + p { margin-top: 6px; }
.hukuki__notlar a { color: var(--vurgu); }

/* ---------- 404 ---------- */

.bulunamadi { padding: clamp(96px, 16vw, 200px) 0; text-align: center; }
.bulunamadi h1 { font-size: clamp(40px, 5vw, 64px); letter-spacing: -0.035em; line-height: 1.05; }
.bulunamadi p { margin-top: 16px; font-size: 19px; color: var(--yazi-2); }
.bulunamadi a { color: var(--vurgu); }

/* ---------- Belirme (yalnız JS varsa gizli başlar) ---------- */

.js .belir { opacity: 0; transform: translateY(28px); transition: opacity 0.9s var(--yumusak), transform 0.9s var(--yumusak); }
.js .belir.gorundu { opacity: 1; transform: none; }

/* ---------- Dar ekranlar ---------- */

@media (max-width: 900px) {
  .hero__ic { grid-template-columns: 1fr; }
  .hero__metin { text-align: center; }
  .hero__baslik { white-space: normal; font-size: clamp(36px, 9.6vw, 64px); }
  .hero__alt { margin-left: auto; margin-right: auto; }
  .hero .rozetler { justify-content: center; }
  .hero__cihazlar { margin-top: 8px; }
  .blok, .blok--ters { grid-template-columns: 1fr; }
  .blok--ters .blok__metin { order: 0; }
  .bento { grid-template-columns: 1fr; }
  .kart--bulut { flex-direction: column; align-items: stretch; }
  .kart--bulut .kart__metin { order: 2; padding: 4px 32px 36px; }
  .kart--bulut .kart__sahne { order: 1; height: 300px; }
  .icindekiler ul { columns: 1; }
  .sss__ic { grid-template-columns: 1fr; }
  .sss__baslik { position: static; }
  .sss__baslik h2 br { display: none; }
}
@media (max-width: 640px) {
  .ust__baglantilar { display: none; }
  .tema-dugme { margin-left: auto; }
  .cam-sekme button { min-width: 88px; padding: 9px 16px; }
  .rozet img { height: 40px; }
  .sahne { --y: clamp(300px, 92vw, 420px); }
  .kart__metin { padding: 4px 28px 32px; }
  .klasor__icerik { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 20px; }
  .cip--1 { left: 4%; }
  .cip--2 { right: 3%; }
  .yuzen__belge--1, .yuzen__belge--3 { top: 6%; }
  .yuzen__belge--2, .yuzen__belge--4 { bottom: 6%; }
  .cam-anahtar { top: 4%; right: 4%; font-size: 11.5px; }
  .onay-karti { left: 3%; bottom: 4%; }
  .durum { font-size: 12px; }
  .durum--1 { left: 3%; top: 4%; }
  .durum--2 { right: 3%; bottom: 4%; }
}

/* ---------- Hareket azaltma ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .kayan__serit, .cip, .yuzen > * { animation: none; }
  .js .belir { opacity: 1; transform: none; transition: none; }
  .sahne__serit, .sahne__kare, .cam-sekme__lens { transition-duration: 0.01ms; }
  .cam-sekme__lens.akiyor { animation: none; }
}