/* ============================================================
   KAIT — Tyvek kağıt cüzdan atölyesi
   Palet:
   --murekkep  #1D1B22  mürekkep (koyu zemin + açık zeminde metin)
   --kagit     #F8F6F1  kağıt (açık zemin + koyu zeminde metin)
   --mavi      #2337C6  baskı mavisi (açık zeminde vurgu)
   --mavi-a    #8FA6FF  açık mavi (koyu zeminde vurgu)
   --turuncu   #D9480F  turuncu (büyük vurgu / odak)
   --yesil     #2E7D4F  yeşil (geri dönüşüm rozetleri)
   Tipografi: Bricolage Grotesque (başlık) · Instrument Sans (metin)
              · Spline Sans Mono (etiket/ölçü) · Comfortaa (marka)
   ============================================================ */

:root {
  --murekkep: #1D1B22;
  --murekkep-2: #141318;
  --kart: #26242E;
  --kagit: #F8F6F1;
  --beyaz: #FFFFFF;
  --soluk-a: #B9B6C2;   /* koyu zeminde soluk metin */
  --soluk-k: #5F5C66;   /* açık zeminde soluk metin */
  --mavi: #2337C6;
  --mavi-a: #8FA6FF;
  --turuncu: #D9480F;
  --yesil: #2E7D4F;

  --f-baslik: "Bricolage Grotesque", "Arial Black", sans-serif;
  --f-metin: "Instrument Sans", "Segoe UI", sans-serif;
  --f-mono: "Spline Sans Mono", "Consolas", monospace;

  --wrap: 1180px;
  --r: 14px;
  --gecis: 220ms cubic-bezier(.4, 0, .2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  font-family: var(--f-metin);
  color: var(--murekkep);
  background: var(--kagit);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
ul, ol { list-style: none; }

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

.gorunmez {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 200;
  background: var(--mavi); color: var(--kagit);
  padding: 10px 18px; border-radius: 8px; font-weight: 600;
  text-decoration: none; transition: top var(--gecis);
}
.skip-link:focus { top: 12px; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: 24px; }
.wrap--dar { max-width: 860px; }

.mono {
  font-family: var(--f-mono);
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

/* ---------- Tipografi ---------- */
h1, h2, h3 { font-family: var(--f-baslik); font-weight: 800; line-height: 1.06; }

h2 { font-size: clamp(1.9rem, 3.6vw, 3.1rem); letter-spacing: -.015em; }
h3 { font-size: 1.2rem; font-weight: 600; }

.eyebrow {
  font-family: var(--f-mono);
  font-size: .78rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--mavi);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 34px; height: 2px; flex: none;
  background-image: repeating-linear-gradient(90deg,
    currentColor 0 7px, transparent 7px 12px);
  border-radius: 2px;
}

.lead { font-size: 1.14rem; margin-top: 18px; max-width: 46ch; }

/* ---------- Zeminler ---------- */
/* Kağıt bölümler: milimetrik kağıt izi */
.sec--kagit {
  background-color: var(--kagit);
  background-image:
    linear-gradient(rgba(35, 55, 198, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(35, 55, 198, .05) 1px, transparent 1px);
  background-size: 36px 36px;
  color: var(--murekkep);
}
/* Mürekkep bölümler: koyu, hafif riso tanecikli */
.sec--murekkep {
  background-color: var(--murekkep);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0.85 0 0 0 0 0.87 0 0 0 0 1 0 0 0 0.04 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23g)'/%3E%3C/svg%3E");
  color: var(--kagit);
}
.sec--murekkep .eyebrow { color: var(--mavi-a); }
.sec--murekkep .lead { color: var(--kagit); }
.sec--murekkep .sec__not { color: var(--soluk-a); }
.sec--kagit .sec__not { color: var(--soluk-k); }

.sec { padding-block: clamp(72px, 10vw, 128px); position: relative; }

.sec__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: clamp(36px, 5vw, 64px);
}
.sec__head--orta { justify-content: center; text-align: center; }
.sec__head--orta .eyebrow { justify-content: center; }
.sec__not { padding-bottom: 10px; }

/* ---------- İmza: kesim çizgisi + makas ---------- */
.kesim {
  position: fixed;
  left: 22px; top: 0; bottom: 0;
  width: 2px;
  z-index: 60;
  pointer-events: none;
}
.kesim__cizgi {
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(180deg,
    rgba(35, 55, 198, .3) 0 6px, transparent 6px 13px);
}
.kesim__dolu {
  position: absolute;
  left: 50%; top: 0;
  height: 0;
  width: 2px;
  transform: translateX(-50%);
  background: var(--mavi);
}
.kesim__makas {
  position: absolute;
  bottom: -4px; left: 50%;
  transform: translate(-50%, 100%) rotate(90deg);
  color: var(--mavi);
}
@media (max-width: 1279px) { .kesim { display: none; } }

/* ---------- Üst bar ---------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background var(--gecis), box-shadow var(--gecis);
}
.header.dolu {
  background: rgba(248, 246, 241, .9);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(35, 55, 198, .2);
}
.header__in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 84px;
}
.brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
}
.brand__logo { height: 60px; width: auto; display: block; }
/* Koyu zeminde logo, kağıt renkli etiket üstünde durur */
.footer .brand {
  background: var(--kagit);
  border-radius: 12px;
  padding: 7px 12px;
}
.footer .brand__logo { height: 46px; }

.nav { display: flex; gap: 28px; }
.nav a {
  text-decoration: none;
  font-weight: 500;
  font-size: .95rem;
  opacity: .85;
  transition: opacity var(--gecis);
  position: relative;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: -6px;
  height: 2px;
  background-image: repeating-linear-gradient(90deg,
    var(--mavi) 0 5px, transparent 5px 9px);
  transition: right var(--gecis);
}
.nav a:hover { opacity: 1; }
.nav a:hover::after { right: 0; }

.header__right { display: flex; align-items: center; gap: 14px; }

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  padding: 10px;
  background: none;
  border: 1.5px solid rgba(29, 27, 34, .3);
  border-radius: 10px;
  cursor: pointer;
}
.burger span {
  display: block;
  height: 2px;
  background: var(--murekkep);
  border-radius: 2px;
  transition: transform var(--gecis), opacity var(--gecis);
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Düğmeler ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-family: var(--f-metin);
  font-weight: 600;
  font-size: .98rem;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform var(--gecis), background var(--gecis),
              color var(--gecis), border-color var(--gecis);
}
.btn:active { transform: scale(.97); }
.btn--dolu {
  background: var(--mavi);
  color: var(--kagit);
}
.btn--dolu:hover { background: #1A2A9E; }
.sec--murekkep .btn--dolu {
  background: var(--mavi-a);
  color: var(--murekkep);
}
.sec--murekkep .btn--dolu:hover { background: #A9BBFF; }
.btn--cerceve {
  border-color: currentColor;
  color: inherit;
  background: transparent;
}
.btn--cerceve:hover { border-style: dashed; }
.btn--kucuk { padding: 10px 20px; font-size: .88rem; }

/* ---------- Hero ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  padding-bottom: 80px;
}
.hero__in {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  align-items: center;
  gap: clamp(32px, 5vw, 72px);
  width: 100%;
}
.hero__h1 {
  font-size: clamp(2.6rem, 5.8vw, 4.6rem);
  letter-spacing: -.02em;
  margin-bottom: 22px;
}
.hero__h1 em { font-style: normal; color: var(--turuncu); }
.hero__p {
  font-size: 1.12rem;
  color: var(--soluk-k);
  max-width: 52ch;
  margin-bottom: 32px;
}
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero__ticks {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
  color: var(--soluk-k);
}
.hero__ticks li { display: flex; align-items: center; gap: 8px; }
.hero__ticks li::before {
  content: "";
  width: 14px; height: 2px;
  background-image: repeating-linear-gradient(90deg,
    var(--mavi) 0 4px, transparent 4px 7px);
}

.hero__art { position: relative; aspect-ratio: 460 / 360; width: 100%; }
.hero__sayfa {
  position: absolute; inset: 0; width: 100%; height: 100%;
  filter: drop-shadow(0 20px 36px rgba(29, 27, 34, .16));
  transition: transform .3s ease-out;
  will-change: transform;
}
.bp__t { font-family: var(--f-mono); font-size: 12px; fill: var(--mavi); letter-spacing: 2px; }

/* Kendini çizen çizgiler */
.draw {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: ciz 1.4s cubic-bezier(.5, 0, .3, 1) forwards;
}
.d1 { animation-delay: .15s; }
.d3 { animation-delay: 1.05s; }
.d4 { animation-delay: 1.25s; }
.d5 { animation-delay: 1.5s; }
@keyframes ciz { to { stroke-dashoffset: 0; } }
.fade { animation: belir 1s ease forwards; }
.f1 { animation-delay: .4s; }
.f2 { animation-delay: 1.7s; }
.f3 { animation-delay: 2s; }
@keyframes belir { to { opacity: 1; } }

.hero__scroll {
  position: absolute;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  color: var(--soluk-k);
  animation: sallan 2.4s ease-in-out infinite;
}
@keyframes sallan {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 8px); }
}

/* ---------- Kayan şerit ---------- */
.marquee {
  background: var(--mavi);
  color: var(--kagit);
  overflow: hidden;
  padding-block: 12px;
}
.marquee__ic {
  display: flex;
  gap: 28px;
  width: max-content;
  white-space: nowrap;
  animation: kay 30s linear infinite;
  font-weight: 500;
}
.marquee__ic i { font-style: normal; opacity: .6; }
@keyframes kay { to { transform: translateX(-50%); } }

/* ---------- Neden ---------- */
.grid2 {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(36px, 6vw, 88px);
  align-items: start;
}
.grid2--orta { align-items: center; }

.valuelist { display: flex; flex-direction: column; gap: 34px; }
.valuelist li { display: flex; gap: 18px; align-items: flex-start; }
.valuelist h3 { margin-bottom: 6px; }
.valuelist p { color: var(--soluk-a); max-width: 46ch; }

.ikon {
  width: 40px; height: 40px; flex: none;
  stroke: var(--mavi);
  stroke-width: 1.7;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  margin-top: 4px;
}
.ikon--acik, .sec--murekkep .ikon { stroke: var(--mavi-a); }

/* ---------- Modeller ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  max-width: 940px;
  margin-inline: auto;
}
.card {
  background: var(--beyaz);
  border: 1.5px solid rgba(29, 27, 34, .14);
  border-radius: var(--r);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--gecis), box-shadow var(--gecis);
  transform-style: preserve-3d;
  will-change: transform;
}
.card:hover { box-shadow: 0 26px 48px -20px rgba(29, 27, 34, .28); }
.card.goster {
  transition: transform 260ms cubic-bezier(.25, .6, .3, 1),
              box-shadow var(--gecis), opacity 600ms ease;
}
.card__art {
  position: relative;
  padding: 26px 26px 8px;
  background: radial-gradient(ellipse at 50% 115%, rgba(35, 55, 198, .09), transparent 65%);
}
.badge {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--yesil);
  color: var(--kagit);
  padding: 5px 12px;
  border-radius: 999px;
  font-size: .68rem;
  z-index: 1;
}
.card__body { padding: 20px 26px 28px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.card__no { color: var(--mavi); margin-right: 6px; }
.card__body p { color: var(--soluk-k); font-size: .95rem; }
.spec {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-block: 10px;
  border-block: 1px dashed rgba(29, 27, 34, .25);
  font-size: .72rem;
}
.spec li::before { content: "— "; color: var(--mavi); }
.card .btn { align-self: flex-start; margin-top: auto; }

/* ---------- Ürün modülü canlandırmaları ---------- */
.canlan {
  transform-box: fill-box;
  transition: transform .6s cubic-bezier(.34, 1.45, .64, 1);
}
.flap2 { transform-origin: 50% 0; }

.card:hover .kk1,   .card.canli .kk1   { transform: translateY(-46px) rotate(-3deg); }
.card:hover .kk2,   .card.canli .kk2   { transform: translateY(-28px) rotate(2.5deg); transition-delay: .07s; }
.card:hover .flap2, .card.canli .flap2 { transform: scaleY(-.65); }
.card:hover .not2,  .card.canli .not2  { transform: translateY(-46px); transition-delay: .08s; }

/* ---------- Nasıl yapılır ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.step {
  background: var(--kart);
  border: 1px solid rgba(143, 166, 255, .2);
  border-radius: var(--r);
  padding: 22px 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.step__no { color: var(--mavi-a); font-size: .95rem; }
.step h3 { font-size: 1.05rem; }
.step p { color: var(--soluk-a); font-size: .88rem; flex: 1; }
.step__sure {
  color: var(--mavi-a);
  font-size: .68rem;
  border-top: 1px dashed rgba(143, 166, 255, .3);
  padding-top: 10px;
}
.step .ikon { width: 32px; height: 32px; margin: 0; }

/* ---------- Anatomi ---------- */
.anatomi {
  margin-top: clamp(56px, 7vw, 96px);
  background: var(--kart);
  border: 1px solid rgba(143, 166, 255, .2);
  border-radius: var(--r);
  padding: clamp(28px, 4vw, 56px);
}
.anatomi__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: clamp(28px, 4vw, 44px);
}
.anatomi__head h3 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
.anatomi__head p { color: var(--soluk-a); max-width: 44ch; }
.anatomi__grid {
  display: grid;
  grid-template-columns: 1fr minmax(0, 1.35fr) 1fr;
  gap: clamp(20px, 3vw, 44px);
  align-items: center;
}
.anatomi__svg { width: 100%; filter: drop-shadow(0 14px 30px rgba(0, 0, 0, .3)); }
.parca { transition: opacity var(--gecis), filter var(--gecis); }
.anatomi__svg.vurgulu .parca:not(.parla) { opacity: .22; }
.parla { filter: drop-shadow(0 0 10px rgba(143, 166, 255, .9)); }
.anatomi__labels { display: flex; flex-direction: column; gap: 28px; }
.alabel {
  display: block;
  width: 100%;
  background: none;
  border: none;
  border-left: 2px dashed rgba(143, 166, 255, .4);
  padding: 6px 0 6px 14px;
  text-align: left;
  cursor: pointer;
  color: var(--kagit);
  font-family: var(--f-mono);
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  transition: color var(--gecis), border-color var(--gecis);
}
.alabel span {
  display: block;
  font-family: var(--f-metin);
  text-transform: none;
  letter-spacing: 0;
  color: var(--soluk-a);
  font-size: .85rem;
  margin-top: 4px;
}
.alabel:hover, .alabel.aktif {
  color: var(--mavi-a);
  border-left-color: var(--mavi-a);
  border-left-style: solid;
}
.anatomi__labels--sag .alabel {
  border-left: none;
  border-right: 2px dashed rgba(143, 166, 255, .4);
  padding: 6px 14px 6px 0;
  text-align: right;
}
.anatomi__labels--sag .alabel:hover, .anatomi__labels--sag .alabel.aktif {
  border-right-color: var(--mavi-a);
  border-right-style: solid;
}

/* ---------- Malzeme: kırışma + çek testi ---------- */
.folyo {
  background: var(--beyaz);
  border: 1.5px solid rgba(29, 27, 34, .14);
  border-radius: var(--r);
  padding: 28px;
}
.folyo__cuzdan { margin-bottom: 6px; }
.folyo__label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--soluk-k);
  font-size: .72rem;
  margin-bottom: 10px;
}
.folyo__label output { color: var(--mavi); font-weight: 500; }
.folyo__range {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  height: 4px;
  border-radius: 4px;
  background: repeating-linear-gradient(90deg,
    rgba(29, 27, 34, .3) 0 8px, rgba(29, 27, 34, .1) 8px 14px);
  cursor: grab;
}
.folyo__range:active { cursor: grabbing; }
.folyo__range::-webkit-slider-thumb {
  appearance: none;
  -webkit-appearance: none;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--mavi);
  border: 3px solid var(--beyaz);
  box-shadow: 0 2px 8px rgba(29, 27, 34, .35);
}
.folyo__range::-moz-range-thumb {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--mavi);
  border: 3px solid var(--beyaz);
}

.cek {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px dashed rgba(29, 27, 34, .25);
}
#cekCuzdan {
  transform-box: fill-box;
  transform-origin: center;
  transition: transform .45s cubic-bezier(.34, 1.8, .5, 1);
}
.cek__alt {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.cek__mesaj { color: var(--soluk-k); font-size: .7rem; }
#cekBtn { user-select: none; touch-action: none; }

/* ---------- SSS ---------- */
.sss { display: flex; flex-direction: column; gap: 12px; }
.sss__item {
  background: var(--beyaz);
  border: 1.5px solid rgba(29, 27, 34, .14);
  border-radius: var(--r);
  overflow: hidden;
}
.sss__item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 24px;
  font-weight: 600;
  font-size: 1.02rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.sss__item summary::-webkit-details-marker { display: none; }
.sss__ok {
  flex: none;
  width: 12px; height: 12px;
  border-right: 2px solid var(--mavi);
  border-bottom: 2px solid var(--mavi);
  transform: rotate(45deg);
  transition: transform var(--gecis);
  margin-top: -4px;
}
.sss__item[open] .sss__ok { transform: rotate(225deg); margin-top: 4px; }
.sss__item > p {
  padding: 0 24px 22px;
  color: var(--soluk-k);
  max-width: 64ch;
}
.sss__item a { color: var(--mavi); font-weight: 600; }

/* ---------- İletişim / Form ---------- */
.sec--son { padding-bottom: clamp(88px, 12vw, 150px); }
.form { margin-top: 8px; }
.form__satir {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) auto;
  gap: 14px;
  align-items: end;
}
.form__alan { display: flex; flex-direction: column; gap: 8px; }
.form__alan label {
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mavi-a);
}
.form input, .form select {
  background: var(--murekkep-2);
  border: 1.5px solid rgba(143, 166, 255, .4);
  border-radius: 10px;
  color: var(--kagit);
  font-family: var(--f-metin);
  font-size: 1rem;
  padding: 13px 16px;
  width: 100%;
}
.form input::placeholder { color: rgba(248, 246, 241, .35); }
.form select { cursor: pointer; }
.form__hata { color: #FF8A73; margin-top: 12px; font-weight: 500; }
.form__tamam { color: #8FD0A5; margin-top: 12px; font-weight: 500; }
.form__not { color: var(--soluk-a); margin-top: 16px; font-size: .68rem; }

.iletisim__alt {
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px dashed rgba(143, 166, 255, .35);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.iletisim__eposta {
  font-family: var(--f-baslik);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--kagit);
  text-decoration-color: var(--mavi-a);
  text-underline-offset: 5px;
}
.iletisim__alt .mono { color: var(--soluk-a); }
.soluk { opacity: .6; }

/* ---------- Footer ---------- */
.footer {
  background: var(--murekkep-2);
  border-top: 2px dashed rgba(143, 166, 255, .3);
  padding-block: 40px;
  color: var(--kagit);
}
.footer__in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer__slogan { color: var(--soluk-a); font-size: .92rem; }
.footer__nav { display: flex; gap: 20px; }
.footer__nav a {
  text-decoration: none;
  font-size: .9rem;
  color: var(--soluk-a);
  transition: color var(--gecis);
}
.footer__nav a:hover { color: var(--mavi-a); }
.footer__telif { color: var(--soluk-a); font-size: .66rem; }

/* ---------- Kaydırma animasyonları ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 600ms ease, transform 600ms cubic-bezier(.25, .6, .3, 1);
}
.reveal.goster { opacity: 1; transform: none; }

/* ---------- Duyarlılık ---------- */
@media (max-width: 1024px) {
  .hero__in { grid-template-columns: 1fr; }
  .hero__art { max-width: 480px; margin-inline: auto; order: -1; }
  .hero { padding-top: 130px; min-height: auto; }
  .hero__scroll { display: none; }
  .grid2 { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; max-width: 460px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .anatomi__grid { grid-template-columns: 1fr; }
  .anatomi__svg { max-width: 520px; margin-inline: auto; order: -1; }
  .anatomi__labels--sag .alabel {
    border-right: none;
    border-left: 2px dashed rgba(143, 166, 255, .4);
    padding: 6px 0 6px 14px;
    text-align: left;
  }
  .anatomi__labels--sag .alabel:hover, .anatomi__labels--sag .alabel.aktif {
    border-left-color: var(--mavi-a);
    border-left-style: solid;
  }
}

@media (max-width: 860px) {
  .nav {
    position: fixed;
    top: 84px; left: 0; right: 0;
    background: rgba(248, 246, 241, .97);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 28px 24px 34px;
    gap: 20px;
    border-bottom: 2px dashed rgba(35, 55, 198, .35);
    transform: translateY(-130%);
    transition: transform 280ms cubic-bezier(.4, 0, .2, 1);
    z-index: -1;
  }
  .nav.acik { transform: translateY(0); }
  .nav a { font-size: 1.15rem; color: var(--murekkep); }
  .burger { display: flex; }
  .form__satir { grid-template-columns: 1fr; }
  .form .btn { width: 100%; }
}

@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; }
  .sec__head { flex-direction: column; align-items: flex-start; }
  .header .btn--dolu { display: none; }
}

/* ============================================================
   PREMIUM REVİZYON — söz şeridi · kıyas tablosu · stat bandı ·
   ürün kartı · manifesto · hero cilası
   ============================================================ */

/* Hero: zemin gölgesi + yüzen desen çipleri */
.hero__golge {
  position: absolute; left: 10%; right: 10%; bottom: 1%;
  height: 24px; border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(29, 27, 34, .2), transparent 72%);
  filter: blur(4px);
}
.hero__chip {
  position: absolute; border-radius: 11px; overflow: hidden;
  border: 1px solid rgba(29, 27, 34, .1);
  box-shadow: 0 10px 24px rgba(29, 27, 34, .14);
  animation: chipYuz 6s ease-in-out infinite;
}
.hero__chip svg { width: 100%; height: 100%; display: block; }
.hero__chip--1 { width: 46px; height: 46px; top: 4%; right: 3%; }
.hero__chip--2 { width: 38px; height: 38px; bottom: 10%; left: -2%; animation-delay: 1.4s; }
.hero__chip--3 { width: 34px; height: 34px; top: 46%; right: -3%; animation-delay: .7s; }
@keyframes chipYuz {
  0%, 100% { transform: translateY(0) rotate(-4deg); }
  50% { transform: translateY(-10px) rotate(3deg); }
}

/* Söz şeridi */
.promise { background: var(--kagit); border-bottom: 1px solid rgba(29, 27, 34, .1); }
.promise__in {
  max-width: var(--wrap); margin-inline: auto;
  display: grid; grid-template-columns: repeat(3, 1fr);
}
.promise__item {
  display: flex; align-items: center; gap: 14px;
  padding: 22px 24px;
  border-left: 1px solid rgba(29, 27, 34, .1);
}
.promise__item:first-child { border-left: none; }
.promise__item svg {
  width: 26px; height: 26px; flex: none;
  stroke: var(--mavi); stroke-width: 1.7; fill: none;
  stroke-linecap: round; stroke-linejoin: round;
}
.promise__item b { display: block; font-weight: 700; font-size: .96rem; }
.promise__item span { color: var(--soluk-k); font-size: .82rem; }

/* Kıyas tablosu (koyu zeminde) */
.kiyas { margin-top: clamp(52px, 7vw, 88px); }
.kiyas__kaydir { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.kiyas table { width: 100%; min-width: 580px; border-collapse: collapse; }
.kiyas caption { text-align: left; color: var(--soluk-a); font-size: .92rem; margin-bottom: 18px; }
.kiyas th, .kiyas td { padding: 15px 18px; text-align: left; font-size: .95rem; }
.kiyas thead th {
  font-family: var(--f-mono); font-size: .7rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--soluk-a); font-weight: 500;
}
.kiyas tbody th { font-weight: 600; color: var(--kagit); }
.kiyas tbody td { color: var(--soluk-a); }
.kiyas tr { border-bottom: 1px solid rgba(143, 166, 255, .14); }
.kiyas .kol-kait { background: rgba(35, 55, 198, .16); color: var(--kagit); font-weight: 600; }
.kiyas thead .kol-kait { color: #fff; }
.kiyas thead .kol-kait b { color: var(--mavi-a); }
.kiyas .var { color: #8FD0A5; font-weight: 600; }
.kiyas .yok { color: #FF8A73; }

/* Stat bandı */
.statband { background: var(--mavi); color: #fff; }
.statband__in {
  max-width: var(--wrap); margin-inline: auto;
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.statband__item {
  padding: clamp(44px, 6vw, 76px) 20px; text-align: center;
  border-left: 1px solid rgba(255, 255, 255, .16);
}
.statband__item:first-child { border-left: none; }
.statband__buyuk {
  font-family: var(--f-baslik); font-weight: 800;
  font-size: clamp(2.6rem, 6vw, 4.2rem); line-height: 1; letter-spacing: -.03em;
}
.statband__buyuk small { font-size: .5em; font-weight: 800; }
.statband__kucuk {
  margin-top: 12px; font-family: var(--f-mono); font-size: .72rem;
  letter-spacing: .14em; text-transform: uppercase; opacity: .82;
}

/* Ürün kartı ek öğeleri */
.card__ust { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.card__ust h3 { margin: 0; }
.card__fiyat {
  font-family: var(--f-mono); font-size: .66rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--mavi); border: 1px solid rgba(35, 55, 198, .3);
  padding: 4px 11px; border-radius: 999px; white-space: nowrap; margin-top: 2px;
}
.card__desenler { display: flex; gap: 7px; align-items: center; }
.card__desenler .nokta { width: 18px; height: 18px; border-radius: 6px; border: 1px solid rgba(29, 27, 34, .16); }
.card__desenler small { color: var(--soluk-k); font-size: .76rem; margin-left: 2px; }

/* Manifesto */
.manifesto { background: var(--kagit); text-align: center; }
.manifesto__in { max-width: 900px; margin-inline: auto; }
.manifesto__q {
  font-family: var(--f-baslik); font-weight: 800;
  font-size: clamp(1.9rem, 4.2vw, 3.1rem); line-height: 1.16; letter-spacing: -.02em;
}
.manifesto__q em { font-style: normal; color: var(--mavi); }
.manifesto__alt {
  margin-top: 26px; font-family: var(--f-mono); font-size: .76rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--soluk-k);
}

/* ---------- Özellik çipleri ---------- */
.cips {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: clamp(28px, 4vw, 44px);
}
.cips li {
  font-family: var(--f-mono); font-size: .66rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--soluk-k);
  border: 1px solid rgba(29, 27, 34, .18); border-radius: 999px; padding: 7px 14px;
}

/* ---------- Katalog ---------- */
.katalog { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.katalog--canli { grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr); }
.urun {
  background: var(--beyaz);
  border: 1.5px solid rgba(29, 27, 34, .14);
  border-radius: var(--r); overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform var(--gecis), box-shadow var(--gecis);
}
.urun:hover { transform: translateY(-4px); box-shadow: 0 24px 44px -22px rgba(29, 27, 34, .3); }
.urun--gercek { grid-row: span 2; }
.urun--bos { background: transparent; border-style: dashed; }
.urun--bos .urun__art svg { opacity: .55; }
.urun--bos:hover .urun__art svg { opacity: .85; }
.urun__art {
  position: relative; aspect-ratio: 5 / 4;
  background: #FDFCFA; padding: 16px;
  display: grid; place-items: center;
}
.urun--gercek .urun__art { aspect-ratio: 1; padding: 0; }
.urun__art img { width: 100%; height: 100%; display: block; object-fit: cover; }
.urun--gercek .urun__art img { object-fit: contain; }
.urun--bos .urun__art { background: transparent; }
.urun__art--bekleyen {
  min-height: 250px;
  background:
    repeating-linear-gradient(-45deg, transparent 0 15px, rgba(29, 27, 34, .035) 15px 16px),
    rgba(255, 255, 255, .22);
}
.urun__sira { color: rgba(29, 27, 34, .12); font-size: clamp(4rem, 9vw, 7rem); line-height: 1; }
.urun__art svg { width: 100%; height: 100%; transition: opacity var(--gecis); }
.urun__rozet {
  position: absolute; top: 12px; left: 12px; z-index: 1;
  font-family: var(--f-mono); font-size: .6rem; letter-spacing: .1em; text-transform: uppercase;
  padding: 5px 10px; border-radius: 999px; background: var(--yesil); color: #fff;
}
.urun__rozet--bekleyen { background: rgba(29, 27, 34, .45); }
.urun__bilgi {
  padding: 16px 18px 20px;
  display: flex; flex-direction: column; gap: 3px;
  border-top: 1px solid rgba(29, 27, 34, .1);
}
.urun--bos .urun__bilgi { border-top-style: dashed; }
.urun__kod { color: var(--mavi); font-size: .62rem; }
.urun__ad {
  font-family: var(--f-metin); font-weight: 700; font-size: 1rem;
  letter-spacing: .02em; text-transform: uppercase; margin-top: 2px;
}
.urun__sanatci { color: var(--soluk-k); font-size: .6rem; }
.urun__aciklama { max-width: 54ch; margin-top: 12px; color: var(--soluk-k); font-size: .9rem; line-height: 1.6; }
.urun__fiyat { margin-top: 8px; font-weight: 600; font-size: .9rem; color: var(--murekkep); }
.urun__incele { align-self: flex-start; margin-top: 16px; color: var(--mavi); font-size: .65rem; font-weight: 700; }
.urun--bos .urun__fiyat { color: var(--soluk-k); font-weight: 500; }
.katalog__alt {
  margin-top: clamp(28px, 4vw, 40px);
  color: var(--soluk-k); font-size: .95rem; max-width: 60ch;
}
.katalog__alt a { color: var(--mavi); font-weight: 600; }

@media (max-width: 860px) {
  .promise__in { grid-template-columns: 1fr; }
  .promise__item { border-left: none; border-top: 1px solid rgba(29, 27, 34, .1); }
  .promise__item:first-child { border-top: none; }
  .statband__in { grid-template-columns: repeat(2, 1fr); }
  .statband__item:nth-child(odd) { border-left: none; }
  .statband__item:nth-child(-n+2) { border-bottom: 1px solid rgba(255, 255, 255, .16); }
  .katalog { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .katalog--canli .urun--gercek { grid-column: 1 / -1; grid-row: auto; }
}

@media (max-width: 480px) {
  .katalog { grid-template-columns: 1fr; max-width: 380px; margin-inline: auto; }
  .katalog--canli .urun--gercek { grid-column: auto; }
}

/* ---------- Hareket azaltma ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .draw { animation: none; stroke-dashoffset: 0; }
  .fade { animation: none; opacity: 1; }
  .marquee__ic { animation: none; }
  .hero__scroll { animation: none; }
  .hero__chip { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { transition-duration: 1ms !important; }
}