:root {
  --bg: oklch(0.16 0.004 270);
  --bg-deep: oklch(0.08 0 0);
  --surface: oklch(0.23 0.006 270);
  --surface-strong: oklch(0.28 0.006 270);
  --brand: oklch(0.9 0.18 124);
  --brand-soft: oklch(0.9 0.1 124 / 0.16);
  --sale: oklch(0.64 0.23 26);
  --text: oklch(0.97 0.004 95);
  --muted: oklch(0.67 0.006 270);
  --muted-2: oklch(0.56 0.006 270);
  --line: oklch(0.37 0.006 270);
  --shadow: 0 28px 80px oklch(0 0 0 / 0.48);
  --max: 1180px;
  --radius: 6px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg) 34rem, var(--bg-deep) 100%);
  color: var(--text);
  font-family: "Barlow", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0;

  /* clip, hidden'ın aksine kaydırma kabı oluşturmaz — position: sticky çalışmaya devam eder */
  overflow-x: clip;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background-image:
    linear-gradient(90deg, oklch(1 0 0 / 0.035) 1px, transparent 1px),
    linear-gradient(180deg, oklch(1 0 0 / 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, black 0%, transparent 72%);
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

p {
  margin: 0;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Teko", "Arial Narrow", Impact, sans-serif;
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: 0;
  text-wrap: balance;
  text-transform: uppercase;
  overflow-wrap: break-word;
}

h1 {
  max-width: 16ch;
  font-size: clamp(3.75rem, 8vw, 5.2rem);
}

h2 {
  max-width: 13ch;
  font-size: clamp(3rem, 7vw, 5rem);
}

h3 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 50;
  transform: translateY(-150%);
  border-radius: var(--radius);
  background: var(--brand);
  color: var(--bg-deep);
  padding: 0.75rem 1rem;
  font-weight: 800;
  transition: transform 180ms var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  padding: 0.75rem clamp(1rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--line);
  background: oklch(0.08 0 0 / 0.86);
  backdrop-filter: blur(14px);
}

.site-header::before {
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, transparent, var(--brand), transparent);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  width: clamp(150px, 22vw, 260px);
  min-width: 150px;
}

.brand-lockup img {
  width: 100%;
  height: 48px;
  object-fit: contain;
  object-position: left center;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.6rem);
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
}

.site-nav a {
  position: relative;
  padding: 0.35rem 0;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  content: "";
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms var(--ease);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.hero {
  --edge: max(clamp(1rem, 4vw, 2.5rem), calc(50vw - var(--max) / 2));

  position: relative;
  display: grid;
  grid-template-areas:
    "copy"
    "rail";
  align-content: end;
  min-height: clamp(720px, calc(100svh - 74px), 980px);
  gap: clamp(1rem, 2vw, 1.5rem);
  overflow: hidden;
  padding: clamp(6rem, 12vw, 9rem) var(--edge) 1.2rem;
  isolation: isolate;
}

/* Sol yarı boş bırakıldığı için yazı oraya biniyor; zemin orta parlaklıkta
   olduğundan güçlü bir karartma gerekiyor. */
.hero::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background:
    linear-gradient(
      90deg,
      oklch(0.05 0 0 / 0.95) 0%,
      oklch(0.05 0 0 / 0.9) 30%,
      oklch(0.05 0 0 / 0.66) 48%,
      oklch(0.05 0 0 / 0.24) 64%,
      oklch(0.05 0 0 / 0.08) 100%
    ),
    linear-gradient(180deg, oklch(0.05 0 0 / 0.55) 0%, transparent 34%, oklch(0.05 0 0 / 0.82) 100%);
}

.hero::after {
  position: absolute;
  inset: auto 0 0;
  z-index: -1;
  height: 26%;
  content: "";
  background: linear-gradient(180deg, transparent, var(--bg-deep));
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  max-width: none;
  margin: 0;
  aspect-ratio: auto;
  border: 0;
  border-radius: 0;
  background: none;
  box-shadow: none;
}

.hero-media img {
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: cover;
  object-position: 50% 50%;
  filter: saturate(0.97) contrast(1.06) brightness(0.95);
}

.hero-media::after {
  content: none;
}

.hero-copy {
  position: relative;
  z-index: 1;
  grid-area: copy;
  width: 100%;
  max-width: 42rem;
}

.hero-logo {
  width: clamp(170px, 21vw, 260px);
  height: auto;
  margin-bottom: clamp(1.1rem, 2vw, 1.6rem);
  filter: drop-shadow(0 14px 34px oklch(0 0 0 / 0.55));
}

.signal,
.section-kicker,
.duration {
  color: var(--brand);
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0;
}

.hero-text {
  max-width: 620px;
  margin-top: 1.2rem;
  color: var(--text);
  font-size: clamp(1.08rem, 1.6vw, 1.34rem);
  font-weight: 500;
  text-wrap: pretty;
}

.hero-actions,
.application-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.8rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0.8rem 1.15rem;
  font-weight: 800;
  line-height: 1;
  transition:
    transform 180ms var(--ease),
    border-color 180ms var(--ease),
    background 180ms var(--ease),
    color 180ms var(--ease);
}

.btn:hover,
.btn:focus-visible,
.price-link:hover,
.price-link:focus-visible {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--brand);
  color: var(--bg-deep);
  box-shadow: 0 16px 36px oklch(0.9 0.18 124 / 0.2);
}

.btn-secondary {
  border-color: var(--line);
  background: oklch(0.08 0 0 / 0.54);
  color: var(--text);
}

/* WhatsApp: markanın kendi yeşili, sitenin lime yeşiliyle karışmasın */
.btn-whatsapp {
  gap: 0.5rem;
  background: #25d366;
  color: #05301b;
  box-shadow: 0 16px 36px oklch(0.75 0.19 152 / 0.24);
}

.btn-whatsapp:hover,
.btn-whatsapp:focus-visible {
  background: #1fbe5a;
}

.wa-icon {
  width: 1.15em;
  height: 1.15em;
  flex: 0 0 auto;
  fill: currentColor;
}

.application-phone {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.2rem;
  color: #25d366;
  font-family: "Teko", "Arial Narrow", Impact, sans-serif;
  font-size: 2.1rem;
  line-height: 1;
  transition: opacity 200ms var(--ease);
}

.application-phone:hover,
.application-phone:focus-visible {
  opacity: 0.82;
}

/* Sayfanın her yerinden ulaşılabilen sabit buton */
.wa-float {
  position: fixed;
  right: clamp(0.9rem, 3vw, 1.6rem);
  bottom: clamp(0.9rem, 3vw, 1.6rem);
  z-index: 30;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border-radius: 999px;
  background: #25d366;
  color: #05301b;
  padding: 0.85rem 1.15rem;
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 18px 44px oklch(0 0 0 / 0.55);
  transition:
    transform 220ms var(--ease),
    background 220ms var(--ease);
}

.wa-float:hover,
.wa-float:focus-visible {
  background: #1fbe5a;
  transform: translateY(-3px);
}

.wa-float .wa-icon {
  width: 1.35rem;
  height: 1.35rem;
}

.site-footer a {
  color: #25d366;
  font-weight: 700;
}

.faq-list a {
  color: var(--brand);
  font-weight: 700;
}

.hero-rail {
  position: relative;
  grid-area: rail;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: 100%;
  margin-top: clamp(0.3rem, 1vw, 0.8rem);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.hero-rail span {
  min-width: 0;
  padding: 0.85rem 0.8rem;
  border-right: 1px solid var(--line);
  font-size: 0.9rem;
  font-weight: 700;
}

.hero-rail strong {
  color: var(--brand);
  font-family: "Teko", "Arial Narrow", Impact, sans-serif;
  font-size: 1.55rem;
  line-height: 0.8;
  text-transform: uppercase;
}

.hero-rail span:first-child {
  padding-left: 0;
}

.hero-rail span:last-child {
  border-right: 0;
}

.band,
.programs,
.results,
.faq,
.application,
.credibility {
  padding-inline: clamp(1rem, 4vw, 2.5rem);
}

.band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, oklch(0.2 0.005 270 / 0.9), oklch(0.13 0.003 270 / 0.88));
}

.intro,
.performance,
.system,
.case,
.difference,
.pricing,
.faq {
  padding-block: clamp(4.4rem, 9vw, 8rem);
}

.section-head,
.results-head,
.intro-grid,
.performance-layout,
.system-list,
.case-layout,
.difference-grid,
.pricing-head,
.price-grid,
.included,
.results-note,
.pricing-note,
.faq-list,
.application {
  max-width: var(--max);
  margin-inline: auto;
}

.section-head {
  display: grid;
  gap: 0.85rem;
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}

.lead {
  max-width: 100%;
  color: var(--text);
  font-size: clamp(1.4rem, 3vw, 2.15rem);
  font-weight: 800;
  line-height: 1.16;
  text-wrap: balance;
  overflow-wrap: break-word;
}

.bio-copy {
  display: grid;
  gap: 1.1rem;
  color: var(--muted);
  font-size: 1.06rem;
}

.credibility {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  max-width: var(--max);
  margin: 0 auto;
  padding-block: 1.4rem;
}

.credibility-item {
  padding: 1.15rem clamp(0.9rem, 2vw, 1.4rem);
  border-right: 1px solid var(--line);
}

.credibility-item:first-child {
  padding-left: 0;
}

.credibility-item:last-child {
  border-right: 0;
}

.credibility-item strong {
  display: block;
  color: var(--brand);
  font-family: "Teko", "Arial Narrow", Impact, sans-serif;
  font-size: clamp(2.1rem, 4vw, 3.4rem);
  line-height: 0.95;
  text-transform: uppercase;
}

.credibility-item span {
  display: block;
  margin-top: 0.25rem;
  color: var(--muted);
  font-weight: 700;
}

.performance {
  position: relative;

  /* hidden yerine clip: sol sütunun sticky davranışı bozulmasın */
  overflow: clip;
}

.performance::before {
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, transparent, oklch(0.9 0.18 124 / 0.74), transparent);
}

/* Sol sütun ekrana sabitlenir, fotoğraflar yanından akar. */
.performance-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.performance-copy {
  position: sticky;
  top: calc(74px + clamp(1.5rem, 4vw, 3rem));
  display: grid;
  gap: 1rem;
}

.performance-copy h2 {
  max-width: 12ch;
}

.performance-copy > p:not(.section-kicker) {
  max-width: 46ch;
  color: var(--muted);
  font-size: 1.04rem;
}

.performance-points {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.4rem;
}

.performance-points span {
  border: 1px solid oklch(0.9 0.18 124 / 0.42);
  border-radius: var(--radius);
  background: oklch(0.9 0.18 124 / 0.11);
  color: var(--brand);
  padding: 0.55rem 0.7rem;
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1;
}

.performance-link {
  width: fit-content;
  margin-top: 0.5rem;
  border-bottom: 2px solid oklch(0.9 0.18 124 / 0.5);
  color: var(--brand);
  padding-bottom: 0.2rem;
  font-weight: 800;
  transition: border-color 200ms var(--ease);
}

.performance-link:hover,
.performance-link:focus-visible {
  border-color: var(--brand);
}

.performance-stack {
  display: grid;
  gap: 1rem;
}

.perf-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.perf-shot {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  aspect-ratio: 3 / 4;
  transition:
    border-color 260ms var(--ease),
    box-shadow 260ms var(--ease);
}

.perf-shot--wide {
  aspect-ratio: 3 / 2;
}

.perf-shot--feature {
  aspect-ratio: 4 / 5;
}

.perf-shot--stage {
  aspect-ratio: 3 / 4;
}

.perf-shot button {
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: zoom-in;
}

.perf-shot video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.98) contrast(1.04);
  transition: transform 700ms var(--ease);
}

/* Video kutuları büyütülmüyor; sessiz döngü olarak yerinde oynar */
.perf-shot--video {
  cursor: default;
}

/* Video kutusu tıklanabilir değil; büyütme oku gösterilmez.
   Çift sınıf kullanılıyor: .perf-shot::after ile aynı özgüllükte kalmasın. */
.perf-shot.perf-shot--video::after {
  content: none;
}

.perf-shot--video:hover video,
.perf-shot--video:focus-within video {
  transform: scale(1.04);
}

.perf-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.96) contrast(1.04);
  transition:
    transform 700ms var(--ease),
    filter 400ms var(--ease);
}

.perf-shot--wide img {
  object-position: 50% 42%;
}

.perf-shot--feature img {
  object-position: 50% 26%;
}

.perf-shot--stage img {
  object-position: 50% 20%;
}

.perf-shot::after {
  position: absolute;
  right: 0.65rem;
  top: 0.65rem;
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 50%;
  background: oklch(0.08 0 0 / 0.72);
  color: var(--brand);
  content: "\2197";
  font-size: 1.05rem;
  font-weight: 900;
  opacity: 0;
  pointer-events: none;
  transition: opacity 240ms var(--ease);
}

.perf-shot:hover,
.perf-shot:focus-within {
  border-color: oklch(0.9 0.18 124 / 0.7);
  box-shadow: 0 28px 80px oklch(0 0 0 / 0.48), 0 0 0 1px oklch(0.9 0.18 124 / 0.25);
}

.perf-shot:hover::after,
.perf-shot:focus-within::after {
  opacity: 1;
}

.perf-shot:hover img,
.perf-shot:focus-within img {
  transform: scale(1.055);
  filter: saturate(1) contrast(1.06) brightness(1.04);
}

.perf-shot figcaption {
  position: absolute;
  bottom: 0.7rem;
  left: 0.7rem;
  z-index: 1;
  border: 1px solid oklch(1 0 0 / 0.14);
  border-radius: var(--radius);
  background: oklch(0.08 0 0 / 0.84);
  color: var(--text);
  padding: 0.42rem 0.6rem;
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1;
  pointer-events: none;
}

/* Sırayla beliriş */
.js .perf-shot {
  opacity: 0;
  transform: translateY(30px) scale(0.98);
  transition:
    opacity 640ms var(--ease),
    transform 640ms var(--ease),
    border-color 260ms var(--ease),
    box-shadow 260ms var(--ease);
  transition-delay: calc(var(--i, 0) * 90ms);
}

.js .performance-stack.is-revealed .perf-shot {
  opacity: 1;
  transform: none;
}

.results {
  padding-block: clamp(4.2rem, 8vw, 7rem);
  background:
    linear-gradient(180deg, oklch(0.08 0 0), oklch(0.13 0.004 270) 48%, oklch(0.08 0 0));
}

.results-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.52fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
  margin-bottom: clamp(1.5rem, 4vw, 2.6rem);
}

.results-head h2 {
  max-width: 22ch;
  font-size: clamp(2.7rem, 5.4vw, 4rem);
}

.results-intro {
  display: grid;
  gap: 0.85rem;
}

.results-intro p {
  max-width: 52ch;
  color: var(--muted);
  font-size: 1.02rem;
}

.results-honesty {
  color: var(--muted-2);
  font-size: 0.94rem;
}

.results-facts {
  display: grid;
  gap: 0.7rem;
  margin: 0.55rem 0 0;
  padding-top: 1.05rem;
  border-top: 1px solid var(--line);
  list-style: none;
}

.results-facts li {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid oklch(1 0 0 / 0.07);
}

.results-facts li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.results-facts strong {
  flex: 0 0 auto;
  min-width: 9.2rem;
  color: var(--brand);
  font-family: "Teko", "Arial Narrow", Impact, sans-serif;
  font-size: 1.7rem;
  line-height: 0.95;
  text-transform: uppercase;
}

.results-facts span {
  flex: 1 1 auto;
  color: var(--muted-2);
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.35;
}

/* Kanıt şeridi: yatay kaydırılan tek sıra. Kartlar aynı kadraja kırpıldığı
   için alt hizası tırtıklanmıyor; hareketi kullanıcı sürer. */
.results-slider {
  max-width: var(--max);
  margin-inline: auto;
  padding-block: 2.6rem 1.4rem;
}

.results-track {
  --per-view: 3;
  --track-gap: 1rem;

  /* flex + flex-shrink:0 — grid'de minmax(0,…) kartları sığdırmak için eziyordu */
  display: flex;
  gap: var(--track-gap);
  overflow-x: auto;

  /* Kartların giriş animasyonu dikey kaydırma açmasın */
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;

  /* Kartın odak halkası ve gölgesi kırpılmasın */
  padding: 0.35rem 0.35rem 1.1rem;
  margin: -0.35rem;
}

.results-track::-webkit-scrollbar {
  display: none;
}

.results-track:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 4px;
}

.result-card {
  position: relative;
  display: block;
  flex: 0 0 calc((100% - (var(--per-view) - 1) * var(--track-gap)) / var(--per-view));
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  color: inherit;
  font: inherit;
  cursor: zoom-in;
  scroll-snap-align: start;

  /* Sabit kutu: şeridin alt hizası düz kalır. Oran, karelerin çoğunun
     (828x1472) oranına yakın seçildi ki yan boşluk minimumda kalsın. */
  aspect-ratio: 5 / 8;
  transition:
    border-color 260ms var(--ease),
    box-shadow 260ms var(--ease);
}

/* Şeridin altındaki gezinme */
.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 0.4rem;
}

.slider-btn {
  display: grid;
  width: 46px;
  height: 46px;
  flex: none;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition:
    border-color 220ms var(--ease),
    background 220ms var(--ease),
    color 220ms var(--ease),
    opacity 220ms var(--ease);
}

.slider-btn svg {
  width: 20px;
  height: 20px;
}

.slider-btn:hover:not(:disabled),
.slider-btn:focus-visible {
  border-color: var(--brand);
  background: var(--brand-soft);
  color: var(--brand);
}

.slider-btn:disabled {
  cursor: default;
  opacity: 0.32;
}

.slider-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  text-align: center;
}

/* Sıralı beliriş */
.js .result-card {
  opacity: 0;
  transform: translateY(30px) scale(0.97);
  transition:
    opacity 640ms var(--ease),
    transform 640ms var(--ease),
    border-color 260ms var(--ease),
    box-shadow 260ms var(--ease);
  transition-delay: calc(var(--i, 0) * 85ms);
}

.js .results-track.is-revealed .result-card {
  opacity: 1;
  transform: none;
}

/* contain: before/after karelerinde kimsenin ayağı/başı kesilmemeli. */
.result-card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: saturate(0.95) contrast(1.04);
  transition:
    transform 680ms var(--ease),
    filter 400ms var(--ease);
}

.result-card::after {
  position: absolute;
  right: 0.6rem;
  bottom: 0.6rem;
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 50%;
  background: oklch(0.08 0 0 / 0.72);
  color: var(--brand);
  content: "\2197";
  font-size: 1.05rem;
  font-weight: 900;
  opacity: 0;
  transition: opacity 220ms var(--ease);
}

/* Süre rozeti: sadece süresi bilinen danışan kartlarında. Sağ altta zoom
   işareti olduğu için sol üstte duruyor. */
.result-badge {
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
  padding: 0.22rem 0.5rem;
  border: 1px solid oklch(0.9 0.18 124 / 0.4);
  border-radius: 999px;
  background: oklch(0.08 0 0 / 0.78);
  backdrop-filter: blur(6px);
  color: var(--brand);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1;
  text-transform: uppercase;
  pointer-events: none;
}

.result-card:hover,
.result-card:focus-visible {
  border-color: oklch(0.9 0.18 124 / 0.7);
  box-shadow: 0 28px 80px oklch(0 0 0 / 0.48), 0 0 0 1px oklch(0.9 0.18 124 / 0.25);
}

.result-card:hover::after,
.result-card:focus-visible::after {
  opacity: 1;
}

.result-card:hover img,
.result-card:focus-visible img {
  transform: scale(1.055);
  filter: saturate(1) contrast(1.06) brightness(1.05);
}

/* Büyütme penceresi */
.lightbox {
  max-width: min(94vw, 900px);
  max-height: 92vh;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-deep);
  overflow: visible;
}

.lightbox::backdrop {
  background: oklch(0.04 0 0 / 0.88);
  backdrop-filter: blur(6px);
}

.lightbox img {
  display: block;
  max-width: 100%;
  max-height: 92vh;
  width: auto;
  margin: 0 auto;
}

.lightbox-close {
  position: absolute;
  top: -14px;
  right: -14px;
  z-index: 1;
  display: grid;
  width: 40px;
  height: 40px;
  cursor: pointer;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
  color: var(--text);
  font-size: 1.4rem;
  line-height: 1;
}

.lightbox-close:hover {
  background: var(--brand);
  color: var(--bg-deep);
}

.results-note {
  margin-top: 1.2rem;
  color: var(--muted);
  font-size: 1.02rem;
}

/* 12 haftalık danışan hikâyesi: solda kanıt karesi, sağda sürecin dökümü. */
.case-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(1.6rem, 4vw, 3.4rem);
  align-items: start;
}

.case-shot {
  position: sticky;
  top: 100px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.case-shot img {
  width: 100%;
  height: auto;
  filter: saturate(0.95) contrast(1.04);
}

.case-shot figcaption {
  padding: 0.85rem 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
}

.case-lead {
  margin: 0 0 clamp(1.6rem, 3vw, 2.4rem);
  color: var(--text);
  font-size: clamp(1.05rem, 1.5vw, 1.24rem);
  text-wrap: pretty;
}

.case-phases {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.case-phase {
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr);
  gap: clamp(0.8rem, 2vw, 1.6rem);
  padding: clamp(1.1rem, 2.4vw, 1.7rem) 0;
  border-bottom: 1px solid var(--line);
}

.case-week {
  color: var(--brand);
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0;
}

.case-phase h3 {
  margin: 0 0 0.4rem;
  font-size: clamp(1.05rem, 1.6vw, 1.24rem);
}

.case-phase p {
  margin: 0;
  color: var(--muted);
  text-wrap: pretty;
}

.case-constant {
  margin-top: clamp(1.6rem, 3vw, 2.4rem);
  padding: clamp(1.2rem, 2.6vw, 1.8rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.case-constant h3 {
  margin: 0 0 0.9rem;
  font-size: 1.05rem;
}

.case-constant ul {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.case-constant li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--muted);
}

.case-constant li::before {
  position: absolute;
  left: 0;
  color: var(--brand);
  content: "\2713";
  font-weight: 900;
}

.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: clamp(1.6rem, 3vw, 2.2rem);
}

.case-note {
  margin: 1.2rem 0 0;
  color: var(--muted-2);
  font-size: 0.9rem;
}

.system-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.system-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 2.5rem);
  padding: clamp(1.2rem, 3vw, 2rem) 0;
  border-bottom: 1px solid var(--line);
}

.row-number {
  color: var(--brand);
  font-family: "Teko", "Arial Narrow", Impact, sans-serif;
  font-size: 2.4rem;
  line-height: 1;
}

.system-row p,
.program-card p,
.difference-item p,
.pricing-head p,
.faq-list p,
.application-copy p {
  max-width: 65ch;
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 1.02rem;
}

.programs {
  padding-block: clamp(4rem, 8vw, 7rem);
}

.program-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
}

.program-card,
.difference-item,
.price-card,
.included {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface), oklch(0.18 0.004 270));
  box-shadow: var(--shadow);
}

.program-card {
  min-height: 230px;
  padding: clamp(1.2rem, 3vw, 1.6rem);
}

.program-card h3 {
  max-width: none;
  overflow-wrap: normal;
}

.difference-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.difference-item {
  min-height: 280px;
  padding: clamp(1.2rem, 3vw, 1.6rem);
}

.difference-item h3 {
  max-width: none;
  overflow-wrap: normal;
}

.pricing-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.55fr);
  gap: clamp(1.4rem, 4vw, 3rem);
  align-items: end;
  margin-bottom: clamp(1.6rem, 4vw, 3rem);
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.price-card {
  position: relative;
  display: flex;
  min-height: 250px;
  flex-direction: column;
  padding: 1.35rem;
  overflow: hidden;
}

.price-card::after {
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 170px;
  height: 170px;
  border: 24px solid oklch(1 0 0 / 0.05);
  border-radius: 50%;
  content: "";
}

.price-card.featured {
  border-color: oklch(0.9 0.18 124 / 0.76);
  background:
    linear-gradient(180deg, oklch(0.9 0.18 124 / 0.12), transparent 38%),
    linear-gradient(180deg, var(--surface-strong), oklch(0.18 0.004 270));
}

.pricing-head .campaign-flag {
  display: inline-flex;
  align-items: center;
  margin-bottom: 0.85rem;
  border: 1px solid var(--sale);
  border-radius: var(--radius);
  background: oklch(0.64 0.23 26 / 0.16);
  color: var(--sale);
  padding: 0.45rem 0.7rem;
  font-size: 0.88rem;
  font-weight: 800;
  line-height: 1.1;
}

.save-flag {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 1;
  border-bottom-left-radius: var(--radius);
  background: var(--sale);
  color: oklch(0.99 0 0);
  padding: 0.36rem 0.62rem;
  font-size: 0.82rem;
  font-weight: 900;
  line-height: 1;
}

.duration {
  margin-bottom: 0.65rem;
  padding-right: 5.5rem;
}

.price-block {
  margin-top: auto;
  padding-top: 1.3rem;
}

.old-price {
  position: relative;
  z-index: 1;
  width: fit-content;
  margin: 0 0 0.2rem;
  color: var(--muted-2);
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: line-through;
  text-decoration-color: var(--sale);
  text-decoration-thickness: 2px;
}

.price {
  position: relative;
  z-index: 1;
  margin-top: 0;
  color: var(--text);
  font-family: "Teko", "Arial Narrow", Impact, sans-serif;
  font-size: clamp(2.7rem, 5vw, 4.2rem);
  line-height: 0.9;
  text-transform: uppercase;
}

.price-card.featured .price {
  color: var(--brand);
}

.pricing-note {
  margin-top: 1.2rem;
  color: var(--muted-2);
  font-size: 0.95rem;
  font-weight: 600;
}

.price-link {
  position: relative;
  z-index: 1;
  display: inline-flex;
  width: fit-content;
  margin-top: 1rem;
  color: var(--brand);
  font-weight: 800;
  transition: transform 180ms var(--ease);
}

.included {
  margin-top: 1rem;
  padding: clamp(1.2rem, 3vw, 1.6rem);
}

.included h3 {
  margin-bottom: 1rem;
}

.included ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.included li {
  position: relative;
  padding-left: 1.2rem;
  color: var(--muted);
  font-weight: 600;
}

.included li::before {
  position: absolute;
  top: 0.7em;
  left: 0;
  width: 0.46rem;
  height: 0.46rem;
  border-radius: 50%;
  background: var(--brand);
  content: "";
  transform: translateY(-50%);
}

.faq {
  background: oklch(0.09 0 0);
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface), oklch(0.16 0.004 270));
  box-shadow: var(--shadow);
}

.faq-list summary {
  display: flex;
  min-height: 66px;
  cursor: pointer;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.2rem;
  color: var(--text);
  font-weight: 800;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  display: grid;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: var(--brand);
  color: var(--bg-deep);
  content: "+";
  font-weight: 900;
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list details p {
  margin: 0;
  padding: 0 1.2rem 1.2rem;
}

.application {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: end;
  padding-block: clamp(4.2rem, 8vw, 7rem);
}

.application-copy h2 {
  max-width: 11ch;
}

.application-actions {
  justify-content: flex-end;
  margin-top: 0;
}

.site-footer {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  padding: 1.2rem clamp(1rem, 4vw, 2.5rem) clamp(5.5rem, 8vw, 6.5rem);
  border-top: 1px solid var(--line);
  color: var(--muted-2);
  font-size: 0.9rem;
}

.site-footer p:last-child {
  max-width: 640px;
  text-align: right;
}

.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 1;
  transform: translateY(14px);
  transition:
    opacity 540ms var(--ease),
    transform 540ms var(--ease);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--brand);
  outline-offset: 3px;
}

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: fixed;
    top: 74px;
    right: 1rem;
    left: 1rem;
    display: grid;
    gap: 0;
    padding: 0.5rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
    transform: translateY(-18px);
    visibility: hidden;
    opacity: 0;
    transition:
      opacity 180ms var(--ease),
      transform 180ms var(--ease),
      visibility 180ms var(--ease);
  }

  .site-nav.is-open {
    transform: translateY(0);
    visibility: visible;
    opacity: 1;
  }

  .site-nav a {
    padding: 0.9rem;
  }

  /* Telefonda 16:9 banner çok kısalır ve Burak kaybolur:
     fotoğrafı üste blok olarak alıp ona odaklı dikey kadraja kırpıyoruz. */
  .hero {
    grid-template-areas:
      "media"
      "copy"
      "rail";
    align-content: start;
    min-height: 0;
    row-gap: clamp(1.4rem, 4vw, 2rem);
    padding-top: clamp(0.75rem, 3vw, 1.5rem);
  }

  .hero::before,
  .hero::after {
    content: none;
  }

  .hero-media {
    position: relative;
    grid-area: media;

    /* aspect-ratio + max-height birlikte genişliği de kısar ve fotoğraf
       kenara dayanmaz; onun yerine yüksekliği doğrudan veriyoruz.
       125vw = tam genişlikte 4/5 kadraj, 58vh üst sınır. */
    aspect-ratio: auto;
    height: min(58vh, 125vw);

    /* width: 100% negatif kenar boşluğunu yutar; auto olmalı ki iki kenara da dayansın */
    width: auto;
    margin-inline: calc(-1 * var(--edge));
    overflow: hidden;
  }

  .hero-media img {
    object-position: 76% 50%;
    filter: saturate(0.99) contrast(1.05);
  }

  /* Fotoğrafla yazı arasında yumuşak geçiş */
  .hero-media::after {
    position: absolute;
    inset: auto 0 0;
    height: 24%;
    content: "";
    background: linear-gradient(180deg, transparent, var(--bg-deep));
  }

  .hero-copy {
    max-width: none;
  }

  .hero-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-rail span:nth-child(2) {
    border-right: 0;
  }

  .hero-rail span:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

  /* Tablette üç kart dar kalıyor, ikiye düşürüyoruz. */
  .results-track {
    --per-view: 2;
  }

  .intro-grid,
  .performance-layout,
  .results-head,
  .pricing-head,
  .case-layout,
  .application {
    grid-template-columns: 1fr;
  }

  /* Tek sütuna düşünce yapışkanlık anlamsız, fotoğraf da ekranı doldurmasın. */
  .case-shot {
    position: static;
    max-width: 460px;
  }

  .performance-copy {
    position: static;
    top: auto;
  }

  .credibility,
  .difference-grid,
  .price-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .credibility-item:nth-child(2) {
    border-right: 0;
  }

  .credibility-item:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

  .included ul {
    grid-template-columns: 1fr;
  }

  .application-actions {
    justify-content: flex-start;
  }

  .site-footer {
    display: grid;
  }

  .site-footer p:last-child {
    text-align: left;
  }
}

@media (max-width: 560px) {
  h1 {
    max-width: 12ch;
    font-size: clamp(3.25rem, 17vw, 4.25rem);
  }

  h2 {
    font-size: clamp(2.55rem, 14vw, 3.4rem);
  }

  .site-header {
    min-height: 68px;
  }

  .brand-lockup {
    width: 148px;
  }

  .brand-lockup img {
    height: 42px;
  }

  .site-nav {
    top: 68px;
  }

  .hero {
    min-height: auto;
  }

  .hero-media {
    height: min(48vh, 125vw);
  }

  /* Kutu kısaldıkça yatayda daha az kırpılıyor; salonun boş sol tarafı
     girmesin diye kadrajı Burak'ın üstüne kaydırıyoruz. */
  .hero-media img {
    object-position: 88% 50%;
  }

  /* Logo sticky header'da zaten duruyor; telefonda ikinci kez göstermek
     başlığı ilk ekranın dışına itiyor. */
  .hero-logo {
    display: none;
  }

  .hero-actions,
  .application-actions {
    display: grid;
  }

  .wa-float {
    gap: 0;
    padding: 0.9rem;
    border-radius: 50%;
  }

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

  .application-phone {
    font-size: 1.85rem;
  }

  /* Telefonda tek kart tam genişlikte; sonrakinin ucu görünsün ki
     kaydırılabildiği anlaşılsın. */
  .results-slider {
    padding-block: 1.2rem 0.9rem;
  }

  .results-track {
    --track-gap: 0.65rem;
  }

  /* Sonraki kartın ucu görünsün ki kaydırılabildiği anlaşılsın */
  .result-card {
    flex-basis: 82%;
  }

  .result-card::after {
    opacity: 1;
    width: 26px;
    height: 26px;
    font-size: 0.85rem;
  }

  .result-badge {
    top: 0.4rem;
    left: 0.4rem;
    padding: 0.18rem 0.4rem;
    font-size: 0.6rem;
  }

  /* Telefonda hafta etiketi üstte, metin altta okunur */
  .case-phase {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .case-actions {
    display: grid;
  }

  .perf-row {
    gap: 0.65rem;
  }

  .performance-stack {
    gap: 0.65rem;
  }

  .perf-shot::after {
    opacity: 1;
    width: 26px;
    height: 26px;
    font-size: 0.85rem;
  }

  .hero-text {
    max-width: 32ch;
    font-size: 1rem;
  }

  .btn {
    width: 100%;
  }

  .hero-rail {
    font-size: 0.85rem;
  }

  .hero-rail span {
    padding: 0.72rem 0.5rem;
    overflow-wrap: anywhere;
  }

  .hero-rail strong {
    display: block;
    margin-bottom: 0.16rem;
  }

  .credibility,
  .difference-grid,
  .price-grid {
    grid-template-columns: 1fr;
  }

  .credibility-item,
  .credibility-item:first-child {
    padding-left: 0;
    border-right: 0;
  }

  .credibility-item + .credibility-item {
    border-top: 1px solid var(--line);
  }

  .system-row {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .program-card,
  .difference-item,
  .price-card {
    min-height: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}