:root {
  --bg: #07090d;
  --bg-2: #0f1620;
  --panel: rgba(11, 15, 22, 0.72);
  --panel-strong: rgba(15, 20, 29, 0.88);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --text: #f5f7fb;
  --muted: #a1adb8;
  --accent: #d8ff67;
  --accent-2: #7eb6ff;
  --accent-3: #ff9d57;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
  --radius: 26px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(126, 182, 255, 0.12), transparent 24%),
    radial-gradient(circle at 85% 14%, rgba(216, 255, 103, 0.08), transparent 18%),
    radial-gradient(circle at 50% 120%, rgba(255, 157, 87, 0.08), transparent 22%),
    linear-gradient(180deg, #06080c 0%, #0b1118 46%, #080b10 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

a {
  color: inherit;
}

.page-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at center, black 40%, transparent 82%);
}

.orb {
  position: fixed;
  border-radius: 999px;
  filter: blur(70px);
  opacity: 0.32;
  pointer-events: none;
}

.orb-a {
  width: 380px;
  height: 380px;
  top: -80px;
  right: -40px;
  background: rgba(126, 182, 255, 0.2);
}

.orb-b {
  width: 300px;
  height: 300px;
  left: -90px;
  bottom: 80px;
  background: rgba(216, 255, 103, 0.12);
}

.site-shell {
  position: relative;
  z-index: 1;
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 8px 0 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 18px rgba(216, 255, 103, 0.45);
}

.top-links {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.top-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
}

.top-links a:hover {
  color: var(--text);
}

.eyebrow,
.note-label,
.feature-index {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
  gap: 28px;
  align-items: center;
  padding: 26px 0 40px;
}

.hero-copy {
  padding-right: 12px;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Space Grotesk", system-ui, sans-serif;
  letter-spacing: -0.05em;
}

h1 {
  margin-top: 12px;
  font-size: clamp(2.9rem, 6vw, 6.2rem);
  line-height: 0.92;
  max-width: 11ch;
}

h2 {
  font-size: clamp(1.5rem, 2vw, 2.3rem);
  line-height: 1;
}

p {
  color: var(--muted);
  line-height: 1.76;
}

.hero-text {
  max-width: 62ch;
  margin: 20px 0 0;
  font-size: 1.02rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 700;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #12180b;
  background: linear-gradient(135deg, var(--accent), #f5ffd1);
  box-shadow: 0 10px 30px rgba(216, 255, 103, 0.18);
}

.button-secondary {
  color: var(--text);
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.035);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.hero-stats div {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.025);
}

.hero-stats strong {
  display: block;
  font-size: 1.05rem;
  color: var(--text);
}

.hero-stats span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.84rem;
}

.hero-visual {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-device-card,
.feature-card,
.narrative-card,
.documents-panel,
.gallery-item,
.closing-banner {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(14px);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card-sheen {
  position: relative;
  overflow: hidden;
}

.card-sheen::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent 32%, transparent 68%, rgba(255,255,255,0.05));
  pointer-events: none;
}

.hero-device-card {
  width: min(100%, 520px);
  padding: 18px;
  background: linear-gradient(180deg, rgba(18, 24, 33, 0.94), rgba(9, 13, 18, 0.92));
}

.hero-device-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 4.7;
  object-fit: cover;
  border-radius: 18px;
}

.floating-note {
  position: absolute;
  max-width: 230px;
  padding: 14px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: var(--panel-strong);
  box-shadow: var(--shadow);
}

.floating-note-top {
  top: 46px;
  left: 0;
}

.floating-note-bottom {
  right: 8px;
  bottom: 36px;
}

.floating-note p {
  margin: 8px 0 0;
  font-size: 0.92rem;
}

.intro-band {
  margin: 6px 0 34px;
  padding: 22px 26px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.intro-band p {
  max-width: 78ch;
  margin: 0;
  color: #c2ccd7;
  font-size: 1.04rem;
}


.why-section {
  margin-top: 34px;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.why-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.02));
  border-radius: 24px;
  padding: 22px;
  box-shadow: var(--shadow);
}

.why-card h3 {
  margin-top: 12px;
  font-size: 1.32rem;
}

.why-card p {
  margin-top: 10px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  padding: 22px;
}

.feature-card h2 {
  margin-top: 12px;
  font-size: 1.5rem;
}

.feature-card p {
  margin-top: 12px;
}

.split-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.narrative-card {
  padding: 26px;
}

.narrative-card h2 {
  margin-top: 10px;
  max-width: 14ch;
}

.narrative-card p:last-child {
  margin-top: 14px;
}

.documents-panel {
  margin-top: 34px;
  padding: 26px;
}

.section-heading {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 18px;
}

.section-heading-inline {
  flex-direction: row;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
}

.section-copy {
  max-width: 48ch;
  margin: 0;
}

.document-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.document-link {
  display: block;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.026);
  text-decoration: none;
}

.document-link:hover {
  border-color: rgba(216, 255, 103, 0.34);
  background: rgba(255, 255, 255, 0.04);
}

.document-link span {
  display: block;
  color: var(--text);
  font-weight: 700;
}

.document-link small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.6;
}

.gallery-section {
  margin-top: 34px;
}

.gallery-grid-pro {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 16px;
  margin-top: 18px;
}

.gallery-item {
  overflow: hidden;
  min-height: 240px;
}

.gallery-item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 260ms ease;
}

.gallery-item:hover img {
  transform: scale(1.03);
}

.gallery-item-large {
  grid-row: span 2;
  min-height: 520px;
}

.gallery-item-wide {
  grid-column: span 2;
  min-height: 320px;
}

.closing-banner {
  margin-top: 38px;
  padding: 28px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
}

.closing-banner h2 {
  max-width: 18ch;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px 2px 0;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 1080px) {
  .hero,
  .feature-grid,
  .split-section,
  .document-grid,
  .gallery-grid-pro,
  .closing-banner {
    grid-template-columns: 1fr;
    display: grid;
  }

  .closing-banner {
    align-items: start;
  }

  .hero-visual {
    min-height: auto;
    padding-top: 12px;
  }

  .floating-note {
    position: static;
    max-width: none;
    margin-top: 12px;
  }

  .gallery-item-large,
  .gallery-item-wide {
    grid-row: auto;
    grid-column: auto;
    min-height: 280px;
  }
}

@media (max-width: 720px) {
  .site-shell {
    width: min(100% - 20px, 1240px);
    padding-top: 14px;
  }

  .topbar,
  .top-links,
  .hero-actions,
  .footer,
  .section-heading-inline {
    flex-direction: column;
    align-items: flex-start;
  }

  h1 {
    font-size: clamp(2.5rem, 12vw, 4rem);
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .documents-panel,
  .narrative-card,
  .feature-card,
  .closing-banner {
    padding: 20px;
  }
}


body.lightbox-open {
  overflow: hidden;
}

.gallery-trigger {
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}

.gallery-trigger img {
  display: block;
  width: 100%;
  height: 100%;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
}

.lightbox[hidden] {
  display: none;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 7, 11, 0.9);
  backdrop-filter: blur(10px);
}

.lightbox-figure {
  position: relative;
  z-index: 1;
  margin: 0;
  max-width: min(1200px, calc(100vw - 64px));
  max-height: calc(100vh - 88px);
}

.lightbox-figure img {
  display: block;
  max-width: 100%;
  max-height: calc(100vh - 88px);
  border-radius: 22px;
  border: 1px solid var(--line-strong);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.45);
}

.lightbox-close {
  position: absolute;
  top: 22px;
  right: 22px;
  z-index: 2;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}


[data-lang] {
  display: none;
}

body[data-lang="tr"] [data-lang="tr"],
body[data-lang="en"] [data-lang="en"] {
  display: inline;
}

body[data-lang="tr"] p > [data-lang="tr"],
body[data-lang="tr"] small > [data-lang="tr"],
body[data-lang="tr"] h1 > [data-lang="tr"],
body[data-lang="tr"] h2 > [data-lang="tr"],
body[data-lang="tr"] h3 > [data-lang="tr"],
body[data-lang="en"] p > [data-lang="en"],
body[data-lang="en"] small > [data-lang="en"],
body[data-lang="en"] h1 > [data-lang="en"],
body[data-lang="en"] h2 > [data-lang="en"],
body[data-lang="en"] h3 > [data-lang="en"] {
  display: inline;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.03);
}

.lang-btn {
  min-width: 44px;
  min-height: 34px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.lang-btn.is-active {
  background: rgba(255,255,255,0.1);
  color: var(--text);
}