/* =========================================================
   01 — DESIGN TOKENS
   DIP: bileşenler somut renk değil, anlamsal belirteçlere bağlıdır.
   OCP: koyu tema, bileşen kurallarını değiştirmeden belirteçleri genişletir.
   ========================================================= */

:root {
  color-scheme: light;

  --yellow: #facc15;
  --yellow-light: #fde047;
  --yellow-dark: #eab308;
  --accent: var(--yellow);
  --accent-contrast: #111111;
  --accent-soft: rgba(250, 204, 21, 0.18);
  --accent-text: #8a6800;
  --orange: #ea580c;

  --black: #111111;
  --black-2: #181818;
  --black-3: #242424;
  --white: #ffffff;
  --off-white: #fafafa;

  --gray-50: #f8f8f8;
  --gray-100: #f1f1f1;
  --gray-200: #e5e5e5;
  --gray-300: #d4d4d4;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;

  --bg: var(--white);
  --bg-muted: var(--gray-50);
  --surface: var(--white);
  --surface-muted: var(--gray-100);
  --text: #404040;
  --text-dark: #111111;
  --text-muted: #737373;
  --text-inverse: #ffffff;
  --border: #e5e5e5;
  --ink: #111111;

  --nav-bg: transparent;
  --nav-fg: var(--gray-600);
  --nav-logo: var(--black);
  --nav-accent: var(--yellow-dark);
  --hero-bg:
    radial-gradient(circle at 85% 20%, rgba(250, 204, 21, 0.07), transparent 32%),
    radial-gradient(circle at 15% 80%, rgba(0, 0, 0, 0.03), transparent 28%),
    var(--white);
  --band-bg: var(--black);
  --band-fg: #ffffff;
  --band-muted: #a3a3a3;
  --fcl-bg: var(--yellow);
  --fcl-fg: var(--black);
  --footer-bg: var(--black);
  --card-shadow: 0 12px 35px rgba(0, 0, 0, 0.09);
  --media-shadow:
    0 18px 40px rgba(0, 0, 0, 0.18),
    0 6px 14px rgba(0, 0, 0, 0.1);
  --check-bg: #facc15;
  --check-stroke: #111111;
  --code-fg: rgba(17, 17, 17, 0.55);
  --shop-fg: var(--black);

  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --radius-xl: 34px;
  --radius-pill: 999px;

  --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 12px 35px rgba(0, 0, 0, 0.09);
  --shadow-lg: 0 25px 70px rgba(0, 0, 0, 0.13);

  --container: 1380px;
  --nav-offset: 90px;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Orbitron", sans-serif;
  --font-mono: "Fira Code", Consolas, Monaco, monospace;

  --space-section: 90px;
  --product-media-h: 420px;
  --ease: 0.25s ease;
}

html[data-theme="dark"] {
  color-scheme: dark;

  --yellow: #fbbf24;
  --yellow-light: #fde68a;
  --yellow-dark: #f59e0b;
  --accent: #fb923c;
  --accent-contrast: #1a1520;
  --accent-soft: rgba(251, 146, 60, 0.15);
  --accent-text: #fdba74;
  --orange: #fb923c;

  --black: #f1e8dc;
  --black-2: #1a1520;
  --black-3: #241c28;
  --white: #14101a;
  --off-white: #1a1520;

  --gray-50: #14101a;
  --gray-100: #1e1824;
  --gray-200: #2a2230;
  --gray-300: #3d3448;
  --gray-500: #b8a99a;
  --gray-600: #d4c4b0;
  --gray-700: #f1e8dc;

  --bg: #16121c;
  --bg-muted: #1a1520;
  --surface: #221c2a;
  --surface-muted: #2a2230;
  --text: #e8dcc8;
  --text-dark: #fff7ed;
  --text-muted: #c4b5a5;
  --text-inverse: #fff7ed;
  --border: #3d2e28;
  --ink: #fff7ed;

  --nav-bg: rgba(20, 16, 26, 0.92);
  --nav-fg: #c4b5a5;
  --nav-logo: #fff7ed;
  --nav-accent: #fb923c;
  --hero-bg:
    radial-gradient(ellipse at 70% 20%, rgba(251, 146, 60, 0.18) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(234, 88, 12, 0.1) 0%, transparent 45%),
    linear-gradient(160deg, #1a1520 0%, #1e1828 40%, #241c2e 100%);
  --band-bg: #16121c;
  --band-fg: #fff7ed;
  --band-muted: #c4b5a5;
  --fcl-bg:
    radial-gradient(ellipse at 30% 50%, rgba(251, 146, 60, 0.12) 0%, transparent 55%),
    linear-gradient(160deg, #1a1520, #221828);
  --fcl-fg: #fff7ed;
  --footer-bg: #120e16;
  --card-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
  --media-shadow:
    0 18px 40px rgba(0, 0, 0, 0.55),
    0 6px 14px rgba(0, 0, 0, 0.35);
  --check-bg: #fb923c;
  --check-stroke: #1a1520;
  --code-fg: rgba(241, 245, 249, 0.22);
  --shop-fg: #ffffff;
}
/* =========================================================
   02 — BASE
   SRP: sıfırlama ve tipografi. Bileşen görünümü burada yoktur.
   ========================================================= */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-offset);
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4,
.section-header h2,
.product-item h3,
.feature h3,
.step h4,
.cta-box h2,
.fcl-content h2,
.typewriter-line {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
}

img { max-width: 100%; }

button, a { -webkit-tap-highlight-color: transparent; }

a { color: inherit; }

::selection {
  background: var(--accent);
  color: var(--accent-contrast);
}

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}
/* =========================================================
   03 — LAYOUT
   SRP: sayfa iskeleti ve bölüm başlığı.
   ========================================================= */

section { padding: var(--space-section) 24px; }

.section-inner {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
}

.section-header {
  max-width: 760px;
  margin: 0 auto 55px;
  text-align: center;
}

.section-header .tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  margin-bottom: 14px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent-text);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-header h2 {
  margin-bottom: 14px;
  color: var(--text-dark);
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.1;
  letter-spacing: -0.045em;
  font-weight: 900;
}

.section-header p {
  max-width: 650px;
  margin: auto;
  color: var(--text-muted);
  font-size: 17px;
  line-height: 1.75;
}
/* =========================================================
   04 — NAVIGATION
   SRP: üst gezinme, dil anahtarı, tema anahtarı, mobil menü.
   ========================================================= */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 14px 24px;
  background: var(--nav-bg);
  border-bottom: 1px solid transparent;
  transition: background 0.35s ease, box-shadow 0.35s ease, backdrop-filter 0.35s ease;
}

html[data-theme="dark"] nav {
  border-bottom-color: rgba(251, 146, 60, 0.2);
  backdrop-filter: blur(14px);
}

.nav-inner {
  max-width: var(--container);
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--nav-logo);
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.055em;
  transition: transform 0.25s ease, color 0.25s ease;
}

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

.logo span { color: var(--nav-accent); }

nav.scrolled {
  background: rgba(17, 17, 17, 0.94);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.14);
}

nav.scrolled .logo { color: var(--white, #fff); }
nav.scrolled .logo span { color: var(--yellow); }

html[data-theme="dark"] nav.scrolled .logo { color: #fff7ed; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 5px;
}

.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 9px 13px;
  color: var(--nav-fg);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.nav-links a:hover {
  color: var(--ink);
  background: var(--accent-soft);
  transform: translateY(-1px);
}

nav.scrolled .nav-links a:not(.btn-shop) { color: #d4d4d4; }
nav.scrolled .nav-links a:hover {
  color: var(--yellow);
  background: rgba(255, 255, 255, 0.08);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  background: var(--surface-muted);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  flex-shrink: 0;
}

.lang-btn {
  appearance: none;
  border: none;
  cursor: pointer;
  padding: 6px 13px;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.02em;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

.lang-btn:hover { color: var(--ink); }

.lang-btn.active {
  background: var(--accent);
  color: var(--accent-contrast);
  box-shadow: 0 3px 10px rgba(250, 204, 21, 0.35);
}

.lang-btn:active { transform: scale(0.94); }

nav.scrolled .lang-switch {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.14);
}

nav.scrolled .lang-btn { color: #d4d4d4; }
nav.scrolled .lang-btn:hover { color: #fff; }
nav.scrolled .lang-btn.active {
  background: var(--yellow);
  color: #111;
}

.nav-toggle {
  display: none;
  position: relative;
  z-index: 210;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle .bar {
  display: block;
  width: 100%;
  height: 3px;
  border-radius: 3px;
  background: var(--ink);
  transition: transform 0.3s ease, opacity 0.25s ease, background 0.3s ease;
}

nav.scrolled .nav-toggle .bar { background: #fff; }
html[data-theme="dark"] .nav-toggle .bar { background: #fdba74; }

.nav-toggle.active .bar:nth-child(1) { transform: translateY(8.5px) rotate(45deg); }
.nav-toggle.active .bar:nth-child(2) { opacity: 0; }
.nav-toggle.active .bar:nth-child(3) { transform: translateY(-8.5px) rotate(-45deg); }

.nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(17, 17, 17, 0.5);
  z-index: 190;
  opacity: 0;
  transition: opacity 0.3s ease;
}

body.menu-open .nav-backdrop { display: block; opacity: 1; }
body.menu-open { overflow: hidden; }

.theme-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-left: 6px;
  padding: 0;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--off-white);
  color: var(--gray-600);
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.2s ease, color 0.2s ease;
}

.theme-toggle:hover {
  transform: translateY(-1px);
  border-color: var(--accent);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  display: block;
  color: currentColor;
}

.theme-toggle .theme-icon {
  position: static;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.theme-toggle .theme-icon-sun { display: block; }
.theme-toggle .theme-icon-moon { display: none; }

html[data-theme="dark"] .theme-toggle {
  color: #fdba74;
  background: #1a1520;
  border-color: rgba(251, 146, 60, 0.35);
}

html[data-theme="dark"] .theme-toggle .theme-icon-sun { display: none; }
html[data-theme="dark"] .theme-toggle .theme-icon-moon { display: block; }

nav.scrolled .theme-toggle {
  color: var(--yellow);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
}
/* =========================================================
   05 — BUTTONS
   SRP: etkileşimli eylem stilleri.
   OCP: .btn-primary / .btn-dark / .btn-outline varyant ekler, temeli bozmaz.
   ========================================================= */

.btn-shop {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: var(--shop-fg);
  border: 2px solid var(--accent);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  overflow: hidden;
  box-shadow: 0 7px 20px rgba(250, 204, 21, 0.28);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.btn-shop::before,
.btn-primary::before {
  content: "";
  position: absolute;
  top: 0;
  left: -130%;
  width: 65%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.7), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
}

.btn-shop:hover {
  background: var(--yellow-light);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 32px rgba(250, 204, 21, 0.38);
}

.btn-shop:hover::before,
.btn-primary:hover::before { left: 150%; }

.btn-shop:active { transform: scale(0.97); }

.btn-shop span,
.btn-shop svg { position: relative; z-index: 2; }

.btn-shop svg { transition: transform 0.25s ease; }
.btn-shop:hover svg { transform: rotate(-8deg) scale(1.08); }

html[data-theme="dark"] .btn-shop svg { stroke: currentColor; }

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 50px;
  padding: 13px 25px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn:hover { transform: translateY(-3px); }
.btn:active { transform: translateY(-1px) scale(0.98); }

.btn-primary {
  background: var(--accent);
  color: var(--accent-contrast);
  border-color: var(--accent);
  box-shadow: 0 9px 24px rgba(250, 204, 21, 0.3);
}

html[data-theme="dark"] .btn-primary {
  background: linear-gradient(135deg, #fb923c, #f59e0b);
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(251, 146, 60, 0.35);
}

.btn-primary:hover {
  background: var(--yellow-light);
  box-shadow: 0 16px 35px rgba(250, 204, 21, 0.4);
}

.btn-dark {
  background: #111111;
  color: #ffffff;
  border-color: #111111;
  box-shadow: 0 9px 24px rgba(0, 0, 0, 0.18);
}

html[data-theme="dark"] .btn-dark {
  background: #2a2230;
  color: #f1e8dc;
  border-color: rgba(251, 146, 60, 0.3);
}

.btn-dark:hover {
  background: var(--accent);
  color: var(--accent-contrast);
  border-color: var(--accent);
  box-shadow: 0 15px 32px rgba(250, 204, 21, 0.28);
}

.btn-outline {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--ink);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.06);
}

.btn-outline:hover {
  background: var(--ink);
  color: var(--bg);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.18);
}

.btn-ghost {
  color: var(--ink);
  border-color: var(--border);
  background: transparent;
}

html[data-theme="dark"] .btn-ghost {
  border-color: rgba(251, 146, 60, 0.35);
}

.btn-ghost:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
}
/* =========================================================
   06 — HERO
   SRP: kahraman alanı, galeri ve arka plan kod animasyonu ayrı bloklardır.
   ========================================================= */

.eyebrow-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  font-weight: 700;
  font-size: 15px;
  color: var(--text-muted);
}

.eyebrow-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 130px 24px 80px;
  overflow: hidden;
  background: var(--hero-bg);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(17, 17, 17, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 17, 17, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 90%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -180px;
  top: -180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(250, 204, 21, 0.1), transparent 70%);
  filter: blur(14px);
  pointer-events: none;
  animation: heroGlow 10s ease-in-out infinite;
}

@keyframes heroGlow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-25px, 25px); }
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container);
  margin: auto;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 65px;
  align-items: center;
}

.hero-copy { position: relative; z-index: 2; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px 7px 8px;
  margin-bottom: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 700;
}

.hero-badge span {
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: var(--accent-contrast);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.hero h1 {
  max-width: 700px;
  font-size: clamp(40px, 5vw, 68px);
  line-height: 1.03;
  letter-spacing: -0.055em;
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 22px;
}

.hero h1 .accent,
.hero h1 .aviation,
.hero h1 .dark {
  color: var(--text-dark);
  background: none;
  -webkit-text-fill-color: initial;
}

.hero h1 .accent::after {
  content: "";
  display: block;
  width: 90px;
  height: 7px;
  margin-top: 7px;
  border-radius: var(--radius-pill);
  background: var(--accent);
}

.hero h1 .accent-orange,
.accent-orange { color: var(--orange); }

.typewriter-line {
  min-height: 1.5em;
  margin-bottom: 18px;
  font-size: clamp(21px, 2.5vw, 30px);
  line-height: 1.3;
  font-weight: 800;
  color: var(--text-dark);
}

.typewriter-line .typed { color: var(--text-dark); }

html[data-theme="dark"] .typewriter-line .typed { color: #fdba74; }

.cursor {
  display: inline-block;
  width: 3px;
  height: 1em;
  margin-left: 4px;
  background: var(--yellow-dark);
  vertical-align: -0.1em;
  animation: blink 0.8s step-end infinite;
}

@keyframes blink { 50% { opacity: 0; } }

.hero p {
  max-width: 580px;
  margin-bottom: 30px;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1.75;
  transition: opacity 0.3s ease;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-actions .btn-primary {
  padding: 15px 30px;
  font-size: 16px;
}

.hero-visual {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 840px;
  margin: auto;
  min-height: 540px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 1400px;
  perspective-origin: 50% 42%;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 18%;
  background: radial-gradient(circle, rgba(250, 204, 21, 0.05), transparent 72%);
  filter: blur(40px);
  z-index: -1;
  pointer-events: none;
  animation: aiAura 6s ease-in-out infinite;
}

@keyframes aiAura {
  0%, 100% { transform: scale(1); opacity: 0.4; }
  50% { transform: scale(1.08); opacity: 0.25; }
}

.hero-gallery {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 680px;
  height: 500px;
}

.hero-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.86) translateY(18px);
  filter: blur(4px);
  pointer-events: none;
  transition: opacity 0.55s ease, transform 0.55s ease, filter 0.55s ease;
  background: transparent;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  aspect-ratio: 680 / 500;
  background: transparent;
  filter: drop-shadow(0 22px 30px rgba(0, 0, 0, 0.16));
}

.hero-slide.is-active {
  opacity: 1;
  transform: scale(1) translateY(0);
  filter: blur(0);
  pointer-events: auto;
  z-index: 3;
}

.hero-slide.is-prev,
.hero-slide.is-next {
  opacity: 0.18;
  filter: blur(1px);
  z-index: 1;
}

.hero-slide.is-prev { transform: scale(0.82) translateX(-18%) translateY(10px); }
.hero-slide.is-next { transform: scale(0.82) translateX(18%) translateY(10px); }

.hero-gallery.is-swapping .hero-slide.is-active img {
  animation: heroSlideIn 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes heroSlideIn {
  from { opacity: 0.35; transform: scale(0.92) rotate(-2deg); filter: blur(6px); }
  to { opacity: 1; transform: scale(1) rotate(0); filter: blur(0); }
}

.hero-gallery-dots {
  position: absolute;
  left: 50%;
  bottom: 0;
  display: flex;
  gap: 8px;
  transform: translateX(-50%);
  z-index: 5;
}

.hero-gallery-dots button {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: var(--radius-pill);
  background: rgba(17, 17, 17, 0.22);
  cursor: pointer;
}

.hero-gallery-dots button.active {
  width: 22px;
  background: var(--yellow-dark);
}

html[data-theme="dark"] .hero-gallery-dots button { background: rgba(255, 247, 237, 0.28); }
html[data-theme="dark"] .hero-gallery-dots button.active { background: #fb923c; }

.hero-nav {
  position: absolute;
  top: 50%;
  z-index: 8;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(17, 17, 17, 0.12);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #111;
  font-size: 30px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transform: translateY(-50%);
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.hero-nav span { margin-top: -2px; }
.hero-nav:hover {
  background: rgba(250, 204, 21, 0.42);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
  transform: translateY(-50%) scale(1.06);
}
.hero-nav:active { transform: translateY(-50%) scale(0.96); }
.hero-nav-prev { left: -6px; }
.hero-nav-next { right: -6px; }

html[data-theme="dark"] .hero-nav {
  background: rgba(20, 16, 26, 0.28);
  border-color: rgba(255, 247, 237, 0.16);
  color: #fff7ed;
}

html[data-theme="dark"] .hero-nav:hover { background: rgba(251, 146, 60, 0.35); }

.hero-code-bg {
  position: absolute;
  top: 96px;
  right: 28px;
  width: min(460px, 36vw);
  height: 240px;
  z-index: 3;
  overflow: hidden;
  pointer-events: none;
  border-radius: 16px;
}

.hero-code-bg #code-lines {
  position: absolute;
  top: 4%;
  left: 8%;
  right: 2%;
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.2vw, 17px);
  line-height: 1.85;
  font-weight: 500;
  color: var(--code-fg);
  white-space: pre-wrap;
  word-break: break-word;
}

.hero-code-bg #code-lines .code-line { display: block; }

.hero-code-bg #code-lines .code-line::before {
  content: "› ";
  color: var(--accent);
  font-weight: 900;
  margin-right: 4px;
  opacity: 0.7;
}

.hero-code-bg #code-lines .fn { color: rgba(180, 83, 9, 0.45); font-weight: 700; }
.hero-code-bg #code-lines .kw { color: rgba(124, 58, 237, 0.42); font-weight: 700; }
.hero-code-bg #code-lines .comment { color: rgba(107, 114, 128, 0.5); font-style: italic; }
.hero-code-bg #code-lines .punct { color: rgba(17, 17, 17, 0.18); }

html[data-theme="dark"] .hero-code-bg #code-lines .fn { color: rgba(253, 186, 116, 0.45); }
html[data-theme="dark"] .hero-code-bg #code-lines .kw { color: rgba(251, 146, 60, 0.42); }
html[data-theme="dark"] .hero-code-bg #code-lines .comment { color: rgba(148, 163, 184, 0.4); }
html[data-theme="dark"] .hero-code-bg #code-lines .punct { color: rgba(226, 232, 240, 0.18); }

.hero-code-bg #code-lines .code-cursor {
  display: inline-block;
  width: 8px;
  height: 1em;
  margin-left: 2px;
  background: var(--accent);
  vertical-align: -0.15em;
  animation: codeBlink 0.75s step-end infinite;
}

@keyframes codeBlink {
  0%, 50% { opacity: 1; }
  50.01%, 100% { opacity: 0; }
}
/* =========================================================
   07 — PRODUCTS
   SRP: ürün kartı. Medya boyutu tek yerde tanımlanır.
   ========================================================= */

.products {
  position: relative;
  background: var(--bg-muted);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  max-width: var(--container);
  margin: auto;
  align-items: stretch;
}

.product-item {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease;
}

.product-item.visible { opacity: 1; transform: translateY(0); }

.product-item:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
}

html[data-theme="dark"] .product-item:hover {
  border-color: rgba(251, 146, 60, 0.45);
  box-shadow: 0 12px 36px rgba(251, 146, 60, 0.15);
}

.product-item .product-image {
  position: relative;
  width: 100%;
  height: var(--product-media-h);
  min-height: var(--product-media-h);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  padding: 28px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: linear-gradient(145deg, #fffef2, #fff8c7);
}

.product-item.reverse .product-image {
  background: linear-gradient(145deg, #f4f4f4, #e8e8e8);
}

html[data-theme="dark"] .product-item .product-image {
  background: linear-gradient(160deg, #1e1824, #2a2230);
}

.product-item .product-image img {
  width: 82%;
  height: 82%;
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  border-radius: 20px;
  filter: none;
  box-shadow: var(--media-shadow);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.45s ease;
}

.product-item .product-image img:hover {
  box-shadow: 0 26px 55px rgba(0, 0, 0, 0.24), 0 10px 20px rgba(0, 0, 0, 0.12);
}

.product-item .product-index {
  position: absolute;
  left: 22px;
  bottom: 15px;
  z-index: 1;
  color: rgba(17, 17, 17, 0.08);
  font-size: 60px;
  line-height: 1;
  font-weight: 900;
  letter-spacing: -0.08em;
  pointer-events: none;
  user-select: none;
}

html[data-theme="dark"] .product-item .product-index { color: rgba(251, 146, 60, 0.12); }

.product-item .age-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 4;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  background: #111;
  color: var(--yellow);
  font-size: 12px;
  font-weight: 800;
  box-shadow: 0 5px 14px rgba(0, 0, 0, 0.16);
}

.product-item:nth-child(even) .age-badge {
  background: var(--accent);
  color: var(--accent-contrast);
}

html[data-theme="dark"] .product-item .age-badge {
  background: rgba(26, 21, 32, 0.9);
  color: #fdba74;
  border: 1px solid rgba(251, 146, 60, 0.4);
}

.product-item .product-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: flex-start;
  padding: 32px 32px 30px;
}

.product-item .card-label {
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.product-item h3 {
  margin-bottom: 12px;
  color: var(--text-dark);
  font-size: clamp(22px, 2vw, 26px);
  line-height: 1.15;
  letter-spacing: -0.045em;
  font-weight: 900;
}

.product-item .product-desc {
  margin-bottom: 18px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.65;
}

.product-item .product-list {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 22px;
  list-style: none;
}

.product-item .product-list li {
  position: relative;
  padding-left: 28px;
  color: var(--gray-700);
  font-size: 14.5px;
  line-height: 1.5;
  font-weight: 500;
}

.product-item .product-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  width: 22px;
  height: 22px;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><circle cx='12' cy='12' r='11' fill='%23facc15'/><path d='M7 12.5l3.2 3.2L17 9' fill='none' stroke='%23111111' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'/></svg>") center / 100% 100% no-repeat;
}

html[data-theme="dark"] .product-item .product-list li::before {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><circle cx='12' cy='12' r='11' fill='%23fb923c'/><path d='M7 12.5l3.2 3.2L17 9' fill='none' stroke='%231a1520' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'/></svg>");
}

.product-item .card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 15px;
  margin-top: auto;
}

.product-item .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.product-item .tag-item {
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: var(--surface-muted);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 700;
}

.product-item .go {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  background: #111;
  color: #fff;
  border: 2px solid #111;
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 7px 17px rgba(0, 0, 0, 0.13);
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

html[data-theme="dark"] .product-item .go {
  background: transparent;
  color: var(--accent);
  border-color: transparent;
  box-shadow: none;
}

.product-item .go:hover {
  background: var(--accent);
  color: var(--accent-contrast);
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 12px 25px rgba(250, 204, 21, 0.3);
}

.product-item .go span { transition: transform 0.25s ease; }
.product-item .go:hover span { transform: translateX(5px); }
/* =========================================================
   08 — FUTURE CLASSROOM LAB
   ========================================================= */

.fcl {
  position: relative;
  overflow: hidden;
  background: var(--fcl-bg);
  padding: 100px 24px;
}

.fcl::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  right: -180px;
  top: -220px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.fcl-inner {
  position: relative;
  z-index: 2;
  max-width: var(--container);
  margin: auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 70px;
  align-items: center;
}

.fcl-visual { position: relative; }

.fcl-visual::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 2px solid rgba(17, 17, 17, 0.12);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.fcl-visual img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: var(--radius-lg);
  filter: drop-shadow(0 25px 40px rgba(0, 0, 0, 0.2));
  cursor: zoom-in;
  transition: transform 0.4s ease;
}

.fcl-visual img.zoomed {
  transform: scale(1.05);
  cursor: zoom-out;
}

.fcl-content h2 {
  margin-bottom: 17px;
  color: var(--fcl-fg);
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.045em;
  font-weight: 900;
}

.fcl-content > p {
  margin-bottom: 27px;
  color: color-mix(in srgb, var(--fcl-fg) 78%, transparent);
  font-size: 18px;
  line-height: 1.75;
}

.fcl-list {
  display: flex;
  flex-direction: column;
  gap: 13px;
  margin-bottom: 32px;
  list-style: none;
}

.fcl-list li {
  position: relative;
  padding-left: 34px;
  color: var(--fcl-fg);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 600;
}

.fcl-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1px;
  width: 22px;
  height: 22px;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><circle cx='12' cy='12' r='11' fill='%23111111'/><path d='M7 12.5l3.2 3.2L17 9' fill='none' stroke='%23facc15' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'/></svg>") center / 100% 100% no-repeat;
}

html[data-theme="dark"] .fcl-list li::before {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><circle cx='12' cy='12' r='11' fill='%23fb923c'/><path d='M7 12.5l3.2 3.2L17 9' fill='none' stroke='%231a1520' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'/></svg>");
}
/* =========================================================
   09 — LEARNING PATH
   ========================================================= */

.path {
  position: relative;
  overflow: hidden;
  background: var(--band-bg);
  padding: 100px 24px;
}

.path::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  right: -200px;
  top: -200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(250, 204, 21, 0.16), transparent 70%);
}

.path .section-header { position: relative; z-index: 2; }
.path .section-header .tag { background: var(--accent-soft); color: var(--accent); }
.path .section-header h2 { color: var(--band-fg); }
.path .section-header p { color: var(--band-muted); }

.path-steps {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  max-width: 1200px;
  margin: auto;
  gap: 12px;
  align-items: start;
  justify-items: center;
}

.path-steps::before {
  content: "";
  position: absolute;
  top: 43px;
  left: 7%;
  right: 7%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.45;
}

.step {
  position: relative;
  z-index: 2;
  flex: 1;
  min-width: 125px;
  text-align: center;
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.step.visible { opacity: 1; transform: translateY(0); }

.step-num {
  position: relative;
  width: 86px;
  height: 86px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  padding: 12px;
  overflow: hidden;
  border-radius: 23px;
  background: var(--black-3);
  border: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.step-num::after {
  content: attr(data-n);
  position: absolute;
  right: -5px;
  top: -5px;
  width: 25px;
  height: 25px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-contrast);
  font-size: 11px;
  font-weight: 900;
}

.step-num img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 8px 12px rgba(0, 0, 0, 0.25));
}

.step h4 {
  margin-bottom: 4px;
  color: var(--band-fg);
  font-size: 15px;
  font-weight: 800;
}

.step p {
  color: var(--band-muted);
  font-size: 13px;
  line-height: 1.45;
}
/* =========================================================
   10 — FEATURES
   ISP: ikon rengi --feature-accent ile karta enjekte edilir;
   bileşen paletin tamamına bağımlı değildir.
   ========================================================= */

#ozellikler { background: var(--bg); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  max-width: var(--container);
  margin: auto;
}

.feature {
  --feature-accent: var(--yellow-dark);
  position: relative;
  padding: 30px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 0.55s ease, transform 0.55s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.feature.visible { opacity: 1; transform: translateY(0); }

.feature:hover {
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.1);
  transform: translateY(-5px);
}

.feature .f-icon {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  padding: 0;
  border-radius: 16px;
  background: color-mix(in srgb, var(--feature-accent) 16%, transparent);
  color: var(--feature-accent);
  font-size: 0;
  transition: transform 0.3s ease, background 0.3s ease;
}

.feature .f-icon svg,
.feature .f-icon i {
  width: 26px;
  height: 26px;
  font-size: 22px;
  line-height: 1;
  display: block;
  color: currentColor;
}

.feature:hover .f-icon {
  transform: rotate(-4deg) scale(1.06);
  background: var(--accent);
  color: var(--accent-contrast);
}

.feature:nth-child(1) { --feature-accent: #eab308; }
.feature:nth-child(2) { --feature-accent: #f97316; }
.feature:nth-child(3) { --feature-accent: #8b5cf6; }
.feature:nth-child(4) { --feature-accent: #0ea5e9; }
.feature:nth-child(5) { --feature-accent: #10b981; }
.feature:nth-child(6) { --feature-accent: #ef4444; }

html[data-theme="dark"] .feature:nth-child(1) { --feature-accent: #fbbf24; }
html[data-theme="dark"] .feature:nth-child(2) { --feature-accent: #fb923c; }
html[data-theme="dark"] .feature:nth-child(3) { --feature-accent: #a78bfa; }
html[data-theme="dark"] .feature:nth-child(4) { --feature-accent: #38bdf8; }
html[data-theme="dark"] .feature:nth-child(5) { --feature-accent: #34d399; }
html[data-theme="dark"] .feature:nth-child(6) { --feature-accent: #f87171; }

.feature h3 {
  margin-bottom: 8px;
  color: var(--text-dark);
  font-size: 19px;
  line-height: 1.3;
  font-weight: 800;
}

.feature p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.7;
}
/* =========================================================
   11 — CTA + FOOTER
   ========================================================= */

.cta { padding: 90px 24px; background: transparent; }

html[data-theme="dark"] .cta {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(251, 146, 60, 0.15) 0%, transparent 50%),
    linear-gradient(135deg, #1a1520, #221828, #1a1520);
}

.cta-box {
  position: relative;
  max-width: 1050px;
  margin: auto;
  padding: 70px 40px;
  overflow: hidden;
  text-align: center;
  color: var(--text-inverse);
  background: #111111;
  border-radius: var(--radius-xl);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.18);
}

html[data-theme="dark"] .cta-box {
  background: var(--surface);
  border: 1px solid rgba(251, 146, 60, 0.25);
}

.cta-box::before,
.cta-box::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(250, 204, 21, 0.15);
}

.cta-box::before {
  width: 350px;
  height: 350px;
  right: -130px;
  top: -180px;
}

.cta-box::after {
  width: 180px;
  height: 180px;
  left: -100px;
  bottom: -110px;
  background: rgba(250, 204, 21, 0.08);
}

.cta-box h2 {
  position: relative;
  z-index: 2;
  margin-bottom: 14px;
  color: #fff;
  font-size: clamp(29px, 4vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.04em;
  font-weight: 900;
}

html[data-theme="dark"] .cta-box h2 { color: var(--text-dark); }

.cta-box p {
  position: relative;
  z-index: 2;
  max-width: 600px;
  margin: 0 auto 30px;
  color: #bdbdbd;
  font-size: 17px;
  line-height: 1.7;
}

html[data-theme="dark"] .cta-box p { color: var(--text-muted); }

.cta-box .btn-primary { position: relative; z-index: 2; }

footer {
  padding: 60px 24px 30px;
  background: var(--footer-bg);
  color: #a3a3a3;
  border-top: 1px solid #292929;
}

html[data-theme="dark"] footer { border-top-color: rgba(251, 146, 60, 0.15); }

.footer-inner {
  max-width: var(--container);
  margin: auto;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr));
  gap: 60px;
}

.footer-brand .logo { color: #fff; margin-bottom: 12px; }
.footer-brand .logo span { color: var(--accent); }

.footer-brand p {
  max-width: 320px;
  color: #929292;
  font-size: 14px;
  line-height: 1.7;
}

.footer-links h5 {
  margin-bottom: 15px;
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}

.footer-links a {
  display: block;
  width: fit-content;
  margin-bottom: 9px;
  color: #999;
  font-size: 14px;
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
}

.footer-links a:hover {
  color: var(--accent);
  transform: translateX(3px);
}

.footer-bottom {
  max-width: var(--container);
  margin: 40px auto 0;
  padding-top: 20px;
  border-top: 1px solid #292929;
  text-align: center;
  color: #777;
  font-size: 13px;
}
/* =========================================================
   12 — MENTOR
   SRP: yüzen iletişim kontrolü. Sayfa düzeninden bağımsızdır.
   ========================================================= */

.mentor-wrapper {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.mentor-wrapper::after {
  content: "";
  position: absolute;
  bottom: 65px;
  right: 0;
  width: 200px;
  height: 30px;
  pointer-events: none;
}

.whatsapp-float {
  width: 72px;
  height: 72px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.45);
  border: 3px solid #ffffff;
  position: relative;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 2;
}

button.whatsapp-float {
  padding: 0;
  appearance: none;
  -webkit-appearance: none;
  font: inherit;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 10px 40px rgba(37, 211, 102, 0.6);
}

.whatsapp-float:active { transform: scale(0.92); }

.whatsapp-float::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 3.5px solid rgba(37, 211, 102, 0.2);
  animation: mentorPulse 2.8s ease-in-out infinite;
  z-index: -1;
}

@keyframes mentorPulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.2); opacity: 0; }
}

.mentor-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.4);
  display: block;
}

.whatsapp-badge { display: none; }

.mentor-dropdown {
  position: absolute;
  bottom: 85px;
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  transform-origin: bottom right;
  transform: scale(0.9) translateY(10px);
  z-index: 1;
}

.mentor-wrapper:hover .mentor-dropdown,
.mentor-wrapper.active .mentor-dropdown {
  opacity: 1;
  pointer-events: all;
  transform: scale(1) translateY(0);
}

.mentor-option {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--surface);
  color: #1a1a2e;
  padding: 14px 24px;
  border-radius: 14px;
  text-decoration: none;
  font-size: 17px;
  font-weight: 600;
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition: all 0.25s ease;
  white-space: nowrap;
  min-width: 190px;
  justify-content: flex-start;
  letter-spacing: 0.3px;
}

html[data-theme="dark"] .mentor-option {
  color: var(--text);
  border-color: rgba(251, 146, 60, 0.2);
}

.mentor-option:hover {
  transform: translateX(-5px) scale(1.03);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.2);
}

.option-1:hover { border-left: 5px solid #4caf50; background: #f0faf0; }
.option-2:hover { border-left: 5px solid #ff9800; background: #fff8f0; }
.option-3:hover { border-left: 5px solid #2196f3; background: #f0f7ff; }

.mentor-option .option-icon {
  font-size: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}

.mentor-option .option-icon svg {
  width: 22px;
  height: 22px;
  display: block;
  color: #1a1a2e;
}

.option-1 .option-icon svg { color: #4caf50; }
.option-2 .option-icon svg { color: #ff9800; }
.option-3 .option-icon svg { color: #2196f3; }

html[data-theme="dark"] .mentor-option .option-icon svg { color: #fdba74; }

.option-text { font-size: 16px; font-weight: 700; }
html[data-theme="dark"] .option-text { color: var(--text); }

.mentor-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 998;
}

.mentor-wrapper.active .mentor-overlay { display: block; }
/* =========================================================
   13 — RESPONSIVE
   SRP: kırılım kuralları bileşen dosyalarından ayrılır.
   Yalnızca yerleşim değişir; belirteçler değişmez.
   ========================================================= */

@media (max-width: 1100px) {
  .hero-inner { gap: 35px; }
  .product-item .product-body { padding: 26px 24px 24px; }
  .fcl-inner { gap: 40px; }
}

@media (max-width: 900px) {
  nav { padding: 10px 18px; }
  .nav-inner { min-height: 52px; }
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    z-index: 200;
    width: min(300px, 82vw);
    height: 100vh;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 4px;
    padding: 90px 26px 30px;
    background: #111;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.25);
    transition: right 0.35s ease;
  }

  html[data-theme="dark"] .nav-links { background: #14101a; }

  .nav-links.mobile-open { right: 0; }

  .nav-links a {
    padding: 15px 6px;
    color: #e5e5e5;
    font-size: 17px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0;
  }

  html[data-theme="dark"] .nav-links a {
    color: #f1e8dc;
    border-bottom-color: rgba(251, 146, 60, 0.12);
  }

  .nav-links a:hover,
  nav.scrolled .nav-links a:hover {
    background: none;
    color: var(--accent);
    transform: none;
  }

  nav.scrolled .nav-links a { color: #e5e5e5; }

  .nav-links .btn-shop {
    margin-top: 18px;
    justify-content: center;
    border-bottom: none;
  }

  .nav-links .theme-toggle {
    margin: 14px 0 0;
    color: var(--yellow);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.16);
  }

  .btn-shop { padding: 9px 14px; }

  .hero { padding: 110px 20px 65px; }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 45px;
  }

  .hero h1,
  .hero p { margin-left: auto; margin-right: auto; }

  .hero h1 .accent::after { margin-left: auto; margin-right: auto; }

  .hero-actions { justify-content: center; }

  .hero-visual {
    max-width: 650px;
    width: 100%;
    margin: auto;
    min-height: 420px;
  }

  .hero-gallery { height: 360px; max-width: 100%; }
  .hero-nav-prev { left: 0; }
  .hero-nav-next { right: 0; }
  .hero-code-bg { display: none; }

  .products-grid { gap: 20px; }
  .fcl-inner { grid-template-columns: 1fr; gap: 45px; }
  .fcl-visual { max-width: 700px; margin: auto; }
  .features-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }

  .path-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px 12px;
  }

  .path-steps::before { display: none; }
  .step { width: 100%; }

  :root { --product-media-h: 360px; }
}

@media (max-width: 650px) {
  body { font-size: 15px; }
  nav { padding: 9px 14px; }
  .logo { font-size: 24px; }

  .lang-switch { margin-left: auto; margin-right: 10px; }
  .lang-btn { padding: 5px 10px; font-size: 12px; }

  .hero {
    min-height: auto;
    padding: 105px 16px 55px;
  }

  .hero-badge { font-size: 11px; padding: 6px 10px 6px 6px; }
  .hero-badge span { padding: 4px 8px; }
  .hero h1 { font-size: clamp(36px, 11vw, 52px); }
  .hero h1 .accent::after { width: 65px; height: 5px; }
  .typewriter-line { font-size: 22px; }
  .hero p { font-size: 16px; line-height: 1.7; }

  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; }

  .hero-visual { min-height: 280px; }
  .hero-gallery { height: 260px; }

  section { padding: 65px 16px; }
  .section-header { margin-bottom: 38px; }
  .section-header h2 { font-size: 30px; }
  .section-header p { font-size: 15px; }

  .products { padding: 65px 14px; }
  .products-grid { grid-template-columns: 1fr; gap: 18px; }
  .product-item { border-radius: var(--radius-md); }

  .product-item .product-image {
    padding: 20px;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
  }

  .product-item .product-image img {
    width: 88%;
    height: 88%;
    border-radius: 16px;
  }

  .product-item .age-badge { top: 13px; right: 13px; font-size: 11px; padding: 6px 11px; }
  .product-item .product-index { font-size: 52px; }
  .product-item .product-body { padding: 24px 22px 26px; }
  .product-item h3 { font-size: 24px; }
  .product-item .product-desc { font-size: 15px; line-height: 1.6; }
  .product-item .product-list { gap: 11px; }
  .product-item .product-list li { font-size: 15.5px; }
  .product-item .card-footer { align-items: stretch; flex-direction: column; }
  .product-item .tags,
  .product-item .go { width: 100%; }

  .fcl { padding: 70px 16px; }
  .fcl-content h2 { font-size: 32px; }
  .fcl-content > p { font-size: 16px; }
  .fcl-list li { font-size: 15px; }

  .path { padding: 70px 16px; }
  .path-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .step-num { width: 76px; height: 76px; }

  .features-grid { grid-template-columns: 1fr; gap: 14px; }
  .feature { padding: 25px 22px; }

  .cta { padding: 65px 14px; }
  .cta-box { padding: 50px 22px; border-radius: var(--radius-lg); }
  .cta-box h2 { font-size: 29px; }
  .cta-box p { font-size: 15px; }
  .cta-box .btn { width: 100%; }

  footer { padding: 50px 20px 25px; }
  .footer-inner { grid-template-columns: 1fr; gap: 35px; }
  .footer-brand { grid-column: auto; }

  :root { --product-media-h: 320px; }
}

@media (max-width: 400px) {
  .hero h1 { font-size: 35px; }
  .typewriter-line { font-size: 20px; }
  .product-item h3 { font-size: 25px; }
  .path-steps { grid-template-columns: 1fr; }
  :root { --product-media-h: 280px; }
}