:root {
  --ink: #20242B;
  --ink-soft: #2B2F38;
  --paper: #FFFFFF;
  --paper-dim: #EFF4F1;
  --gold: #2E9B66;
  --gold-deep: #1F7A4E;
  --moss: #6B8F78;
  --charcoal: #20242B;
  --line: rgba(255, 255, 255, 0.14);
  --line-dark: rgba(32, 36, 43, 0.12);
  --display: 'Fraunces', serif;
  --body: 'Libre Franklin', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: none;
  /* Firefox için Scrollbar gizleme */
}

body {
  font-family: var(--body);
  background: var(--paper);
  color: var(--charcoal);
  -webkit-font-smoothing: antialiased;
  -ms-overflow-style: none;
  /* IE / Eski Edge için */
}

/* Chrome, Safari, Opera ve Edge için Scrollbar gizleme */
::-webkit-scrollbar {
  display: none;
}

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

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

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 32px;
}

@media (max-width: 640px) {
  .wrap {
    padding: 0 20px;
  }
}

/* ---------- HERO ---------- */
.hero {
  background:
    radial-gradient(ellipse 700px 420px at 82% -10%, rgba(46, 155, 102, 0.20), transparent 60%),
    var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0 0;
}

.brand {
  font-family: var(--display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.01em;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand .mark {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand .mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.nav-links {
  display: flex;
  gap: 32px;
  font-size: 14px;
  font-weight: 500;
}

.nav-links a {
  opacity: 0.78;
  transition: opacity .2s;
}

.nav-links a:hover {
  opacity: 1;
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
  padding: 96px 0 120px;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    padding: 56px 0 72px;
    gap: 52px;
  }
}

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.eyebrow::before {
  content: '';
  width: 26px;
  height: 1px;
  background: var(--gold);
}

h1 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.04;
  font-size: clamp(38px, 5.4vw, 64px);
  letter-spacing: -0.01em;
}

h1 em {
  font-style: italic;
  font-weight: 500;
  color: var(--gold);
}

.hero-sub {
  font-size: 17px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.75);
  max-width: 460px;
  margin: 24px 0 36px;
}

.cta-row {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.btn {
  font-family: var(--body);
  font-weight: 700;
  font-size: 14.5px;
  padding: 15px 26px;
  border-radius: 3px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: transform .18s ease, box-shadow .18s ease;
}

.btn-primary {
  background: var(--gold);
  color: var(--ink);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(46, 155, 102, 0.25);
}

.btn-ghost {
  color: var(--paper);
  font-weight: 600;
  font-size: 14.5px;
  border-bottom: 1px solid var(--line);
}

.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ---------- FLIP CARD DEMO ---------- */
.card-stage {
  perspective: 1200px;
  height: 280px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.flip-card {
  width: 100%;
  max-width: 320px;
  height: 200px;
  position: relative;
  transform-style: preserve-3d;
  animation: flip 9s infinite;
}

.flip-face {
  position: absolute;
  inset: 0;
  border-radius: 8px;
  backface-visibility: hidden;
  background: var(--paper);
  color: var(--charcoal);
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(0, 0, 0, 0.04);
  border-top: 4px solid var(--gold);
}

.flip-face .tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--moss);
  text-transform: uppercase;
}

.flip-face .word {
  font-family: var(--display);
  font-size: 32px;
  font-weight: 600;
}

.flip-face .mean {
  font-size: 15px;
  color: #514a3f;
  font-style: italic;
}

@keyframes flip {

  0%,
  28% {
    transform: rotateY(0deg);
  }

  33%,
  61% {
    transform: rotateY(180deg);
  }

  66%,
  94% {
    transform: rotateY(360deg);
  }

  100% {
    transform: rotateY(360deg);
  }
}

.flip-back {
  transform: rotateY(180deg);
}

.card-note {
  position: absolute;
  bottom: -6px;
  right: 6px;
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
}

@media (prefers-reduced-motion: reduce) {
  .flip-card {
    animation: none;
  }
}

/* ---------- HOW IT WORKS ---------- */
.section {
  padding: 96px 0;
}

.section-head {
  max-width: 560px;
  margin-bottom: 56px;
}

.section-head .eyebrow {
  color: var(--gold-deep);
}

.section-head .eyebrow::before {
  background: var(--gold-deep);
}

.section-head h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.section-head p {
  margin-top: 16px;
  font-size: 16px;
  line-height: 1.65;
  color: #5a5142;
  max-width: 520px;
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

@media (max-width: 800px) {
  .how-grid {
    grid-template-columns: 1fr;
  }
}

.how-card {
  background: var(--paper);
  padding: 38px 32px;
}

.how-num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--gold-deep);
  margin-bottom: 22px;
}

.how-card h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 21px;
  margin-bottom: 12px;
}

.how-card p {
  font-size: 14.5px;
  line-height: 1.6;
  color: #5a5142;
}

/* ---------- KEŞFET ---------- */
.discover {
  background: var(--paper-dim);
}

.archive-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

@media (max-width: 900px) {
  .archive-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .archive-grid {
    grid-template-columns: 1fr;
  }
}

.arc-card {
  background: var(--paper);
  border: 1px solid var(--line-dark);
  padding: 26px 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  transition: transform .2s ease, box-shadow .2s ease;
  min-height: 200px;
}

.arc-card.featured {
  grid-row: span 1;
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.arc-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 30px -14px rgba(36, 31, 25, 0.25);
}

.arc-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.arc-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  opacity: 0.6;
}

.arc-badge {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 2px;
  background: var(--moss);
  color: var(--paper);
}

.arc-badge.soon {
  background: transparent;
  border: 1px solid var(--line-dark);
  color: #8a8071;
}

.arc-card.featured .arc-badge.soon {
  border-color: var(--line);
  color: rgba(255, 255, 255, 0.55);
}

.arc-lang {
  font-family: var(--display);
  font-weight: 600;
  font-size: 24px;
  margin-top: auto;
}

.arc-desc {
  font-size: 13px;
  line-height: 1.5;
  opacity: 0.72;
}

.arc-link {
  font-size: 13px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
}

.arc-card.featured .arc-link {
  color: var(--gold);
}

.arc-card:not(.featured) .arc-link {
  color: var(--moss);
}

/* ---------- FOOTER CTA ---------- */
.final {
  background: var(--ink);
  color: var(--paper);
  text-align: center;
  padding: 100px 0;
}

.final h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(30px, 4.4vw, 48px);
  max-width: 620px;
  margin: 0 auto 28px;
  line-height: 1.12;
}

.final h2 em {
  color: var(--gold);
  font-style: italic;
  font-weight: 500;
}

.final .btn-primary {
  margin-top: 4px;
}

/* ---------- YENİ KURUMSAL FOOTER ---------- */
footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.5);
  border-top: 1px solid var(--line);
  padding: 32px 0;
  font-size: 13px;
}

footer .brand .mark {
  width: 22px;
  height: 22px;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-center {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  font-weight: 500;
}

.footer-email,
.footer-link {
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.2s ease;
}

.footer-email:hover,
.footer-link:hover {
  color: var(--gold);
}

.footer-divider {
  color: rgba(255, 255, 255, 0.25);
}

.footer-copy {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.4);
}

/* ---------- EKSTRA DETAYLAR ---------- */
.footnote-asterisk {
  font-size: 0.6em;
  color: var(--moss, #3a5a40);
  vertical-align: super;
  margin-left: 2px;
}

.footnote-text {
  font-size: 11px !important;
  color: #888888 !important;
  font-style: italic;
  margin-top: 8px !important;
  margin-bottom: 20px !important;
  letter-spacing: 0.2px;
  display: block;
}

/* Mobil Uyum */
@media (max-width: 768px) {
  .footer-wrap {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
}