/* ===== TEMA / DEĞİŞKENLER ===== */
:root {
  --yellow: #ffd303;
  --yellow-dark: #e6be00;
  --black: #0d0d0d;
  --ink: #161616;
  --gray: #6b6b6b;
  --light: #f6f6f4;
  --white: #ffffff;
  --radius: 16px;
  --shadow: 0 18px 40px -18px rgba(0, 0, 0, 0.45);
  --maxw: 1140px;
  --t: 0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.hl { color: var(--yellow); }
.muted { color: var(--gray); }

/* ===== BUTONLAR ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--yellow);
  color: var(--black);
  font-weight: 700;
  padding: 13px 26px;
  border-radius: 50px;
  border: 2px solid var(--yellow);
  cursor: pointer;
  transition: transform var(--t), box-shadow var(--t), background var(--t);
  box-shadow: 0 10px 24px -10px rgba(255, 211, 3, 0.8);
}
.btn:hover { transform: translateY(-2px); background: var(--yellow-dark); border-color: var(--yellow-dark); }
.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: none;
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.08); border-color: var(--yellow); color: var(--yellow); }
.btn-sm { padding: 9px 20px; font-size: 0.9rem; }

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 13, 13, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 211, 3, 0.18);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.brand { display: flex; align-items: center; gap: 12px; color: var(--white); }
.brand-logo { height: 46px; width: auto; object-fit: contain; }
.brand-fallback {
  display: none;
  height: 46px; width: 46px;
  border-radius: 12px;
  background: var(--yellow);
  color: var(--black);
  font-weight: 900;
  align-items: center; justify-content: center;
  letter-spacing: 0.5px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-size: 1.05rem; letter-spacing: 0.3px; }
.brand-text span { font-size: 0.78rem; color: var(--yellow); font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: rgba(255, 255, 255, 0.82); font-weight: 500; font-size: 0.95rem; transition: color var(--t); }
.nav a:hover { color: var(--yellow); }
.nav a.btn { color: var(--black); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 26px; height: 3px; background: var(--yellow); border-radius: 3px; transition: var(--t); }

/* ===== HERO ===== */
.hero { position: relative; background: var(--black); color: var(--white); overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(255, 211, 3, 0.18), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(255, 211, 3, 0.10), transparent 40%);
}
.hero-bg::after {
  content: "";
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(circle at 70% 40%, #000, transparent 70%);
}
.hero-inner { position: relative; z-index: 1; padding: 92px 0 104px; }
.hero-content { max-width: 720px; }

.badge {
  display: inline-block;
  background: rgba(255, 211, 3, 0.14);
  color: var(--yellow);
  border: 1px solid rgba(255, 211, 3, 0.4);
  padding: 7px 16px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 22px;
}
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); font-weight: 800; line-height: 1.12; letter-spacing: -0.5px; }
.lead { margin: 22px 0 32px; font-size: clamp(1rem, 2vw, 1.18rem); color: rgba(255, 255, 255, 0.78); max-width: 620px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ===== STATS ===== */
.stats { background: var(--yellow); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; padding: 34px 24px; }
.stat { text-align: center; }
.stat-num { display: block; font-size: clamp(1.7rem, 4vw, 2.6rem); font-weight: 900; color: var(--black); line-height: 1; }
.stat-label { font-size: 0.9rem; font-weight: 600; color: rgba(0, 0, 0, 0.7); }

/* ===== GENEL SECTION ===== */
.section { padding: 88px 0; }
.section-dark { background: var(--black); color: var(--white); }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-sub { margin-top: 10px; color: var(--gray); }
.section-dark .section-sub { color: rgba(255,255,255,0.7); }

.kicker {
  display: inline-block;
  color: var(--yellow-dark);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-dark .kicker { color: var(--yellow); }
h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); font-weight: 800; letter-spacing: -0.5px; line-height: 1.2; }

/* ===== HAKKIMIZDA ===== */
.about-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 56px; align-items: center; }
.about-text p { margin-top: 16px; color: var(--gray); }
.check-list { list-style: none; margin-top: 24px; display: grid; gap: 12px; }
.check-list li { position: relative; padding-left: 34px; font-weight: 500; }
.check-list li::before {
  content: "✓";
  position: absolute; left: 0; top: 0;
  width: 22px; height: 22px;
  background: var(--yellow);
  color: var(--black);
  font-weight: 900; font-size: 0.8rem;
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
}
.about-card {
  background: var(--black);
  border-radius: var(--radius);
  padding: 6px;
  box-shadow: var(--shadow);
  position: relative;
}
.about-card::before {
  content: "";
  position: absolute; inset: -2px;
  border-radius: calc(var(--radius) + 2px);
  background: linear-gradient(135deg, var(--yellow), transparent 60%);
  z-index: -1;
}
.about-card-inner {
  border: 1px dashed rgba(255, 211, 3, 0.4);
  border-radius: 12px;
  padding: 48px 24px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--white); text-align: center;
}
.big-yks { font-size: 4.4rem; font-weight: 900; color: var(--yellow); line-height: 1; }
.about-card-inner .muted { color: rgba(255,255,255,0.55); font-size: 0.9rem; }

/* ===== KARTLAR (PROGRAMLAR) ===== */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform var(--t), border-color var(--t), background var(--t);
}
.card:hover { transform: translateY(-6px); border-color: var(--yellow); background: rgba(255, 211, 3, 0.06); }
.card-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--yellow);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
}
.card h3 { font-size: 1.18rem; margin-bottom: 8px; }
.card p { color: rgba(255, 255, 255, 0.68); font-size: 0.95rem; }

/* ===== NEDEN BİZ ===== */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.feature {
  background: var(--light);
  border-radius: var(--radius);
  padding: 28px 24px;
  border-bottom: 4px solid var(--yellow);
  transition: transform var(--t), box-shadow var(--t);
}
.feature:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.feature-no { font-size: 2rem; font-weight: 900; color: var(--yellow); -webkit-text-stroke: 1px var(--black); }
.feature h3 { margin: 8px 0; font-size: 1.12rem; }
.feature p { color: var(--gray); font-size: 0.93rem; }

/* ===== İLETİŞİM ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 36px; }
.contact-info { display: grid; gap: 14px; align-content: start; }
.contact-item {
  display: flex; align-items: center; gap: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 14px;
  padding: 16px 18px;
  transition: border-color var(--t), background var(--t);
}
a.contact-item:hover { border-color: var(--yellow); background: rgba(255, 211, 3, 0.06); }
.contact-ic {
  flex-shrink: 0;
  width: 44px; height: 44px;
  background: var(--yellow);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
}
.contact-item strong { display: block; font-size: 0.98rem; }
.contact-item .muted { color: rgba(255, 255, 255, 0.6); font-size: 0.92rem; }

.socials { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 6px; }
.social {
  font-size: 0.85rem; font-weight: 600;
  color: var(--yellow);
  border: 1px solid rgba(255, 211, 3, 0.4);
  padding: 7px 16px; border-radius: 50px;
  transition: var(--t);
}
.social:hover { background: var(--yellow); color: var(--black); }

.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 380px;
  border: 3px solid var(--yellow);
  box-shadow: var(--shadow);
}
.map-wrap iframe { width: 100%; height: 100%; min-height: 380px; border: 0; display: block; filter: grayscale(0.1); }

/* ===== FOOTER ===== */
.footer { background: #070707; color: rgba(255, 255, 255, 0.8); padding: 40px 0; border-top: 3px solid var(--yellow); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px; }
.footer-brand { display: flex; flex-direction: column; }
.footer-brand strong { color: var(--white); }
.footer-nav { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-nav a { font-size: 0.92rem; transition: color var(--t); }
.footer-nav a:hover { color: var(--yellow); }
.copyright { width: 100%; text-align: center; font-size: 0.85rem; color: rgba(255, 255, 255, 0.45); border-top: 1px solid rgba(255,255,255,0.08); padding-top: 18px; margin-top: 6px; }
.credit-sep { color: rgba(255, 255, 255, 0.25); margin: 0 4px; }
.credit { color: rgba(255, 255, 255, 0.4); font-weight: 400; transition: color var(--t); }
.credit:hover { color: var(--yellow); }

/* ===== WHATSAPP FLOAT ===== */
.wa-float {
  position: fixed; bottom: 24px; right: 24px; z-index: 90;
  width: 58px; height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 10px 24px -6px rgba(37, 211, 102, 0.7);
  transition: transform var(--t);
}
.wa-float:hover { transform: scale(1.08); }

/* ===== REVEAL ANIMASYON ===== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .cards, .features { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .about-card { order: -1; }
}

@media (max-width: 680px) {
  .nav {
    position: fixed; top: 72px; right: 0;
    width: min(80vw, 300px);
    height: calc(100vh - 72px);
    background: var(--black);
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 24px;
    transform: translateX(110%);
    transition: transform var(--t);
    border-left: 1px solid rgba(255,211,3,0.2);
  }
  .nav.open { transform: translateX(0); }
  .nav a { width: 100%; padding: 12px 4px; border-bottom: 1px solid rgba(255,255,255,0.06); }
  .nav a.btn { margin-top: 10px; justify-content: center; }
  .nav-toggle { display: flex; }
  .cards, .features { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .hero-inner { padding: 56px 0 88px; }

  /* Kenarlardan biraz daha boşluk */
  .container { padding: 0 22px; }
  .hero-content { padding: 0 4px; }

  /* Butonlar mobilde alt alta, tam genişlik */
  .hero-actions { gap: 12px; flex-direction: column; align-items: stretch; margin-bottom: 8px; }
  .hero-actions .btn { width: 100%; padding: 13px 20px; font-size: 0.95rem; }
}