/* MODERN COLOR PALETTE */
:root {
  --primary: #f4b400; /* Vitrin Sarısı */
  --primary-dark: #d9a000;
  --dark: #0f172a; /* Derin Lacivert/Siyah */
  --light-gray: #f8fafc;
  --border: #e2e8f0;
  --text-main: #334155;
  --text-muted: #64748b;
  --white: #ffffff;
  --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

* {
  box-sizing: border-box;
  transition: all 0.2s ease-in-out;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--light-gray);
  color: var(--text-main);
  line-height: 1.6;
}

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

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* HEADER - DAHA YALIN VE PROFESYONEL */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
}

.header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 24px;
  font-weight: 850;
  letter-spacing: -1px;
  color: var(--dark);
}

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

.nav a {
  margin-left: 25px;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-main);
}

.btn-header {
  background: var(--dark);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 12px;
}

.btn-header:hover { background: var(--primary); color: var(--dark) !important; }

/* HERO - MODERN GRADIENT */
.hero {
  background: radial-gradient(circle at top right, #fff9e6, #ffffff);
  padding: 100px 0 120px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 900;
  color: var(--dark);
  margin-bottom: 15px;
  letter-spacing: -1px;
}

.hero p {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 40px;
}

/* SEARCH AREA - FLOATING DESIGN */
.search-tabs {
  background: var(--white);
  border-radius: 24px;
  padding: 30px;
  max-width: 900px;
  margin: -60px auto 0;
  box-shadow: var(--shadow);
  border: 1px solid rgba(0,0,0,0.05);
}

.tab-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 25px;
}

.tab {
  padding: 12px 24px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--light-gray);
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--dark);
}

.tab-content { display: none; gap: 15px; }
.tab-content.active { display: flex; flex-wrap: wrap; justify-content: center; }

.tab-content select, .tab-content input {
  padding: 15px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fdfdfd;
  flex: 1;
  min-width: 200px;
}

/* CARDS */
.cat-card {
  background: var(--white);
  border-radius: 20px;
  padding: 35px 20px;
  text-align: center;
  border: 1px solid var(--border);
}

.cat-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.cat-card i { font-size: 40px; margin-bottom: 15px; display: block; }

.card {
  background: var(--white);
  border-radius: 20px;
  padding: 25px;
  border: 1px solid var(--border);
}

.card:hover { box-shadow: var(--shadow); }

/* CTA SECTION */
.cta {
  background: var(--dark);
  color: white;
  padding: 80px 0;
  border-radius: 40px;
  margin: 50px auto;
  width: 92%;
}

.btn-primary {
  background: var(--primary);
  color: var(--dark);
  padding: 16px 32px;
  border-radius: 14px;
  font-weight: 800;
  display: inline-block;
}

/* FOOTER */
.footer {
  background: #000;
  color: #94a3b8;
  padding: 80px 0 30px;
}

.footer strong { color: #fff; font-size: 20px; }