/* TrBet Landing Page - Dark Theme & Premium Contrast */
:root {
  --bg-dark: #0a0612;
  --bg-card: #150f22;
  --bg-card-hover: #1f1633;
  --bg-elevated: #261b3e;
  --border-color: rgba(255, 255, 255, 0.12);
  --border-highlight: rgba(255, 199, 0, 0.35);

  /* TrBet Branding Colors */
  --primary-yellow: #ffc700;
  --primary-yellow-hover: #ffd738;
  --brand-purple: #480b72;
  --brand-purple-light: #6a13a8;

  /* Zorunlu Kural: Bütün metinler BEYAZ */
  --text-white: #ffffff;
  --text-muted: #f0f0f5;
  --text-white-dim: #e4e4ed;

  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 25px rgba(255, 199, 0, 0.25);
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-white);
  line-height: 1.6;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-white);
  min-height: 100vh;
  overflow-x: hidden;
}

a {
  color: var(--text-white);
  text-decoration: none;
  transition: opacity 0.2s ease, color 0.2s ease;
}

p, span, h1, h2, h3, h4, h5, h6, li, button, input {
  color: var(--text-white);
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 1️⃣ HEADER / TOOLBAR (SABİT – ÜSTTE) */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(10, 6, 18, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 0;
}

.header-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-logo {
  display: flex;
  align-items: center;
}

.header-logo-img {
  max-height: 44px;
  width: auto;
  object-fit: contain;
  display: block;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-white);
  position: relative;
  padding: 6px 0;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--primary-yellow);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--primary-yellow);
  transition: width 0.25s ease;
}

.nav-link:hover::after {
  width: 100%;
}

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

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.25s ease;
  text-align: center;
  white-space: nowrap;
}

/* Primary CTA Buton (TrBet Sarı) */
.btn-primary {
  background: linear-gradient(135deg, #ffd738 0%, #ffc700 100%);
  color: #1a082c !important; /* Buton içi kontrast */
  font-weight: 800;
  box-shadow: 0 4px 15px rgba(255, 199, 0, 0.35);
  border: none;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #ffe169 0%, #ffcf1a 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 199, 0, 0.5);
}

/* Secondary CTA Buton */
.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-white) !important;
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-white) !important;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--primary-yellow);
}

.btn-large {
  padding: 14px 28px;
  font-size: 16px;
  border-radius: var(--radius-md);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-direction: column;
  gap: 5px;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-white);
  border-radius: 2px;
}

/* HERO SECTION */
.hero-section {
  position: relative;
  padding: 80px 0 60px;
  background: radial-gradient(circle at 50% 10%, rgba(72, 11, 114, 0.45) 0%, rgba(10, 6, 18, 1) 75%);
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
  text-align: center;
}

.hero-bg-glow {
  position: absolute;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 350px;
  background: radial-gradient(circle, rgba(255, 199, 0, 0.15) 0%, transparent 70%);
  filter: blur(50px);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-highlight);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-white);
  margin-bottom: 20px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #00e676;
  box-shadow: 0 0 8px #00e676;
}

.hero-title {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-white);
  margin-bottom: 18px;
  max-width: 850px;
  letter-spacing: -0.5px;
}

.hero-subtitle {
  font-size: 17px;
  color: var(--text-white-dim);
  max-width: 720px;
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  width: 100%;
  max-width: 900px;
  margin-top: 10px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: rgba(21, 15, 34, 0.85);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  text-align: left;
}

.feature-icon {
  font-size: 26px;
  background: rgba(255, 255, 255, 0.05);
  padding: 8px;
  border-radius: 10px;
}

.feature-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 2px;
}

.feature-desc {
  font-size: 12px;
  color: var(--text-white-dim);
}

/* QUICK NAV / CATEGORIES */
.quick-nav-section {
  padding: 70px 0;
  border-bottom: 1px solid var(--border-color);
}

.section-badge-center {
  text-align: center;
  color: var(--primary-yellow);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
}

.section-title-center {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: 40px;
}

.section-sub-center {
  text-align: center;
  font-size: 16px;
  color: var(--text-white-dim);
  max-width: 650px;
  margin: -25px auto 40px auto;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  text-align: center;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.cat-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-highlight);
  box-shadow: var(--shadow-card);
}

.highlight-card {
  border-color: rgba(255, 199, 0, 0.3);
  background: linear-gradient(180deg, #1f1338 0%, #150f22 100%);
}

.cat-icon {
  font-size: 40px;
  margin-bottom: 14px;
}

.cat-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 10px;
}

.cat-desc {
  font-size: 14px;
  color: var(--text-white-dim);
  margin-bottom: 20px;
}

.cat-link {
  display: inline-block;
  font-weight: 700;
  font-size: 14px;
  color: var(--primary-yellow);
}

.cat-link:hover {
  text-decoration: underline;
}

/* 3️⃣ KULLANICI YORUMLARI (SEO İÇİN ZORUNLU) */
.reviews-section {
  padding: 80px 0;
  background: linear-gradient(180deg, #0a0612 0%, #120b22 100%);
  border-bottom: 1px solid var(--border-color);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 30px;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.review-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-highlight);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.avatar-img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-yellow);
}

.reviewer-meta {
  flex: 1;
}

.reviewer-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
}

.reviewer-tag {
  font-size: 11px;
  color: #00e676;
  font-weight: 600;
}

.stars {
  font-size: 14px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-white);
  margin-bottom: 20px;
  flex: 1;
}

.review-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 14px;
  font-size: 12px;
}

.review-date {
  color: var(--text-white-dim);
}

.review-verified {
  color: var(--primary-yellow);
  font-weight: 600;
}

.reviews-live-badge {
  text-align: center;
  font-size: 13px;
  color: var(--text-white-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.live-pulse {
  width: 8px;
  height: 8px;
  background-color: #00e676;
  border-radius: 50%;
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 230, 118, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(0, 230, 118, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 230, 118, 0); }
}

/* 2️⃣ SIK SORULAN SORULAR (FAQ – DROPDOWN ZORUNLU) */
.faq-section {
  padding: 85px 0;
  border-bottom: 1px solid var(--border-color);
  background: radial-gradient(circle at 50% 90%, rgba(72, 11, 114, 0.3) 0%, rgba(10, 6, 18, 1) 70%);
}

.faq-main-heading {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-white);
  text-align: center;
  margin-bottom: 14px;
  letter-spacing: -0.3px;
}

.faq-accordion-wrapper {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.faq-item.active {
  border-color: var(--border-highlight);
  background-color: var(--bg-elevated);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  outline: none;
  gap: 16px;
}

.faq-q-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.45;
}

.faq-icon {
  font-size: 22px;
  font-weight: 600;
  color: var(--primary-yellow);
  line-height: 1;
  transition: transform 0.3s ease;
  min-width: 22px;
  text-align: center;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: #ff5252;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0, 1, 0, 1);
}

.faq-item.active .faq-answer {
  max-height: 500px;
  transition: max-height 0.4s ease-in-out;
}

.faq-answer-inner {
  padding: 0 24px 22px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.faq-answer-inner p {
  font-size: 14.5px;
  color: var(--text-white);
  line-height: 1.7;
  padding-top: 14px;
}

/* CTA BANNER */
.cta-banner-section {
  padding: 70px 0;
}

.cta-banner-box {
  background: linear-gradient(135deg, #30084f 0%, #160a2b 100%);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
}

.cta-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: 10px;
}

.cta-desc {
  font-size: 15px;
  color: var(--text-white-dim);
  max-width: 580px;
}

.cta-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

/* FOOTER */
.site-footer {
  background-color: #07040d;
  border-top: 1px solid var(--border-color);
  padding: 50px 0 30px;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 26px;
}

.footer-logo {
  height: 40px;
  width: auto;
  object-fit: contain;
  margin-bottom: 12px;
}

.footer-summary {
  font-size: 13.5px;
  color: var(--text-white-dim);
  max-width: 680px;
  line-height: 1.6;
}

.footer-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.badge-pill {
  font-size: 12px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 50px;
  color: var(--text-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  width: 100%;
  padding-top: 24px;
}

.copyright {
  font-size: 12.5px;
  color: var(--text-white-dim);
}

/* RESPONSIVE DESIGN */
@media (max-width: 992px) {
  .hero-features {
    grid-template-columns: 1fr;
  }
  .categories-grid, .reviews-grid {
    grid-template-columns: 1fr;
  }
  .cta-banner-box {
    flex-direction: column;
    text-align: center;
    padding: 36px 24px;
  }
  .cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .cta-actions .btn {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #0d0714;
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    padding: 20px;
    gap: 16px;
  }

  .nav-menu.open {
    display: flex;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 30px;
  }

  .hero-subtitle {
    font-size: 15px;
  }

  .faq-main-heading, .section-title-center {
    font-size: 24px;
  }

  .faq-question {
    padding: 16px 18px;
  }

  .faq-q-text {
    font-size: 15px;
  }

  .header-actions {
    display: none;
  }
}