/* ========================================
   KG AI — Corporate Design System v2
   DNA: Inter + Playfair Display, deep navy/gold accent, premium feel
   ======================================== */

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

/* ── Theme Variables ── */
:root {
  --accent: #B8860B;
  --accent-light: #D4A017;
  --accent-dark: #8B6914;
  --accent-glow: rgba(184, 134, 11, 0.2);
  --accent-subtle: rgba(184, 134, 11, 0.07);
  --accent-border: rgba(184, 134, 11, 0.2);

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;

  --nav-h: 72px;
  --max-w: 1200px;
  --radius: 10px;
  --radius-sm: 6px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  --green: #16A34A;
  --red: #DC2626;
  --blue: #2563EB;
}

/* ── DARK ── */
[data-theme="dark"] {
  --bg: #0B0F1A;
  --bg2: #0F1525;
  --bg3: #141B2D;
  --bg-card: #111827;
  --text: #C9CDD5;
  --text-muted: #7C8494;
  --text-dim: #4B5263;
  --heading: #F1F3F7;
  --border: rgba(255,255,255,0.06);
  --border-hover: rgba(255,255,255,0.12);
  --nav-bg: rgba(11,15,26,0.92);
  --card-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

/* ── LIGHT ── */
[data-theme="light"] {
  --bg: #FAFBFC;
  --bg2: #FFFFFF;
  --bg3: #F1F3F6;
  --bg-card: #FFFFFF;
  --text: #3B4252;
  --text-muted: #636E7F;
  --text-dim: #9AA2B1;
  --heading: #111827;
  --border: rgba(0,0,0,0.06);
  --border-hover: rgba(0,0,0,0.12);
  --nav-bg: rgba(255,255,255,0.92);
  --card-shadow: 0 1px 3px rgba(0,0,0,0.05), 0 4px 16px rgba(0,0,0,0.03);
}

/* ── Base ── */
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
  transition: background 0.4s ease, color 0.4s ease;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--heading);
  line-height: 1.2;
}

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

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.container-wide { max-width: 1400px; }
section { position: relative; z-index: 1; padding: 100px 0; }
.bg-alt { background: var(--bg2); }

/* ── Overline & Section Heads ── */
.overline {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}

.section-head { margin-bottom: 48px; }
.section-head h2 { font-size: clamp(28px, 3.5vw, 42px); margin-bottom: 12px; }
.section-sub { color: var(--text-muted); font-size: 16px; max-width: 620px; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-weight: 600; font-size: 14px;
  cursor: pointer; transition: var(--transition); border: none; white-space: nowrap;
  letter-spacing: 0.2px;
}

.btn-primary {
  background: var(--accent); color: #fff !important;
  box-shadow: 0 2px 12px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-light); transform: translateY(-1px);
  box-shadow: 0 6px 24px var(--accent-glow);
}

.btn-ghost {
  background: transparent; color: var(--heading);
  border: 1px solid var(--border-hover);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn-lg { padding: 16px 36px; font-size: 15px; }

/* ── Scroll Reveal ── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }

/* ========================================
   Navigation
   ======================================== */
nav {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 18px 0; transition: var(--transition); background: transparent;
}
nav.scrolled {
  padding: 10px 0; background: var(--nav-bg);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }

.nav-logo { display: flex; align-items: center; height: 32px; }
.nav-logo img { height: 32px; width: auto; }

[data-theme="dark"] .logo-dark { display: block; }
[data-theme="dark"] .logo-light { display: none; }
[data-theme="light"] .logo-dark { display: none; }
[data-theme="light"] .logo-light { display: block; }

.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav-links a { font-size: 13px; font-weight: 500; color: var(--text-muted); transition: var(--transition); letter-spacing: 0.2px; }
.nav-links a:hover, .nav-links a.active { color: var(--heading); }
.nav-links a.nav-cta { padding: 9px 20px; font-size: 13px; color: #fff !important; }
.nav-links a.nav-cta::after { display: none !important; }

/* Theme Toggle */
.theme-toggle {
  width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--border);
  background: transparent; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: var(--transition); color: var(--text-muted); flex-shrink: 0;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }
[data-theme="dark"] .icon-sun { display: flex; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: flex; }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { width: 22px; height: 2px; background: var(--heading); display: block; transition: var(--transition); }

/* Mobile menu */
.mobile-menu {
  display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: var(--nav-bg); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  z-index: 999; flex-direction: column; align-items: center; justify-content: center; gap: 28px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { font-size: 18px; color: var(--text-muted); font-weight: 500; transition: var(--transition); }
.mobile-menu a:hover { color: var(--accent); }
.mobile-close {
  position: absolute; top: 24px; right: 24px; background: none; border: none;
  color: var(--heading); font-size: 32px; cursor: pointer; width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
}

/* ========================================
   Hero
   ======================================== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding-top: calc(var(--nav-h) + 60px); padding-bottom: 80px;
  position: relative; overflow: hidden;
}

/* Subtle grid bg */
[data-theme="dark"] .hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 80px 80px; z-index: 0;
}
[data-theme="light"] .hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.02) 1px, transparent 1px);
  background-size: 80px 80px; z-index: 0;
}

/* Radial glow */
.hero::after {
  content: ''; position: absolute; top: 10%; left: 50%; transform: translate(-50%, -20%);
  width: 900px; height: 900px;
  background: radial-gradient(circle, var(--accent-subtle) 0%, transparent 55%);
  z-index: 0; pointer-events: none;
}

.hero-center { text-align: center; max-width: 780px; margin: 0 auto; position: relative; z-index: 1; }

.hero-overline {
  font-family: var(--font-body); font-size: 12px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 3px; color: var(--accent);
  margin-bottom: 28px;
  opacity: 0; animation: fadeUp 0.5s 0.2s forwards;
}

.hero h1 {
  font-size: clamp(34px, 5vw, 58px); line-height: 1.15; margin-bottom: 24px;
  opacity: 0; animation: fadeUp 0.5s 0.35s forwards;
}
.hero h1 em { color: var(--accent); font-style: italic; font-weight: 500; }

.hero-desc {
  font-size: 17px; color: var(--text-muted); line-height: 1.8;
  max-width: 620px; margin: 0 auto 40px;
  opacity: 0; animation: fadeUp 0.5s 0.5s forwards;
}

.hero-actions {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 56px;
  opacity: 0; animation: fadeUp 0.5s 0.65s forwards;
}

/* Hero stats */
.hero-stats {
  display: flex; align-items: center; justify-content: center; gap: 32px;
  opacity: 0; animation: fadeUp 0.5s 0.8s forwards;
}

.hero-stat { text-align: center; }
.hero-stat strong {
  display: block; font-family: var(--font-heading); font-size: clamp(22px, 3vw, 32px);
  color: var(--accent); font-weight: 700; line-height: 1;
}
.hero-stat span { font-size: 12px; color: var(--text-muted); letter-spacing: 0.3px; }

.hero-stat-sep { width: 1px; height: 32px; background: var(--border-hover); }

@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

/* ========================================
   Features
   ======================================== */
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; margin-top: 0;
}
.features-grid.deger-grid { grid-template-columns: repeat(4, 1fr); }

.feature-card {
  padding: 32px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); transition: var(--transition); box-shadow: var(--card-shadow);
  position: relative; overflow: hidden;
}
.feature-card:hover { transform: translateY(-3px); border-color: var(--accent-border); }
.feature-card::before {
  content: ''; position: absolute; top: 0; left: 32px;
  width: 3px; height: 0; background: var(--accent); border-radius: 0 0 2px 2px;
  transition: height 0.4s ease;
}
.feature-card:hover::before { height: 20px; }


.feature-icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: var(--accent-subtle); border: 1px solid var(--accent-border);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px; color: var(--accent);
}

.feature-card h3 { font-family: var(--font-body); font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ========================================
   Steps
   ======================================== */
.tabs {
  display: flex; gap: 4px; margin: 0 0 32px; background: var(--bg3);
  border-radius: var(--radius-sm); padding: 4px; width: fit-content; border: 1px solid var(--border);
}
.tab-btn {
  padding: 11px 24px; border-radius: 4px; border: none; background: transparent;
  color: var(--text-muted); font-family: var(--font-body); font-weight: 600;
  font-size: 13px; cursor: pointer; transition: var(--transition);
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { background: var(--bg-card); color: var(--accent); box-shadow: 0 1px 4px rgba(0,0,0,0.08); }
.tab-content { display: none; }
.tab-content.active { display: block; }

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

.step-card {
  position: relative; padding: 28px 22px; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: var(--radius);
  transition: var(--transition); box-shadow: var(--card-shadow); text-align: center;
}
.step-card:hover { transform: translateY(-3px); border-color: var(--accent-border); }

.step-number {
  width: 36px; height: 36px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-size: 16px;
  margin: 0 auto 14px; font-weight: 700;
}
.step-card[data-type="user"] .step-number { background: rgba(37,99,235,0.1); color: var(--blue); border: 1.5px solid rgba(37,99,235,0.2); }
.step-card[data-type="ai"] .step-number { background: var(--accent-subtle); color: var(--accent); border: 1.5px solid var(--accent-border); }
.step-card[data-type="expert"] .step-number { background: rgba(22,163,74,0.08); color: var(--green); border: 1.5px solid rgba(22,163,74,0.2); }
.step-card[data-type="archive"] .step-number, .step-card[data-type="system"] .step-number { background: rgba(75,82,99,0.08); color: var(--text-muted); border: 1.5px solid rgba(75,82,99,0.2); }

.step-tag {
  display: inline-block; padding: 2px 10px; border-radius: 3px;
  font-size: 10px; font-weight: 600; margin-bottom: 10px;
  text-transform: uppercase; letter-spacing: 1px;
}
.step-card[data-type="user"] .step-tag { background: rgba(37,99,235,0.08); color: var(--blue); }
.step-card[data-type="ai"] .step-tag { background: var(--accent-subtle); color: var(--accent); }
.step-card[data-type="expert"] .step-tag { background: rgba(22,163,74,0.08); color: var(--green); }
.step-card[data-type="archive"] .step-tag, .step-card[data-type="system"] .step-tag { background: rgba(75,82,99,0.08); color: var(--text-muted); }

.step-arrow {
  position: absolute; top: 42px; right: -12px;
  width: 0; height: 0; border-top: 5px solid transparent; border-bottom: 5px solid transparent;
  border-left: 7px solid var(--accent); z-index: 2; opacity: 0.4;
}
.step-card:last-child .step-arrow { display: none; }
.step-card:not(:last-child)::after {
  content: ''; position: absolute; top: 44px; right: -18px;
  width: 18px; height: 1.5px; background: var(--border); z-index: 1;
}

.step-card h3 { font-family: var(--font-body); font-weight: 600; font-size: 15px; margin-bottom: 6px; }
.step-card p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* ========================================
   Nedir
   ======================================== */
.nedir-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.nedir-card {
  padding: 36px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); position: relative; overflow: hidden; box-shadow: var(--card-shadow);
}
.nedir-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px; }
.nedir-card.positive::before { background: linear-gradient(90deg, var(--accent), var(--accent-light)); }
.nedir-card.negative::before { background: var(--border); }
.nedir-card h3 { font-family: var(--font-body); font-size: 19px; font-weight: 700; margin-bottom: 22px; }
.nedir-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.nedir-list li { display: flex; align-items: flex-start; gap: 12px; font-size: 14px; color: var(--text-muted); line-height: 1.6; }
.nedir-list .icon {
  flex-shrink: 0; width: 20px; height: 20px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 11px; margin-top: 2px;
}
.check-icon { background: var(--accent-subtle); color: var(--accent); }
.x-icon { background: var(--border); color: var(--text-dim); }

/* ========================================
   Pricing
   ======================================== */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pricing-grid-4 { grid-template-columns: repeat(4, 1fr); max-width: 1400px; margin-left: auto; margin-right: auto; }
.pricing-card {
  padding: 36px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); transition: var(--transition); position: relative;
  display: flex; flex-direction: column; box-shadow: var(--card-shadow);
}
.pricing-card:hover { transform: translateY(-3px); }
.pricing-card.featured { border-color: var(--accent); box-shadow: 0 0 32px var(--accent-glow); }
.pricing-card.featured::before {
  content: ''; position: absolute; top: -1px; left: 50%; transform: translateX(-50%);
  width: 40px; height: 3px; background: var(--accent); border-radius: 0 0 2px 2px;
}
.pricing-badge {
  position: absolute; top: -11px; left: 50%; transform: translateX(-50%);
  padding: 3px 14px; background: var(--accent); color: #fff;
  font-size: 11px; font-weight: 700; border-radius: 20px; white-space: nowrap;
}
.pricing-name { font-family: var(--font-body); font-size: 19px; font-weight: 700; color: var(--heading); margin-bottom: 4px; }
.pricing-price { font-family: var(--font-heading); font-size: 40px; color: var(--accent); margin: 16px 0 4px; }
.pricing-price span { font-size: 15px; color: var(--text-muted); font-family: var(--font-body); }
.pricing-desc { font-size: 13px; color: var(--text-dim); margin-bottom: 24px; }
.pricing-features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; flex: 1; }
.pricing-features li { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.pricing-features li.active { color: var(--text); }
.pricing-features li.disabled { color: var(--text-dim); }
.li-check { color: var(--accent); font-size: 13px; flex-shrink: 0; }
.li-dash { color: var(--text-dim); flex-shrink: 0; }
.pricing-compare { text-align: center; margin-top: 28px; font-size: 14px; }
.pricing-compare a { color: var(--accent); font-weight: 600; transition: var(--transition); cursor: pointer; }
.pricing-compare a:hover { color: var(--accent-light); }

/* On-premise / Onedocs CTA */
.onpremise-cta {
  margin-top: 56px; padding: 40px; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--card-shadow); border-top: 3px solid var(--accent);
}
.onpremise-inner { display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items: start; }
.onpremise-content h3 { font-family: var(--font-heading); font-size: 22px; margin-bottom: 14px; }
.onpremise-content p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 18px; }
.onpremise-features {
  list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
}
.onpremise-features li {
  font-size: 13px; color: var(--text); display: flex; align-items: center; gap: 8px;
}
.onpremise-features li::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); flex-shrink: 0;
}
.onpremise-action {
  text-align: center; padding: 32px; background: var(--bg3);
  border-radius: var(--radius-sm); border: 1px solid var(--border);
}
.onpremise-logo { height: 32px; margin: 0 auto 16px; }
[data-theme="dark"] .onpremise-logo { filter: invert(1); }
.onpremise-action p { font-size: 13px; color: var(--text-muted); margin-bottom: 18px; line-height: 1.6; }

@media (max-width: 768px) {
  .onpremise-inner { grid-template-columns: 1fr; }
  .onpremise-features { grid-template-columns: 1fr; }
}

.pricing-price-custom {
  font-family: var(--font-heading); font-size: 28px; color: var(--accent); margin: 16px 0 4px;
}

.pricing-info {
  margin-top: 14px; padding: 10px 14px; background: var(--accent-subtle);
  border: 1px solid var(--accent-border); border-radius: var(--radius-sm);
  font-size: 12px; color: var(--accent); line-height: 1.5; text-align: center;
}

/* ========================================
   Modal
   ======================================== */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.6); backdrop-filter: blur(8px);
  z-index: 2000; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.3s ease;
}
.modal-overlay.open { display: flex; opacity: 1; }
.modal {
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius);
  max-width: 900px; width: 90%; max-height: 85vh; overflow-y: auto; padding: 40px;
  position: relative; box-shadow: 0 24px 48px rgba(0,0,0,0.2);
}
.modal-close {
  position: absolute; top: 16px; right: 16px; background: none; border: none;
  color: var(--text-muted); font-size: 24px; cursor: pointer; width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center; transition: var(--transition);
}
.modal-close:hover { color: var(--accent); }
.modal h3 { font-family: var(--font-body); font-size: 20px; font-weight: 700; margin-bottom: 24px; }
.compare-table { width: 100%; border-collapse: collapse; }
.compare-table th, .compare-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
.compare-table th { color: var(--text-muted); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; }
.compare-table td:first-child { color: var(--text); font-weight: 500; }
.compare-table td { color: var(--text-muted); }
.compare-table .accent { color: var(--accent); font-weight: 700; }
.compare-table tr:last-child td { border-bottom: none; font-weight: 700; }
.compare-table .full-row { text-align: center; color: var(--text-dim); font-style: italic; font-size: 12px; }

/* ========================================
   Hizmetler (compact)
   ======================================== */
.hizmetler-compact { margin-top: 0; max-width: 780px; }
.hizmet-row {
  display: flex; align-items: flex-start; gap: 24px;
  padding: 22px 0; border-bottom: 1px solid var(--border); transition: var(--transition);
}
.hizmet-row:first-child { border-top: 1px solid var(--border); }
.hizmet-row:hover { padding-left: 12px; }
.hizmet-num { font-family: var(--font-heading); font-size: 14px; color: var(--accent); font-weight: 600; flex-shrink: 0; margin-top: 1px; }
.hizmet-body h3 { font-family: var(--font-body); font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.hizmet-body p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* ========================================
   Ortaklar
   ======================================== */
.ortaklar-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.ortak-card {
  padding: 36px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); transition: var(--transition); box-shadow: var(--card-shadow);
  border-top: 3px solid var(--accent);
}
.ortak-card:hover { transform: translateY(-3px); }
.ortak-logo { height: 36px; width: auto; margin-bottom: 18px; }
[data-theme="dark"] .ortak-logo { filter: invert(1); }

/* Kurt Güler logo: white text, needs dark bg or invert in light mode */
[data-theme="light"] .ortak-logo-kg { filter: invert(1) hue-rotate(180deg); }
[data-theme="dark"] .ortak-logo-kg { filter: none; }
.ortak-card h3 { font-family: var(--font-body); font-size: 20px; font-weight: 700; margin-bottom: 14px; }
.ortak-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 18px; }
.ortak-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.ortak-tag {
  display: inline-block; padding: 4px 12px; border-radius: 16px;
  font-size: 11px; font-weight: 600; background: var(--accent-subtle);
  color: var(--accent); border: 1px solid var(--accent-border);
}

/* ========================================
   Contact
   ======================================== */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.contact-card {
  padding: 32px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--card-shadow); transition: var(--transition);
}
.contact-card:hover { border-color: var(--accent-border); }
.contact-card h3 { font-family: var(--font-body); font-size: 17px; font-weight: 600; margin-bottom: 10px; }
.contact-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

.mono-box {
  display: block; margin-top: 8px; padding: 8px 16px;
  background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-family: 'SF Mono', 'Consolas', monospace; font-size: 13px; color: var(--text);
}
.mono-box.accent { color: var(--accent); }

/* ========================================
   SSS
   ======================================== */
.sss-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 6px; }
.sss-item { border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; transition: var(--transition); }
.sss-item:hover { border-color: var(--accent-border); }
.sss-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px; cursor: pointer; background: var(--bg2);
  font-weight: 600; font-size: 14px; color: var(--heading); user-select: none;
}
.sss-question:hover { color: var(--accent); }
.sss-icon { font-size: 18px; transition: transform 0.3s ease; color: var(--text-muted); flex-shrink: 0; margin-left: 16px; }
.sss-item.open .sss-icon { transform: rotate(45deg); color: var(--accent); }
.sss-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.sss-answer-inner { padding: 0 22px 18px; font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* ========================================
   Disclaimer
   ======================================== */
.disclaimer-box {
  padding: 24px 28px; background: var(--bg-card);
  border: 1px solid rgba(220,38,38,0.12); border-left: 3px solid var(--red);
  border-radius: var(--radius); box-shadow: var(--card-shadow);
}
.disclaimer-box p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }
.disclaimer-box strong { color: var(--heading); }

/* ========================================
   CTA
   ======================================== */
.cta-section {
  text-align: center; padding: 100px 0; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--accent-subtle) 0%, transparent 55%);
  pointer-events: none;
}
.cta-section h2 { font-size: clamp(26px, 3.5vw, 38px); margin-bottom: 14px; position: relative; }
.cta-section h2 em { color: var(--accent); font-style: italic; font-weight: 500; }
.cta-section p { color: var(--text-muted); font-size: 16px; margin-bottom: 28px; position: relative; }

/* ========================================
   Footer
   ======================================== */
footer { background: var(--bg2); border-top: 1px solid var(--border); padding: 56px 0 0; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 44px; }
.footer-logo-wrap { margin-bottom: 14px; }
.footer-logo-wrap img { height: 28px; width: auto; }
.footer-desc { font-size: 13px; color: var(--text-dim); line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  font-family: var(--font-body); font-size: 12px; font-weight: 700; color: var(--heading);
  text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 14px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-col a { font-size: 13px; color: var(--text-muted); transition: var(--transition); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border); padding: 18px 0;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--text-dim);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 960px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid.deger-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid .feature-card { grid-column: span 1 !important; }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .ortaklar-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 20px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-wide { grid-column: span 1; }
  .nedir-grid { grid-template-columns: 1fr; }
  .pricing-grid, .pricing-grid-4 { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .step-card:nth-child(2) .step-arrow, .step-card:nth-child(2)::after { display: none; }
  .tabs { width: 100%; }
  .tab-btn { flex: 1; text-align: center; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .hero-stat-sep { display: none; }
}

@media (max-width: 500px) {
  .hero h1 { font-size: 28px; }
  .hero-desc { font-size: 15px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .steps-grid { grid-template-columns: 1fr; }
  .step-arrow, .step-card::after { display: none !important; }
  section { padding: 70px 0; }
  .modal { padding: 24px; }
  .compare-table th, .compare-table td { padding: 10px 8px; font-size: 12px; }
}