/* ─── SmartChatOrder Landing ──────────────────────────────────────
   Marka rengi logodan: petrol/teal (#00646b ailesi)               */

:root {
  --teal-900: #003a40;
  --teal-800: #004a50;
  --teal-700: #00565d;
  --teal-600: #00646b;
  --teal-500: #0b7d84;
  --teal-100: #d9ecee;
  --teal-50:  #eef7f7;
  --ink:      #10272a;
  --muted:    #4d6568;
  --line:     #dde8e9;
  --bg:       #ffffff;
  --radius:   14px;
  --shadow:   0 10px 30px rgba(0, 74, 80, 0.10);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 { line-height: 1.2; letter-spacing: -0.02em; }

/* ─── Butonlar ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  border: 1.5px solid transparent;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.18s ease;
  white-space: nowrap;
}
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-primary { background: var(--teal-600); color: #fff; }
.btn-primary:hover { background: var(--teal-800); transform: translateY(-1px); }
.btn-outline { border-color: var(--teal-600); color: var(--teal-600); background: transparent; }
.btn-outline:hover { background: var(--teal-50); }
.btn-ghost { background: transparent; color: var(--ink); border: none; font-family: inherit; }
.btn-ghost:hover { color: var(--teal-600); }
.btn-light { background: #fff; color: var(--teal-800); }
.btn-light:hover { transform: translateY(-1px); box-shadow: var(--shadow); }

/* ─── Header ────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 68px;
}
.brand img { height: 34px; width: auto; }
.main-nav { display: flex; gap: 24px; margin-left: 8px; }
.main-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
}
.main-nav a:hover { color: var(--teal-600); }
.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Giriş dropdown */
.login-menu { position: relative; }
.login-dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  min-width: 280px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 8px;
  display: none;
}
.login-dropdown.open { display: block; }
.login-dropdown a {
  display: block;
  padding: 12px 14px;
  border-radius: 10px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  font-size: 15px;
}
.login-dropdown a span {
  display: block;
  font-weight: 400;
  font-size: 13px;
  color: var(--muted);
}
.login-dropdown a:hover { background: var(--teal-50); }

/* ─── Hero ──────────────────────────────────────────────────── */
.hero {
  background:
    radial-gradient(1000px 500px at 85% -10%, var(--teal-100) 0%, transparent 60%),
    linear-gradient(180deg, var(--teal-50) 0%, #ffffff 75%);
  padding: 80px 0 90px;
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  background: var(--teal-100);
  color: var(--teal-800);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(34px, 5vw, 54px);
  margin-bottom: 18px;
}
.hero h1 em {
  font-style: normal;
  color: var(--teal-600);
}
.lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 52ch;
  margin-bottom: 28px;
}
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 28px; }
.hero-points { list-style: none; display: grid; gap: 8px; }
.hero-points li {
  padding-left: 28px;
  position: relative;
  color: var(--muted);
  font-size: 15px;
}
.hero-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--teal-500);
  font-weight: 700;
}

/* Chat mockup */
.hero-visual { display: flex; justify-content: center; }
.chat-card {
  width: min(400px, 100%);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 24px 60px rgba(0, 58, 64, 0.16);
  overflow: hidden;
}
.chat-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--teal-600);
  color: #fff;
}
.chat-head img { height: 26px; width: auto; filter: brightness(0) invert(1); }
.chat-head strong { display: block; font-size: 15px; }
.chat-head span { font-size: 12px; opacity: 0.85; }
.chat-body { padding: 18px; display: grid; gap: 10px; background: #f6fafa; }
.msg {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.45;
}
.msg.them {
  background: #fff;
  border: 1px solid var(--line);
  border-bottom-left-radius: 4px;
  justify-self: start;
}
.msg.me {
  background: var(--teal-600);
  color: #fff;
  border-bottom-right-radius: 4px;
  justify-self: end;
}
.chat-status {
  margin-top: 6px;
  text-align: center;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--teal-700);
  background: var(--teal-100);
  border-radius: 999px;
  padding: 6px 12px;
  justify-self: center;
}

/* ─── Bölümler ──────────────────────────────────────────────── */
section h2 {
  font-size: clamp(26px, 3.4vw, 36px);
  text-align: center;
  margin-bottom: 12px;
}
.section-lead {
  text-align: center;
  color: var(--muted);
  font-size: 17px;
  margin-bottom: 48px;
}

.features { padding: 90px 0; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.feature-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  transition: all 0.18s ease;
  background: #fff;
}
.feature-grid article:hover {
  border-color: var(--teal-500);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.feature-grid .icon { font-size: 28px; margin-bottom: 14px; }
.feature-grid h3 { font-size: 18px; margin-bottom: 8px; }
.feature-grid p { color: var(--muted); font-size: 14.5px; }

.apps { padding: 90px 0; background: var(--teal-50); }
.apps h2 { margin-bottom: 48px; }
.app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.app-grid article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.badge {
  align-self: flex-start;
  background: var(--teal-100);
  color: var(--teal-800);
  font-size: 12.5px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
}
.app-grid h3 { font-size: 20px; }
.app-grid p { color: var(--muted); font-size: 14.5px; flex: 1; }
.text-link {
  color: var(--teal-600);
  font-weight: 600;
  text-decoration: none;
  font-size: 15px;
}
.text-link:hover { color: var(--teal-800); }

/* ─── CTA band ──────────────────────────────────────────────── */
.cta-band {
  background: linear-gradient(135deg, var(--teal-800) 0%, var(--teal-600) 100%);
  color: #fff;
  padding: 72px 0;
}
.cta-inner { text-align: center; }
.cta-band h2 { color: #fff; }
.cta-band p { opacity: 0.9; margin: 10px 0 26px; font-size: 17px; }

/* ─── Footer ────────────────────────────────────────────────── */
.site-footer { padding: 40px 0; border-top: 1px solid var(--line); }
.footer-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.footer-inner nav { display: flex; gap: 20px; }
.footer-inner nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}
.footer-inner nav a:hover { color: var(--teal-600); }
.footer-inner p { margin-left: auto; color: var(--muted); font-size: 13.5px; }

/* ─── Responsive ────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .feature-grid, .app-grid { grid-template-columns: 1fr 1fr; }
  .main-nav { display: none; }
}
@media (max-width: 600px) {
  .feature-grid, .app-grid { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 64px; }
  .footer-inner p { margin-left: 0; }
  .btn-ghost { padding: 10px 8px; }
}