:root {
  --navy: #12203a;
  --navy-dark: #0b1526;
  --gold: #c9a24b;
  --gold-light: #e6cd8a;
  --ink: #1c2431;
  --muted: #5b6577;
  --bg-soft: #f6f7fa;
  --white: #ffffff;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(18, 32, 58, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}

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

h1, h2, h3 { font-family: 'Playfair Display', Georgia, serif; font-weight: 700; margin: 0 0 16px; color: var(--navy); }

.logo { font-family: 'Playfair Display', Georgia, serif; }

p { color: var(--muted); margin: 0 0 12px; }

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

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary { background: var(--gold); color: var(--navy-dark); }
.btn-primary:hover { box-shadow: 0 8px 20px rgba(201, 162, 75, 0.4); }

.btn-secondary { background: transparent; color: var(--navy); border: 2px solid var(--navy); }

.btn-light { background: var(--white); color: var(--navy); }

.btn-lg { padding: 16px 32px; font-size: 1.05rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #eceef2;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.logo {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--navy);
}

.nav {
  display: flex;
  gap: 28px;
}

.nav a {
  color: var(--ink);
  font-weight: 500;
}
.nav a:hover { color: var(--gold); }

.nav-cta { display: inline-block; }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero */
.hero {
  background: linear-gradient(180deg, #fbfaf7 0%, var(--white) 100%);
  padding: 80px 0;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
  max-width: 1080px;
  margin: 0 auto;
}

.badge {
  display: inline-block;
  background: #fdf5e4;
  color: #8a6a1f;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 2.5rem;
  line-height: 1.25;
}

.hero-sub {
  font-size: 1.1rem;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Chat mock */
.chat-mock {
  background: var(--white);
  border-radius: 20px;
  box-shadow: 0 20px 50px rgba(18, 32, 58, 0.18);
  overflow: hidden;
  border: 1px solid #eceef2;
}

.chat-mock-header {
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  color: var(--white);
  padding: 16px 20px;
}

.chat-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.chat-mock-title { display: flex; flex-direction: column; font-family: 'Inter', sans-serif; }
.chat-mock-title strong { font-size: 0.95rem; }

.chat-status {
  font-size: 0.78rem;
  color: #b9d9c2;
  display: flex;
  align-items: center;
  gap: 6px;
}
.chat-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4ade80;
  display: inline-block;
}

.chat-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 320px;
  background: #f8f9fb;
}

.msg {
  font-family: 'Inter', sans-serif;
  font-size: 0.92rem;
  padding: 10px 14px;
  border-radius: 14px;
  max-width: 82%;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.35s ease, transform 0.35s ease;
  line-height: 1.45;
}

.msg.visible { opacity: 1; transform: translateY(0); }

.msg-bot {
  background: var(--navy);
  color: var(--white);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.msg-user {
  background: var(--gold-light);
  color: var(--navy-dark);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chat-input {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-top: 1px solid #eceef2;
  background: var(--white);
}

.chat-input input {
  flex: 1;
  border: 1px solid #dde1e8;
  border-radius: 999px;
  padding: 10px 16px;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  background: #f6f7fa;
}

.chat-send {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: none;
  background: var(--gold);
  color: var(--navy-dark);
  font-size: 1rem;
  cursor: default;
  flex-shrink: 0;
}

/* Features */
.features { padding: 80px 0; background: var(--bg-soft); }

.section-title {
  text-align: center;
  font-size: 2rem;
}

.section-sub {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 48px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 22px;
  box-shadow: var(--shadow);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.card p { font-size: 0.95rem; margin: 0; }

/* How it works */
.how { padding: 80px 0; }

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 40px;
}

.step { text-align: center; }

.step-number {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin: 0 auto 16px;
}

/* CTA banner */
.cta-banner {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  padding: 70px 0;
  color: var(--white);
}

.cta-banner-inner { text-align: center; }
.cta-banner h2 { color: var(--white); }
.cta-banner p { color: #c7cede; margin-bottom: 28px; }

/* Contact */
.contact { padding: 90px 0; background: var(--bg-soft); }

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info h2 { font-size: 2rem; }

.contact-form {
  background: var(--white);
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--ink);
}

.contact-form input,
.contact-form textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 10px 12px;
  border: 1px solid #dde1e8;
  border-radius: 8px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--gold);
}

.form-success {
  background: #eaf7ee;
  color: #1e7a3d;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
}

/* Footer */
.site-footer {
  background: var(--navy-dark);
  color: #9aa4b8;
  padding: 28px 0;
  text-align: center;
  font-size: 0.9rem;
}

.footer-domain { color: var(--gold-light); font-weight: 600; }

/* Responsive */
@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-text { text-align: center; }
  .hero-actions { justify-content: center; }
}

@media (max-width: 640px) {
  .nav, .nav-cta { display: none; }
  .menu-toggle { display: block; }
  .hero h1 { font-size: 2rem; }
  .cards { grid-template-columns: 1fr; }
  .chat-body { min-height: 260px; }

  .site-header.menu-open .nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 16px 24px;
    border-bottom: 1px solid #eceef2;
    gap: 16px;
  }
}