:root {
  --bg: #FAF8F4;
  --fg: #0F1A14;
  --fg-muted: #4A5C52;
  --accent: #D4A853;
  --accent-dark: #B8892E;
  --primary: #0B4D3D;
  --primary-light: #1A7A5F;
  --card-bg: #FFFFFF;
  --border: #E2DDD4;
  --chat-bg: #DCF8C6;
  --chat-agent-bg: #FFFFFF;
  --font-head: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navbar */
.navbar {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--fg);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
}
.nav-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.02em;
}

/* Hero */
.hero {
  padding: 80px 0 60px;
  background: var(--bg);
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-badge {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.hero-content h1 {
  font-family: var(--font-head);
  font-size: 52px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 20px;
}
.lede {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 440px;
}
.hero-proof {
  display: flex;
  align-items: center;
  gap: 20px;
}
.proof-stat {
  display: flex;
  flex-direction: column;
}
.stat-number {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
}
.stat-label {
  font-size: 11px;
  color: var(--fg-muted);
  max-width: 80px;
  line-height: 1.4;
}
.proof-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}

/* Phone Frame */
.hero-visual { position: relative; }
.phone-frame {
  background: #fff;
  border: 2px solid var(--fg);
  border-radius: 24px;
  padding: 32px 24px 24px;
  box-shadow: 8px 8px 0 var(--fg);
  position: relative;
}
.phone-notch {
  width: 80px;
  height: 20px;
  background: var(--fg);
  border-radius: 0 0 12px 12px;
  margin: 0 auto 20px;
  position: absolute;
  top: -2px;
  left: 50%;
  transform: translateX(-50%);
}
.chat-bubble {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 16px;
  margin-bottom: 10px;
  font-size: 13px;
  line-height: 1.5;
}
.chat-bubble.agent {
  background: var(--chat-agent-bg);
  border: 1px solid var(--border);
  border-radius: 16px 16px 16px 4px;
}
.chat-bubble.user {
  background: var(--chat-bg);
  margin-left: auto;
  border-radius: 16px 16px 4px 16px;
}
.bubble-text { display: block; }
.typing-indicator {
  display: flex;
  gap: 4px;
  padding: 4px 0 0 14px;
}
.typing-indicator span {
  width: 6px; height: 6px;
  background: #aaa;
  border-radius: 50%;
  animation: blink 1.2s infinite;
}
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

.language-badges {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
  justify-content: center;
}
.lang-badge {
  font-size: 11px;
  font-weight: 600;
  background: var(--primary);
  color: #fff;
  padding: 4px 10px;
  border-radius: 100px;
  letter-spacing: 0.04em;
}

/* Preview Section */
.preview-section {
  padding: 80px 0;
  background: var(--primary);
  color: #fff;
}
.preview-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.preview-text h2 {
  font-family: var(--font-head);
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}
.preview-text > p {
  color: rgba(255,255,255,0.7);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 32px;
}
.preview-features { display: flex; flex-direction: column; gap: 20px; }
.preview-feature {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.feature-icon {
  flex-shrink: 0;
  width: 36px; height: 36px;
  background: rgba(212,168,83,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.preview-feature strong { display: block; font-size: 14px; font-weight: 600; margin-bottom: 2px; }
.preview-feature p { font-size: 13px; color: rgba(255,255,255,0.6); }

/* Mobile Chat (right side) */
.mobile-chat {
  background: #EDE8DF;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.mobile-header {
  background: var(--primary);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.avatar-small {
  width: 36px; height: 36px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  color: var(--fg);
}
.contact-name { font-weight: 600; font-size: 14px; }
.online-status { font-size: 11px; color: rgba(255,255,255,0.6); }
.message-thread {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 280px;
  overflow-y: auto;
}
.msg {
  padding: 8px 12px;
  border-radius: 14px;
  font-size: 12px;
  line-height: 1.5;
  max-width: 75%;
}
.msg.received { background: #fff; color: var(--fg); align-self: flex-start; border-bottom-left-radius: 4px; }
.msg.sent { background: var(--chat-bg); color: var(--fg); align-self: flex-end; border-bottom-right-radius: 4px; }
.chat-input-bar {
  padding: 10px 16px;
  background: #E5E0D5;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.input-placeholder { font-size: 12px; color: #999; }
.send-btn {
  width: 28px; height: 28px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Features Section */
.features-section {
  padding: 80px 0;
  background: var(--bg);
}
.features-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
}
.features-inner h2 {
  font-family: var(--font-head);
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
}
.features-sub {
  text-align: center;
  color: var(--fg-muted);
  font-size: 16px;
  margin-bottom: 56px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: box-shadow 0.2s;
}
.feature-card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}
.card-icon { margin-bottom: 16px; }
.feature-card h3 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}
.feature-card p { font-size: 14px; color: var(--fg-muted); line-height: 1.7; }

/* How It Works */
.how-section {
  padding: 80px 0;
  background: #0F1A14;
  color: #fff;
}
.how-inner { max-width: 1100px; margin: 0 auto; padding: 0 32px; }
.how-header { text-align: center; margin-bottom: 56px; }
.how-header h2 {
  font-family: var(--font-head);
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 12px;
}
.how-header p { color: rgba(255,255,255,0.6); font-size: 16px; }
.steps-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.step { text-align: center; max-width: 220px; }
.step-num {
  font-family: var(--font-head);
  font-size: 48px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
}
.step h3 {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}
.step p { font-size: 13px; color: rgba(255,255,255,0.5); line-height: 1.6; }
.step-connector { padding: 0 20px; }

/* Closing */
.closing-section {
  padding: 100px 0;
  background: var(--accent);
}
.closing-inner { max-width: 1100px; margin: 0 auto; padding: 0 32px; }
.closing-content { text-align: center; }
.closing-content h2 {
  font-family: var(--font-head);
  font-size: 38px;
  font-weight: 800;
  color: var(--fg);
  line-height: 1.2;
  margin-bottom: 16px;
}
.closing-content p {
  font-size: 17px;
  color: rgba(15,26,20,0.7);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
}
.closing-stat-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
}
.closing-stat { text-align: center; }
.cstat-num {
  display: block;
  font-family: var(--font-head);
  font-size: 40px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 4px;
}
.cstat-desc {
  font-size: 13px;
  color: rgba(15,26,20,0.6);
  max-width: 100px;
  margin: 0 auto;
}
.closing-divider { width: 1px; height: 48px; background: rgba(15,26,20,0.2); }

/* Footer */
.site-footer {
  padding: 56px 0 32px;
  background: var(--fg);
  color: rgba(255,255,255,0.6);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  margin-bottom: 48px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  color: #fff;
  margin-bottom: 8px;
}
.footer-tagline { font-size: 13px; }
.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.col-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}
.footer-col span { font-size: 13px; }
.footer-bottom {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 32px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  font-size: 12px;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-content h1 { font-size: 36px; }
  .nav-tagline { display: none; }
  .preview-inner { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .steps-row { flex-direction: column; gap: 32px; }
  .step-connector { transform: rotate(90deg); }
  .closing-stat-row { flex-direction: column; gap: 24px; }
  .closing-divider { display: none; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom { flex-direction: column; gap: 8px; }
}

@media (max-width: 480px) {
  .hero-content h1 { font-size: 28px; }
  .footer-links { grid-template-columns: 1fr; }
  .closing-content h2 { font-size: 26px; }
}