/*
Theme Name: NL AC SG Demo
Theme URI: https://nlchatbot.com/
Author: Nexa Logic Pte. Ltd.
Author URI: https://nlchatbot.com/
Description: A simple aircon company demo website theme for NL Chatbot Pro.
Version: 1.0.2
License: GPL v2 or later
Text Domain: nl-ac-sg-demo
*/

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --accent: #06b6d4;
  --bg: #f7fbff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #dbeafe;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: #fff;
  line-height: 1.6;
}

.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #e5e7eb;
}

.nav { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; }
.brand-icon { width: 36px; height: 36px; border-radius: 12px; display: grid; place-items: center; background: linear-gradient(135deg, #dbeafe, #cffafe); }
nav { display: flex; gap: 28px; }
nav a, footer a { color: #334155; text-decoration: none; font-weight: 600; }
.nav-cta { background: var(--primary); color: white; text-decoration: none; padding: 12px 18px; border-radius: 12px; font-weight: 800; box-shadow: 0 10px 24px rgba(37, 99, 235, 0.25); }

.hero {
  background: radial-gradient(circle at 20% 10%, #dbeafe 0, transparent 32%), linear-gradient(180deg, #f8fbff 0%, #eef8ff 100%);
  padding: 96px 0 88px;
}

.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; padding: 8px 12px; background: white; border: 1px solid var(--border); border-radius: 999px; color: var(--primary-dark); font-weight: 800; margin-bottom: 20px; }
h1 { font-size: clamp(42px, 6vw, 68px); line-height: 1.02; letter-spacing: -0.05em; margin: 0 0 24px; }
.hero-subtitle { font-size: 20px; color: var(--muted); max-width: 620px; margin: 0 0 32px; }
.hero-actions { display: flex; gap: 14px; margin-bottom: 28px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border-radius: 12px; font-weight: 800; text-decoration: none; }
.btn.primary { background: linear-gradient(135deg, var(--primary), var(--accent)); color: white; box-shadow: 0 14px 32px rgba(37, 99, 235, 0.28); }
.btn.secondary { background: white; color: var(--text); border: 1px solid #cbd5e1; }
.trust-row { display: flex; gap: 18px; flex-wrap: wrap; color: #0f766e; font-weight: 700; }

.hero-card { background: white; border: 1px solid #e2e8f0; border-radius: 28px; box-shadow: var(--shadow); overflow: hidden; }
.card-header { padding: 18px 22px; background: linear-gradient(135deg, var(--primary), var(--accent)); color: white; font-weight: 800; }
.chat-preview { padding: 24px; }
.bubble { padding: 14px 16px; border-radius: 16px; background: #f1f5f9; margin-bottom: 16px; }
.option { padding: 14px 16px; border: 1px solid #bfdbfe; border-radius: 12px; margin-bottom: 10px; color: var(--primary-dark); font-weight: 700; }
.mini-note { padding: 16px 24px 24px; color: var(--muted); font-size: 14px; }

.section { padding: 86px 0; }
.section.alt { background: var(--bg); }
.section-heading { text-align: center; max-width: 680px; margin: 0 auto 44px; }
h2 { font-size: clamp(30px, 4vw, 44px); line-height: 1.1; margin: 0 0 14px; letter-spacing: -0.04em; }
.section-heading p, .split p, .demo-box p, .contact p { color: var(--muted); font-size: 18px; }

.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.service-card, .price-card, .contact-form { background: white; border: 1px solid #e2e8f0; border-radius: 20px; padding: 26px; box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06); }
.icon { font-size: 34px; margin-bottom: 14px; }
.service-card h3, .price-card h3 { margin: 0 0 10px; font-size: 20px; }
.service-card p, .price-card p { color: var(--muted); margin: 0; }

.split { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; align-items: center; }
.features { display: grid; gap: 14px; }
.feature { background: white; border: 1px solid #e2e8f0; border-radius: 16px; padding: 18px; display: grid; gap: 4px; }
.feature span { color: var(--muted); }

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.price-card { position: relative; text-align: center; }
.price-card.featured { border-color: var(--primary); transform: translateY(-8px); }
.badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--primary); color: white; padding: 6px 12px; border-radius: 999px; font-size: 12px; font-weight: 800; }
.price { font-size: 38px; font-weight: 900; margin: 10px 0; }

.chatbot-demo { background: linear-gradient(135deg, #1d4ed8, #06b6d4); color: white; }
.demo-box { display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.demo-box p { color: rgba(255,255,255,0.85); }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info { background: var(--bg); border: 1px solid var(--border); border-radius: 18px; padding: 20px; margin-top: 24px; }
.contact-form { display: grid; gap: 16px; }
label { display: grid; gap: 8px; font-weight: 700; }
input, select { width: 100%; border: 1px solid #cbd5e1; border-radius: 12px; padding: 13px 14px; font: inherit; }
button { border: 0; background: var(--primary); color: white; min-height: 48px; border-radius: 12px; font-weight: 800; cursor: pointer; }
small { color: var(--muted); }

footer { background: #0f172a; color: white; padding: 34px 0; }
footer p { color: #94a3b8; margin: 6px 0 0; }
.footer-grid { display: flex; justify-content: space-between; align-items: center; }
.footer-grid div:last-child { display: flex; gap: 20px; }
footer a { color: #cbd5e1; }

@media (max-width: 900px) {
  nav { display: none; }
  .hero-grid, .split, .contact-grid { grid-template-columns: 1fr; }
  .cards, .pricing-grid { grid-template-columns: 1fr; }
  .demo-box { flex-direction: column; align-items: flex-start; }
  .footer-grid { flex-direction: column; align-items: flex-start; gap: 18px; }
}

@media (max-width: 560px) {
  .hero { padding: 64px 0; }
  .section { padding: 64px 0; }
  .hero-actions { flex-direction: column; }
  .trust-row { flex-direction: column; gap: 8px; }
  .nav-cta { display: none; }
}