/* ============================================
   CHE WANG HUI FEI - Sales-Focused Design
   Clean · Professional · Conversion-Driven
   ============================================ */

:root {
  --white: #ffffff;
  --bg: #f4f4f4;
  --bg-card: #ffffff;
  --primary: #1a3a5c;
  --primary-dark: #0f2440;
  --accent: #d4a017;
  --accent-hover: #b8850a;
  --text: #222222;
  --text-light: #666666;
  --text-lighter: #999999;
  --border: #e0e0e0;
  --green: #28a745;
  --red: #dc3545;
  --orange: #ff8c00;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-w: 1200px;
  --header-h: 64px;
  --shadow: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 15px; }
body { font-family: var(--font); color: var(--text); background: var(--bg); line-height: 1.5; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 11px 24px; font-family: var(--font); font-size: 0.85rem;
  font-weight: 600; border: none; cursor: pointer;
  transition: all 0.2s; border-radius: 4px;
}
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-accent { background: var(--accent); color: var(--white); }
.btn-accent:hover { background: var(--accent-hover); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: var(--white); }
.btn-sm { padding: 8px 16px; font-size: 0.8rem; }
.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-block { width: 100%; justify-content: center; }
.btn-green { background: var(--green); color: var(--white); }
.btn-green:hover { background: #1e8e3a; }

/* ===== FLOATING CONTACT ===== */
.float-contact {
  position: fixed; bottom: 24px; right: 24px; z-index: 999;
  display: flex; flex-direction: column; gap: 10px;
}
.float-contact a {
  width: 52px; height: 52px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.2rem; font-weight: 700;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2); transition: transform 0.2s;
}
.float-contact a:hover { transform: scale(1.1); }
.float-contact .phone { background: var(--accent); }
.float-contact .whatsapp { background: #25D366; }
.float-contact .email { background: var(--primary); }

/* ===== HEADER ===== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h); background: var(--white);
  border-bottom: 1px solid var(--border);
}
.header .container { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.logo { font-size: 1.1rem; font-weight: 700; color: var(--primary); line-height: 1.2; }
.logo span { font-size: 0.55rem; font-weight: 400; color: var(--accent); letter-spacing: 1px; text-transform: uppercase; display: block; }
.header-right { display: flex; align-items: center; gap: 16px; }
.header-phone { display: flex; align-items: center; gap: 4px; color: var(--accent); font-weight: 600; font-size: 0.9rem; }
.nav { display: flex; align-items: center; gap: 20px; }
.nav a { font-size: 0.85rem; color: var(--text-light); font-weight: 500; transition: color 0.2s; }
.nav a:hover, .nav a.active { color: var(--primary); }
.nav-toggle { display: none; flex-direction: column; gap: 4px; cursor: pointer; background: none; border: none; padding: 4px; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--text); border-radius: 1px; transition: 0.2s; }
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

/* ===== HERO ===== */
.hero {
  margin-top: var(--header-h); background: var(--primary-dark);
  color: var(--white); padding: 60px 0;
}
.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.hero h1 { font-size: 2.5rem; font-weight: 700; line-height: 1.15; margin-bottom: 16px; }
.hero h1 em { color: var(--accent); font-style: normal; }
.hero p { font-size: 1rem; color: rgba(255,255,255,0.8); margin-bottom: 24px; line-height: 1.6; }
.hero-contact { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-bottom: 28px; }
.hero-contact .big-phone { font-size: 1.4rem; font-weight: 700; color: var(--accent); }
.hero-contact .big-phone:hover { color: var(--accent-hover); }
.hero-search {
  background: var(--white); border-radius: 6px; padding: 4px;
  display: flex; overflow: hidden; max-width: 480px;
}
.hero-search input {
  flex: 1; border: none; padding: 12px 16px; font-size: 0.9rem;
  font-family: var(--font); outline: none;
}
.hero-search button {
  background: var(--accent); color: var(--white); border: none;
  padding: 12px 24px; font-weight: 600; cursor: pointer; font-size: 0.85rem;
  transition: background 0.2s; border-radius: 4px;
}
.hero-search button:hover { background: var(--accent-hover); }
.hero-stats { display: flex; gap: 40px; margin-top: 32px; }
.hero-stat h3 { font-size: 1.8rem; font-weight: 700; color: var(--accent); }
.hero-stat p { font-size: 0.8rem; color: rgba(255,255,255,0.6); margin: 0; }
.hero-visual { position: relative; }
.hero-visual img { width: 100%; border-radius: 8px; box-shadow: 0 20px 60px rgba(0,0,0,0.3); }
.hero-visual-badge {
  position: absolute; bottom: -12px; left: -12px;
  background: var(--accent); color: var(--white); padding: 12px 18px;
  border-radius: 6px; font-weight: 600; font-size: 0.8rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* ===== SECTION ===== */
.section { padding: 60px 0; }
.section-white { background: var(--white); }
.section-header { text-align: center; margin-bottom: 36px; }
.section-tag { font-size: 0.75rem; font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 8px; }
.section-title { font-size: 1.6rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.section-subtitle { font-size: 0.9rem; color: var(--text-light); max-width: 600px; margin: 0 auto; }

/* ===== VEHICLE CARDS ===== */
.car-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.car-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 6px;
  overflow: hidden; transition: all 0.2s; cursor: pointer;
}
.car-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.car-card-img { position: relative; height: 190px; overflow: hidden; background: var(--bg); }
.car-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.car-card:hover .car-card-img img { transform: scale(1.04); }
.car-card-badge {
  position: absolute; top: 10px; left: 10px;
  background: var(--accent); color: var(--white); padding: 3px 10px;
  font-size: 0.7rem; font-weight: 600; border-radius: 3px;
}
.car-card-grade {
  position: absolute; top: 10px; right: 10px;
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; color: var(--white);
}
.grade-a { background: var(--green); }
.grade-b { background: var(--orange); }
.car-card-body { padding: 16px; }
.car-card-body h3 { font-size: 0.95rem; font-weight: 600; margin-bottom: 6px; color: var(--primary); }
.car-card-specs { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.car-card-specs span { font-size: 0.75rem; color: var(--text-lighter); }
.car-card-price { font-size: 1.3rem; font-weight: 700; color: var(--red); margin-bottom: 4px; }
.car-card-price small { font-size: 0.7rem; font-weight: 400; color: var(--text-lighter); }
.car-card-meta { font-size: 0.75rem; color: var(--text-lighter); margin-bottom: 12px; }
.car-card .btn { margin-top: 4px; }

/* ===== FEATURES / TRUST ===== */
.features-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.feature-card {
  background: var(--white); border: 1px solid var(--border); border-radius: 6px;
  padding: 28px 24px; text-align: center; transition: all 0.2s;
}
.feature-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.feature-icon { width: 48px; height: 48px; margin: 0 auto 14px; background: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1.1rem; }
.feature-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; color: var(--primary); }
.feature-card p { font-size: 0.85rem; color: var(--text-light); line-height: 1.6; }

/* ===== PROCESS ===== */
.process-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.process-step {
  text-align: center; padding: 24px 16px;
  background: var(--white); border: 1px solid var(--border); border-radius: 6px;
}
.process-step .step-num { width: 36px; height: 36px; margin: 0 auto 12px; background: var(--accent); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.9rem; }
.process-step h4 { font-size: 0.9rem; font-weight: 600; margin-bottom: 6px; color: var(--primary); }
.process-step p { font-size: 0.8rem; color: var(--text-light); }

/* ===== STATS BANNER ===== */
.stats-banner { background: var(--primary); color: var(--white); padding: 40px 0; text-align: center; }
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.stat-item h3 { font-size: 1.8rem; font-weight: 700; color: var(--accent); }
.stat-item p { font-size: 0.85rem; color: rgba(255,255,255,0.7); margin-top: 4px; }

/* ===== SOCIAL PROOF ===== */
.testimonials { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }
.testimonial-card { background: var(--white); border: 1px solid var(--border); border-radius: 6px; padding: 24px; }
.testimonial-card .stars { color: var(--accent); font-size: 0.9rem; margin-bottom: 8px; }
.testimonial-card p { font-size: 0.85rem; color: var(--text-light); line-height: 1.6; margin-bottom: 12px; }
.testimonial-card .author { font-size: 0.8rem; font-weight: 600; color: var(--primary); }
.testimonial-card .country { font-size: 0.75rem; color: var(--text-lighter); }

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: var(--white); padding: 50px 0; text-align: center;
}
.cta-banner h2 { font-size: 1.8rem; font-weight: 700; margin-bottom: 10px; }
.cta-banner p { color: rgba(255,255,255,0.8); margin-bottom: 24px; }
.cta-banner .big-phone { font-size: 1.6rem; font-weight: 700; color: var(--accent); display: block; margin-bottom: 16px; }

/* ===== FOOTER ===== */
.footer { background: #111; color: rgba(255,255,255,0.6); padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer h4 { color: var(--white); font-size: 0.9rem; font-weight: 600; margin-bottom: 16px; }
.footer-brand .logo { color: var(--white); display: inline-block; margin-bottom: 12px; }
.footer-brand p { font-size: 0.82rem; line-height: 1.6; margin-bottom: 16px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 34px; height: 34px; border: 1px solid rgba(255,255,255,0.15); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.5); font-size: 0.75rem; border-radius: 4px; transition: all 0.2s; }
.footer-social a:hover { border-color: var(--accent); color: var(--accent); }
.footer-links li { margin-bottom: 6px; }
.footer-links a { font-size: 0.82rem; color: rgba(255,255,255,0.45); transition: color 0.2s; }
.footer-links a:hover { color: var(--accent); }
.footer-contact li { font-size: 0.82rem; margin-bottom: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding-top: 16px; text-align: center; font-size: 0.78rem; color: rgba(255,255,255,0.25); }

/* ===== PAGE HERO ===== */
.page-hero {
  margin-top: var(--header-h); background: var(--primary-dark);
  color: var(--white); padding: 48px 0; text-align: center;
}
.page-hero h1 { font-size: 2rem; font-weight: 700; margin-bottom: 6px; }
.page-hero p { color: rgba(255,255,255,0.7); font-size: 0.95rem; }

/* ===== FILTERS ===== */
.filters {
  padding: 16px 0; background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky; top: var(--header-h); z-index: 100;
}
.filters .container { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.filter-select, .filter-search {
  padding: 8px 12px; border: 1px solid var(--border); border-radius: 4px;
  font-family: var(--font); font-size: 0.82rem; background: var(--white);
  min-width: 120px;
}
.filter-select:focus, .filter-search:focus { outline: none; border-color: var(--accent); }
.filter-search { flex: 1; min-width: 150px; }
.filter-count { font-size: 0.82rem; color: var(--text-lighter); margin-left: auto; }

/* ===== INVENTORY PAGE ===== */
.inventory-section { padding: 40px 0; }
.no-results { text-align: center; padding: 60px 0; color: var(--text-light); }

/* ===== CAR DETAIL ===== */
.car-detail { margin-top: var(--header-h); padding: 40px 0; }
.car-detail-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; }
.car-detail-img { width: 100%; height: 400px; object-fit: cover; border-radius: 6px; background: var(--bg); border: 1px solid var(--border); }
.car-detail-info h1 { font-size: 1.6rem; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.car-detail-info .tagline { font-size: 0.9rem; color: var(--text-light); margin-bottom: 20px; }
.car-detail-price { background: var(--bg); padding: 20px; border-radius: 6px; margin-bottom: 20px; border-left: 4px solid var(--accent); }
.car-detail-price .price { font-size: 1.8rem; font-weight: 700; color: var(--red); }
.car-detail-price .note { font-size: 0.8rem; color: var(--text-lighter); margin-top: 4px; }
.specs-table { width: 100%; margin-bottom: 20px; }
.specs-table tr { border-bottom: 1px solid var(--border); }
.specs-table td { padding: 10px 0; font-size: 0.85rem; }
.specs-table td:first-child { color: var(--text-lighter); width: 35%; }
.car-detail-info h3 { font-size: 1rem; font-weight: 600; margin-bottom: 10px; margin-top: 20px; color: var(--primary); }
.car-detail-info .desc { font-size: 0.85rem; color: var(--text-light); line-height: 1.7; margin-bottom: 20px; }
.car-detail-info .features-list { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.car-detail-info .features-list span { background: var(--bg); padding: 4px 12px; border-radius: 4px; font-size: 0.8rem; color: var(--text-light); }
.car-detail .inquiry-card { background: var(--white); border: 1px solid var(--border); border-radius: 6px; padding: 24px; position: sticky; top: calc(var(--header-h) + 20px); }
.car-detail .inquiry-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 16px; }
.car-detail .inquiry-card .form-group { margin-bottom: 12px; }
.car-detail .inquiry-card input,
.car-detail .inquiry-card textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 4px; font-family: var(--font); font-size: 0.85rem; }
.car-detail .inquiry-card input:focus,
.car-detail .inquiry-card textarea:focus { outline: none; border-color: var(--accent); }
.car-detail .inquiry-card textarea { min-height: 80px; resize: vertical; }
.car-detail .geo-note { background: rgba(212,160,23,0.08); border: 1px solid rgba(212,160,23,0.2); border-radius: 4px; padding: 10px 14px; font-size: 0.82rem; margin-bottom: 16px; }

/* ===== CONTACT PAGE ===== */
.contact-section { margin-top: var(--header-h); padding: 40px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact-info h2 { font-size: 1.4rem; font-weight: 700; color: var(--primary); margin-bottom: 20px; }
.contact-info .info-item { display: flex; gap: 14px; margin-bottom: 20px; }
.contact-info .info-icon { width: 40px; height: 40px; background: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); flex-shrink: 0; }
.contact-info .info-item h4 { font-size: 0.85rem; font-weight: 600; margin-bottom: 2px; }
.contact-info .info-item p { font-size: 0.85rem; color: var(--text-light); }
.contact-form-card { background: var(--white); border: 1px solid var(--border); border-radius: 6px; padding: 28px; }
.contact-form-card h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 20px; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 0.78rem; font-weight: 500; color: var(--text-lighter); margin-bottom: 4px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 4px;
  font-family: var(--font); font-size: 0.85rem; background: var(--white);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); }
.form-group textarea { min-height: 100px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ===== ABOUT / SERVICES ===== */
.about-section { margin-top: var(--header-h); padding: 40px 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.about-grid img { width: 100%; border-radius: 6px; }
.about-grid h2 { font-size: 1.4rem; font-weight: 700; color: var(--primary); margin-bottom: 16px; }
.about-grid p { font-size: 0.85rem; color: var(--text-light); line-height: 1.7; margin-bottom: 12px; }
.services-section { margin-top: var(--header-h); padding: 40px 0; }
.services-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.service-card { background: var(--white); border: 1px solid var(--border); border-radius: 6px; padding: 24px; text-align: center; }
.service-card .icon { width: 44px; height: 44px; margin: 0 auto 12px; background: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1rem; }
.service-card h3 { font-size: 0.95rem; font-weight: 600; margin-bottom: 8px; }
.service-card p { font-size: 0.82rem; color: var(--text-light); line-height: 1.6; }

/* ===== BRAND CHIPS ===== */
.brand-chip {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 10px;
  text-align: center;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--primary);
  transition: all 0.2s;
}
.brand-chip:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}

/* ===== MARKET CARDS ===== */
.market-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 18px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
}
.market-pct {
  background: var(--accent);
  color: var(--white);
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 700;
  min-width: 42px;
  text-align: center;
}

/* ===== FAQ ===== */
.faq-item { border-bottom: 1px solid var(--border); padding: 20px 0; }
.faq-item:first-child { padding-top: 0; }
.faq-q { font-size: 0.95rem; font-weight: 600; color: var(--primary); margin-bottom: 8px; cursor: pointer; }
.faq-q:hover { color: var(--accent); }
.faq-a { font-size: 0.85rem; color: var(--text-light); line-height: 1.7; }

/* ===== MOBILE ===== */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .testimonials { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .car-detail-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .header-phone { display: none; }
  .nav { position: fixed; top: var(--header-h); left: 0; right: 0; background: var(--white); flex-direction: column; padding: 20px; gap: 16px; transform: translateY(-100%); opacity: 0; pointer-events: none; transition: all 0.2s; border-bottom: 1px solid var(--border); }
  .nav.open { transform: translateY(0); opacity: 1; pointer-events: all; }
  .nav-toggle { display: flex; }
  .hero h1 { font-size: 1.6rem; }
  .hero-stats { gap: 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .car-grid { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: 1.4rem; }
  .form-row { grid-template-columns: 1fr; }
}