/* ============================================
   ATLAS AUTOMOTIVE — Stylesheet
   Palette: Plum (#4A1942 / #6B2158) + Amber (#F5A623)
   Fonts: Oswald (headings) + Inter (body)
   ============================================ */

/* ---------- RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --plum-dark: #2D0A28;
  --plum: #4A1942;
  --plum-mid: #6B2158;
  --plum-light: #8B2F72;
  --amber: #F5A623;
  --amber-dark: #D4891A;
  --amber-light: #FFD07B;
  --neutral-900: #111111;
  --neutral-800: #1A1A1A;
  --neutral-700: #2A2A2A;
  --neutral-600: #3A3A3A;
  --neutral-400: #777777;
  --neutral-300: #AAAAAA;
  --neutral-200: #D0D0D0;
  --neutral-100: #EEEEEE;
  --neutral-50: #F7F7F7;
  --white: #FFFFFF;
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.15);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.2);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--neutral-800);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- TYPOGRAPHY ---------- */
h1, h2, h3, h4 { font-family: var(--font-heading); text-transform: uppercase; letter-spacing: 0.02em; line-height: 1.1; }

.accent { color: var(--amber); }

.section-tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--amber);
  background: rgba(245, 166, 35, 0.1);
  border: 1px solid rgba(245, 166, 35, 0.3);
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--neutral-900);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--neutral-400);
  max-width: 560px;
  line-height: 1.7;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--plum);
  color: var(--white);
  border: 2px solid var(--plum);
}
.btn--primary:hover { background: var(--plum-mid); border-color: var(--plum-mid); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn--amber {
  background: var(--amber);
  color: var(--plum-dark);
  border: 2px solid var(--amber);
}
.btn--amber:hover { background: var(--amber-dark); border-color: var(--amber-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn--outline-light {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
}
.btn--outline-light:hover { background: rgba(255,255,255,0.1); border-color: var(--white); transform: translateY(-2px); }

.btn--lg { padding: 18px 36px; font-size: 1rem; }
.btn--full { width: 100%; justify-content: center; }

/* ---------- HEADER ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(45, 10, 40, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.logo--light .logo-icon { color: var(--white); }
.logo-text .accent { color: var(--amber); }

.logo-icon { color: var(--amber); }

.nav ul { display: flex; align-items: center; gap: 32px; }
.nav a {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  transition: var(--transition);
  position: relative;
}
.nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--amber);
  transition: var(--transition);
}
.nav a:hover { color: var(--white); }
.nav a:hover::after { width: 100%; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle-bar {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, #2D0A28 0%, #4A1942 30%, #6B2158 60%, #3D1F00 100%);
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 80%, rgba(245,166,35,0.15) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(107,33,88,0.4) 0%, transparent 60%);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 49px, rgba(255,255,255,0.02) 49px, rgba(255,255,255,0.02) 50px),
    repeating-linear-gradient(90deg, transparent, transparent 49px, rgba(255,255,255,0.02) 49px, rgba(255,255,255,0.02) 50px);
}

.hero-content { position: relative; z-index: 1; max-width: 800px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--amber);
  background: rgba(245,166,35,0.12);
  border: 1px solid rgba(245,166,35,0.3);
  padding: 8px 20px;
  border-radius: 50px;
  margin-bottom: 32px;
}

.hero-title {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  color: var(--white);
  margin-bottom: 24px;
  line-height: 1.05;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 56px; }

.hero-trust {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
}

.trust-item svg { color: var(--amber); }

/* ---------- SERVICES ---------- */
.services {
  padding: 100px 0;
  background: var(--neutral-50);
}

.section-header { text-align: center; margin-bottom: 64px; }
.section-header .section-subtitle { margin: 0 auto; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--neutral-100);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--plum), var(--amber));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(74,25,66,0.08), rgba(245,166,35,0.08));
  border-radius: var(--radius-md);
  color: var(--plum);
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.15rem;
  color: var(--neutral-900);
  margin-bottom: 10px;
  text-transform: none;
  letter-spacing: 0;
}

.service-card p { font-size: 0.95rem; color: var(--neutral-400); line-height: 1.7; }

/* ---------- ABOUT ---------- */
.about { padding: 100px 0; background: var(--white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.about-image-accent {
  position: absolute;
  bottom: -16px;
  right: -16px;
  width: 200px;
  height: 200px;
  background: linear-gradient(135deg, var(--plum), var(--plum-mid));
  border-radius: var(--radius-lg);
  z-index: -1;
  opacity: 0.15;
}

.about-content .section-title { margin-bottom: 24px; }
.about-content > p { color: var(--neutral-400); line-height: 1.8; margin-bottom: 16px; }

.about-stats {
  display: flex;
  gap: 40px;
  margin: 32px 0 40px;
  padding: 24px 0;
  border-top: 1px solid var(--neutral-100);
  border-bottom: 1px solid var(--neutral-100);
}

.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--plum);
}
.stat-label { font-size: 0.8rem; color: var(--neutral-400); text-transform: uppercase; letter-spacing: 0.08em; }

/* ---------- WHY US ---------- */
.why-us {
  padding: 100px 0;
  background: var(--plum-dark);
  position: relative;
  overflow: hidden;
}

.why-us::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 50% at 0% 100%, rgba(245,166,35,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 100% 0%, rgba(107,33,88,0.3) 0%, transparent 60%);
}

.why-us .container { position: relative; z-index: 1; }
.why-us .section-title { color: var(--white); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.why-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: var(--transition);
}

.why-card:hover { background: rgba(255,255,255,0.07); border-color: rgba(245,166,35,0.3); transform: translateY(-2px); }

.why-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--amber);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 16px;
}

.why-card h3 {
  font-size: 1.2rem;
  color: var(--white);
  margin-bottom: 12px;
  text-transform: none;
  letter-spacing: 0;
}

.why-card p { font-size: 0.95rem; color: rgba(255,255,255,0.6); line-height: 1.7; }

/* ---------- CTA BANNER ---------- */
.cta-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--amber-dark), var(--amber), var(--amber-light));
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.cta-text h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--plum-dark);
  margin-bottom: 8px;
}

.cta-text p { font-size: 1.05rem; color: rgba(45,10,40,0.7); }

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

/* ---------- CONTACT ---------- */
.contact { padding: 100px 0; background: var(--neutral-50); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-desc { color: var(--neutral-400); line-height: 1.7; margin-bottom: 36px; }

.contact-details { display: flex; flex-direction: column; gap: 24px; }

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--plum), var(--plum-mid));
  border-radius: var(--radius-sm);
  color: var(--amber);
}

.contact-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--neutral-900);
  margin-bottom: 4px;
}

.contact-item span,
.contact-item a {
  font-size: 0.95rem;
  color: var(--neutral-400);
  line-height: 1.6;
}

.contact-item a:hover { color: var(--plum); }

/* ---------- FORM ---------- */
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--neutral-100);
}

.contact-form h3 {
  font-size: 1.4rem;
  color: var(--neutral-900);
  margin-bottom: 6px;
  text-transform: none;
  letter-spacing: 0;
}

.form-note { font-size: 0.9rem; color: var(--neutral-400); margin-bottom: 28px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group { margin-bottom: 16px; }

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--neutral-600);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--neutral-800);
  background: var(--neutral-50);
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--plum);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(74,25,66,0.1);
}

.form-group textarea { resize: vertical; }

.form-success {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding: 14px 18px;
  background: rgba(74,25,66,0.06);
  border: 1px solid rgba(74,25,66,0.15);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--plum);
}

.form-success svg { color: var(--plum); min-width: 20px; }

/* ---------- FOOTER ---------- */
.footer {
  background: var(--neutral-900);
  color: rgba(255,255,255,0.6);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p { font-size: 0.9rem; line-height: 1.7; margin-top: 16px; max-width: 280px; }
.footer-brand .logo { margin-bottom: 4px; }

.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 0.9rem; transition: var(--transition); }
.footer-links a:hover { color: var(--amber); }

.footer-contact p { font-size: 0.9rem; margin-bottom: 6px; }
.footer-contact a { transition: var(--transition); }
.footer-contact a:hover { color: var(--amber); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 24px 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

.footer-bottom a { color: rgba(255,255,255,0.4); transition: var(--transition); }
.footer-bottom a:hover { color: var(--amber); }

/* ---------- MOBILE NAV ---------- */
@media (max-width: 900px) {
  .nav-toggle { display: flex; }

  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(45,10,40,0.98);
    backdrop-filter: blur(12px);
    padding: 24px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transform: translateY(-120%);
    transition: var(--transition);
  }

  .nav.is-open { transform: translateY(0); }
  .nav ul { flex-direction: column; gap: 16px; }
  .nav a { font-size: 1rem; }

  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-image img { height: 320px; }
  .why-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-trust { flex-direction: column; align-items: center; gap: 12px; }
  .about-stats { flex-direction: column; gap: 20px; }
  .contact-form-wrap { padding: 24px; }
  .cta-actions { flex-direction: column; width: 100%; }
  .cta-actions .btn { width: 100%; justify-content: center; }
}

/* ---------- ANIMATIONS ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}