/* ============================================
   FIFA Auto Sales - Main Stylesheet
   Premium Automotive Theme
   ============================================ */

/* CSS Variables */
:root {
  --color-primary: #0a1628;
  --color-secondary: #1a365d;
  --color-accent: #2d3748;
  --color-silver: #c0c0c0;
  --color-silver-light: #e8e8e8;
  --color-silver-dark: #8a8a8a;
  --color-white: #ffffff;
  --color-off-white: #f7fafc;
  --color-overlay: rgba(10, 22, 40, 0.85);
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;
  --transition: 0.3s ease;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.2);
  --radius: 8px;
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-accent);
  background: var(--color-off-white);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-primary);
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

/* ============================================
   Header & Navigation
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-primary);
  box-shadow: var(--shadow);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-link img,
.logo-link svg {
  height: 64px;
  width: auto;
}

.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.main-nav a {
  color: var(--color-silver);
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  font-weight: 500;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-silver);
  transition: var(--transition);
}

.hamburger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.is-active span:nth-child(2) {
  opacity: 0;
}

.hamburger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================
   Main Content Area
   ============================================ */
main {
  min-height: calc(100vh - var(--header-height) - 280px);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 4rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-title h2 {
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.section-title p {
  color: var(--color-silver-dark);
  font-size: 1.05rem;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background: var(--color-secondary);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

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

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
}

.btn-block {
  width: 100%;
}

/* ============================================
   Hero Section (Home)
   ============================================ */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary) url('https://images.unsplash.com/photo-1502877338535-766e1452684a?w=1920&q=80') center/cover no-repeat;
  color: var(--color-white);
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 2rem 1.5rem;
}

.hero h1 {
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero .tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--color-silver);
  margin-bottom: 2rem;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* ============================================
   Featured Products (Cards)
   ============================================ */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.card-image {
  aspect-ratio: 16/10;
  object-fit: cover;
  width: 100%;
}

.card-body {
  padding: 1.5rem;
}

.card h3 {
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--color-silver-dark);
  font-size: 0.95rem;
}

/* ============================================
   Why Choose Section
   ============================================ */
.why-choose {
  background: var(--color-primary);
  color: var(--color-white);
}

.why-choose .section-title h2,
.why-choose .section-title p {
  color: var(--color-white);
}

.why-choose .section-title p {
  color: var(--color-silver);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.why-item {
  text-align: center;
  padding: 1.5rem;
}

.why-item .icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.why-item h3 {
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.why-item p {
  color: var(--color-silver);
  font-size: 0.95rem;
}

/* ============================================
   Page Headers (Inner Pages)
   ============================================ */
.page-header {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 3rem 0;
  text-align: center;
}

.page-header h1 {
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--color-silver);
  font-size: 1.05rem;
}

/* ============================================
   About Page
   ============================================ */
.about-content {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 768px) {
  .about-content {
    grid-template-columns: 1fr 1fr;
  }
}

.about-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.about-image img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.about-text h2 {
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.about-text p {
  margin-bottom: 1rem;
  color: var(--color-accent);
}

.mission-vision {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.mission-vision .card {
  padding: 2rem;
}

.mission-vision h3 {
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

/* ============================================
   Services Page - Cards
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.service-card .card-image {
  aspect-ratio: 16/10;
}

.service-card .card-body {
  padding: 1.75rem;
  flex: 1;
}

.service-card h3 {
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.service-card p {
  color: var(--color-silver-dark);
  margin-bottom: 1rem;
  flex: 1;
}

/* ============================================
   Contact Page
   ============================================ */
.contact-layout {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .contact-layout {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-info {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-info h3 {
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-detail .icon {
  width: 40px;
  height: 40px;
  background: var(--color-secondary);
  color: var(--color-white);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail a {
  color: var(--color-secondary);
  font-weight: 500;
}

.contact-detail a:hover {
  text-decoration: underline;
}

.contact-form-wrapper {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-form-wrapper h3 {
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid #ddd;
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

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

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: #c53030;
  background-color: #fff5f5;
}

.form-group.has-error input:focus,
.form-group.has-error textarea:focus {
  border-color: #c53030;
}

.form-group .error-message {
  display: block;
  font-size: 0.875rem;
  color: #c53030;
  margin-top: 0.35rem;
}

.form-group .error-message:empty {
  display: none;
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.map-container {
  margin-top: 2rem;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.map-container iframe {
  width: 100%;
  height: 350px;
  border: 0;
  display: block;
}

/* ============================================
   Legal Pages (Terms, Privacy)
   ============================================ */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.legal-content h2 {
  color: var(--color-primary);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  font-size: 1.35rem;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p,
.legal-content ul {
  margin-bottom: 1rem;
  color: var(--color-accent);
}

.legal-content ul {
  padding-left: 1.5rem;
}

.legal-content li {
  margin-bottom: 0.4rem;
}

/* ============================================
   Subscribe / Unsubscribe Pages
   ============================================ */
.subscribe-box {
  max-width: 480px;
  margin: 2rem auto;
  background: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
}

.subscribe-box h2 {
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.subscribe-box p {
  color: var(--color-silver-dark);
  margin-bottom: 1.5rem;
}

.subscribe-box .form-group {
  text-align: left;
  margin-bottom: 1.5rem;
}

.success-message {
  background: #d4edda;
  color: #155724;
  padding: 1rem;
  border-radius: var(--radius);
  margin-top: 1rem;
  display: none;
}

.success-message.show {
  display: block;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--color-primary);
  color: var(--color-silver);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

.footer-brand img,
.footer-brand svg {
  height: 56px;
  width: auto;
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.95rem;
  max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: 1rem;
  font-family: var(--font-body);
}

.footer-links ul {
  list-style: none;
}

.footer-links a,
.footer-contact a {
  color: var(--color-silver);
  display: block;
  padding: 0.25rem 0;
  font-size: 0.95rem;
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--color-white);
}

.footer-contact p {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.9rem;
}

/* ============================================
   Responsive - Mobile Nav
   ============================================ */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-primary);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition);
    box-shadow: var(--shadow);
  }

  .main-nav.is-open {
    max-height: 80vh;
    overflow-y: auto;
  }

  .main-nav ul {
    flex-direction: column;
    padding: 1rem;
    gap: 0;
  }

  .main-nav a {
    display: block;
    padding: 1rem;
    border-radius: var(--radius);
  }

  .hero {
    min-height: 75vh;
  }

  .section {
    padding: 3rem 0;
  }
}

/* Utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}