/* =====================================================
   AAAutomatic Driving - Styles
   Primary: #8c0404 | Secondary: #000000
   Typography: Verdana, Calibri
   Brand: Friendly, Educational - Automatic Driving Lessons
   ===================================================== */

:root {
  --color-primary: #8c0404;
  --color-primary-hover: #a80505;
  --color-primary-dark: #6b0303;
  --color-secondary: #000000;
  --color-accent: #000000;
  --color-text: #222;
  --color-text-light: #555;
  --color-border: #e0e0e0;
  --color-white: #fff;
  --color-cream: #f8f8f8;
  --font-heading: Verdana, Geneva, sans-serif;
  --font-body: Calibri, 'Segoe UI', Verdana, sans-serif;
  --container-max: 1140px;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --radius: 6px;
  --shadow: 0 4px 20px rgba(140, 4, 4, 0.08);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-white);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  margin: 0 0 1rem;
  color: var(--color-text);
}

h1 { font-size: clamp(2.5rem, 6vw, 4rem); }
h2 { font-size: clamp(2rem, 5vw, 3rem); }
h3 { font-size: clamp(1.5rem, 4vw, 2rem); }

p { margin: 0 0 1rem; }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s, opacity 0.2s;
}
a:hover { color: var(--color-primary-hover); opacity: 0.9; }

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* =====================================================
   Header
   ===================================================== */
.site-header {
  background: var(--color-secondary);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.logo__name {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.2;
}

.logo__tagline {
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: 0.2s;
}

.main-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-secondary);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.main-nav--open { display: block; }

.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 1rem;
}

.main-nav li { margin: 0; }

.main-nav a {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--color-white);
  font-weight: 500;
  border-radius: var(--radius);
  transition: background 0.2s;
}

.main-nav a:hover,
.main-nav a.active {
  background: rgba(140, 4, 4, 0.4);
  color: var(--color-white);
}

@media (min-width: 768px) {
  .nav-toggle { display: none; }

  .main-nav {
    display: block;
    position: static;
    box-shadow: none;
  }

  .main-nav ul {
    display: flex;
    gap: 0.5rem;
    padding: 0;
  }

  .main-nav a {
    padding: 0.5rem 1rem;
  }
}

/* =====================================================
   Buttons
   ===================================================== */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.2s;
}

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

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

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

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

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

.btn--white:hover {
  background: transparent;
  color: var(--color-white);
}

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

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

.btn--large {
  padding: 1rem 2.5rem;
  font-size: 1rem;
}

.btn--full { width: 100%; }

.hero__cta .btn + .btn,
.cta-section .btn + .btn {
  margin-left: 0.75rem;
}

@media (max-width: 479px) {
  .hero__cta, .cta-section .container {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .hero__cta .btn + .btn,
  .cta-section .btn + .btn {
    margin-left: 0;
    margin-top: 0.75rem;
  }
}

/* =====================================================
   Hero Section
   ===================================================== */
.hero {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #1a1a1a 50%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: var(--spacing-lg) var(--spacing-sm);
  text-align: center;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y=".9em" font-size="90" opacity="0.03" fill="%238c0404">&#9679;</text></svg>') repeat;
  background-size: 80px 80px;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.hero__tagline {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 1.5rem;
}

.hero__intro {
  max-width: 700px;
  margin: 0 auto 2rem;
  font-size: 1.1rem;
  opacity: 0.9;
  line-height: 1.8;
}

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

/* Page Hero (inner pages) */
.page-hero {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #1a1a1a 50%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: var(--spacing-lg) var(--spacing-sm);
  text-align: center;
}

.page-hero h1 {
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.page-hero p {
  max-width: 600px;
  margin: 0 auto;
  opacity: 0.85;
  font-size: 1.1rem;
}

/* =====================================================
   Features
   ===================================================== */
.features {
  padding: var(--spacing-lg) 0;
  background: var(--color-cream);
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.features-grid {
  display: grid;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
  border: 1px solid var(--color-border);
}

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

.feature-card__icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  margin-bottom: 0.5rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.25rem;
}

.feature-card__link {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 1px;
}

/* =====================================================
   CTA Section
   ===================================================== */
.cta-section {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-sm);
}

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

.cta-section p {
  max-width: 600px;
  margin: 0 auto 1.5rem;
  opacity: 0.9;
}

/* =====================================================
   Content Sections
   ===================================================== */
.content-section {
  padding: var(--spacing-lg) 0;
  background: var(--color-white);
}

.content-section--alt {
  background: var(--color-cream);
}

.content-block {
  margin-bottom: var(--spacing-md);
}

.content-block:last-child { margin-bottom: 0; }

.content-block--cta {
  text-align: center;
  padding-top: var(--spacing-md);
}

.benefits-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.benefits-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.benefits-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

/* Values Grid */
.values-grid {
  display: grid;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.value-item {
  background: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  border-left: 4px solid var(--color-primary);
  box-shadow: var(--shadow);
}

.value-item h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.25rem;
}

/* =====================================================
   Testimonials
   ===================================================== */
.testimonials-section {
  padding: var(--spacing-lg) 0;
  background: var(--color-cream);
}

.testimonials-grid {
  display: grid;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.testimonial-card {
  background: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  font-family: var(--font-heading);
  font-size: 4rem;
  color: var(--color-primary);
  opacity: 0.2;
  position: absolute;
  top: 10px;
  left: 20px;
  line-height: 1;
}

.testimonial-card__content {
  position: relative;
  z-index: 1;
}

.testimonial-card__text {
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.testimonial-card__author {
  font-weight: 600;
  color: var(--color-primary);
}

.testimonial-card__stars {
  color: #ffc107;
  margin-bottom: 0.5rem;
}

/* =====================================================
   FAQs
   ===================================================== */
.faq-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  color: var(--color-text);
  transition: color 0.2s;
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-left: 1rem;
  transition: transform 0.2s;
}

.faq-item.faq-item--open .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer-inner {
  padding-bottom: 1.25rem;
  padding-right: 2rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* =====================================================
   Contact
   ===================================================== */
.contact-grid {
  display: grid;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 2fr 1fr;
  }
}

.contact-form-wrap h2,
.contact-info h2 {
  margin-bottom: var(--spacing-md);
}

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

.contact-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color 0.2s, box-shadow 0.2s;
  background: var(--color-white);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(140, 4, 4, 0.2);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.form-status {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: var(--radius);
  display: none;
}

.form-status--success {
  display: block;
  background: rgba(40, 167, 69, 0.15);
  color: #155724;
  border: 1px solid rgba(40, 167, 69, 0.4);
}

.form-status--error {
  display: block;
  background: rgba(220, 53, 69, 0.1);
  color: #a71d2a;
  border: 1px solid rgba(220, 53, 69, 0.3);
}

.contact-info {
  background: var(--color-secondary);
  color: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  height: fit-content;
}

.contact-info h2 {
  color: var(--color-white);
}

.contact-info__item {
  margin-bottom: 1.5rem;
}

.contact-info__item:last-child { margin-bottom: 0; }

.contact-info__item h3 {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  color: rgba(255, 255, 255, 0.7);
}

.contact-info__item p { margin: 0; }

.contact-info__item a {
  color: var(--color-primary);
}

.contact-info__item a:hover {
  opacity: 0.9;
}

/* =====================================================
   Footer
   ===================================================== */
.site-footer {
  background: var(--color-secondary);
  color: rgba(255, 255, 255, 0.85);
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-grid {
  display: grid;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-col h3,
.footer-col h4 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.footer-col h3 { font-size: 1.5rem; }
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li { margin-bottom: 0.5rem; }

.footer-col a {
  color: rgba(255, 255, 255, 0.75);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.7;
}

.footer-bottom p { margin: 0; }

/* =====================================================
   About Page Specific
   ===================================================== */
.about-intro {
  display: grid;
  gap: var(--spacing-md);
  align-items: center;
}

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

.about-image {
  background: var(--color-cream);
  aspect-ratio: 4/3;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
}

.about-image__icon {
  font-size: 5rem;
}

/* =====================================================
   Utility
   ===================================================== */
.text-center { text-align: center; }

@media (max-width: 767px) {
  .hero {
    min-height: 60vh;
    padding: var(--spacing-md) var(--spacing-sm);
  }

  .page-hero {
    padding: var(--spacing-md) var(--spacing-sm);
  }

  .features, .content-section, .testimonials-section, .cta-section {
    padding: var(--spacing-md) 0;
  }
}