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

:root {
  --color-primary: #1a7a4c;
  --color-primary-dark: #145e3b;
  --color-accent: #f4a236;
  --color-bg: #fafbfc;
  --color-white: #ffffff;
  --color-text: #1a1a2e;
  --color-text-light: #5a5a7a;
  --color-border: #e2e8f0;
  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --max-width: 1200px;
  --radius: 12px;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 4px 24px rgba(0, 0, 0, 0.1);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

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

button {
  cursor: pointer;
  font-family: inherit;
}

/* ===== Header & Navigation ===== */
header {
  background: var(--color-white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.5px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.cta-button {
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: 0.6rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s, transform 0.1s;
}

.cta-button:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

/* ===== Hero ===== */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  color: var(--color-text);
}

.hero-content p {
  font-size: 1.2rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  transition: background 0.2s, transform 0.1s;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  padding: 0.8rem 2rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  transition: background 0.2s, color 0.2s;
}

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

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  max-width: 450px;
  width: 100%;
}

/* ===== Page Hero ===== */
.page-hero {
  background: linear-gradient(135deg, #e8f5e9 0%, #f1f8e9 100%);
  text-align: center;
  padding: 4rem 1.5rem;
}

.page-hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.page-hero p {
  font-size: 1.15rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

.drivers-hero {
  background: linear-gradient(135deg, #e3f2fd 0%, #e8f5e9 100%);
}

.riders-hero {
  background: linear-gradient(135deg, #fff8e1 0%, #f1f8e9 100%);
}

/* ===== Features Section ===== */
.features,
.benefits,
.safety-features {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 1.5rem;
  text-align: center;
}

.features h2,
.benefits h2,
.safety-features h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 3rem;
}

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

.feature-card,
.benefit-card {
  background: var(--color-white);
  padding: 2rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
  text-align: center;
}

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

.feature-icon,
.benefit-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card h3,
.benefit-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-card p,
.benefit-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ===== Safety Features Grid ===== */
.safety-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.safety-card {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

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

.safety-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.safety-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.safety-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ===== How It Works Preview ===== */
.how-it-works-preview {
  background: var(--color-white);
  padding: 5rem 1.5rem;
  text-align: center;
}

.how-it-works-preview h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 3rem;
}

.steps {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.step {
  padding: 2rem;
}

.step-number {
  width: 56px;
  height: 56px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0 auto 1.25rem;
}

.step h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.learn-more {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
}

/* ===== Testimonials ===== */
.testimonials {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 1.5rem;
  text-align: center;
}

.testimonials h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 3rem;
}

.testimonial-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: left;
}

.testimonial-card p:first-child {
  font-style: italic;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  line-height: 1.7;
}

.testimonial-author strong {
  display: block;
  font-size: 0.95rem;
}

.testimonial-author span {
  color: var(--color-text-light);
  font-size: 0.85rem;
}

/* ===== CTA Section ===== */
.cta-section {
  background: var(--color-primary);
  color: var(--color-white);
  text-align: center;
  padding: 4rem 1.5rem;
  margin-top: 2rem;
}

.cta-section h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.cta-section p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 1.5rem;
}

.cta-section .btn-primary {
  background: var(--color-white);
  color: var(--color-primary);
  font-size: 1.05rem;
  padding: 0.9rem 2.5rem;
}

.cta-section .btn-primary:hover {
  background: #e8f5e9;
  transform: translateY(-1px);
}

/* ===== Footer ===== */
footer {
  background: #1a1a2e;
  color: #ccd;
  padding: 3rem 1.5rem 1.5rem;
  margin-top: auto;
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.footer-brand p {
  color: #999;
  font-size: 0.9rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.footer-column h4 {
  color: var(--color-white);
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

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

.footer-column ul li {
  margin-bottom: 0.4rem;
}

.footer-column a {
  color: #999;
  font-size: 0.9rem;
  transition: color 0.2s;
}

.footer-column a:hover {
  color: var(--color-white);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: #777;
}

/* ===== Detail Steps (How It Works page) ===== */
.detail-steps {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.detail-step {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 3rem 0;
  border-bottom: 1px solid var(--color-border);
}

.detail-step:last-child {
  border-bottom: none;
}

.detail-step.reverse {
  direction: rtl;
}

.detail-step.reverse .step-content {
  direction: ltr;
}

.step-illustration img {
  max-width: 350px;
  width: 100%;
  margin: 0 auto;
}

.step-content h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.step-content p {
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
  line-height: 1.7;
}

/* ===== FAQ ===== */
.faq {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
}

.faq h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-align: center;
}

.faq-list details {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 0.75rem;
  padding: 1rem 1.5rem;
  cursor: pointer;
}

.faq-list summary {
  font-weight: 600;
  font-size: 1.05rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--color-primary);
  font-weight: 700;
}

.faq-list details[open] summary::after {
  content: '\2212';
}

.faq-list details p {
  margin-top: 1rem;
  color: var(--color-text-light);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ===== Safety Verification ===== */
.safety-verification {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem;
  text-align: center;
}

.safety-verification h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2.5rem;
}

.verification-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.verification-step {
  background: var(--color-white);
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 140px;
}

.verification-step .step-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.verification-step h4 {
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.verification-step p {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.verification-arrow {
  font-size: 1.5rem;
  color: var(--color-primary);
  font-weight: 700;
}

/* ===== Safety Tips ===== */
.safety-tips {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.safety-tips h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-align: center;
}

.tips-list {
  list-style: none;
}

.tips-list li {
  background: var(--color-white);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.tips-list li strong {
  color: var(--color-text);
}

/* ===== Driver Steps ===== */
.how-it-works-drivers {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.how-it-works-drivers h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-align: center;
}

.driver-steps {
  list-style: none;
  counter-reset: driver-step;
}

.driver-steps li {
  counter-increment: driver-step;
  padding: 1.5rem 1.5rem 1.5rem 5rem;
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 1rem;
}

.driver-steps li::before {
  content: counter(driver-step);
  position: absolute;
  left: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
}

.driver-steps h3 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.driver-steps p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ===== Earnings ===== */
.driver-earnings {
  background: var(--color-white);
  padding: 3rem 1.5rem;
  text-align: center;
}

.driver-earnings h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.earnings-intro {
  color: var(--color-text-light);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.earnings-examples {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto 1.5rem;
}

.earning-example {
  background: var(--color-bg);
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.earning-example .route {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.earning-example .price {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.earning-example .price span {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-light);
}

.earning-example .total {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.earnings-note {
  font-size: 0.85rem;
  color: var(--color-text-light);
  font-style: italic;
}

/* ===== Driver Requirements ===== */
.driver-requirements {
  max-width: 700px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.driver-requirements h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-align: center;
}

.requirements-list {
  list-style: none;
}

.requirements-list li {
  padding: 0.75rem 1rem;
  background: var(--color-white);
  border-radius: 8px;
  box-shadow: var(--shadow);
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.requirements-list li::before {
  content: '\2713';
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1.1rem;
}

/* ===== Rider Steps ===== */
.rider-how-it-works {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem;
  text-align: center;
}

.rider-how-it-works h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 3rem;
}

.rider-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}

.rider-step {
  padding: 2rem;
}

.rider-step .step-number {
  width: 56px;
  height: 56px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0 auto 1.25rem;
}

.rider-step h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.rider-step p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ===== Popular Routes ===== */
.popular-routes {
  background: var(--color-white);
  padding: 4rem 1.5rem;
  text-align: center;
}

.popular-routes h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2.5rem;
}

.routes-grid {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.25rem;
}

.route-card {
  background: var(--color-bg);
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: left;
  transition: transform 0.2s;
}

.route-card:hover {
  transform: translateY(-2px);
}

.route-card h4 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.route-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* ===== Rider Checklist ===== */
.rider-safety {
  max-width: 700px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.rider-safety h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-align: center;
}

.checklist {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.check-item {
  display: flex;
  gap: 1rem;
  background: var(--color-white);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  align-items: flex-start;
}

.check-icon {
  flex-shrink: 0;
  font-size: 1.25rem;
  margin-top: 2px;
}

.check-item h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.check-item p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 3rem 1.5rem;
  }

  .hero-content h1 {
    font-size: 2.25rem;
  }

  .hero-content p {
    max-width: 100%;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-image {
    order: -1;
  }

  .hero-image img {
    max-width: 280px;
  }

  .nav-links {
    display: none;
  }

  .detail-step {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    text-align: center;
    direction: ltr !important;
  }

  .detail-step.reverse .step-content {
    direction: ltr;
  }

  .step-illustration img {
    max-width: 200px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-links {
    grid-template-columns: 1fr 1fr;
  }

  .verification-steps {
    flex-direction: column;
  }

  .verification-arrow {
    transform: rotate(90deg);
  }

  .page-hero h1 {
    font-size: 1.75rem;
  }

  .features h2,
  .benefits h2,
  .safety-features h2 {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.75rem;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .footer-links {
    grid-template-columns: 1fr;
  }

  .page-hero {
    padding: 2.5rem 1rem;
  }
}