/* ===== CSS Variables (Brand Colors from palette.dart) ===== */
:root {
  --primary: #FC6826;
  --primary-light: #FFF0E8;
  --primary-dark: #E05A1F;
  --secondary: #197C4F;
  --secondary-light: #E8F5EE;
  --secondary-dark: #135F3C;
  --text-primary: #121212;
  --text-secondary: #3A3A3A;
  --text-muted: #767676;
  --text-light: #9E9E9E;
  --text-subtle: #D5D5D5;
  --border: #E7E7E7;
  --bg: #F4F4F4;
  --white: #FFFFFF;
  --black: #000000;
  --success: #33B977;
  --blue: #4285F4;
  --warning: #FF9500;
  --error: #EE5A66;
  --shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-primary);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* ===== Utilities ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section-alt {
  background: var(--bg);
}

.text-center {
  text-align: center;
}

.badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.badge-primary {
  background: var(--primary-light);
  color: var(--primary);
}

.badge-secondary {
  background: var(--secondary-light);
  color: var(--secondary);
}

/* ===== Typography ===== */
h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
}

p {
  color: var(--text-muted);
  line-height: 1.7;
}

.subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 16px auto 0;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(252, 104, 38, 0.3);
}

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

.btn-secondary:hover {
  background: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(25, 124, 79, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

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

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

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-lg {
  padding: 18px 40px;
  font-size: 1.1rem;
  border-radius: 14px;
}

.btn svg {
  width: 20px;
  height: 20px;
}

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo img {
  height: 44px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

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

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 6px 0;
  transition: all var(--transition);
}

/* ===== Hero Section ===== */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--white) 0%, var(--primary-light) 50%, var(--secondary-light) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(252, 104, 38, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  margin-bottom: 20px;
}

.hero-content h1 .text-gradient {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 1.15rem;
  margin-bottom: 32px;
  max-width: 480px;
}

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

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.hero-stat strong {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
}

.hero-stat span {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  border-radius: 24px;
}

.hero-image img {
  max-width: 420px;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
  animation: float 6s ease-in-out infinite;
  border-radius: 24px;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

/* ===== Features Section ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.feature-card {
  background: var(--white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1px solid transparent;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.feature-icon.orange {
  background: var(--primary-light);
  color: var(--primary);
}

.feature-icon.green {
  background: var(--secondary-light);
  color: var(--secondary);
}

.feature-icon.blue {
  background: #E8F0FE;
  color: var(--blue);
}

.feature-card h3 {
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.95rem;
}

/* ===== How It Works ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.step-card {
  text-align: center;
  padding: 32px 24px;
  position: relative;
}

.step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 8px 24px rgba(252, 104, 38, 0.25);
}

.step-card h3 {
  margin-bottom: 10px;
}

/* ===== Modules Section ===== */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

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

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

.module-header {
  padding: 24px;
  color: var(--white);
  position: relative;
}

.module-header.vendor {
  background: linear-gradient(135deg, var(--primary), #FF8F5C);
}

.module-header.transporter {
  background: linear-gradient(135deg, var(--secondary), #2BA86A);
}

.module-header.driver {
  background: linear-gradient(135deg, var(--blue), #6AA9FF);
}

.module-header.admin {
  background: linear-gradient(135deg, var(--text-primary), #3A3A3A);
}

.module-header h3 {
  font-size: 1.2rem;
  color: var(--white);
}

.module-header span {
  font-size: 0.85rem;
  opacity: 0.85;
}

.module-body {
  padding: 24px;
}

.module-body ul {
  list-style: none;
}

.module-body li {
  padding: 8px 0;
  font-size: 0.92rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.module-body li::before {
  content: '✓';
  color: var(--success);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ===== Tech Stack ===== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.tech-item {
  background: var(--white);
  padding: 24px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

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

.tech-item .tech-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.tech-item h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.tech-item p {
  font-size: 0.85rem;
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.15rem;
  max-width: 500px;
  margin: 0 auto 32px;
}

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

/* ===== Contact / Support Section ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.contact-card {
  background: var(--white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  text-align: center;
  transition: all var(--transition);
}

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

.contact-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.5rem;
}

.contact-card h3 {
  margin-bottom: 8px;
}

.contact-card a {
  color: var(--primary);
  font-weight: 600;
  transition: color var(--transition);
}

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

/* ===== Footer ===== */
.footer {
  background: var(--text-primary);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand img {
  height: 48px;
  margin-bottom: 16px;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  max-width: 300px;
}

.footer h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 16px;
}

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

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  transition: color var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
}

/* ===== App Download Page ===== */
.app-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(160deg, var(--white) 0%, var(--primary-light) 40%, var(--secondary-light) 100%);
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}

.app-hero::before {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(252, 104, 38, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.app-hero::after {
  content: '';
  position: absolute;
  top: -20%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(25, 124, 79, 0.05) 0%, transparent 70%);
  border-radius: 50%;
}

.app-content {
  max-width: 560px;
  position: relative;
  z-index: 1;
}

.app-logo {
  width: 140px;
  height: auto;
  margin-bottom: 32px;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.1));
}

.app-content h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 16px;
}

.app-content p {
  font-size: 1.1rem;
  margin-bottom: 40px;
  color: var(--text-muted);
}

.store-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  transition: all var(--transition);
  border: none;
  cursor: pointer;
  min-width: 200px;
  justify-content: center;
}

.store-btn-apple {
  background: var(--black);
  color: var(--white);
}

.store-btn-apple:hover {
  background: #222;
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

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

.store-btn-google:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(252, 104, 38, 0.3);
}

.store-btn svg {
  width: 24px;
  height: 24px;
}

.store-btn-text {
  text-align: left;
}

.store-btn-text small {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  opacity: 0.8;
  line-height: 1;
}

.store-btn-text span {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.2;
}

.app-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.app-feature {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(8px);
  padding: 20px 16px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.app-feature-icon {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.app-feature h3 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.app-feature p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ===== Policy Pages ===== */
.policy-page {
  padding: 140px 0 80px;
}

.policy-page h1 {
  font-size: 2.2rem;
  margin-bottom: 8px;
}

.policy-page .last-updated {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

.policy-content h2 {
  font-size: 1.4rem;
  margin-top: 32px;
  margin-bottom: 12px;
}

.policy-content p,
.policy-content li {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.policy-content ul {
  padding-left: 24px;
  margin-bottom: 16px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

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

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

  .hero-image {
    order: -1;
  }

  .hero-image img {
    max-width: 300px;
  }

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

@media (max-width: 768px) {
  .section {
    padding: 56px 0;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }

  .nav-links.active {
    display: flex;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-cta {
    display: none;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero-stats {
    gap: 24px;
  }

  .hero-stat strong {
    font-size: 1.4rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .modules-grid {
    grid-template-columns: 1fr;
  }

  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }

  .app-features {
    grid-template-columns: 1fr;
    max-width: 280px;
    margin: 56px auto 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .store-buttons {
    flex-direction: column;
    align-items: center;
  }

  .store-btn {
    width: 100%;
    max-width: 260px;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .tech-grid {
    grid-template-columns: 1fr 1fr;
  }
}