/* ============================================
   FuelDrop — Design System & Global Styles
   ============================================ */

:root {
  /* Brand Colors */
  --orange-500: #FF6B2C;
  --orange-600: #E85A1E;
  --orange-700: #D14A12;
  --orange-100: #FFF3ED;
  --orange-50: #FFFAF7;

  --navy-900: #0F1A2E;
  --navy-800: #1A2744;
  --navy-700: #253557;
  --navy-600: #34486E;
  --navy-400: #5A7099;
  --navy-300: #8899B8;
  --navy-200: #B3C0D6;
  --navy-100: #DCE3EE;
  --navy-50: #F0F3F8;

  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;

  --success: #10B981;
  --warning: #F59E0B;

  /* Typography */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  /* Spacing */
  --section-pad: clamp(4rem, 8vw, 8rem);
  --container-max: 1200px;
  --container-wide: 1400px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 26, 46, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 26, 46, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 26, 46, 0.1);
  --shadow-xl: 0 24px 64px rgba(15, 26, 46, 0.12);
  --shadow-orange: 0 8px 24px rgba(255, 107, 44, 0.3);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 100px;
}

/* ============================================
   Reset & Base
   ============================================ */

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s var(--ease-out);
}

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--navy-900);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.5rem, 2.5vw, 2rem); letter-spacing: -0.01em; }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h5 { font-size: 1.125rem; }

p {
  color: var(--gray-600);
  max-width: 65ch;
}

/* ============================================
   Utility Classes
   ============================================ */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container--wide {
  max-width: var(--container-wide);
}

.section {
  padding: var(--section-pad) 0;
}

.section--gray { background: var(--gray-50); }
.section--navy { background: var(--navy-900); }
.section--orange-light { background: var(--orange-50); }

.text-center { text-align: center; }
.text-orange { color: var(--orange-500); }
.text-white { color: var(--white); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.badge--orange {
  background: var(--orange-100);
  color: var(--orange-600);
}

.badge--navy {
  background: var(--navy-100);
  color: var(--navy-700);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.4s var(--ease-out);
  white-space: nowrap;
}

.btn--primary {
  background: var(--orange-500);
  color: var(--white);
  box-shadow: var(--shadow-orange);
}

.btn--primary:hover {
  background: var(--orange-600);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(255, 107, 44, 0.4);
}

.btn--secondary {
  background: var(--white);
  color: var(--navy-900);
  border: 2px solid var(--navy-200);
}

.btn--secondary:hover {
  border-color: var(--navy-900);
  transform: translateY(-2px);
}

.btn--outline-white {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn--outline-white:hover {
  background: var(--white);
  color: var(--navy-900);
  border-color: var(--white);
}

.btn--ghost {
  background: transparent;
  color: var(--orange-500);
  padding: 0.5rem 0;
}

.btn--ghost:hover {
  color: var(--orange-700);
}

.btn--ghost svg { transition: transform 0.3s var(--ease-out); }
.btn--ghost:hover svg { transform: translateX(4px); }

.btn--lg {
  padding: 1rem 2.5rem;
  font-size: 1.0625rem;
}

.btn--sm {
  padding: 0.625rem 1.5rem;
  font-size: 0.875rem;
}

/* ============================================
   Navigation
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.4s var(--ease-out);
}

.nav::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(15, 26, 46, 0.06);
  opacity: 0;
  transition: opacity 0.4s var(--ease-out);
}

.nav.scrolled::before {
  opacity: 1;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  position: relative;
  z-index: 1;
  transition: padding 0.4s var(--ease-out);
}

.nav.scrolled .nav__inner {
  padding: 0.75rem 0;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.625rem;
  color: var(--navy-900);
}

.nav__logo-icon {
  width: 40px;
  height: 40px;
  background: var(--orange-500);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s var(--ease-spring);
}

.nav__logo:hover .nav__logo-icon {
  transform: rotate(-8deg) scale(1.05);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__link {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-600);
  position: relative;
  padding: 0.25rem 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--orange-500);
  border-radius: 1px;
  transition: width 0.3s var(--ease-out);
}

.nav__link:hover,
.nav__link.active {
  color: var(--navy-900);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__cta {
  margin-left: 0.5rem;
}

/* Mobile Nav */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 0.5rem;
  background: none;
  border: none;
  z-index: 1001;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy-900);
  border-radius: 2px;
  transition: all 0.3s var(--ease-out);
}

.nav__hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.nav__hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.nav__mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  z-index: 999;
  padding: 6rem 2rem 2rem;
  flex-direction: column;
  gap: 0.5rem;
}

.nav__mobile-menu.active {
  display: flex;
}

.nav__mobile-link {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  padding: 1rem 0;
  color: var(--navy-900);
  border-bottom: 1px solid var(--gray-100);
}

.nav__mobile-link:last-of-type {
  border-bottom: none;
}

/* ============================================
   Hero
   ============================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 5rem;
  overflow: hidden;
  background: linear-gradient(135deg, var(--white) 0%, var(--orange-50) 50%, var(--gray-50) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 60%;
  height: 120%;
  background: radial-gradient(ellipse, rgba(255, 107, 44, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gray-200), transparent);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero__content {
  position: relative;
  z-index: 2;
}

.hero__badge {
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.6s var(--ease-out) both;
}

.hero__title {
  font-size: clamp(3rem, 5.5vw, 4.5rem);
  letter-spacing: -0.04em;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.6s 0.1s var(--ease-out) both;
}

.hero__title span {
  display: block;
  background: linear-gradient(135deg, var(--orange-500), var(--orange-700));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__description {
  font-size: 1.1875rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
  color: var(--gray-500);
  animation: fadeInUp 0.6s 0.2s var(--ease-out) both;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s 0.3s var(--ease-out) both;
}

.hero__stats {
  display: flex;
  gap: 3rem;
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--gray-200);
  animation: fadeInUp 0.6s 0.4s var(--ease-out) both;
}

.hero__stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy-900);
}

.hero__stat-label {
  font-size: 0.875rem;
  color: var(--gray-400);
  margin-top: 0.25rem;
}

.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 1s 0.3s var(--ease-out) both;
}

.hero__illustration {
  position: relative;
  width: 100%;
  max-width: 520px;
}

.hero__truck-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.hero__truck-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--orange-500), var(--orange-700));
}

.hero__truck-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.hero__truck-icon {
  width: 48px;
  height: 48px;
  background: var(--orange-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.hero__truck-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy-900);
}

.hero__truck-subtitle {
  font-size: 0.8125rem;
  color: var(--gray-400);
}

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

.hero__step {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.875rem 1rem;
  border-radius: var(--radius-md);
  background: var(--gray-50);
  transition: all 0.4s var(--ease-out);
}

.hero__step--active {
  background: var(--orange-50);
  box-shadow: inset 0 0 0 1.5px var(--orange-500);
}

.hero__step-number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gray-500);
  flex-shrink: 0;
}

.hero__step--active .hero__step-number {
  background: var(--orange-500);
  color: var(--white);
}

.hero__step-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-500);
}

.hero__step--active .hero__step-text {
  color: var(--navy-900);
  font-weight: 600;
}

.hero__step-check {
  margin-left: auto;
  color: var(--success);
  font-size: 1rem;
}

/* Floating elements around hero card */
.hero__float {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-lg);
  animation: float 6s ease-in-out infinite;
  z-index: 3;
}

.hero__float--delivery {
  top: -1rem;
  right: -2rem;
  animation-delay: 0s;
}

.hero__float--price {
  bottom: 2rem;
  left: -2.5rem;
  animation-delay: -3s;
}

.hero__float-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-400);
  margin-bottom: 0.25rem;
}

.hero__float-value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--navy-900);
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.hero__float-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse 2s infinite;
}

/* ============================================
   Section Headers
   ============================================ */

.section-header {
  max-width: 640px;
  margin-bottom: 4rem;
}

.section-header.centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-header .badge {
  margin-bottom: 1rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.125rem;
  margin: 0 auto;
}

/* ============================================
   Services Cards
   ============================================ */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  border: 1px solid var(--gray-100);
  transition: all 0.5s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 0;
  background: linear-gradient(135deg, var(--orange-500), var(--orange-600));
  transition: height 0.4s var(--ease-out);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.service-card:hover::before {
  height: 4px;
}

.service-card__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: var(--orange-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  transition: all 0.4s var(--ease-out);
}

.service-card:hover .service-card__icon {
  background: var(--orange-500);
}

.service-card:hover .service-card__icon svg {
  color: var(--white);
}

.service-card h4 {
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--orange-500);
  font-size: 0.9375rem;
}

.service-card__link svg {
  transition: transform 0.3s var(--ease-out);
}

.service-card:hover .service-card__link svg {
  transform: translateX(4px);
}

/* ============================================
   How It Works
   ============================================ */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  width: 75%;
  height: 2px;
  background: linear-gradient(90deg, var(--orange-500), var(--orange-600), var(--orange-500));
  opacity: 0.2;
}

.step-item {
  text-align: center;
  position: relative;
}

.step-item__number {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--orange-100);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--orange-500);
  transition: all 0.4s var(--ease-out);
  position: relative;
  z-index: 1;
}

.step-item:hover .step-item__number {
  background: var(--orange-500);
  color: var(--white);
  border-color: var(--orange-500);
  transform: scale(1.1);
  box-shadow: var(--shadow-orange);
}

.step-item h4 {
  margin-bottom: 0.5rem;
  font-size: 1.125rem;
}

.step-item p {
  font-size: 0.9375rem;
  margin: 0 auto;
  max-width: 240px;
}

/* ============================================
   Features Section
   ============================================ */

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.feature-item {
  display: flex;
  gap: 1.25rem;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  transition: all 0.3s var(--ease-out);
}

.feature-item:hover {
  background: var(--white);
  box-shadow: var(--shadow-md);
}

.feature-item__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--orange-100);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.25rem;
}

.feature-item h5 {
  margin-bottom: 0.375rem;
  color: var(--navy-900);
}

.feature-item p {
  font-size: 0.9375rem;
  color: var(--gray-500);
}

.features-image {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.features-image__placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--orange-100), var(--orange-50));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
}

/* ============================================
   Pricing
   ============================================ */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.pricing-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  border: 1px solid var(--gray-200);
  transition: all 0.4s var(--ease-out);
  position: relative;
}

.pricing-card--featured {
  border-color: var(--orange-500);
  box-shadow: var(--shadow-lg);
  transform: scale(1.04);
}

.pricing-card--featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--orange-500);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.375rem 1.25rem;
  border-radius: var(--radius-full);
}

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

.pricing-card--featured:hover {
  transform: scale(1.04) translateY(-4px);
}

.pricing-card__header {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--gray-100);
}

.pricing-card__name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.pricing-card__desc {
  font-size: 0.9375rem;
  color: var(--gray-500);
  margin-bottom: 1.5rem;
}

.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.pricing-card__price span:first-child {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--navy-900);
}

.pricing-card__price span:last-child {
  font-size: 0.9375rem;
  color: var(--gray-400);
}

.pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  margin-bottom: 2rem;
}

.pricing-card__feature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: var(--gray-600);
}

.pricing-card__feature svg {
  color: var(--success);
  flex-shrink: 0;
}

.pricing-card .btn {
  width: 100%;
}

/* ============================================
   Testimonials
   ============================================ */

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 2rem;
  border: 1px solid var(--gray-100);
  transition: all 0.4s var(--ease-out);
}

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

.testimonial-card__stars {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1rem;
  color: var(--warning);
}

.testimonial-card__text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--gray-600);
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--orange-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--orange-600);
  font-size: 1rem;
}

.testimonial-card__name {
  font-weight: 600;
  color: var(--navy-900);
  font-size: 0.9375rem;
}

.testimonial-card__role {
  font-size: 0.8125rem;
  color: var(--gray-400);
}

/* ============================================
   FAQ
   ============================================ */

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s var(--ease-out);
}

.faq-item:hover {
  border-color: var(--gray-200);
}

.faq-item.active {
  border-color: var(--orange-500);
  box-shadow: var(--shadow-md);
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--navy-900);
}

.faq-item__icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s var(--ease-out);
}

.faq-item.active .faq-item__icon {
  background: var(--orange-500);
  color: var(--white);
  transform: rotate(180deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-out);
}

.faq-item.active .faq-item__answer {
  max-height: 300px;
}

.faq-item__answer-inner {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--gray-500);
}

/* ============================================
   CTA Banner
   ============================================ */

.cta-banner {
  position: relative;
  background: var(--navy-900);
  border-radius: var(--radius-xl);
  padding: 4rem;
  overflow: hidden;
  text-align: center;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(255, 107, 44, 0.15), transparent 70%);
  pointer-events: none;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -50%;
  right: -20%;
  width: 50%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(255, 107, 44, 0.1), transparent 70%);
  pointer-events: none;
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  color: var(--navy-300);
  font-size: 1.125rem;
  margin: 0 auto 2rem;
  position: relative;
  z-index: 1;
}

.cta-banner .btn {
  position: relative;
  z-index: 1;
}

/* ============================================
   Contact Form
   ============================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-info__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-info__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--orange-100);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--orange-500);
}

.contact-info__label {
  font-weight: 600;
  color: var(--navy-900);
  margin-bottom: 0.25rem;
}

.contact-info__value {
  font-size: 0.9375rem;
  color: var(--gray-500);
}

.contact-info__value a {
  color: var(--orange-500);
}

.contact-info__value a:hover {
  color: var(--orange-700);
}

.contact-form {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-md);
}

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

.form-label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-800);
  margin-bottom: 0.5rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--navy-800);
  background: var(--white);
  transition: all 0.3s var(--ease-out);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--orange-500);
  box-shadow: 0 0 0 3px rgba(255, 107, 44, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--gray-400);
}

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

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

/* ============================================
   Footer
   ============================================ */

.footer {
  background: var(--navy-900);
  color: var(--navy-300);
  padding: 4rem 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--orange-500);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer__desc {
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: var(--navy-400);
}

.footer__social {
  display: flex;
  gap: 0.75rem;
}

.footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy-300);
  transition: all 0.3s var(--ease-out);
}

.footer__social-link:hover {
  background: var(--orange-500);
  color: var(--white);
}

.footer__heading {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer__link {
  font-size: 0.9375rem;
  color: var(--navy-400);
  transition: all 0.3s var(--ease-out);
}

.footer__link:hover {
  color: var(--orange-500);
  transform: translateX(4px);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  font-size: 0.8125rem;
  color: var(--navy-600);
}

.footer__bottom-links {
  display: flex;
  gap: 2rem;
}

.footer__bottom-links a {
  color: var(--navy-600);
}

.footer__bottom-links a:hover {
  color: var(--orange-500);
}

/* ============================================
   Page Headers (inner pages)
   ============================================ */

.page-header {
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-800) 100%);
  padding: 10rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 50%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(255, 107, 44, 0.1), transparent 70%);
  pointer-events: none;
}

.page-header h1 {
  color: var(--white);
  margin-bottom: 1rem;
}

.page-header p {
  color: var(--navy-300);
  font-size: 1.25rem;
  max-width: 600px;
}

.page-header .badge {
  margin-bottom: 1rem;
  background: rgba(255, 107, 44, 0.15);
  color: var(--orange-500);
}

/* ============================================
   About Page
   ============================================ */

.about-mission {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

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

.about-mission__placeholder {
  width: 100%;
  aspect-ratio: 5/4;
  background: linear-gradient(135deg, var(--orange-100), var(--navy-100));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.value-card {
  text-align: center;
  padding: 2.5rem 2rem;
  border-radius: var(--radius-xl);
  background: var(--white);
  border: 1px solid var(--gray-100);
  transition: all 0.4s var(--ease-out);
}

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

.value-card__icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--orange-100);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
}

.value-card h4 {
  margin-bottom: 0.75rem;
}

.value-card p {
  margin: 0 auto;
}

/* ============================================
   Stats Bar
   ============================================ */

.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stats-bar__item {
  text-align: center;
  padding: 2rem;
}

.stats-bar__value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--orange-500);
  margin-bottom: 0.25rem;
}

.stats-bar__label {
  font-size: 0.9375rem;
  color: var(--gray-500);
}

/* ============================================
   Fuel Types Grid (Services Page)
   ============================================ */

.fuel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.fuel-card {
  text-align: center;
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--gray-100);
  transition: all 0.3s var(--ease-out);
}

.fuel-card:hover {
  border-color: var(--orange-500);
  box-shadow: var(--shadow-md);
}

.fuel-card__grade {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--orange-100);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--orange-600);
  margin-bottom: 1rem;
}

.fuel-card h5 {
  margin-bottom: 0.375rem;
}

.fuel-card p {
  font-size: 0.8125rem;
  color: var(--gray-400);
  margin: 0 auto;
}

/* ============================================
   Coverage Map Placeholder
   ============================================ */

.coverage-map {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
}

.coverage-map__placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--navy-50), var(--orange-50));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.coverage-map__placeholder span {
  font-size: 4rem;
}

.coverage-map__placeholder p {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--navy-800);
}

/* ============================================
   Animations
   ============================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; gap: 3rem; }
  .hero__visual { display: none; }
  .hero { min-height: auto; padding: 8rem 0 4rem; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid::before { display: none; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .pricing-card--featured { transform: none; }
  .pricing-card--featured:hover { transform: translateY(-4px); }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .features-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .about-mission { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; max-width: 320px; margin: 0 auto; }
  .hero__stats { flex-direction: column; gap: 1.5rem; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { text-align: center; }
  .cta-banner { padding: 3rem 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .page-header { padding: 8rem 0 3rem; }
  .fuel-grid { grid-template-columns: 1fr 1fr; }
  .stats-bar { grid-template-columns: 1fr; }
}