/* ============================================
   GlobalTrade — International Export/Import
   Premium B2B Landing Page Styles
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  /* Brand Colors */
  --color-primary: #0A2540;
  --color-primary-light: #1E4A7A;
  --color-primary-dark: #061829;
  --color-gold: #C9A227;
  --color-gold-light: #E8C547;
  --color-gold-dark: #A8861F;
  --color-white: #FFFFFF;
  --color-off-white: #F8FAFC;
  --color-gray-50: #F0F4F8;
  --color-gray-100: #E2E8F0;
  --color-gray-200: #CBD5E1;
  --color-gray-400: #94A3B8;
  --color-gray-600: #64748B;
  --color-gray-800: #1E293B;
  --color-success: #059669;
  --color-error: #DC2626;

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;

  /* Spacing */
  --section-padding: 6rem;
  --container-width: 1200px;
  --container-padding: 1.5rem;

  /* Effects */
  --shadow-sm: 0 1px 3px rgba(10, 37, 64, 0.08);
  --shadow-md: 0 4px 20px rgba(10, 37, 64, 0.1);
  --shadow-lg: 0 10px 40px rgba(10, 37, 64, 0.15);
  --shadow-gold: 0 4px 20px rgba(201, 162, 39, 0.25);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

body {
  font-family: var(--font-body);
  font-size: clamp(0.9375rem, 0.9rem + 0.2vw, 1rem);
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-white);
  overflow-x: hidden;
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}

/* Skip link — accessibility & SEO crawl aid */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 10000;
  padding: 0.75rem 1.25rem;
  background: var(--color-gold);
  color: var(--color-primary-dark);
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
  outline: 3px solid var(--color-white);
  outline-offset: 2px;
}

/* Focus visible — keyboard navigation */
:focus {
  outline: none;
}

:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}

.btn:focus-visible,
.nav__link:focus-visible,
.products-sidebar__btn:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}

body.preloader-active {
  overflow: hidden;
}

/* ---------- Preloader ---------- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-dark);
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader__inner {
  text-align: center;
}

.preloader__logo {
  margin: 0 auto 1.5rem;
  filter: brightness(0) invert(1);
}

.preloader__spinner {
  width: 40px;
  height: 40px;
  margin: 0 auto;
  border: 3px solid rgba(201, 162, 39, 0.2);
  border-top-color: var(--color-gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Offcanvas Overlay ---------- */
.offcanvas__overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 37, 64, 0.5);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.offcanvas__overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ---------- Stats Counter Section ---------- */
.stats-counter {
  background: var(--color-off-white);
  padding: 3rem 0;
}

.stats-counter__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.stats-counter__item {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all var(--transition);
}

.stats-counter__item:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.stats-counter__item strong {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-gold-dark);
  margin-bottom: 0.25rem;
}

.stats-counter__item span {
  font-size: 0.8125rem;
  color: var(--color-gray-600);
  font-weight: 500;
}

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

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

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input,
select,
textarea {
  font-family: inherit;
  font-size: 1rem;
}

/* ---------- Utility Classes ---------- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

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

.section__tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.75rem;
}

.section__tag--light {
  color: var(--color-gold-light);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section__title--light {
  color: var(--color-white);
}

.section__subtitle {
  font-size: 1.125rem;
  color: var(--color-gray-600);
  max-width: 600px;
  margin: 0 auto;
}

.section__text {
  color: var(--color-gray-600);
  margin-bottom: 1.5rem;
  font-size: 1.0625rem;
}

.section__text--light {
  color: rgba(255, 255, 255, 0.8);
}

.section__header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-gold);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(201, 162, 39, 0.4);
}

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

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

.btn--lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

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

/* ---------- Header / Navbar ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo img {
  height: 42px;
  width: auto;
}

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

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

.header:not(.scrolled) .nav__link {
  color: rgba(255, 255, 255, 0.85);
}

.header.scrolled .nav__link {
  color: var(--color-gray-600);
}

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

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width var(--transition);
}

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

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

.header:not(.scrolled) .btn--outline.nav__cta {
  display: none;
}

/* Hamburger Toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  z-index: 1001;
}

.nav__toggle-bar {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition);
}

.header.scrolled .nav__toggle-bar {
  background: var(--color-primary);
}

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

.nav__toggle.active .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

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

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero__bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.08;
}

.hero__shape--1 {
  width: 600px;
  height: 600px;
  background: var(--color-gold);
  top: -200px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

.hero__shape--2 {
  width: 400px;
  height: 400px;
  background: var(--color-white);
  bottom: -100px;
  left: -100px;
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-30px); }
}

.hero__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.hero__badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(201, 162, 39, 0.15);
  border: 1px solid rgba(201, 162, 39, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-gold-light);
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s ease forwards;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero__description {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 2rem;
  max-width: 520px;
}

.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero__stats {
  display: flex;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero__stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-gold);
}

.hero__stat span {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
}

.hero__visual {
  position: relative;
}

.hero__image {
  width: 100%;
  border-radius: var(--radius-lg);
  animation: fadeInRight 1s ease forwards;
}

.hero__float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.25rem;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  animation: float 4s ease-in-out infinite;
}

.hero__float-card--1 {
  top: 10%;
  left: -20px;
}

.hero__float-card--2 {
  bottom: 15%;
  right: -10px;
  animation-delay: 1s;
}

.hero__float-icon {
  font-size: 1.5rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
  border-radius: var(--radius-sm);
  color: var(--color-primary-dark);
  font-weight: 700;
}

.hero__float-card strong {
  display: block;
  font-size: 0.875rem;
  color: var(--color-primary);
}

.hero__float-card small {
  font-size: 0.75rem;
  color: var(--color-gray-600);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ---------- About Section ---------- */
.about {
  background: var(--color-off-white);
}

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

.about__image-wrap {
  position: relative;
}

.about__image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.about__experience {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-primary-dark);
  padding: 1.5rem 2rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-gold);
  text-align: center;
}

.about__experience strong {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
}

.about__experience span {
  font-size: 0.875rem;
  font-weight: 600;
}

.about__list {
  margin-bottom: 2rem;
}

.about__list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--color-gray-600);
}

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

/* Company Information Cards */
.company-info {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 4rem;
}

.company-info__card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  transition: all var(--transition);
}

.company-info__card:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.company-info__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-gray-400);
  margin-bottom: 0.5rem;
}

.company-info__card strong {
  font-size: 0.9375rem;
  color: var(--color-primary);
  line-height: 1.4;
}

/* ---------- Services Section ---------- */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: all var(--transition);
}

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

.service-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(10, 37, 64, 0.08), rgba(30, 74, 122, 0.12));
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  color: var(--color-primary);
}

.service-card__icon svg {
  width: 28px;
  height: 28px;
}

.service-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.service-card__text {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  margin-bottom: 1.25rem;
  line-height: 1.65;
}

.service-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gold-dark);
}

.service-card__link:hover {
  color: var(--color-gold);
}

/* ---------- Features / Quality Assurance ---------- */
.features {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary-light));
  position: relative;
  overflow: hidden;
}

.features::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at 80% 50%, rgba(201, 162, 39, 0.08), transparent 60%);
  pointer-events: none;
}

.features__wrapper {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: center;
}

.features__items {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}

.feature-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.feature-item__icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 162, 39, 0.2);
  color: var(--color-gold-light);
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.875rem;
}

.feature-item h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.25rem;
}

.feature-item p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.65);
}

.features__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.feature-stat-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all var(--transition);
}

.feature-stat-card:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
}

.feature-stat-card strong {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-gold);
  margin-bottom: 0.25rem;
}

.feature-stat-card span {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.7);
}

.section__subtitle a {
  color: var(--color-gold-dark);
  font-weight: 600;
  text-decoration: underline;
}

.section__subtitle a:hover {
  color: var(--color-gold);
}

/* ---------- Products Catalog (ExportersWay layout) ---------- */
.products-catalog {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2rem;
  align-items: start;
}

.products-sidebar {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
  max-height: calc(100vh - var(--header-height) - 3rem);
  overflow-y: auto;
}

.products-sidebar__title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-gold);
}

.products-sidebar__list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.products-sidebar__btn {
  width: 100%;
  text-align: left;
  padding: 0.5rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-gray-600);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  line-height: 1.4;
}

.products-sidebar__btn:hover {
  background: var(--color-off-white);
  color: var(--color-primary);
}

.products-sidebar__btn.active {
  background: linear-gradient(135deg, rgba(10, 37, 64, 0.08), rgba(30, 74, 122, 0.1));
  color: var(--color-primary);
  font-weight: 600;
  border-left: 3px solid var(--color-gold);
}

.products-catalog__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

/* Catalog product card */
.product-card--catalog {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}

.product-card--catalog:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: transparent;
}

.product-card--catalog.hidden {
  display: none;
}

.product-card--catalog.highlight {
  box-shadow: 0 0 0 2px var(--color-gold), var(--shadow-lg);
}

.product-card__image-wrap {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-gray-50);
}

.product-card__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.product-card--catalog:hover .product-card__image-wrap img {
  transform: scale(1.06);
}

.product-card__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 37, 64, 0.75);
  color: var(--color-white);
  font-size: 0.875rem;
  font-weight: 600;
  opacity: 0;
  transition: opacity var(--transition);
}

.product-card--catalog:hover .product-card__overlay {
  opacity: 1;
}

.product-card--catalog .product-card__title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  padding: 0.875rem 1rem;
  line-height: 1.4;
  text-align: center;
  min-height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------- Products Section (legacy grid) ---------- */
.products {
  background: var(--color-off-white);
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.products__grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

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

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.product-card__image {
  height: 200px;
  position: relative;
  background-size: cover;
  background-position: center;
}

.product-card__image--1 {
  background: linear-gradient(135deg, #2D5016 0%, #4A7C23 50%, #6B9B37 100%);
}

.product-card__image--2 {
  background: linear-gradient(135deg, #4A1942 0%, #7B2D6E 50%, #A8559E 100%);
}

.product-card__image--3 {
  background: linear-gradient(135deg, #1A365D 0%, #2B6CB0 50%, #4299E1 100%);
}

.product-card__image--4 {
  background: linear-gradient(135deg, #744210 0%, #B7791F 50%, #D69E2E 100%);
}

.product-card__image--diesel {
  background: linear-gradient(135deg, #1A365D 0%, #2C5282 50%, #3182CE 100%);
}

.product-card__image--jet {
  background: linear-gradient(135deg, #234E52 0%, #285E61 50%, #319795 100%);
}

.product-card__image--crude {
  background: linear-gradient(135deg, #1A202C 0%, #2D3748 50%, #4A5568 100%);
}

.product-card__image--urea {
  background: linear-gradient(135deg, #276749 0%, #38A169 50%, #68D391 100%);
}

.product-card__image--petcoke {
  background: linear-gradient(135deg, #44337A 0%, #553C9A 50%, #805AD5 100%);
}

.product-card__image--diesel-range {
  background: linear-gradient(135deg, #744210 0%, #975A16 50%, #B7791F 100%);
}

/* Diesel Products Detail */
.diesel-products {
  margin-top: 3rem;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: 2rem 2.5rem;
  box-shadow: var(--shadow-sm);
}

.diesel-products__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.diesel-products__list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.diesel-products__list li {
  position: relative;
  padding: 1rem 1rem 1rem 2.5rem;
  background: var(--color-off-white);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-gray-800);
  transition: all var(--transition);
}

.diesel-products__list li::before {
  content: '⚡';
  position: absolute;
  left: 1rem;
  font-size: 0.875rem;
}

.diesel-products__list li:hover {
  background: rgba(201, 162, 39, 0.1);
  color: var(--color-primary);
}

.product-card__badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.375rem 0.875rem;
  background: var(--color-gold);
  color: var(--color-primary-dark);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
}

.product-card__body {
  padding: 1.5rem;
}

.product-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.product-card__text {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  margin-bottom: 1rem;
}

.product-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.product-card__meta span {
  font-size: 0.8125rem;
  color: var(--color-gray-400);
  font-weight: 500;
}

.product-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gold-dark);
}

.product-card__link:hover {
  color: var(--color-gold);
}

/* ---------- Countries Section ---------- */
.countries__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.country-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
  transition: all var(--transition);
}

.country-card:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.country-card__flag {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 1rem;
}

.country-card h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.375rem;
}

.country-card p {
  font-size: 0.875rem;
  color: var(--color-gray-600);
}

.countries__cta {
  text-align: center;
  margin-top: 2.5rem;
  font-size: 1rem;
  color: var(--color-gray-600);
}

.countries__cta a {
  color: var(--color-gold-dark);
  font-weight: 600;
  text-decoration: underline;
}

.countries__grid--compact {
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.countries__grid--compact .country-card {
  padding: 1rem;
}

.countries__grid--compact .country-card__flag {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.countries__grid--compact .country-card h4 {
  font-size: 0.9375rem;
}

/* ---------- Operations Section ---------- */
.operations__overview {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.operations__badge {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-white);
  padding: 1.25rem 2rem;
  border-radius: var(--radius-md);
  text-align: center;
  min-width: 240px;
  box-shadow: var(--shadow-md);
}

.operations__badge span {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-gold-light);
  margin-bottom: 0.375rem;
}

.operations__badge strong {
  font-size: 1.0625rem;
}

.operations__grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 2rem;
}

.operations__block {
  background: var(--color-off-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: 2rem;
}

.operations__heading {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-gold);
}

.operations__list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--color-gray-600);
  font-size: 0.9375rem;
}

.operations__list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-gold);
  font-weight: 700;
}

/* ---------- Mission Section ---------- */
.mission {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  position: relative;
  overflow: hidden;
}

.mission::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 20rem;
  color: rgba(201, 162, 39, 0.06);
  line-height: 1;
  pointer-events: none;
}

.mission__content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.mission__quote {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.6;
  margin: 1.5rem 0 2.5rem;
  font-style: italic;
}

.mission__author {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
  padding: 0.75rem 1.5rem 0.75rem 0.75rem;
}

.mission__avatar {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.875rem;
  border-radius: 50%;
}

.mission__author cite {
  display: block;
  font-style: normal;
  font-weight: 600;
  color: var(--color-white);
  font-size: 0.9375rem;
}

.mission__author span {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.65);
}

.mission .section__tag {
  color: var(--color-gold-light);
}

/* ---------- Export Process ---------- */
.process {
  background: var(--color-off-white);
}

.process__timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  position: relative;
}

.process__timeline::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-primary-light));
  z-index: 0;
}

.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 0.5rem;
}

.process-step__number {
  width: 72px;
  height: 72px;
  margin: 0 auto 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-gold);
  font-size: 1.25rem;
  font-weight: 800;
  border-radius: 50%;
  border: 3px solid var(--color-gold);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition);
}

.process-step:hover .process-step__number {
  transform: scale(1.1);
}

.process-step__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.process-step__text {
  font-size: 0.8125rem;
  color: var(--color-gray-600);
  line-height: 1.6;
}

/* ---------- Testimonials ---------- */
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: all var(--transition);
}

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

.testimonial-card__stars {
  color: var(--color-gold);
  font-size: 1rem;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.testimonial-card__text {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-gold);
  font-weight: 700;
  font-size: 0.875rem;
  border-radius: 50%;
}

.testimonial-card__author cite {
  display: block;
  font-style: normal;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-primary);
}

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

/* ---------- Contact / Inquiry Form ---------- */
.contact {
  background: var(--color-off-white);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.contact__details {
  margin-top: 2rem;
}

.contact__details li {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact__detail-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact__details strong {
  display: block;
  font-size: 0.9375rem;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.contact__details p {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
}

.contact__form {
  background: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-off-white);
  color: var(--color-gray-800);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: var(--color-error);
}

.form-error {
  display: block;
  font-size: 0.75rem;
  color: var(--color-error);
  margin-top: 0.375rem;
  min-height: 1rem;
}

.form-success {
  margin-top: 1rem;
  padding: 1rem;
  background: rgba(5, 150, 105, 0.1);
  color: var(--color-success);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 500;
  text-align: center;
}

/* ---------- Footer (slim bottom bar) ---------- */
.footer {
  background: #1a1208;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding: 0.875rem var(--container-padding);
  min-height: 56px;
}

.footer__copyright {
  font-size: 0.8125rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.5;
  margin: 0;
}

.footer__copyright a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  transition: color var(--transition);
}

.footer__copyright a:hover {
  color: var(--color-gold-light);
}

.footer__partner {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  transition: opacity var(--transition);
}

.footer__partner:hover {
  opacity: 0.85;
}

.footer__partner-logo {
  height: 42px;
  width: auto;
  object-fit: contain;
}

/* ---------- Scroll Reveal Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal--delay {
  transition-delay: 0.15s;
}

.reveal--delay-2 {
  transition-delay: 0.3s;
}

/* ============================================
   RESPONSIVE — Tablet (max 1024px)
   ============================================ */
@media (max-width: 1024px) {
  :root {
    --section-padding: 4.5rem;
  }

  .hero__container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

  .hero__description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__buttons {
    justify-content: center;
  }

  .hero__stats {
    justify-content: center;
  }

  .hero__float-card--1 {
    left: 0;
  }

  .hero__float-card--2 {
    right: 0;
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

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

  .products__grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .products-catalog {
    grid-template-columns: 1fr;
  }

  .products-sidebar {
    position: static;
    max-height: none;
    padding: 1rem;
  }

  .products-sidebar__list {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 0.5rem;
    padding-bottom: 0.5rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }

  .products-sidebar__list li {
    flex-shrink: 0;
  }

  .products-sidebar__btn {
    white-space: nowrap;
    min-height: 44px;
    padding: 0.625rem 1rem;
  }

  .products-catalog__grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

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

  .features__wrapper {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .process__timeline {
    grid-template-columns: repeat(3, 1fr);
  }

  .process__timeline::before {
    display: none;
  }

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

  .contact__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

}

/* ============================================
   RESPONSIVE — Mobile (max 768px)
   ============================================ */
@media (max-width: 768px) {
  :root {
    --section-padding: 3.5rem;
    --header-height: 70px;
    --container-padding: 1.25rem;
  }

  .container {
    width: 100%;
  }

  /* Mobile Navigation */
  .nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: calc(var(--header-height) + 2rem) 2rem 2rem;
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    transition: right var(--transition);
  }

  .nav__menu.active {
    right: 0;
  }

  .nav__menu li {
    width: 100%;
  }

  .nav__link {
    display: block;
    padding: 0.875rem 0;
    color: var(--color-gray-800) !important;
    font-size: 1rem;
    border-bottom: 1px solid var(--color-gray-100);
  }

  .nav__cta {
    display: none;
  }

  .nav__toggle {
    display: flex;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
  }

  .nav__logo img {
    max-width: 140px;
    height: auto;
  }

  /* Hero Mobile */
  .hero__stats {
    flex-direction: column;
    gap: 1rem;
    align-items: center;
  }

  .hero__float-card {
    display: none;
  }

  .about__experience {
    right: 10px;
    bottom: -10px;
    padding: 1rem 1.5rem;
  }

  .about__experience strong {
    font-size: 2rem;
  }

  .company-info {
    grid-template-columns: 1fr;
  }

  .diesel-products__list {
    grid-template-columns: 1fr;
  }

  .operations__overview {
    flex-direction: column;
    align-items: stretch;
  }

  .operations__badge {
    min-width: auto;
  }

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

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

  .products__grid,
  .products__grid--3 {
    grid-template-columns: 1fr;
  }

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

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

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

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

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

  .contact__form {
    padding: 1.5rem;
  }

  .footer__bar {
    flex-direction: column;
    text-align: center;
    padding: 1rem var(--container-padding);
    gap: 1rem;
  }

  .footer__copyright {
    font-size: 0.75rem;
  }

  .footer__partner-logo {
    height: 36px;
  }

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

/* ============================================
   RESPONSIVE — Small Mobile (max 480px)
   ============================================ */
@media (max-width: 480px) {
  .hero__buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero__buttons .btn {
    width: 100%;
  }

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

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

  .products-catalog__grid {
    grid-template-columns: 1fr;
  }

  .stats-counter__grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   RESPONSIVE — Large screens (min 1400px)
   ============================================ */
@media (min-width: 1400px) {
  :root {
    --container-width: 1320px;
  }
}

/* Touch devices — larger tap targets */
@media (hover: none) and (pointer: coarse) {
  .btn,
  .nav__link,
  .products-sidebar__btn,
  .product-card__overlay {
    min-height: 44px;
  }

  .product-card--catalog:hover .product-card__overlay {
    opacity: 1;
    background: rgba(10, 37, 64, 0.55);
  }
}