/* ==========================================================================
   BNFUS.com - Business National Fuel - Static Design System
   ========================================================================== */

/* CSS Variables & Design Tokens */
:root {
  --primary-yellow: #FFC400;
  --primary-yellow-hover: #e6b000;
  --dark-blue: #24324A;
  --dark-blue-secondary: #1D2738;
  --dark-blue-header: #182232;
  --topbar-bg: #F4F5F7;
  --border-gray: #E2E8F0;
  --text-dark: #222222;
  --text-muted: #666666;
  --white: #FFFFFF;
  
  --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition-fast: all 0.25s ease-in-out;
  --transition-normal: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --box-shadow-header: 0 2px 10px rgba(0,0,0,0.05);
  --box-shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.06);
  --box-shadow-md: 0 10px 25px rgba(0, 0, 0, 0.15);
}

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

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

body {
  font-family: var(--font-family);
  color: var(--text-dark);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

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

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

.container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   A. Top Bar (Corporate Contact Information & Language Selector)
   ========================================================================== */
.top-bar {
  background-color: var(--topbar-bg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  padding: 9px 0;
}

.top-bar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.top-bar-contact {
  display: flex;
  align-items: center;
  gap: 24px;
}

.top-item {
  display: flex;
  align-items: center;
  gap: 7px;
}

.top-item:hover {
  color: var(--text-dark);
}

.top-item .icon {
  color: var(--dark-blue);
}

.top-bar-social {
  display: flex;
  align-items: center;
  gap: 14px;
}

.top-bar-social a {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
  transition: var(--transition-fast);
}

.top-bar-social a:hover {
  color: var(--dark-blue);
}

.top-social-wa:hover {
  color: #25D366 !important;
}

.wa-num {
  font-weight: 600;
  font-size: 12px;
}

/* Language Selector Styles */
.language-selector {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: 4px;
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid var(--border-gray);
  background-color: var(--white);
  padding: 3px 8px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dark);
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1;
}

.lang-btn img {
  width: 16px;
  height: 12px;
  object-fit: cover;
  border-radius: 1px;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.lang-btn:hover {
  border-color: var(--primary-yellow);
  background-color: rgba(255, 196, 0, 0.12);
}

.lang-btn.active {
  border-color: var(--primary-yellow);
  background-color: var(--primary-yellow);
  color: var(--text-dark);
  font-weight: 800;
  box-shadow: 0 2px 6px rgba(255, 196, 0, 0.35);
}

.social-divider {
  color: #CBD5E1;
  font-weight: 300;
  font-size: 12px;
  margin: 0 2px;
}

/* ==========================================================================
   B. Main Header & Corporate Navigation (Refactored Layout & Styles)
   ========================================================================== */
.main-header {
  background-color: var(--white);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--box-shadow-header);
  transition: var(--transition-fast);
  padding: 15px 50px;
}

.header-container-fluid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1340px;
  margin: 0 auto;
}

.logo-link {
  display: flex;
  align-items: center;
}

.site-logo {
  height: 54px;
  width: auto;
  object-fit: contain;
}

.main-nav {
  display: flex;
  align-items: center;
}

.main-nav .nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-family);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-dark);
  white-space: nowrap;
  padding: 6px 0;
  display: inline-block;
  position: relative;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--primary-yellow);
}

.nav-item.active .nav-link:not(.nav-btn-contact) {
  color: var(--text-dark);
  font-weight: 700;
}

.nav-item.active:not(.nav-item-contact)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--primary-yellow);
}

/* Styled Outlined CONTACT Button */
.nav-btn-contact {
  border: 2px solid var(--primary-yellow);
  padding: 8px 20px;
  border-radius: 4px;
  color: var(--text-dark);
  font-weight: 700;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.nav-btn-contact:hover {
  background-color: var(--primary-yellow);
  color: var(--white);
  border-color: var(--primary-yellow);
  box-shadow: 0 4px 12px rgba(255, 196, 0, 0.3);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  justify-content: center;
  align-items: center;
}

.mobile-menu-toggle span {
  width: 26px;
  height: 3px;
  background-color: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* ==========================================================================
   C. Hero Slider Section
   ========================================================================== */
.hero-slider {
  position: relative;
  width: 100%;
  height: 82vh;
  min-height: 540px;
  max-height: 720px;
  overflow: hidden;
  background-color: var(--dark-blue-secondary);
}

.slider-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  z-index: 1;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(1.03);
}

.hero-slide.active {
  opacity: 1;
  z-index: 2;
  transform: scale(1);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 23, 36, 0.82) 0%, rgba(36, 50, 74, 0.72) 100%);
  z-index: 1;
}

.slide-container {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
}

.industrial-frame {
  position: relative;
  padding: 45px 60px;
  text-align: center;
  max-width: 850px;
  background: rgba(15, 23, 36, 0.25);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.bracket {
  position: absolute;
  width: 32px;
  height: 32px;
  border-color: #FFFFFF;
  border-style: solid;
}

.bracket-top-left { top: -2px; left: -2px; border-width: 4px 0 0 4px; }
.bracket-top-right { top: -2px; right: -2px; border-width: 4px 4px 0 0; }
.bracket-bottom-left { bottom: -2px; left: -2px; border-width: 0 0 4px 4px; }
.bracket-bottom-right { bottom: -2px; right: -2px; border-width: 0 4px 4px 0; }

.hero-subtitle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-bottom: 12px;
}

.hero-subtitle .line {
  height: 2px;
  width: 40px;
  background-color: var(--white);
}

.subtitle-text {
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero-title {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.title-white {
  color: var(--white);
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: 2px;
}

.title-yellow {
  color: var(--primary-yellow);
  font-size: 3.4rem;
  font-weight: 900;
  letter-spacing: 3px;
  text-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

/* Slide 2 */
.raw-materials-frame {
  text-align: center;
  max-width: 900px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.materials-icons-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.mat-icon-item {
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  transition: var(--transition-fast);
}

.mat-icon-item:hover {
  background: var(--primary-yellow);
  color: var(--text-dark);
  border-color: var(--primary-yellow);
  transform: translateY(-4px);
}

.slide2-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-bottom: 28px;
  line-height: 1.2;
}

.slide2-title .title-white { font-size: 2.8rem; font-weight: 800; letter-spacing: 2px; }
.slide2-title .title-yellow { font-size: 3.1rem; font-weight: 900; letter-spacing: 2px; }

.btn-slide-white {
  display: inline-block;
  padding: 14px 34px;
  background-color: var(--white);
  color: var(--text-dark);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: 2px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  transition: var(--transition-normal);
}

.btn-slide-white:hover {
  background-color: var(--primary-yellow);
  color: var(--text-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 196, 0, 0.4);
}

/* Slide 3 */
.license-frame {
  text-align: center;
  max-width: 920px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.slide3-logo-wrapper { margin-bottom: 20px; }
.slide3-logo { height: 55px; width: auto; filter: brightness(0) invert(1); }

.license-dark-box {
  background-color: rgba(18, 26, 38, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 30px 45px;
  margin-bottom: 28px;
  border-radius: 2px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.license-title {
  color: var(--white);
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  line-height: 1.4;
  text-transform: uppercase;
}

/* Slider Controls */
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px;
  height: 48px;
  background: rgba(0, 0, 0, 0.35);
  color: var(--white);
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 2px;
  transition: var(--transition-fast);
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.slider-arrow:hover {
  background: var(--primary-yellow);
  color: var(--text-dark);
  border-color: var(--primary-yellow);
}

.slider-prev { left: 24px; }
.slider-next { right: 24px; }

.slider-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 10px;
}

.slider-dots .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: var(--transition-fast);
}

.slider-dots .dot.active,
.slider-dots .dot:hover {
  background: var(--primary-yellow);
  transform: scale(1.25);
}

/* ==========================================================================
   D. Call To Action (CTA) Strip
   ========================================================================== */
.cta-strip {
  background-color: var(--primary-yellow);
  padding: 24px 0;
  color: var(--text-dark);
}

.cta-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.cta-text h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-dark);
  letter-spacing: 0.3px;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background-color: rgba(255, 255, 255, 0.25);
  border: 2px solid rgba(0, 0, 0, 0.2);
  color: var(--text-dark);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: var(--transition-normal);
}

.btn-cta:hover {
  background-color: var(--text-dark);
  color: var(--primary-yellow);
  border-color: var(--text-dark);
  transform: translateY(-2px);
}

.btn-cta .arrow { font-size: 1.1rem; }

/* ==========================================================================
   E. About Us Section (BNF LLC Corporate Overview)
   ========================================================================== */
.about-section {
  padding: 85px 0 0 0;
  background-color: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 70px;
}

.section-subtitle {
  color: var(--dark-blue);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 8px;
}

.section-heading {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--dark-blue);
  line-height: 1.25;
  margin-bottom: 22px;
}

.paragraph-lead {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.7;
  margin-bottom: 16px;
}

.paragraph-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.about-image-wrapper {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: var(--box-shadow-md);
}

.about-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

.media-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background-color: var(--primary-yellow);
  color: var(--text-dark);
  padding: 16px 24px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

.badge-years {
  font-size: 2.1rem;
  font-weight: 900;
  line-height: 1;
}

.badge-label {
  font-size: 0.8rem;
  font-weight: 800;
  line-height: 1.2;
  text-transform: uppercase;
}

/* Mission, Vision & Core Values Cards */
.mvv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 85px;
}

.mvv-card {
  background-color: var(--white);
  border: 1px solid var(--border-gray);
  border-radius: 4px;
  padding: 36px 30px;
  box-shadow: var(--box-shadow-sm);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.mvv-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--box-shadow-md);
  border-color: var(--primary-yellow);
}

.mvv-icon-wrapper {
  width: 60px;
  height: 60px;
  background-color: rgba(36, 50, 74, 0.06);
  color: var(--dark-blue);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: var(--transition-fast);
}

.mvv-card:hover .mvv-icon-wrapper {
  background-color: var(--primary-yellow);
  color: var(--text-dark);
}

.mvv-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--dark-blue);
  margin-bottom: 12px;
}

.mvv-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Trust Badges Strip */
.trust-badges-strip {
  background-color: var(--dark-blue);
  color: var(--white);
  padding: 45px 0;
}

.trust-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.trust-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -15px;
  top: 20%;
  height: 60%;
  width: 1px;
  background-color: rgba(255, 255, 255, 0.12);
}

.trust-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: #94A3B8;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.trust-value {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary-yellow);
  margin-bottom: 4px;
}

.trust-sub {
  font-size: 0.8rem;
  color: #CBD5E1;
}

/* ==========================================================================
   F. Our Business & Global Markets Section (Local Images Edition)
   ========================================================================== */
.our-business {
  padding: 90px 0;
  background-color: #F8FAFC;
}

.business-header {
  text-align: center;
  max-width: 850px;
  margin: 0 auto 55px auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.b2b-notice-badge {
  background-color: var(--dark-blue);
  color: var(--primary-yellow);
  border: 1px solid var(--primary-yellow);
  padding: 5px 14px;
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.section-subtitle-yellow {
  color: var(--primary-yellow);
  background-color: rgba(255, 196, 0, 0.12);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 12px;
}

.business-desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-top: 12px;
}

/* Business Grid (3 Cards) */
.business-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 65px;
}

.business-card {
  background-color: var(--white);
  border-radius: 6px;
  border: 1px solid var(--border-gray);
  overflow: hidden;
  box-shadow: var(--box-shadow-sm);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.business-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--box-shadow-md);
  border-color: var(--primary-yellow);
}

.card-img-wrapper {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.business-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.business-card:hover .business-card-img {
  transform: scale(1.06);
}

.card-tag {
  position: absolute;
  top: 15px;
  right: 15px;
  background-color: var(--dark-blue);
  color: var(--primary-yellow);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 5px 12px;
  border-radius: 2px;
  text-transform: uppercase;
}

.card-body {
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--dark-blue);
  margin-bottom: 12px;
}

.card-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.card-bullets {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px solid var(--border-gray);
  padding-top: 18px;
}

.card-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-dark);
  font-weight: 600;
}

.card-bullets li svg {
  color: var(--primary-yellow);
  flex-shrink: 0;
  margin-top: 2px;
}

.card-bullets code {
  background-color: var(--topbar-bg);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.8rem;
  color: var(--dark-blue);
}

/* Licensed Global Markets Block */
.global-markets-block {
  background: linear-gradient(135deg, #182232 0%, #24324A 100%);
  color: var(--white);
  border-radius: 6px;
  padding: 50px 40px;
  box-shadow: var(--box-shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.markets-header {
  text-align: center;
  margin-bottom: 35px;
}

.markets-title {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}

.markets-subtitle {
  font-size: 0.95rem;
  color: #94A3B8;
}

.markets-regions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 35px;
}

.region-chip {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 20px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: var(--transition-normal);
  cursor: default;
}

.region-chip:hover {
  background: rgba(255, 196, 0, 0.1);
  border-color: var(--primary-yellow);
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(0,0,0,0.3);
}

.region-icon { font-size: 1.8rem; }
.region-name { font-size: 0.95rem; font-weight: 800; color: var(--white); margin-bottom: 2px; }
.region-hq { font-size: 0.75rem; color: var(--primary-yellow); font-weight: 600; }

.markets-footer {
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 25px;
  font-size: 0.85rem;
  color: #CBD5E1;
  max-width: 900px;
  margin: 0 auto;
}

.badge-active {
  background-color: var(--primary-yellow);
  color: var(--text-dark);
  font-size: 0.7rem;
  font-weight: 900;
  padding: 3px 8px;
  border-radius: 3px;
  margin-right: 8px;
  letter-spacing: 0.5px;
}

/* ==========================================================================
   G. Products & Services Section
   ========================================================================== */
.products-services {
  padding: 90px 0;
  background-color: var(--white);
}

.products-header {
  text-align: center;
  max-width: 850px;
  margin: 0 auto 55px auto;
}

.products-desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-top: 14px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 50px;
}

.product-card {
  background-color: var(--white);
  border: 1px solid var(--border-gray);
  border-top: 4px solid var(--primary-yellow);
  border-radius: 6px;
  padding: 34px 28px;
  box-shadow: var(--box-shadow-sm);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

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

.product-card-header {
  margin-bottom: 22px;
}

.prod-badge {
  display: inline-block;
  background-color: rgba(36, 50, 74, 0.06);
  color: var(--dark-blue);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 3px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.prod-card-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--dark-blue);
  margin-bottom: 10px;
  line-height: 1.3;
}

.prod-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.prod-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: auto;
  border-top: 1px solid var(--border-gray);
  padding-top: 20px;
}

.prod-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-dark);
  font-weight: 600;
}

.prod-list li svg {
  color: var(--primary-yellow);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Specialized Industry Sectors Sub-Section Block (Dark Navy) */
.industry-sectors-block {
  background-color: var(--dark-blue);
  border-radius: 8px;
  padding: 50px 40px;
  margin-bottom: 55px;
  box-shadow: var(--box-shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.sectors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.sector-card {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.sector-img-wrapper {
  width: 100%;
  height: 200px;
  overflow: hidden;
  border-radius: 4px;
  margin-bottom: 6px;
}

.sector-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 4px;
  transition: transform 0.3s ease;
}

.sector-card:hover .sector-img {
  transform: scale(1.04);
}

.sector-title {
  font-weight: 700;
  font-size: 16px;
  margin-top: 14px;
  margin-bottom: 8px;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.3;
}

.sector-desc {
  color: #D1D5DB;
  font-size: 13px;
  line-height: 1.5;
}

/* Products Bottom Credentials Trust Bar */
.products-trust-bar {
  background-color: #F4F5F7;
  border: 1px solid var(--border-gray);
  border-radius: 6px;
  padding: 26px 30px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.trust-bar-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tbar-label {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.tbar-val {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--dark-blue);
}

/* ==========================================================================
   H. Global Compliance & Trade Operations Section
   ========================================================================== */
.global-compliance {
  padding: 90px 0;
  background-color: var(--white);
}

.compliance-credentials-block {
  background-color: #F8F9FA;
  border: 1px solid var(--border-gray);
  border-top: 4px solid var(--primary-yellow);
  border-radius: 6px;
  padding: 48px 40px;
  box-shadow: var(--box-shadow-sm);
  margin-bottom: 60px;
}

.compliance-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.credentials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.credential-card {
  background-color: var(--white);
  border: 1px solid var(--border-gray);
  border-radius: 6px;
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: var(--box-shadow-sm);
  transition: var(--transition-normal);
}

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

.cred-icon-wrapper {
  width: 58px;
  height: 58px;
  background-color: rgba(36, 50, 74, 0.06);
  color: var(--dark-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  transition: var(--transition-fast);
}

.credential-card:hover .cred-icon-wrapper {
  background-color: var(--primary-yellow);
  color: var(--text-dark);
}

.cred-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark-blue);
  margin-bottom: 6px;
}

.cred-subtitle {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--primary-yellow);
  background-color: rgba(255, 196, 0, 0.12);
  padding: 4px 10px;
  border-radius: 3px;
  margin-bottom: 12px;
  display: inline-block;
}

.cred-detail {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Trade Execution Process (4 Steps) */
.compliance-process-block {
  text-align: center;
}

.process-header {
  max-width: 800px;
  margin: 0 auto 35px auto;
}

.process-heading {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--dark-blue);
  margin-bottom: 8px;
}

.process-sub {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.process-steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-card {
  background-color: #F4F5F7;
  border: 1px solid var(--border-gray);
  border-radius: 6px;
  padding: 30px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: var(--transition-normal);
  position: relative;
}

.step-card:hover {
  background-color: var(--white);
  transform: translateY(-4px);
  box-shadow: var(--box-shadow-md);
  border-color: var(--primary-yellow);
}

.step-num {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--primary-yellow);
  line-height: 1;
  margin-bottom: 12px;
}

.step-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--dark-blue);
  margin-bottom: 10px;
  line-height: 1.3;
}

.step-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   I. Why Choose Us / Our Value Proposition Section
   ========================================================================== */
.value-proposition {
  padding: 90px 0;
  background-color: #F4F5F7;
  border-top: 1px solid var(--border-gray);
  border-bottom: 1px solid var(--border-gray);
}

.value-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 55px auto;
}

.value-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-top: 14px;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.value-card {
  background-color: var(--white);
  border-radius: 6px;
  border: 1px solid var(--border-gray);
  border-top: 4px solid transparent;
  padding: 36px 26px;
  box-shadow: var(--box-shadow-sm);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--box-shadow-md);
  border-top-color: var(--primary-yellow);
  border-left-color: rgba(255, 196, 0, 0.4);
}

.value-icon-wrapper {
  width: 64px;
  height: 64px;
  background-color: rgba(36, 50, 74, 0.06);
  color: var(--dark-blue);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  transition: var(--transition-fast);
}

.value-card:hover .value-icon-wrapper {
  background-color: var(--primary-yellow);
  color: var(--text-dark);
  transform: scale(1.05);
}

.value-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark-blue);
  margin-bottom: 12px;
  line-height: 1.3;
}

.value-card-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ==========================================================================
   J. Pre-Footer: Contact & Corporate Leadership Section
   ========================================================================== */
.contact-section {
  padding: 95px 0;
  background-color: var(--dark-blue);
  color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 50px;
  align-items: start;
}

.contact-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  margin: 10px 0 14px 0;
  line-height: 1.25;
}

.contact-intro {
  font-size: 0.95rem;
  color: #CBD5E1;
  margin-bottom: 30px;
  line-height: 1.6;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row {
  display: flex;
  gap: 20px;
}

.form-row .form-group {
  flex: 1;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #E2E8F0;
  text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(15, 23, 36, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 4px;
  color: var(--white);
  font-family: inherit;
  font-size: 16px; /* Prevents auto-zoom on mobile */
  transition: var(--transition-fast);
  outline: none;
}

.form-group select {
  cursor: pointer;
}

.form-group select option {
  background-color: var(--dark-blue-secondary);
  color: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-yellow);
  background: rgba(15, 23, 36, 0.85);
  box-shadow: 0 0 0 3px rgba(255, 196, 0, 0.2);
}

.submit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 15px 32px;
  background-color: var(--primary-yellow);
  color: var(--text-dark);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-normal);
  margin-top: 8px;
}

.submit-btn:hover {
  background-color: var(--white);
  color: var(--dark-blue);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 196, 0, 0.35);
}

/* Contact Directory & Executive Cards */
.contact-directory-wrapper {
  display: flex;
  flex-direction: column;
  gap: 35px;
}

.hq-block {
  background: rgba(15, 23, 36, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 30px;
}

.hq-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary-yellow);
  margin-bottom: 20px;
  border-bottom: 2px solid rgba(255, 196, 0, 0.3);
  padding-bottom: 10px;
}

.hq-info-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hq-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.9rem;
}

.hq-info-item svg {
  color: var(--primary-yellow);
  flex-shrink: 0;
  margin-top: 3px;
}

.hq-text-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hq-text-group strong {
  color: var(--white);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
}

.hq-text-group a {
  color: #CBD5E1;
}

.hq-text-group a:hover {
  color: var(--primary-yellow);
}

/* Executive Cards */
.execs-heading {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.exec-cards-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.exec-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-left: 3px solid var(--primary-yellow);
  border-radius: 4px;
  padding: 18px 20px;
  transition: var(--transition-fast);
}

.exec-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 196, 0, 0.5);
  transform: translateX(4px);
}

.exec-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  flex-wrap: wrap;
  gap: 6px;
}

.exec-name {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--white);
}

.exec-role {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary-yellow);
  background-color: rgba(255, 196, 0, 0.12);
  padding: 3px 8px;
  border-radius: 3px;
  text-transform: uppercase;
}

.exec-contacts {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.exec-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: #CBD5E1;
}

.exec-link:hover {
  color: var(--primary-yellow);
}

.exec-link svg {
  color: var(--primary-yellow);
  flex-shrink: 0;
}

/* ==========================================================================
   K. Our Strategic Suppliers Section (7 Real Local Supplier Logos)
   ========================================================================== */
.our-suppliers {
  padding: 75px 0;
  background-color: #F9FAFB;
  border-top: 1px solid var(--border-gray);
  border-bottom: 1px solid var(--border-gray);
}

.suppliers-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 45px auto;
}

.suppliers-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 18px;
  align-items: center;
  justify-content: center;
}

.supplier-card {
  background-color: var(--white);
  border: 1px solid #E5E7EB;
  border-radius: 6px;
  height: 110px;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: var(--transition-normal);
}

.supplier-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  border-color: var(--primary-yellow);
}

.supplier-logo {
  max-width: 85%;
  max-height: 55px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(15%);
  transition: filter 0.3s ease, transform 0.3s ease;
}

.supplier-card:hover .supplier-logo {
  filter: grayscale(0%);
  transform: scale(1.05);
}

/* ==========================================================================
   L. Main Corporate Footer
   ========================================================================== */
.site-footer {
  background-color: var(--dark-blue-header);
  color: #A0AEC0;
  padding-top: 70px;
  font-size: 0.85rem;
}

.footer-container {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1.4fr;
  gap: 45px;
  padding-bottom: 55px;
}

.footer-logo {
  height: 48px;
  margin-bottom: 18px;
  width: auto;
  object-fit: contain;
}

.footer-desc {
  line-height: 1.7;
  color: #94A3B8;
}

.footer-title {
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: #CBD5E1;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary-yellow);
  padding-left: 4px;
}

/* Legal Credentials Badges */
.legal-badges-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.legal-badge {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.badge-tag {
  font-size: 0.65rem;
  font-weight: 800;
  color: #94A3B8;
  letter-spacing: 0.8px;
}

.badge-code {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--primary-yellow);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  text-align: center;
  font-size: 0.8rem;
  color: #64748B;
}

/* Back To Top Floating Button */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  background-color: var(--primary-yellow);
  color: var(--text-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 2px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
  z-index: 999;
}

.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background-color: var(--white); transform: translateY(-4px); }

/* ==========================================================================
   Footer Bottom & Copyright
   ========================================================================== */
.footer-bottom p {
  color: #a0aec0;
  font-size: 13px;
  text-align: center;
  margin: 0;
  padding: 15px 0;
}

.agency-link {
  color: #FFC400; /* Color amarillo corporativo */
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.agency-link:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

/* ==========================================================================
   Responsive Design & Media Queries
   ========================================================================== */

@media (max-width: 1200px) {
  .suppliers-grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
}

@media (max-width: 1024px) {
  .main-header { padding: 15px 30px; }
  .main-nav .nav-list { gap: 20px; }
  .hero-slider { height: 75vh; }
  .about-grid { grid-template-columns: 1fr; gap: 35px; }
  .about-img { height: 320px; }
  .business-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .sectors-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .industry-sectors-block { padding: 40px 24px; }
  .products-trust-bar { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .credentials-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .markets-regions-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-container { grid-template-columns: 1fr 1fr; gap: 35px; }
}

@media (max-width: 991px) {
  .top-bar-container { justify-content: center; }
  .mobile-menu-toggle { display: flex; }

  .main-header { padding: 15px 24px; }

  .main-nav {
    position: fixed;
    top: 84px;
    left: 0;
    width: 100%;
    height: calc(100vh - 84px);
    overflow-y: auto;
    background-color: var(--white);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    padding: 25px 20px 40px;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    transform: translateX(100%);
    transition: transform 0.4s ease-in-out;
  }

  .main-nav.active { transform: translateX(0); }
  .main-nav .nav-list { flex-direction: column; align-items: flex-start; gap: 16px; width: 100%; }
  .nav-item { width: 100%; }
  .nav-link { display: block; width: 100%; padding: 8px 0; font-size: 0.95rem; }
  .nav-btn-contact { width: 100%; text-align: center; margin-top: 6px; }

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

@media (max-width: 768px) {
  .top-bar-contact { flex-direction: column; gap: 6px; text-align: center; }
  
  /* Ocultar elementos secundarios del top-bar en móvil */
  .top-bar-contact .top-item:nth-child(2) { display: none; }
  .top-bar-social a:not(.top-social-wa) { display: none; }
  .social-divider { display: none; }

  .hero-slider { height: 65vh; min-height: 480px; }
  .slider-prev { left: 8px; }
  .slider-next { right: 8px; }

  .section-heading { font-size: 1.7rem; }
  .mvv-grid { grid-template-columns: 1fr; gap: 20px; }
  
  .trust-container { grid-template-columns: 1fr; gap: 24px; }
  .trust-item:not(:last-child)::after { display: none; }

  .business-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .sectors-grid { grid-template-columns: 1fr; }
  .industry-sectors-block { padding: 30px 18px; }
  .products-trust-bar { grid-template-columns: 1fr; }
  .compliance-credentials-block { padding: 30px 20px; }
  .credentials-grid { grid-template-columns: 1fr; }
  .process-steps-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
  .markets-regions-grid { grid-template-columns: 1fr; }
  .global-markets-block { padding: 35px 20px; }

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

  .form-row { flex-direction: column; gap: 18px; }

  .cta-container { flex-direction: column; text-align: center; }
  .footer-container { grid-template-columns: 1fr; }
}