@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Alexandria:wght@300;400;500;600;700;800;900&display=swap');

/* Language display toggles */
html[lang="ar"] .lang-en { display: none !important; }
html[lang="en"] .lang-ar { display: none !important; }

/* Font and Direction Variable Setups */
html[lang="ar"] {
  --font-sans: 'Alexandria', sans-serif;
  --direction-flip: -1;
}
html[lang="ar"] *, html[lang="ar"] h1, html[lang="ar"] h2, html[lang="ar"] h3, html[lang="ar"] h4, html[lang="ar"] h5, html[lang="ar"] h6 {
  letter-spacing: normal !important;
}

html[lang="en"] {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --direction-flip: 1;
}

/* Inherit font-family for form controls */
input, select, textarea, button {
  font-family: inherit;
}

:root {
  --font-sans: 'Alexandria', sans-serif;
  
  /* Color Palette Suite */
  --color-bg-white: #FFFFFF;
  --color-bg-light: #F7F9FC;
  --color-text-dark: #000000;
  --color-text-muted: #666666;
  --color-text-light: #F7F9FC;
  
  --color-obsidian: #0A0A0A;
  --color-charcoal: #161616;
  --color-brass: #A48A64;
  --color-brass-hover: #8F7651;
  --color-brass-light: #C2AF94;
  --color-blue: #0066FF;
  --color-blue-hover: #0052CC;
  
  --color-border-light: #E5E7EB;
  --color-border-dark: #2A2A2A;
  
  /* Layout constraints */
  --max-width: 1440px;
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--color-bg-white);
  color: var(--color-text-dark);
}

body {
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Base typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.8;
  color: var(--color-text-dark);
}

p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

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

/* Global Grid & Layout Utilities */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 4rem;
}

@media (max-width: 1024px) {
  .container {
    padding: 0 2rem;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 1.5rem;
  }
}

.section-padding {
  padding: 8rem 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 5rem 0;
  }
}

/* Button & Link Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1rem 2rem;
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background-color: var(--color-blue);
  color: #FFFFFF;
}

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

.btn-outline {
  border: 1px solid var(--color-text-dark);
  background-color: transparent;
  color: var(--color-text-dark);
}

.btn-outline:hover {
  background-color: var(--color-text-dark);
  color: var(--color-bg-white);
}

.btn-white {
  background-color: #FFFFFF;
  color: var(--color-text-dark);
}

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

/* GLOBAL NAVIGATION FRAME */
.header-nav {
  height: var(--header-height);
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: -0.04em;
  color: var(--color-text-dark);
  text-transform: uppercase;
  display: flex;
  align-items: center;
}

.logo span {
  font-weight: 300;
  color: var(--color-text-muted);
  margin-inline-start: 0.35rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2.5rem;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-dark);
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  inset-inline-start: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-text-dark);
  transition: var(--transition-smooth);
}

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

.nav-links a.active {
  font-weight: 700;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-dark);
  transition: var(--transition-smooth);
}

@media (max-width: 992px) {
  .nav-links {
    display: none; /* JS will handle mobile menu */
  }
  .nav-toggle {
    display: flex;
  }
}

/* MOBILE NAV MENU OVERLAY */
.mobile-nav-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background-color: var(--color-bg-white);
  z-index: 99;
  display: flex;
  flex-direction: column;
  padding: 3rem 2rem;
  gap: 2rem;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
  border-bottom: 1px solid var(--color-border-light);
}

.mobile-nav-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.mobile-nav-links a {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text-dark);
  text-transform: uppercase;
}

/* WELCOME HEADER SECTION (SANDVIK STYLE) */
.welcome-section {
  padding: 5rem 0 3rem;
  background-color: var(--color-bg-white);
}

.welcome-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 4rem;
  align-items: flex-start;
}

.welcome-title {
  font-size: 4.5rem;
  font-weight: 900;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  color: var(--color-text-dark);
}

.welcome-desc-box {
  padding-top: 1rem;
}

.welcome-desc-box p {
  font-size: 1.15rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

@media (max-width: 992px) {
  .welcome-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .welcome-title {
    font-size: 3rem;
  }
}

/* HIGH-IMPACT HERO EXPERIENCE BLOCK */
.hero-block {
  position: relative;
  height: 80vh;
  min-height: 600px;
  background-color: var(--color-obsidian);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding-bottom: 6rem;
}

.hero-bg-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.65;
  filter: grayscale(20%) contrast(110%);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(10,10,10,0.3) 0%, rgba(10,10,10,0.85) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  width: 100%;
  color: #FFFFFF;
}

.hero-text-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 4rem;
  align-items: flex-end;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 900;
  color: #FFFFFF;
  text-transform: uppercase;
  letter-spacing: -0.04em;
  line-height: 1.85;
}

.hero-meta {
  color: #FFFFFF;
}

.hero-statement {
  font-size: 1.15rem;
  line-height: 1.6;
  border-inline-start: 3px solid var(--color-brass);
  padding-inline-start: 1.5rem;
  margin-bottom: 2rem;
  font-weight: 300;
}

@media (max-width: 992px) {
  .hero-text-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .hero-title {
    font-size: 2.8rem;
  }
}

/* CORE VALUE PROPOSITION PANEL (MARQUEE / TEXT BLOCK) */
.brand-statement-bar {
  background-color: var(--color-charcoal);
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
  padding: 4rem 0;
  color: #FFFFFF;
}

.brand-statement-content {
  max-width: 1000px;
}

.brand-statement-quote {
  font-size: 1.5rem;
  line-height: 1.7;
  font-weight: 400;
  color: var(--color-text-light);
  font-style: normal;
  position: relative;
}

.brand-statement-quote::before {
  content: "“";
  font-size: 6rem;
  position: absolute;
  left: -3rem;
  top: -2.5rem;
  opacity: 0.15;
  font-family: serif;
}

html[lang="ar"] .brand-statement-quote::before {
  left: auto;
  right: -3rem;
  content: "”";
}

/* ASYMMETRIC CONTENT GRID: CORE CAPABILITIES */
.capabilities-section {
  background-color: var(--color-bg-light);
}

.capabilities-header {
  margin-bottom: 4rem;
}

.section-label {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-brass);
  margin-bottom: 1rem;
  display: block;
}

.section-title {
  font-size: 3rem;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

/* Sandvik style: Asymmetric, clean border-separated block grid */
.asymmetric-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

.grid-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.grid-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.05);
}

/* Width allocations matching Sandvik asymmetric structure */
.card-w-7 {
  grid-column: span 7;
}

.card-w-5 {
  grid-column: span 5;
}

.card-w-6 {
  grid-column: span 6;
}

@media (max-width: 992px) {
  .card-w-7, .card-w-5, .card-w-6 {
    grid-column: span 12;
  }
}

.card-media {
  width: 100%;
  height: 250px;
  overflow: hidden;
  background-color: var(--color-obsidian);
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.grid-card:hover .card-image {
  transform: scale(1.03);
}

.card-body {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-num {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-brass);
  margin-bottom: 1.5rem;
}

.card-title {
  font-size: 1.75rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.card-text {
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.card-link {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-dark);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.card-link svg {
  transition: var(--transition-smooth);
}

.card-link:hover svg {
  transform: translateX(5px);
}

/* TECHNICAL RIGOR & COMPLIANCE TIER */
.compliance-tier {
  background-color: var(--color-obsidian);
  color: #FFFFFF;
}

.compliance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

@media (max-width: 992px) {
  .compliance-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
}

.compliance-info .section-title {
  color: #FFFFFF;
}

.compliance-info p {
  color: #B0B0B0;
  margin-bottom: 2.5rem;
}

.compliance-items {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.compliance-badge {
  display: flex;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border-dark);
}

.compliance-badge:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.badge-icon-box {
  width: 50px;
  height: 50px;
  background-color: var(--color-charcoal);
  border: 1px solid var(--color-brass);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.badge-icon-box svg {
  color: var(--color-brass);
}

.badge-content h4 {
  font-size: 1.25rem;
  color: #FFFFFF;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.badge-content p {
  font-size: 0.9rem;
  color: #A0A0A0;
}

/* CONSOLIDATED INSTITUTIONAL INFORMATION HUB */
.institutional-hub {
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border-light);
}

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

@media (max-width: 992px) {
  .hub-grid {
    grid-template-columns: 1fr;
  }
}

/* Left column (brass card) */
.hub-card-brass {
  background-color: var(--color-brass);
  color: #FFFFFF;
  padding: 4rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 400px;
  transition: var(--transition-smooth);
}

.hub-card-brass:hover {
  background-color: var(--color-brass-hover);
}

.hub-card-brass h3 {
  color: #FFFFFF;
  font-size: 2.5rem;
  text-transform: uppercase;
  margin-bottom: 2rem;
}

.hub-card-brass p {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  margin-bottom: 3rem;
  max-width: 450px;
}

.hub-card-brass .btn-white {
  align-self: flex-start;
}

/* Right column (charcoal card - Operational statistics & live index) */
.hub-card-charcoal {
  background-color: var(--color-charcoal);
  color: #FFFFFF;
  padding: 4rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 400px;
}

.hub-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border-dark);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
}

.hub-card-header h3 {
  color: #FFFFFF;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hub-card-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #00FF66;
}

.hub-card-status span {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: #00FF66;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 255, 102, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(0, 255, 102, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 255, 102, 0); }
}

.stats-ticker-box {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stat-label {
  font-size: 0.875rem;
  color: #A0A0A0;
  text-transform: uppercase;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  font-family: monospace;
}

.stat-value.up {
  color: #00FF66;
}

.stat-value.down {
  color: #FF3366;
}

.operational-showcase {
  margin-top: 3rem;
  border-top: 1px solid var(--color-border-dark);
  padding-top: 2rem;
}

.showcase-big-num {
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--color-brass-light);
  line-height: 1;
}

.showcase-subtext {
  font-size: 0.8rem;
  color: #888888;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
}

/* STRICT CORPORATE FOOTER */
.corporate-footer {
  background-color: #000000;
  color: #FFFFFF;
  padding: 6rem 0 3rem;
  border-top: 1px solid var(--color-border-dark);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 5rem;
}

@media (max-width: 992px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

@media (max-width: 576px) {
  .footer-top {
    grid-template-columns: 1fr;
  }
}

.footer-brand h2 {
  color: #FFFFFF;
  font-size: 1.5rem;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.footer-brand p {
  color: #888888;
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-col a {
  color: #888888;
  font-size: 0.875rem;
}

.footer-col a:hover {
  color: #FFFFFF;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

.footer-contact-item svg {
  color: var(--color-brass);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.footer-contact-item div p {
  color: #FFFFFF;
  font-size: 0.9rem;
  font-weight: 500;
}

.footer-contact-item div span {
  display: block;
  font-size: 0.8rem;
  color: #888888;
  margin-top: 0.25rem;
}

.footer-bottom {
  border-top: 1px solid var(--color-border-dark);
  padding-top: 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.compliance-statement-footer {
  font-size: 0.8rem;
  color: #666666;
  max-width: 700px;
  line-height: 1.5;
}

.copyright {
  font-size: 0.8rem;
  color: #666666;
  white-space: nowrap;
}

/* INTERACTIVE SUB-SECTIONS / TAB VIEW SYSTEM */
.subpage-container {
  display: none;
  background-color: var(--color-bg-white);
  min-height: calc(100vh - var(--header-height));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.subpage-container.active {
  display: block;
  opacity: 1;
}

.subpage-hero {
  background-color: var(--color-obsidian);
  color: #FFFFFF;
  padding: 6rem 0;
  border-bottom: 1px solid var(--color-border-dark);
}

.subpage-hero h1 {
  font-size: 3.5rem;
  color: #FFFFFF;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.subpage-hero p {
  color: #B0B0B0;
  font-size: 1.25rem;
  max-width: 800px;
}

.subpage-content {
  padding: 6rem 0;
}

/* SOLUTIONS/PRODUCTS TAB CONTENT DETAILS */
.solutions-list, .products-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}

.solution-item, .product-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  border-bottom: 1px solid var(--color-border-light);
  padding-bottom: 4rem;
}

.solution-item:last-child, .product-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.solution-img-box, .product-img-box {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border-light);
  height: 400px;
  overflow: hidden;
}

.solution-img-box img, .product-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.solution-details, .product-details {
  display: flex;
  flex-direction: column;
}

.solution-details h3, .product-details h3 {
  font-size: 2.25rem;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.solution-details p, .product-details p {
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.tech-spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

.tech-spec-table th, .tech-spec-table td {
  padding: 0.75rem 1rem;
  text-align: start;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9rem;
}

.tech-spec-table th {
  font-weight: 700;
  color: var(--color-text-dark);
  background-color: var(--color-bg-light);
  text-transform: uppercase;
}

.tech-spec-table td {
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .solution-item, .product-item {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .solution-img-box, .product-img-box {
    height: 300px;
  }
}

/* INTERACTIVE PROCUREMENT PORTAL DASHBOARD OVERLAY */
.portal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-obsidian);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  color: #FFFFFF;
}

.portal-overlay.open {
  transform: translateX(0);
}

.portal-header {
  height: var(--header-height);
  background-color: #000000;
  border-bottom: 1px solid var(--color-border-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4rem;
}

@media (max-width: 768px) {
  .portal-header {
    padding: 0 1.5rem;
  }
}

.portal-logo {
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  color: #FFFFFF;
}

.portal-logo span {
  color: var(--color-blue);
  font-weight: 400;
  margin-left: 0.5rem;
}

.portal-close-btn {
  background: transparent;
  border: 1px solid var(--color-border-dark);
  color: #FFFFFF;
  padding: 0.5rem 1.5rem;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.portal-close-btn:hover {
  background-color: #FFFFFF;
  color: #000000;
}

.portal-body-wrapper {
  display: grid;
  grid-template-columns: 280px 1fr;
  flex-grow: 1;
  overflow: hidden;
}

@media (max-width: 992px) {
  .portal-body-wrapper {
    grid-template-columns: 1fr;
  }
}

/* Sidebar navigation */
.portal-sidebar {
  background-color: #000000;
  border-right: 1px solid var(--color-border-dark);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (max-width: 992px) {
  .portal-sidebar {
    display: none; /* simple display select logic on mobile */
  }
}

.portal-menu-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background-color: transparent;
  border: 1px solid transparent;
  color: #A0A0A0;
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition: var(--transition-smooth);
}

.portal-menu-item:hover, .portal-menu-item.active {
  background-color: var(--color-charcoal);
  border-color: var(--color-border-dark);
  color: #FFFFFF;
}

.portal-menu-item.active {
  border-left: 3px solid var(--color-blue);
}

/* Portal Main View Area */
.portal-main-content {
  background-color: var(--color-obsidian);
  padding: 3rem 4rem;
  overflow-y: auto;
}

@media (max-width: 768px) {
  .portal-main-content {
    padding: 2rem 1.5rem;
  }
}

.portal-view-pane {
  display: none;
}

.portal-view-pane.active {
  display: block;
}

.portal-title-area {
  margin-bottom: 3rem;
  border-bottom: 1px solid var(--color-border-dark);
  padding-bottom: 1.5rem;
}

.portal-view-title {
  font-size: 2.25rem;
  color: #FFFFFF;
  text-transform: uppercase;
}

.portal-view-subtitle {
  font-size: 0.95rem;
  color: #888888;
  margin-top: 0.5rem;
}

/* Interactive Search Catalog System */
.search-filter-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (max-width: 768px) {
  .search-filter-row {
    grid-template-columns: 1fr;
  }
}

.portal-input, .portal-select {
  background-color: var(--color-charcoal);
  border: 1px solid var(--color-border-dark);
  color: #FFFFFF;
  padding: 1rem 1.5rem;
  font-size: 0.95rem;
  outline: none;
  font-family: var(--font-sans);
  transition: var(--transition-smooth);
  width: 100%;
}

.portal-input:focus, .portal-select:focus {
  border-color: var(--color-blue);
}

.catalog-table-container {
  overflow-x: auto;
  border: 1px solid var(--color-border-dark);
}

.catalog-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.catalog-table th, .catalog-table td {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--color-border-dark);
  font-size: 0.9rem;
}

.catalog-table th {
  background-color: #000000;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-brass-light);
  letter-spacing: 0.05em;
}

.catalog-table td {
  color: #E0E0E0;
}

.catalog-table tr:hover td {
  background-color: var(--color-charcoal);
}

.catalog-badge-stock {
  display: inline-flex;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 2px;
}

.catalog-badge-stock.in-stock {
  background-color: rgba(0, 255, 102, 0.15);
  color: #00FF66;
}

.catalog-badge-stock.low-stock {
  background-color: rgba(255, 153, 0, 0.15);
  color: #FF9900;
}

.catalog-badge-stock.out-stock {
  background-color: rgba(255, 51, 102, 0.15);
  color: #FF3366;
}

.btn-table-action {
  background-color: var(--color-blue);
  color: #FFFFFF;
  border: none;
  padding: 0.4rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: var(--transition-smooth);
}

.btn-table-action:hover {
  background-color: var(--color-blue-hover);
}

/* Interactive RFQ Form submission */
.rfq-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 800px;
}

@media (max-width: 768px) {
  .rfq-form-grid {
    grid-template-columns: 1fr;
  }
}

.rfq-field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.rfq-field.full-width {
  grid-column: span 2;
}

@media (max-width: 768px) {
  .rfq-field.full-width {
    grid-column: span 1;
  }
}

.rfq-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #A0A0A0;
}

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

.form-success-message {
  display: none;
  background-color: rgba(0, 255, 102, 0.15);
  border: 1px solid #00FF66;
  color: #00FF66;
  padding: 1.5rem;
  margin-bottom: 2rem;
  font-weight: 500;
  max-width: 800px;
}

/* Interactive Order Tracking Timeline */
.timeline {
  display: flex;
  flex-direction: column;
  position: relative;
  margin-top: 3rem;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0;
  width: 2px;
  height: 100%;
  background-color: var(--color-border-dark);
}

.timeline-item {
  display: flex;
  flex-direction: column;
  position: relative;
  margin-bottom: 3rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -2rem;
  top: 0.35rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--color-obsidian);
  border: 2px solid var(--color-border-dark);
  z-index: 2;
}

.timeline-item.completed .timeline-dot {
  background-color: var(--color-blue);
  border-color: var(--color-blue);
  box-shadow: 0 0 10px rgba(0, 102, 255, 0.5);
}

.timeline-item.active .timeline-dot {
  background-color: var(--color-brass);
  border-color: var(--color-brass);
  box-shadow: 0 0 10px rgba(164, 138, 100, 0.5);
}

.timeline-content {
  padding-left: 1rem;
}

.timeline-time {
  font-size: 0.8rem;
  color: #888888;
  font-family: monospace;
}

.timeline-header {
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #FFFFFF;
  margin: 0.25rem 0 0.5rem;
}

.timeline-desc {
  font-size: 0.9rem;
  color: #A0A0A0;
  line-height: 1.5;
}

.tracker-search-row {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 1.5rem;
  max-width: 600px;
  margin-bottom: 3rem;
}

/* PARTNER LOGOS SLIDER SYSTEM */
.partner-slider-section {
  padding: 6rem 0;
  background-color: var(--color-bg-white);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
  overflow: hidden;
  position: relative;
}

.partner-slider-title {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-brass);
  text-align: center;
  margin-bottom: 4rem;
}

.logo-slider {
  display: flex;
  overflow: hidden;
  position: relative;
  width: 100%;
  direction: ltr !important;
}

.logo-track {
  display: flex;
  flex-wrap: nowrap; /* Prevent wrap to force horizontal slider */
  width: max-content;
  gap: 6rem;
  align-items: center;
  animation: scrollLogos 40s linear infinite;
}

.logo-item {
  width: 320px;
  height: 180px; /* Fixed height for consistent sizing */
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-item img {
  height: 180px; /* Scale all images to exactly 180px high */
  width: auto;
  max-width: 100%;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.55;
  transition: var(--transition-smooth);
}

.logo-item img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

@keyframes scrollLogos {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}