/* ==========================================================================
   PROLINE ENERGY RESOURCES INC. - MODERN DESIGN SYSTEM
   100% HostGator Compatible - Pure Vanilla CSS3 with Custom Properties
   ========================================================================== */

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

:root {
  /* Color Palette */
  --color-primary: #f28522;
  --color-primary-light: #ff9b42;
  --color-primary-dark: #d66c0d;
  --color-primary-glow: rgba(242, 133, 34, 0.35);

  --color-dark-bg: #070d14;
  --color-dark-surface: #0e1724;
  --color-dark-elevated: #162234;
  --color-dark-border: rgba(255, 255, 255, 0.08);

  --color-light-bg: #f8fafc;
  --color-light-surface: #ffffff;
  --color-light-border: #e2e8f0;

  --color-text-light: #ffffff;
  --color-text-muted: #94a3b8;
  --color-text-dark: #0f172a;
  --color-text-dark-muted: #64748b;

  --color-accent-green: #10b981;
  --color-accent-red: #ef4444;
  --color-accent-blue: #38bdf8;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', 'Plus Jakarta Sans', sans-serif;

  /* Elevation & Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 0 30px var(--color-primary-glow);
  --shadow-card: 0 10px 30px -5px rgba(10, 16, 26, 0.08);

  /* Glassmorphism */
  --glass-bg: rgba(14, 23, 36, 0.75);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-blur: blur(16px);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);

  /* Spacing & Layout */
  --container-max: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-light-bg);
  color: var(--color-text-dark);
  line-height: 1.65;
  overflow-x: hidden;
}

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

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

button, input, textarea, select {
  font: inherit;
}

/* ==========================================================================
   TOP COMMODITIES & MARKET RIBBON
   ========================================================================== */
.market-ribbon {
  background: #05080d;
  color: var(--color-text-light);
  font-size: 0.8125rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  z-index: 1001;
  height: 38px;
  display: flex;
  align-items: center;
}

.market-ribbon-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.market-items {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}

.market-items::-webkit-scrollbar {
  display: none;
}

.market-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.market-label {
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.market-price {
  font-weight: 700;
  color: #fff;
  font-family: var(--font-heading);
}

.market-change {
  font-size: 0.75rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  padding: 1px 6px;
  border-radius: 4px;
}

.market-change.positive {
  color: var(--color-accent-green);
  background: rgba(16, 185, 129, 0.12);
}

.market-change.negative {
  color: var(--color-accent-red);
  background: rgba(239, 68, 68, 0.12);
}

.market-ribbon-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.8125rem;
}

.market-phone {
  color: var(--color-primary-light);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: opacity var(--transition-fast);
}

.market-phone:hover {
  opacity: 0.85;
}

.market-location-badge {
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
}

/* ==========================================================================
   MODERN FLOATING NAVIGATION HEADER
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7, 13, 20, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  background: rgba(5, 9, 15, 0.98);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.navbar-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand-logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo-img {
  height: 58px;
  width: auto;
  max-width: 240px;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.brand-logo-link:hover .brand-logo-img {
  transform: scale(1.02);
}

/* Desktop Navigation Menu */
.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 0.5rem;
}

.nav-link {
  color: #e2e8f0;
  font-size: 0.925rem;
  font-weight: 500;
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
  color: var(--color-primary);
  background: rgba(242, 133, 34, 0.08);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-portal {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 14px var(--color-primary-glow);
  transition: all var(--transition-fast);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-portal:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(242, 133, 34, 0.5);
  color: #fff;
}

/* Mobile Menu Toggle */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: #ffffff;
  font-size: 1.4rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.mobile-nav-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Mobile Drawer Overlay */
.mobile-drawer {
  position: fixed;
  inset: 0;
  background: rgba(5, 9, 15, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  padding: 2rem 1.5rem;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-drawer-close {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  font-size: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mobile-drawer-close:hover {
  background: var(--color-primary);
}

.mobile-drawer-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: auto;
}

.mobile-drawer-link {
  font-size: 1.25rem;
  font-weight: 600;
  color: #e2e8f0;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-drawer-link:hover {
  color: var(--color-primary);
  padding-left: 0.5rem;
}

.mobile-drawer-footer {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ==========================================================================
   HERO CINEMATIC SHOWCASE & SLIDER
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 88vh;
  background: var(--color-dark-bg);
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-slider-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease-in-out, transform 8s ease-out;
  transform: scale(1.05);
}

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

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(7, 13, 20, 0.75) 0%,
    rgba(7, 13, 20, 0.6) 45%,
    rgba(7, 13, 20, 0.95) 100%
  );
  z-index: 2;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(242, 133, 34, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  z-index: 2;
  opacity: 0.6;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 5rem 1.5rem;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(242, 133, 34, 0.15);
  border: 1px solid rgba(242, 133, 34, 0.35);
  border-radius: var(--radius-full);
  color: var(--color-primary-light);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.hero-badge-pulse {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-primary);
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(242, 133, 34, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(242, 133, 34, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(242, 133, 34, 0); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  max-width: 900px;
  color: #ffffff;
}

.hero-title .text-gradient {
  background: linear-gradient(135deg, #ffffff 30%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: #cbd5e1;
  max-width: 720px;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #ffffff;
  box-shadow: 0 8px 24px var(--color-primary-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(242, 133, 34, 0.45);
  color: #fff;
}

.btn-glass {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(12px);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-3px);
  color: #ffffff;
}

/* Hero Operational Clocks & Weather Floating Ribbon */
.hero-hub-ribbon {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
  max-width: 1000px;
}

.hub-card {
  background: rgba(14, 23, 36, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  transition: all var(--transition-fast);
}

.hub-card:hover {
  background: rgba(14, 23, 36, 0.85);
  border-color: rgba(242, 133, 34, 0.4);
  transform: translateY(-2px);
}

.hub-info {
  display: flex;
  flex-direction: column;
}

.hub-name {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hub-time {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
}

.hub-weather {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-light);
}

/* Slider Controls Indicators */
.hero-slider-dots {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  z-index: 10;
  display: flex;
  gap: 0.6rem;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
}

.slider-dot.active {
  width: 32px;
  border-radius: 6px;
  background: var(--color-primary);
  box-shadow: 0 0 12px var(--color-primary);
}

/* ==========================================================================
   METRICS & STATS SECTION
   ========================================================================== */
.stats-section {
  background: var(--color-dark-surface);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 3rem 1.5rem;
  position: relative;
  z-index: 5;
}

.stats-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stat-card {
  text-align: center;
  padding: 1.5rem;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-card:last-child {
  border-right: none;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 3.5vw, 3.25rem);
  font-weight: 800;
  color: var(--color-primary-light);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.925rem;
  color: #94a3b8;
  font-weight: 500;
  line-height: 1.4;
}

/* ==========================================================================
   SECTION COMMON STYLES
   ========================================================================== */
.section {
  padding: 6rem 1.5rem;
  position: relative;
}

.section-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 4rem auto;
}

.section-tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  background: rgba(242, 133, 34, 0.08);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 800;
  color: var(--color-text-dark);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-dark-muted);
  line-height: 1.6;
}

/* ==========================================================================
   ABOUT / WHO WE ARE SECTION
   ========================================================================== */
.about-overview-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-light-border);
  padding: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 4rem;
  position: relative;
  overflow: hidden;
}

.about-overview-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
}

.about-headline {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  font-weight: 700;
  color: var(--color-text-dark);
  line-height: 1.45;
  margin-bottom: 1.5rem;
}

.about-lead-text {
  font-size: 1.125rem;
  color: var(--color-text-dark-muted);
  line-height: 1.8;
}

/* Strategic Pillars Grid (Vision, Mission, Strategy) */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.pillar-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  border: 1px solid var(--color-light-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.pillar-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

.pillar-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(242, 133, 34, 0.3);
}

.pillar-card:hover::before {
  transform: scaleX(1);
}

.pillar-icon-box {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(242, 133, 34, 0.12), rgba(242, 133, 34, 0.04));
  border: 1px solid rgba(242, 133, 34, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1.75rem;
  margin-bottom: 1.75rem;
  transition: all var(--transition-normal);
}

.pillar-card:hover .pillar-icon-box {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #ffffff;
  transform: scale(1.08) rotate(4deg);
  box-shadow: 0 8px 20px var(--color-primary-glow);
}

.pillar-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 1rem;
}

.pillar-text {
  color: var(--color-text-dark-muted);
  font-size: 1rem;
  line-height: 1.7;
}

.pillar-highlight {
  color: var(--color-primary-dark);
  font-weight: 600;
}

/* ==========================================================================
   STRATEGIC BASINS & OPERATIONS SHOWCASE
   ========================================================================== */
.operations-section {
  background: #09101a;
  color: #ffffff;
  padding: 6.5rem 1.5rem;
}

.operations-section .section-title {
  color: #ffffff;
}

.operations-section .section-subtitle {
  color: #94a3b8;
}

.basins-tabs-nav {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.basin-tab-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #cbd5e1;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.basin-tab-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.basin-tab-btn.active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #ffffff;
  border-color: var(--color-primary);
  box-shadow: 0 4px 18px var(--color-primary-glow);
}

.basin-tab-content {
  display: none;
  animation: fadeIn 0.5s ease-out;
}

.basin-tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.basin-display-card {
  background: var(--color-dark-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.basin-media {
  position: relative;
  min-height: 400px;
  background: #000;
  overflow: hidden;
}

.basin-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.basin-display-card:hover .basin-media img {
  transform: scale(1.04);
}

.basin-details {
  padding: clamp(2rem, 4vw, 3.5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.basin-tag {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.basin-name {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.basin-desc {
  color: #94a3b8;
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.basin-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.75rem;
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-title {
  font-size: 0.75rem;
  color: #64748b;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.spec-val {
  font-size: 1rem;
  font-weight: 700;
  color: #f1f5f9;
}

/* ==========================================================================
   TECHNICAL EXCELLENCE & CAPABILITIES
   ========================================================================== */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.capability-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-light-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.capability-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(242, 133, 34, 0.35);
}

.capability-img-wrapper {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.capability-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.capability-body {
  padding: 2rem;
}

.capability-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 0.75rem;
}

.capability-desc {
  color: var(--color-text-dark-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ==========================================================================
   OWNER & INVESTOR RELATIONS PORTAL BANNER
   ========================================================================== */
.portal-banner {
  background: linear-gradient(135deg, #0e1724 0%, #162438 100%);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: clamp(2.5rem, 5vw, 4.5rem);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  overflow: hidden;
  color: #ffffff;
}

.portal-banner::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
  pointer-events: none;
}

.portal-title {
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 3.2vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.portal-desc {
  font-size: 1.1rem;
  color: #94a3b8;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.portal-links-box {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
}

.portal-link-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  color: #f8fafc;
  font-weight: 600;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.portal-link-item:hover {
  background: rgba(242, 133, 34, 0.15);
  border-color: rgba(242, 133, 34, 0.35);
  color: #ffffff;
  transform: translateX(4px);
}

/* ==========================================================================
   MODERN EXECUTIVE FOOTER
   ========================================================================== */
.site-footer {
  background: #04080d;
  color: #94a3b8;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 5rem;
  padding-bottom: 2.5rem;
  font-size: 0.925rem;
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand-logo {
  height: 62px;
  width: auto;
  max-width: 240px;
  object-fit: contain;
  margin-bottom: 1.25rem;
}

.footer-bio {
  color: #64748b;
  line-height: 1.7;
  margin-bottom: 1.75rem;
}

.footer-social-links {
  display: flex;
  gap: 0.75rem;
}

.social-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #cbd5e1;
  transition: all var(--transition-fast);
}

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

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-link {
  color: #94a3b8;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.footer-link:hover {
  color: var(--color-primary-light);
  transform: translateX(3px);
}

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

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  color: #94a3b8;
  line-height: 1.5;
}

.footer-contact-item i {
  color: var(--color-primary);
  margin-top: 0.2rem;
  font-size: 1.1rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: #64748b;
}

/* ==========================================================================
   INNER PAGES STYLES (ABOUT US, CONTACT, OPERATIONS)
   ========================================================================== */
.page-hero {
  background: linear-gradient(135deg, #070d14 0%, #0f1927 100%);
  color: #ffffff;
  padding: 5rem 1.5rem 4rem 1.5rem;
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.page-hero-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

.page-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-primary-light);
  margin-bottom: 1rem;
}

.page-breadcrumbs a {
  color: var(--color-text-muted);
}

.page-breadcrumbs a:hover {
  color: #ffffff;
}

.page-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4vw, 3.25rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.page-subtitle {
  font-size: 1.2rem;
  color: #94a3b8;
  max-width: 700px;
  line-height: 1.6;
}

/* Contact Grid & Cards */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
}

.contact-cards-stack {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contact-info-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--color-light-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  transition: all var(--transition-fast);
}

.contact-info-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(242, 133, 34, 0.3);
}

.contact-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(242, 133, 34, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.contact-card-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 0.5rem;
}

.contact-card-text {
  color: var(--color-text-dark-muted);
  font-size: 1rem;
  line-height: 1.6;
}

.emergency-alert-card {
  background: #fff5f5;
  border: 1px solid #fed7d7;
  border-left: 4px solid var(--color-accent-red);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-top: 0.5rem;
}

.emergency-alert-card strong {
  color: #c53030;
}

.map-embed-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-light-border);
  margin-top: 2rem;
  height: 320px;
}

.map-embed-wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.contact-side-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-light-border);
  height: fit-content;
}

.contact-side-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
}

.contact-side-body {
  padding: 2rem;
}

/* Document Center / Portal Styles */
.portal-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2.5rem;
  align-items: flex-start;
}

.portal-sidebar {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--color-light-border);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 90px;
}

.portal-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.portal-nav-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  color: #475569;
  transition: all var(--transition-fast);
}

.portal-nav-item:hover {
  background: #f1f5f9;
  color: var(--color-primary-dark);
}

.portal-nav-item.active {
  background: rgba(242, 133, 34, 0.12);
  color: var(--color-primary-dark);
}

.doc-card-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.doc-download-item {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--color-light-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  transition: all var(--transition-fast);
}

.doc-download-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: rgba(242, 133, 34, 0.4);
}

.doc-item-title {
  font-weight: 600;
  color: var(--color-text-dark);
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.doc-pdf-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: #fee2e2;
  color: #dc2626;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

/* Modern Form Controls */
.modern-form-group {
  margin-bottom: 1.5rem;
}

.modern-form-label {
  display: block;
  font-weight: 600;
  font-size: 0.925rem;
  color: var(--color-text-dark);
  margin-bottom: 0.45rem;
}

.modern-form-control {
  width: 100%;
  padding: 0.85rem 1.15rem;
  border: 1px solid var(--color-light-border);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--color-text-dark);
  background: #ffffff;
  transition: all var(--transition-fast);
}

.modern-form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.job-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  border: 1px solid var(--color-light-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  transition: all var(--transition-fast);
  margin-bottom: 1.25rem;
}

.job-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(242, 133, 34, 0.4);
}

/* Modern FAQ Accordion */
.faq-stack {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-light-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-card[open] {
  border-color: rgba(242, 133, 34, 0.4);
  box-shadow: var(--shadow-md);
}

.faq-card summary {
  padding: 1.5rem 2rem;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  list-style: none;
  user-select: none;
}

.faq-card summary::-webkit-details-marker {
  display: none;
}

.faq-icon-arrow {
  color: var(--color-primary);
  font-size: 0.95rem;
  transition: transform var(--transition-fast);
}

.faq-card[open] .faq-icon-arrow {
  transform: rotate(180deg);
}

.faq-content {
  padding: 0 2rem 1.75rem 2rem;
  color: var(--color-text-dark-muted);
  font-size: 1.05rem;
  line-height: 1.75;
  border-top: 1px solid #f1f5f9;
  padding-top: 1.25rem;
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLET & MOBILE)
   ========================================================================== */
@media (max-width: 1024px) {

  .job-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .portal-layout {
    grid-template-columns: 1fr;
  }
  .portal-sidebar {
    position: static;
  }

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

  .nav-menu, .nav-actions {
    display: none;
  }

  .mobile-nav-toggle {
    display: block;
  }

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

  .stat-card:nth-child(2) {
    border-right: none;
  }

  .stat-card:nth-child(3) {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  .stat-card:nth-child(4) {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  .pillars-grid, .capabilities-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin: 0 auto;
  }

  .basin-display-card {
    grid-template-columns: 1fr;
  }

  .basin-media {
    min-height: 300px;
  }

  .portal-banner {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .market-ribbon-right {
    display: none;
  }

  .hero-content {
    padding: 3.5rem 1.25rem;
  }

  .hero-cta-group {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

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

  .stat-card {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .stat-card:last-child {
    border-bottom: none;
  }

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}