/* ==========================================================================
   Dr. Malik — Component Architecture & Advanced Layouts
   Technology • Digital Business • Innovation • Ventures
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Header & Executive Navigation Bar
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(6, 8, 13, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
  transition: background var(--transition-normal), border-color var(--transition-normal);
}

.site-header.scrolled {
  background: rgba(6, 8, 13, 0.96);
  border-bottom-color: var(--border-medium);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: #ffffff;
  flex-shrink: 0;
}

.brand-img-logo {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-medium);
  box-shadow: 0 0 16px var(--accent-signal-glow);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  background: #000000;
}

.brand-logo:hover .brand-img-logo {
  transform: scale(1.05);
  border-color: var(--accent-signal);
  box-shadow: var(--shadow-signal);
}

.brand-title-main {
  font-family: var(--font-mono);
  line-height: 1.1;
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   Floating Language Switcher Widget
   -------------------------------------------------------------------------- */
.floating-lang-pill {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 99999;
  pointer-events: auto;
}

.floating-lang-pill .lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: rgba(11, 15, 25, 0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(224, 78, 38, 0.35);
  border-radius: var(--radius-full);
  padding: 4px 6px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.65), 0 0 20px rgba(224, 78, 38, 0.16);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.floating-lang-pill .lang-switcher:hover {
  border-color: rgba(224, 78, 38, 0.7);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.75), 0 0 28px rgba(224, 78, 38, 0.3);
  transform: translateY(-2px);
}

.lang-icon {
  color: var(--accent-signal);
  flex-shrink: 0;
  margin: 0 4px 0 6px;
}

.floating-lang-pill .lang-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  touch-action: manipulation;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
}

.floating-lang-pill .lang-btn:hover:not(.active) {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.floating-lang-pill .lang-btn.active {
  background: linear-gradient(135deg, #E04E26 0%, #F05A30 100%);
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(224, 78, 38, 0.5);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: color var(--transition-fast);
  border-bottom: 2px solid transparent;
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
  border-bottom-color: var(--accent-signal);
}

.nav-link svg {
  width: 12px;
  height: 12px;
  transition: transform var(--transition-fast);
}

.nav-item:hover .nav-link svg {
  transform: rotate(180deg);
}

/* Nav Dropdowns */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  min-width: 260px;
  opacity: 0;
  visibility: hidden;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-fast);
  z-index: 1010;
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-family: var(--font-sans);
  transition: all var(--transition-fast);
}

.dropdown-link:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--accent-signal);
  transform: translateX(3px);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}



/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-sm);
  line-height: 1;
  touch-action: manipulation;
}

/* --------------------------------------------------------------------------
   2. Homepage Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-height) + 2.5rem);
  padding-bottom: 3.75rem;
  overflow: hidden;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  background-position: center -1px;
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero-glow-orb {
  position: absolute;
  width: 650px;
  height: 650px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(224, 78, 38, 0.12) 0%, rgba(14, 165, 233, 0.06) 50%, transparent 70%);
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  filter: blur(90px);
  z-index: 1;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4.4rem);
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
  color: #ffffff;
}

.hero-title .highlight-orange {
  color: var(--accent-signal);
  position: relative;
  display: inline-block;
}

.hero-title .highlight-orange::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 4px;
  width: 100%;
  height: 3px;
  background: var(--accent-signal);
}

.hero-lede {
  font-size: clamp(1.05rem, 1.8vw, 1.18rem);
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.65;
  max-width: 660px;
}

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

/* Schematic FIG. 1 Box */
.schematic-box {
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  position: relative;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px);
}

.schematic-header {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.75rem;
}

.schematic-svg {
  width: 100%;
  height: auto;
  display: block;
}

/* --------------------------------------------------------------------------
   3. Core Expertise — 5 Main Pillars
   -------------------------------------------------------------------------- */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.expertise-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.expertise-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  transition: background var(--transition-fast);
}

.expertise-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-medium);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-md);
}

.expertise-card:hover::before {
  background: var(--accent-signal);
}

.expertise-card.featured::before {
  background: var(--accent-cyan);
}

.expertise-num {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-signal);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.expertise-card.featured .expertise-num {
  color: var(--accent-cyan-light);
}

.expertise-title {
  font-size: 1.35rem;
  margin-bottom: 0.85rem;
  color: #ffffff;
}

.expertise-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.65;
}

.capability-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
}

/* --------------------------------------------------------------------------
   4. Digital Business Ecosystem (Architecture Flow)
   -------------------------------------------------------------------------- */
.ecosystem-flow {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
  margin-top: 2.5rem;
}

.ecosystem-step {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 2rem;
  padding: 1.5rem 1.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  align-items: center;
  transition: all var(--transition-fast);
}

.ecosystem-step:hover {
  border-color: var(--accent-signal);
  background: var(--bg-card-hover);
  transform: translateX(4px);
}

.ecosystem-step-badge {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ecosystem-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-signal);
  box-shadow: 0 0 10px var(--accent-signal-glow);
}

.ecosystem-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.ecosystem-item-pill {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

/* --------------------------------------------------------------------------
   5. Ventures Section (Major Umbrella Portfolio)
   -------------------------------------------------------------------------- */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.5rem 1.15rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  touch-action: manipulation;
}

.filter-btn:hover, .filter-btn.active {
  background: var(--accent-signal);
  color: #ffffff;
  border-color: var(--accent-signal);
}

.venture-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.venture-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.venture-card:hover {
  border-color: var(--border-medium);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.venture-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.venture-brand-mark {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.venture-status-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-xs);
  letter-spacing: 0.06em;
}

.status-operating {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-launching {
  background: rgba(14, 165, 233, 0.12);
  color: #38bdf8;
  border: 1px solid rgba(14, 165, 233, 0.3);
}

.status-dev {
  background: rgba(245, 158, 11, 0.12);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-incubating {
  background: rgba(168, 85, 247, 0.12);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.3);
}

.venture-associated-brand {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-cyan-light);
  margin-bottom: 0.85rem;
  font-weight: 500;
}

.venture-industry {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-signal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.venture-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.venture-action-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #ffffff;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.venture-action-link:hover {
  color: var(--accent-signal);
  gap: 0.7rem;
}

/* --------------------------------------------------------------------------
   6. Innovation Section (Emerging Technologies Lab)
   -------------------------------------------------------------------------- */
.innovation-pipeline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem 2rem;
  margin-bottom: 3rem;
  overflow-x: auto;
}

.pipeline-node {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
}

.pipeline-node.active {
  color: var(--accent-cyan-light);
}

.pipeline-arrow {
  color: var(--text-muted);
  font-size: 0.85rem;
}

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

.innovation-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: all var(--transition-fast);
}

.innovation-card:hover {
  border-color: var(--border-cyan);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
}

.innovation-tech-name {
  font-size: 1.15rem;
  color: #ffffff;
  margin-bottom: 0.6rem;
}

.innovation-status {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-xs);
  background: rgba(14, 165, 233, 0.1);
  color: var(--accent-cyan-light);
  border: 1px solid rgba(14, 165, 233, 0.25);
  margin-bottom: 1rem;
}

/* --------------------------------------------------------------------------
   7. Selected Projects / Case Studies
   -------------------------------------------------------------------------- */
.case-study-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.case-study-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.case-study-card:hover {
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
}

.case-matrix {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.25rem;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.matrix-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 1rem;
  font-size: 0.92rem;
}

.matrix-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-signal);
}

.matrix-val {
  color: var(--text-primary);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   8. Executive Insights Publication
   -------------------------------------------------------------------------- */
.insights-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}

.insights-search {
  flex-grow: 1;
  max-width: 380px;
  position: relative;
}

.insights-search input {
  width: 100%;
  padding: 0.65rem 1rem 0.65rem 2.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

.insights-search svg {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

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

.insight-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.insight-card:hover {
  border-color: var(--border-medium);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
}

.insight-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
}

.insight-cat {
  color: var(--accent-cyan-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.insight-title {
  font-size: 1.15rem;
  color: #ffffff;
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.insight-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* --------------------------------------------------------------------------
   9. About Dr. Malik (Executive Profile)
   -------------------------------------------------------------------------- */
.about-box {
  background: linear-gradient(135deg, rgba(11, 15, 25, 0.95) 0%, rgba(22, 30, 48, 0.85) 100%);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: start;
  position: relative;
  overflow: hidden;
}

.about-heading {
  font-size: clamp(1.85rem, 3.5vw, 2.4rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.025em;
  margin-bottom: 0.85rem;
  color: #ffffff;
}

.about-tagline {
  color: var(--accent-signal);
  font-family: var(--font-mono);
  font-size: clamp(0.8rem, 2vw, 0.92rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.about-desc {
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 1.15rem;
}

.about-desc:last-of-type {
  margin-bottom: 0;
}

.about-foundations-wrap {
  width: 100%;
}

.about-foundations-title {
  color: #ffffff;
  margin-bottom: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.about-competencies {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.competency-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.85rem 0.95rem;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.45;
  color: #ffffff;
  transition: all var(--transition-fast);
}

.competency-item:hover {
  border-color: var(--border-medium);
  background: rgba(224, 78, 38, 0.06);
}

.competency-item::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--accent-signal);
  margin-top: 0.35rem;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   10. Contact Section
   -------------------------------------------------------------------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
}

.contact-info dl {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.contact-info dt {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.contact-info dd {
  font-size: 1rem;
  color: #ffffff;
  font-weight: 500;
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

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

.form-group {
  margin-bottom: 1rem;
}

.form-group.full {
  grid-column: span 2;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 16px; /* Prevents auto-zoom on iOS */
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-signal);
  box-shadow: 0 0 12px var(--accent-signal-glow);
  background: rgba(11, 15, 25, 0.95);
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

.form-consent {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.form-consent input {
  margin-top: 0.25rem;
  flex-shrink: 0;
}

.form-feedback {
  margin-top: 1rem;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  display: none;
}

.form-feedback.success {
  display: block;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
}

.form-feedback.error {
  display: block;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

/* --------------------------------------------------------------------------
   11. Executive Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: #030508;
  border-top: 1px solid var(--border-subtle);
  padding: 3.5rem 0 2rem 0;
  position: relative;
  z-index: 2;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1.2fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.92rem;
  max-width: 320px;
  color: var(--text-secondary);
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-link {
  color: var(--text-secondary);
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-signal);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   12. Responsive Media Queries & Mobile Navigation
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  :root {
    --header-height: 72px;
  }

  .site-header {
    height: 72px;
  }

  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-sm);
    color: #ffffff;
    font-size: 1.4rem;
    cursor: pointer;
    line-height: 1;
    transition: all var(--transition-fast);
  }

  .mobile-toggle:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent-signal);
  }

  .site-nav {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    height: calc(100vh - 72px);
    height: calc(100dvh - 72px);
    background: rgba(6, 8, 13, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.28s ease, visibility 0.28s ease;
    z-index: 999;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 1.25rem 1.5rem 3.5rem 1.5rem;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
  }

  .site-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-menu {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 0;
    padding: 0;
  }

  .nav-item {
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    padding: 0.2rem 0;
  }

  .nav-link {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.05rem;
    font-weight: 600;
    color: #F8FAFC;
    padding: 0.85rem 0.5rem;
    border-bottom: none;
    border-radius: var(--radius-xs);
  }

  .nav-link:hover, .nav-link.active {
    color: var(--accent-signal);
    background: rgba(224, 78, 38, 0.08);
  }

  .nav-link svg {
    width: 14px;
    height: 14px;
    transition: transform var(--transition-fast);
  }

  .nav-item.dropdown-open .nav-link svg {
    transform: rotate(180deg);
  }

  .nav-dropdown {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    display: none;
    background: rgba(11, 15, 25, 0.8);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.5rem;
    margin: 0.25rem 0 0.75rem 0.5rem;
    box-shadow: none;
    min-width: unset;
  }

  .nav-item.dropdown-open .nav-dropdown {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
  }

  .dropdown-link {
    padding: 0.65rem 0.85rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-radius: var(--radius-xs);
  }

  .dropdown-link:hover {
    color: var(--accent-cyan-light);
    background: rgba(14, 165, 233, 0.08);
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.75rem;
  }
  .expertise-grid, .venture-grid, .insights-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .innovation-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 3rem;
  }
  .about-box {
    grid-template-columns: 1fr;
    padding: 2.25rem;
    gap: 2.25rem;
  }
}

@media (max-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .expertise-grid, .venture-grid, .insights-grid, .case-study-grid, .contact-layout {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  .hero-grid {
    gap: 2.25rem;
  }
  .hero-title {
    font-size: clamp(1.85rem, 6.2vw, 2.5rem);
  }
  .schematic-box {
    padding: 1.25rem 0.95rem;
    border-radius: var(--radius-md);
  }
  .schematic-header {
    font-size: 0.65rem;
    margin-bottom: 0.85rem;
    padding-bottom: 0.5rem;
  }
  .expertise-card {
    padding: 1.5rem 1.25rem;
    border-radius: var(--radius-md);
  }
  .case-study-card {
    padding: 1.5rem 1.25rem;
    border-radius: var(--radius-md);
  }
  .case-matrix {
    padding: 1rem 0.95rem;
    gap: 0.85rem;
  }
  .matrix-row {
    grid-template-columns: 100px 1fr;
    gap: 0.75rem;
  }
  .about-box {
    padding: 1.75rem 1.25rem;
    gap: 1.75rem;
    border-radius: var(--radius-lg);
  }
  .about-competencies {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.6rem;
  }
  .competency-item {
    padding: 0.75rem 0.85rem;
    font-size: 0.78rem;
  }
  .innovation-grid {
    grid-template-columns: 1fr;
  }
  .ecosystem-step {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .contact-form {
    padding: 1.6rem 1.25rem;
    border-radius: var(--radius-lg);
  }
  .form-grid {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
  .form-group.full {
    grid-column: span 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.25rem;
    margin-bottom: 2rem;
  }
}

@media (max-width: 600px) {
  .matrix-row {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
  }
  .matrix-label {
    font-size: 0.7rem;
  }
  .matrix-val {
    font-size: 0.9rem;
    line-height: 1.55;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
    min-height: 48px;
  }
}

@media (max-width: 520px) {
  .about-box {
    padding: 1.4rem 1rem;
    gap: 1.35rem;
  }
  .about-competencies {
    grid-template-columns: 1fr;
    gap: 0.55rem;
  }
  .competency-item {
    padding: 0.75rem 0.85rem;
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  :root {
    --header-height: 64px;
  }
  .site-header {
    height: 64px;
  }
  .site-nav {
    top: 64px;
    height: calc(100vh - 64px);
    height: calc(100dvh - 64px);
    padding: 1rem 1.15rem 3.5rem 1.15rem;
  }
  .brand-logo {
    gap: 0.6rem;
  }
  .brand-img-logo {
    width: 32px;
    height: 32px;
  }
  .brand-title-main {
    font-size: 0.82rem;
    letter-spacing: 0.05em;
  }
  .brand-title-sub {
    font-size: 0.55rem;
  }
  .floating-lang-pill {
    bottom: 1.15rem;
    right: 1.15rem;
  }
  .floating-lang-pill .lang-btn {
    padding: 0.28rem 0.55rem;
    font-size: 0.72rem;
    min-height: 28px;
  }
  .mobile-toggle {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
  }
  .schematic-box {
    padding: 0.95rem 0.65rem;
  }
  .schematic-header {
    font-size: 0.6rem;
  }
  .expertise-card {
    padding: 1.25rem 1rem;
  }
  .case-study-card {
    padding: 1.25rem 1rem;
  }
  .case-matrix {
    padding: 0.85rem 0.75rem;
  }
  .contact-form {
    padding: 1.25rem 0.95rem;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
  }
}