/* ==========================================================================
   LIT VENTURES - Modern Architectural Venture Capital & IP Website
   Clean Vanilla CSS Design System
   ========================================================================== */

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Colors */
  --bg-dark: #080C10;
  --bg-dark-surface: #0E131A;
  --bg-dark-card: rgba(255, 255, 255, 0.04);
  --bg-light: #FFFFFF;
  --bg-light-alt: #F8F9FA;
  --bg-light-subtle: #F3F4F6;
  
  --text-dark-primary: #0F172A;
  --text-dark-secondary: #475569;
  --text-dark-muted: #64748B;
  
  --text-light-primary: #F8FAFC;
  --text-light-secondary: #94A3B8;
  --text-light-muted: #64748B;

  --accent-orange: #FF5520;
  --accent-orange-hover: #E04412;
  --accent-orange-subtle: rgba(255, 85, 32, 0.12);
  --accent-cyan: #00E5FF;
  
  --border-light: #E2E8F0;
  --border-light-soft: #EEF2F6;
  --border-dark: rgba(255, 255, 255, 0.12);
  --border-dark-subtle: rgba(255, 255, 255, 0.08);

  /* Typography */
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Spacing */
  --container-max-w: 1200px;
  --section-padding-y: 100px;
  --section-padding-y-sm: 65px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 9999px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
  --shadow-dark-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
}

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

html {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark-primary);
  background-color: var(--bg-light);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  width: 100%;
}

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

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

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

button {
  background: none;
  border: none;
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

/* --- Layout Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--container-max-w);
  margin-left: auto;
  margin-right: auto;
  padding-left: 32px;
  padding-right: 32px;
}

.section {
  padding-top: var(--section-padding-y);
  padding-bottom: var(--section-padding-y);
  position: relative;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dark-primary);
  margin-bottom: 24px;
}

.section-eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--accent-orange);
}

.section-eyebrow.light {
  color: var(--text-light-primary);
}

.dot-accent {
  color: var(--accent-orange);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 11px 22px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-white {
  background-color: #FFFFFF;
  color: #0A0F14;
  border: 1px solid #FFFFFF;
}

.btn-white:hover {
  background-color: #F1F5F9;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.2);
}

.btn-outline-white {
  background-color: rgba(255, 255, 255, 0.04);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(8px);
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-primary-orange {
  background-color: var(--accent-orange);
  color: #FFFFFF;
  border: 1px solid var(--accent-orange);
}

.btn-primary-orange:hover {
  background-color: var(--accent-orange-hover);
  border-color: var(--accent-orange-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(255, 85, 32, 0.3);
}

.btn-arrow-icon {
  font-size: 0.95rem;
  line-height: 1;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow-icon {
  transform: translate(2px, -2px);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-top: 24px;
  transition: gap var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
}

.link-arrow:hover {
  color: var(--accent-orange-hover);
  gap: 12px;
}

.link-arrow .arrow {
  transition: transform var(--transition-fast);
}

.link-arrow:hover .arrow {
  transform: translateX(4px);
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 22px 0;
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  padding: 12px 0;
  background-color: rgba(8, 12, 16, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.site-logo-img:hover {
  opacity: 0.9;
  transform: scale(1.02);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.78);
  transition: color var(--transition-fast);
  position: relative;
  padding: 4px 0;
}

.nav-link:hover,
.nav-link.active {
  color: #FFFFFF;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 1px;
  background-color: var(--accent-orange);
  transition: width var(--transition-fast);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
  z-index: 1001;
}

.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: #FFFFFF;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-menu-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--bg-dark);
  background-image: url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  color: #FFFFFF;
  padding-top: 140px;
  padding-bottom: 90px;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    rgba(8, 12, 16, 0.95) 0%,
    rgba(8, 12, 16, 0.85) 45%,
    rgba(8, 12, 16, 0.4) 80%,
    rgba(8, 12, 16, 0.2) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.hero-title {
  font-size: clamp(1.85rem, 5.5vw, 4.25rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: #FFFFFF;
  margin-bottom: 28px;
  word-break: break-word;
  overflow-wrap: break-word;
}

.hero-description {
  font-size: clamp(1rem, 1.3vw, 1.1875rem);
  font-weight: 400;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 40px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* ==========================================================================
   THE LIT PERSPECTIVE SECTION
   ========================================================================== */
.perspective-section {
  background-color: var(--bg-light);
}

.perspective-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: stretch;
}

.perspective-text {
  max-width: 500px;
}

.perspective-heading {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.025em;
  color: var(--text-dark-primary);
  margin-bottom: 24px;
}

.perspective-desc {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-dark-secondary);
  margin-bottom: 0;
}

.perspective-image-wrap {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background-color: #E2E8F0;
  aspect-ratio: 4 / 3;
}

.perspective-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.perspective-image-wrap:hover .perspective-image {
  transform: scale(1.03);
}

/* 3-Photo Stack */
.perspective-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  height: 100%;
}

.perspective-card {
  position: relative;
  flex: 1 1 0;
  min-height: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: #080C10;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.perspective-card:hover {
  transform: translateY(-3px) scale(1.01);
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 85, 32, 0.4);
}

.perspective-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.perspective-card:hover .perspective-card-img {
  transform: scale(1.05);
}

.perspective-img-bloomberg {
  object-position: center 49%;
}

.perspective-img-wef {
  object-position: center 36%;
}

.perspective-img-mit {
  object-position: center 36%;
}

.perspective-card-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    180deg,
    rgba(8, 12, 16, 0.04) 0%,
    rgba(8, 12, 16, 0.22) 40%,
    rgba(8, 12, 16, 0.76) 100%
  );
  transition: opacity var(--transition-fast);
}

.perspective-card:hover .perspective-card-overlay {
  opacity: 0.85;
}

.perspective-card-badge {
  position: absolute;
  bottom: 12px;
  left: 14px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  background: rgba(8, 12, 16, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-pill);
  color: var(--text-light-primary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: background var(--transition-fast), border-color var(--transition-fast);
  user-select: none;
}

.perspective-card:hover .perspective-card-badge {
  background: rgba(8, 12, 16, 0.92);
  border-color: rgba(255, 255, 255, 0.35);
}

.perspective-card-badge .badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-orange);
  box-shadow: 0 0 6px var(--accent-orange);
  flex-shrink: 0;
}

/* ==========================================================================
   OUR ADVANTAGE / WHAT WE DO SECTION
   ========================================================================== */
.advantage-section {
  background-color: var(--bg-light);
  border-top: 1px solid var(--border-light);
  padding-top: var(--section-padding-y-sm);
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 36px;
  margin-top: 16px;
}

.advantage-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding-right: 16px;
  position: relative;
}

.advantage-icon-box {
  width: 40px;
  height: 40px;
  margin-bottom: 28px;
  color: #111827;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.advantage-icon-box svg {
  width: 32px;
  height: 32px;
  stroke: #111827;
  stroke-width: 1.5;
  fill: none;
}

.advantage-number-title {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dark-primary);
  margin-bottom: 14px;
}

.advantage-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-dark-secondary);
}

/* ==========================================================================
   COMPANIES USING THE LIT IP ECOSYSTEM (PORTFOLIO & NEWS)
   ========================================================================== */
.portfolio-section {
  background-color: var(--bg-light);
  border-top: 1px solid var(--border-light);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-auto-rows: 1fr;
  gap: 48px;
  margin-top: 20px;
}

.portfolio-card {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 28px;
  align-items: stretch;
  background-color: #FFFFFF;
  height: 100%;
}

.portfolio-card-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0;
  height: 100%;
}

.portfolio-brand-logo {
  margin-bottom: 16px;
  height: 32px;
  display: flex;
  align-items: center;
}

.oyo-brand-text {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: #EE2E24;
  line-height: 1;
}

.unikey-brand-text {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #0F172A;
  line-height: 1;
}

.bryj-brand-text {
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #0F172A;
  line-height: 1;
}

.sourcetrace-brand-text {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #15803D;
  line-height: 1;
}

.portfolio-card-headline {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-dark-primary);
  margin-bottom: 12px;
}

.portfolio-card-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-dark-secondary);
  margin-bottom: 16px;
}

.portfolio-card-content .link-arrow {
  margin-top: auto;
  padding-top: 8px;
}

.portfolio-quote-snippet {
  font-size: 0.8125rem;
  font-style: italic;
  line-height: 1.5;
  color: var(--text-dark-muted);
  border-left: 2px solid var(--accent-orange);
  padding-left: 10px;
  margin-top: 10px;
  margin-bottom: 4px;
}

.portfolio-card-img-wrap {
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background-color: #E2E8F0;
  height: 100%;
  min-height: 280px;
  position: relative;
}

.portfolio-card-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-slow);
}

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

/* ==========================================================================
   FOUNDER SPOTLIGHT SECTION
   ========================================================================== */
.founder-section {
  background-color: var(--bg-light-alt);
  border-top: 1px solid var(--border-light);
}

.founder-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.3fr;
  gap: 64px;
  align-items: center;
  margin-top: 20px;
}

.founder-photo-wrap {
  position: relative;
}

.founder-photo-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  background-color: #FFFFFF;
}

.founder-photo {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center center;
  display: block;
}

.founder-badge-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: #090D12;
  color: #FFFFFF;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-lg);
}

.founder-badge-title {
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-bottom: 2px;
}

.founder-badge-sub {
  font-size: 0.8125rem;
  font-weight: 600;
  color: #F8FAFC;
}

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

.founder-name {
  font-size: clamp(1.75rem, 3vw, 2.375rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-dark-primary);
  margin-bottom: 8px;
}

.founder-role {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-bottom: 24px;
}

.founder-bio-p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-dark-secondary);
  margin-bottom: 16px;
}

.founder-bio-p strong {
  color: var(--text-dark-primary);
}

.founder-credentials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
}

.credential-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.credential-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-orange);
  margin-top: 8px;
  flex-shrink: 0;
}

.credential-text {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--text-dark-secondary);
}

.credential-text strong {
  color: var(--text-dark-primary);
}

/* ==========================================================================
   INVESTMENT APPROACH SECTION
   ========================================================================== */
.approach-section {
  background-color: var(--bg-light);
  border-top: 1px solid var(--border-light);
}

.approach-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 56px;
  align-items: center;
  margin-top: 20px;
}

.approach-image-wrap {
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 16 / 10;
}

.approach-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.approach-image-wrap:hover .approach-image {
  transform: scale(1.03);
}

.approach-specs-list {
  display: flex;
  flex-direction: column;
}

.approach-spec-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border-light);
}

.approach-spec-item:first-child {
  padding-top: 0;
}

.approach-spec-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.approach-spec-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  color: #64748B;
  display: flex;
  align-items: center;
  justify-content: center;
}

.approach-spec-icon svg {
  width: 24px;
  height: 24px;
  stroke: #64748B;
  stroke-width: 1.5;
  fill: none;
}

.approach-spec-body {
  flex: 1;
}

.approach-spec-label {
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dark-primary);
  margin-bottom: 4px;
}

.approach-spec-value {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-dark-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   CALL TO ACTION BANNER (LET'S BUILD WHAT'S NEXT)
   ========================================================================== */
.cta-section {
  position: relative;
  background-color: var(--bg-dark);
  background-image: url('../images/cta-banner-bg.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: #FFFFFF;
  padding: 100px 0;
  overflow: hidden;
}

.cta-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    rgba(8, 12, 16, 0.96) 0%,
    rgba(8, 12, 16, 0.88) 50%,
    rgba(8, 12, 16, 0.5) 100%
  );
  z-index: 1;
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 620px;
}

.cta-title {
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: #FFFFFF;
  margin-bottom: 18px;
}

.cta-desc {
  font-size: 1.0625rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 32px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: #05080B;
  color: #94A3B8;
  padding: 80px 0 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-tagline {
  font-size: 0.875rem;
  line-height: 1.6;
  color: #94A3B8;
  margin-top: 16px;
  margin-bottom: 24px;
  max-width: 260px;
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 16px;
}

.social-icon-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: #94A3B8;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-fast);
}

.social-icon-link:hover {
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.3);
  background-color: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

.social-icon-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.footer-col-title {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-bottom: 20px;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 0.875rem;
  color: #94A3B8;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-link:hover {
  color: #FFFFFF;
  transform: translateX(2px);
}

.footer-contact-info {
  font-size: 0.875rem;
  line-height: 1.6;
  color: #94A3B8;
}

.footer-email-link {
  color: var(--accent-orange);
  font-weight: 600;
  transition: color var(--transition-fast);
}

.footer-email-link:hover {
  color: var(--accent-orange-hover);
  text-decoration: underline;
}

.footer-disclaimer-box {
  padding: 24px;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  margin-bottom: 40px;
}

.footer-disclaimer-text {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: #64748B;
}

.footer-disclaimer-text strong {
  color: #94A3B8;
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: #64748B;
}

.back-to-top {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #94A3B8;
  transition: color var(--transition-fast);
}

.back-to-top:hover {
  color: #FFFFFF;
}

/* ==========================================================================
   MODAL DIALOGS (PITCH US & CASE STUDIES & PERSPECTIVE)
   ========================================================================== */
dialog.custom-modal {
  margin: auto;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  background-color: #0F141C;
  color: #FFFFFF;
  box-shadow: var(--shadow-dark-lg);
  max-width: 640px;
  width: 90%;
  padding: 0;
  outline: none;
  animation: modalFadeIn 0.25s ease-out forwards;
}

dialog.custom-modal::backdrop {
  background-color: rgba(5, 8, 12, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.modal-close-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: #94A3B8;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  color: #FFFFFF;
  background-color: rgba(255, 255, 255, 0.1);
}

.modal-body {
  padding: 32px;
  max-height: 75vh;
  overflow-y: auto;
}

/* Modal Form Styles */
.modal-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #CBD5E1;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  color: #FFFFFF;
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-orange);
  background-color: rgba(255, 255, 255, 0.07);
}

.form-select option {
  background-color: #0F141C;
  color: #FFFFFF;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.modal-notice-box {
  background: rgba(255, 85, 32, 0.08);
  border: 1px solid rgba(255, 85, 32, 0.2);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 0.8125rem;
  color: #E2E8F0;
  line-height: 1.5;
}

.form-status-msg {
  display: none;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  margin-top: 12px;
}

.form-status-msg.success {
  display: block;
  background-color: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #4ADE80;
}

/* Modal Story Details */
.story-detail-img {
  width: 100%;
  max-height: 280px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

.story-detail-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: #CBD5E1;
  margin-bottom: 16px;
}

.story-quote-card {
  background: rgba(255, 255, 255, 0.03);
  border-left: 3px solid var(--accent-orange);
  padding: 18px 22px;
  margin: 20px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.story-quote-card p {
  font-size: 0.9375rem;
  font-style: italic;
  line-height: 1.6;
  color: #F1F5F9;
  margin-bottom: 10px;
}

.story-quote-author {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent-orange);
}

.story-highlights {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 20px;
  margin-top: 20px;
}

.story-highlights h4 {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-bottom: 12px;
}

.story-highlights ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.875rem;
  color: #94A3B8;
}

.story-highlights li {
  position: relative;
  padding-left: 18px;
}

.story-highlights li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent-orange);
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
  .advantage-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
  
  .portfolio-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    gap: 48px;
  }

  .perspective-grid {
    gap: 48px;
  }

  .founder-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .founder-photo-wrap {
    max-width: 380px;
    margin: 0 auto;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding-y: 60px;
    --section-padding-y-sm: 40px;
  }

  .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  /* Header & Mobile Navbar */
  .site-header {
    padding: 14px 0;
    background-color: rgba(8, 12, 16, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .site-logo-img {
    height: 28px;
    max-width: 175px;
    width: auto;
  }

  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 10px 8px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }

  .mobile-menu-toggle:focus-visible {
    outline: 2px solid var(--accent-orange);
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 320px;
    height: 100vh;
    height: 100dvh;
    background-color: #080C10;
    flex-direction: column;
    align-items: flex-start;
    padding: 85px 28px 36px;
    gap: 8px;
    box-shadow: -10px 0 35px rgba(0, 0, 0, 0.7);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    transition: right var(--transition-normal);
    z-index: 1000;
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-link {
    font-size: 1.0625rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    padding: 14px 0;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    display: block;
    -webkit-tap-highlight-color: transparent;
  }

  .nav-link:hover,
  .nav-link:active {
    color: var(--accent-orange);
  }

  /* Hero Section */
  .hero-section {
    min-height: calc(100vh - 60px);
    min-height: calc(100dvh - 60px);
    padding-top: 105px;
    padding-bottom: 60px;
    background-position: 70% center;
  }

  .hero-title {
    font-size: clamp(1.75rem, 7.5vw, 2.75rem);
    line-height: 1.16;
    letter-spacing: -0.025em;
    word-break: break-word;
    overflow-wrap: break-word;
    margin-bottom: 18px;
  }

  .hero-description {
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 28px;
    max-width: 100%;
  }

  .hero-actions {
    flex-wrap: wrap;
    gap: 12px;
  }

  .hero-actions .btn {
    width: 100%;
    min-height: 48px;
  }

  /* Perspective Section */
  .perspective-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .perspective-heading {
    font-size: clamp(1.6rem, 5.5vw, 2.25rem);
    line-height: 1.2;
    margin-bottom: 18px;
  }

  .perspective-desc {
    font-size: 0.9375rem;
    line-height: 1.65;
  }

  .perspective-image-wrap {
    width: 100%;
    border-radius: var(--radius-sm);
    overflow: hidden;
  }

  .perspective-stack {
    gap: 12px;
    height: auto;
  }

  .perspective-card {
    height: 160px;
    flex: initial;
  }

  .perspective-card-badge {
    bottom: 10px;
    left: 10px;
    padding: 4px 10px;
    font-size: 0.65rem;
  }

  /* Advantage / Technology Areas Cards */
  .advantage-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .advantage-card {
    padding: 24px 20px;
  }

  /* Portfolio Case Studies */
  .portfolio-card {
    grid-template-columns: 1fr;
    gap: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
  }

  .portfolio-card-content {
    padding: 24px 20px 20px;
  }

  .portfolio-card-headline {
    font-size: 1.25rem;
    line-height: 1.35;
  }

  .portfolio-card-desc {
    font-size: 0.9375rem;
    line-height: 1.6;
  }

  .portfolio-card-img-wrap {
    height: 220px;
    min-height: unset;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
  }

  .link-arrow {
    padding: 10px 0;
    font-size: 0.8125rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  /* Patent Portfolio */
  .approach-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .approach-image-wrap {
    aspect-ratio: 16 / 10;
    width: 100%;
    border-radius: var(--radius-sm);
  }

  .approach-spec-item {
    padding: 16px 0;
    gap: 16px;
  }

  .approach-spec-label {
    font-size: 0.6875rem;
    letter-spacing: 0.08em;
  }

  .approach-spec-value {
    font-size: 1.125rem;
    word-break: break-word;
  }

  /* CTA Banner */
  .cta-section {
    padding: 65px 0;
  }

  .cta-title {
    font-size: clamp(1.75rem, 6.5vw, 2.5rem);
    line-height: 1.2;
  }

  .cta-desc {
    font-size: 0.9375rem;
    line-height: 1.6;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-links-list li {
    padding: 4px 0;
  }

  .footer-link {
    display: inline-block;
    padding: 6px 0;
    font-size: 0.9375rem;
    -webkit-tap-highlight-color: transparent;
  }

  .social-icon-link {
    width: 44px;
    height: 44px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }

  /* Modals on Mobile */
  dialog.custom-modal {
    width: calc(100% - 28px);
    max-width: 100%;
    margin: auto;
    border-radius: var(--radius-md);
  }

  .modal-header {
    padding: 16px 20px;
  }

  .modal-title {
    font-size: 1.125rem;
  }

  .modal-close-btn {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
  }

  .modal-body {
    padding: 20px;
    max-height: 75vh;
    max-height: 75dvh;
    -webkit-overflow-scrolling: touch;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .btn-submit {
    min-height: 48px;
  }
}