/* ==========================================================================
   KEVROLIX TECHNOLOGIES — OFFICIAL CORPORATE DESIGN SYSTEM
   Brand: Kevrolix Technologies | Tagline: "Ideas to Reality"
   Design Direction: Dark Futuristic, Near-Black & Deep Navy, Electric Blue / Cyan, Metallic White / Silver
   ========================================================================== */

:root {
  /* Core Brand Colors */
  --bg-base: #05070d;
  --bg-navy-deep: #080c16;
  --bg-surface: #0e1424;
  --bg-surface-elevated: #131b2e;
  --bg-card: rgba(14, 20, 36, 0.7);
  --bg-card-hover: rgba(19, 27, 46, 0.85);

  /* Borders & Dividers */
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.12);
  --border-accent: rgba(0, 210, 255, 0.35);
  --border-accent-strong: rgba(0, 210, 255, 0.6);

  /* Primary Accents */
  --cyan-primary: #00d2ff;
  --cyan-muted: #38bdf8;
  --cyan-deep: #0284c7;
  --cyan-glow: rgba(0, 210, 255, 0.14);
  --cyan-glow-strong: rgba(0, 210, 255, 0.28);
  
  /* Metallic / Silver Accents */
  --metallic-white: #f8fafc;
  --metallic-silver: #cbd5e1;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  /* Semantic Highlights */
  --status-launching: #00e676;
  --status-launching-glow: rgba(0, 230, 118, 0.15);
  --status-coming: #38bdf8;
  --status-coming-glow: rgba(56, 189, 248, 0.15);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  /* Layout & Spacing */
  --container-max: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;

  /* Shadows & Transitions */
  --shadow-subtle: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 35px rgba(0, 210, 255, 0.18);
  --shadow-device: 0 25px 60px -15px rgba(0, 0, 0, 0.85);
  --transition-fast: all 0.2s ease;
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}

/* Background Atmosphere (Canvas + Subtle Grids) */
#ambient-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.65;
}

.bg-grid-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 64px 64px;
}

/* Subtle Vignette Glow */
.bg-vignette {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(circle at 50% 0%, rgba(0, 210, 255, 0.08) 0%, transparent 60%),
              radial-gradient(circle at 90% 40%, rgba(2, 132, 199, 0.05) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(14, 20, 36, 0.5) 0%, transparent 60%);
}

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

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

/* Accessible Focus States */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--cyan-primary);
  outline-offset: 3px;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

/* Section Common Spacing */
.section {
  padding: 120px 0;
  position: relative;
  z-index: 1;
}

.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 72px;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-primary);
  margin-bottom: 16px;
  padding: 6px 14px;
  background: rgba(0, 210, 255, 0.06);
  border: 1px solid rgba(0, 210, 255, 0.18);
  border-radius: var(--radius-pill);
}

.section-title {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--metallic-white);
  margin-bottom: 18px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 7, 13, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-smooth);
}

.site-header.scrolled {
  background: rgba(5, 7, 13, 0.94);
  border-bottom-color: var(--border-medium);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.5);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(0, 210, 255, 0.22), rgba(8, 12, 22, 0.9));
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-primary);
  box-shadow: 0 0 16px rgba(0, 210, 255, 0.2);
}

.brand-identity {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--metallic-white);
}

.brand-tagline {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-muted);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  padding: 8px 0;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--metallic-white);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--cyan-primary);
  box-shadow: 0 0 8px var(--cyan-primary);
  border-radius: 2px;
}

.nav-cta-group {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: #00d2ff;
  color: #040912;
  box-shadow: 0 4px 20px rgba(0, 210, 255, 0.3);
}

.btn-primary:hover {
  background: #38bdf8;
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(0, 210, 255, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--metallic-silver);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--metallic-white);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 15px 32px;
  font-size: 1.05rem;
}

/* ==========================================================================
   1. HERO SECTION
   ========================================================================== */
.hero-section {
  padding: 140px 0 120px;
  position: relative;
  text-align: center;
  min-height: 85vh;
  display: flex;
  align-items: center;
}

.hero-inner {
  max-width: 920px;
  margin: 0 auto;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  background: rgba(0, 210, 255, 0.05);
  border: 1px solid rgba(0, 210, 255, 0.22);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan-muted);
  letter-spacing: 0.08em;
  margin-bottom: 32px;
}

.hero-pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan-primary);
  box-shadow: 0 0 10px var(--cyan-primary);
}

.hero-headline {
  font-size: clamp(2.8rem, 6vw, 4.8rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--metallic-white);
  margin-bottom: 24px;
}

.hero-headline-highlight {
  background: linear-gradient(135deg, #ffffff 40%, var(--cyan-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-supporting-text {
  font-size: 1.25rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 760px;
  margin: 0 auto 44px;
}

.hero-btn-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

/* ==========================================================================
   2. WHAT WE BUILD
   ========================================================================== */
.feature-blocks-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-block-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 44px 34px;
  transition: var(--transition-smooth);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.feature-block-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.feature-icon-wrapper {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: rgba(0, 210, 255, 0.08);
  border: 1px solid rgba(0, 210, 255, 0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-primary);
  margin-bottom: 28px;
  transition: var(--transition-fast);
}

.feature-block-card:hover .feature-icon-wrapper {
  background: rgba(0, 210, 255, 0.16);
  border-color: var(--cyan-primary);
  transform: scale(1.05);
}

.feature-block-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-muted);
  margin-bottom: 10px;
}

.feature-block-title {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--metallic-white);
  margin-bottom: 14px;
}

.feature-block-description {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   3. FEATURED PRODUCT: Phone Anti Snatcher
   ========================================================================== */
.featured-product-card {
  background: linear-gradient(145deg, rgba(14, 20, 36, 0.85) 0%, rgba(8, 12, 22, 0.95) 100%);
  border: 1px solid var(--border-accent);
  border-radius: 28px;
  padding: 64px;
  box-shadow: var(--shadow-subtle), 0 0 50px rgba(0, 210, 255, 0.12);
  position: relative;
  overflow: hidden;
}

.featured-product-card::before {
  content: '';
  position: absolute;
  top: -150px;
  right: -150px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 210, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.featured-product-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.product-status-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--status-launching-glow);
  border: 1px solid rgba(0, 230, 118, 0.4);
  color: var(--status-launching);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 22px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.product-display-name {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--cyan-primary);
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

.product-headline {
  font-size: clamp(2.2rem, 3.5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--metallic-white);
  margin-bottom: 20px;
}

.product-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
}

.product-pillars-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 38px;
}

.product-pillar-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--metallic-silver);
}

.pillar-check-icon {
  color: var(--cyan-primary);
  flex-shrink: 0;
}

/* Premium Android Phone Mockup */
.phone-mockup-wrap {
  display: flex;
  justify-content: center;
}

.android-phone-chassis {
  width: 100%;
  max-width: 320px;
  background: #0b0f19;
  border: 3px solid rgba(255, 255, 255, 0.12);
  border-radius: 40px;
  padding: 12px;
  box-shadow: var(--shadow-device), 0 0 35px rgba(0, 210, 255, 0.15);
  position: relative;
}

.phone-screen {
  background: #060911;
  border-radius: 28px;
  padding: 20px 16px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
}

.phone-punchhole {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #000;
  margin: -10px auto 4px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.phone-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.phone-app-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.phone-app-icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: rgba(0, 210, 255, 0.15);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-primary);
}

.phone-app-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--metallic-white);
}

.phone-shield-card {
  background: rgba(14, 20, 36, 0.9);
  border: 1px solid var(--border-accent);
  border-radius: 16px;
  padding: 22px 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.shield-state-graphic {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(0, 210, 255, 0.1);
  border: 1px dashed var(--cyan-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-primary);
}

.shield-status-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--metallic-white);
}

.shield-mode-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.phone-toggle-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 10px 12px;
}

.toggle-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--metallic-silver);
}

.toggle-indicator {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--cyan-primary);
  font-weight: 600;
}

/* ==========================================================================
   4. KEVROLIX PRODUCT ECOSYSTEM
   ========================================================================== */
.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.ecosystem-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 38px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

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

.ecosystem-item-active {
  border-color: rgba(0, 210, 255, 0.3);
}

.ecosystem-item-active:hover {
  border-color: var(--cyan-primary);
  box-shadow: 0 0 30px rgba(0, 210, 255, 0.15);
}

.ecosystem-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 24px;
}

.ecosystem-category {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.badge-status {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.badge-launching {
  background: var(--status-launching-glow);
  color: var(--status-launching);
  border: 1px solid rgba(0, 230, 118, 0.3);
}

.badge-coming-soon {
  background: rgba(255, 255, 255, 0.05);
  color: var(--cyan-muted);
  border: 1px solid rgba(56, 189, 248, 0.25);
}

.ecosystem-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--metallic-white);
  margin-bottom: 12px;
}

.ecosystem-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 24px;
}

.ecosystem-meta {
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ==========================================================================
   5. PHILOSOPHY SECTION
   ========================================================================== */
.philosophy-section {
  padding: 140px 0;
  text-align: center;
  background: radial-gradient(circle at 50% 50%, rgba(0, 210, 255, 0.05) 0%, transparent 60%);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.philosophy-container {
  max-width: 860px;
  margin: 0 auto;
}

.philosophy-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--cyan-primary);
  margin-bottom: 24px;
  display: inline-block;
}

.philosophy-statement {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--metallic-white);
  margin-bottom: 28px;
}

.philosophy-subtext {
  font-size: 1.25rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto;
}

/* ==========================================================================
   6. HOW WE BUILD (Timeline)
   ========================================================================== */
.timeline-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.timeline-step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 26px;
  transition: var(--transition-smooth);
  position: relative;
}

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

.step-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--cyan-primary);
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}

.step-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--metallic-white);
  margin-bottom: 12px;
}

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

/* ==========================================================================
   7. ABOUT KEVROLIX
   ========================================================================== */
.about-section-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  padding: 56px;
  max-width: 920px;
  margin: 0 auto;
  position: relative;
}

.about-text-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.about-body-p {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* ==========================================================================
   8. VISION SECTION
   ========================================================================== */
.vision-box {
  background: linear-gradient(135deg, rgba(8, 12, 22, 0.95), rgba(14, 20, 36, 0.8));
  border: 1px solid var(--border-accent);
  border-radius: 28px;
  padding: 80px 48px;
  text-align: center;
  max-width: 960px;
  margin: 0 auto;
  box-shadow: 0 0 45px rgba(0, 210, 255, 0.1);
  position: relative;
}

.vision-headline {
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  color: var(--metallic-white);
  margin-bottom: 20px;
}

.vision-supporting-text {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto;
}

/* ==========================================================================
   9. CONTACT / CTA SECTION
   ========================================================================== */
.contact-section-inner {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.contact-hero-text {
  margin-bottom: 48px;
}

.contact-headline {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--metallic-white);
  margin-bottom: 14px;
}

.contact-subtext {
  font-size: 1.15rem;
  color: var(--text-secondary);
}

.contact-form-container {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 44px;
  text-align: left;
  box-shadow: var(--shadow-subtle);
}

.form-grid-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group-field {
  margin-bottom: 20px;
}

.form-field-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--metallic-silver);
  margin-bottom: 8px;
}

.form-field-input, .form-field-textarea {
  width: 100%;
  background: rgba(5, 7, 13, 0.7);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--metallic-white);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-field-input:focus, .form-field-textarea:focus {
  outline: none;
  border-color: var(--cyan-primary);
  box-shadow: 0 0 16px rgba(0, 210, 255, 0.2);
  background: rgba(8, 12, 22, 0.9);
}

.form-field-textarea {
  min-height: 130px;
  resize: vertical;
}

.form-status-alert {
  display: none;
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 0.925rem;
  margin-top: 20px;
  align-items: center;
  gap: 12px;
}

.form-status-success {
  background: rgba(0, 230, 118, 0.12);
  border: 1px solid rgba(0, 230, 118, 0.4);
  color: #34d399;
}

.form-status-error {
  background: rgba(244, 63, 94, 0.12);
  border: 1px solid rgba(244, 63, 94, 0.4);
  color: #fb7185;
}

/* ==========================================================================
   10. FOOTER
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: #030509;
  padding: 80px 0 40px;
  position: relative;
  z-index: 1;
}

.footer-top-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 48px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

.footer-brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--metallic-white);
  margin-bottom: 6px;
}

.footer-brand-motto {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-primary);
}

.footer-nav-list {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.footer-nav-item a {
  font-size: 0.925rem;
  color: var(--text-secondary);
}

.footer-nav-item a:hover {
  color: var(--cyan-primary);
}

.footer-bottom-row {
  border-top: 1px solid var(--border-subtle);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   SCROLL REVEALS & ANIMATIONS
   ========================================================================== */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
  .feature-blocks-grid {
    grid-template-columns: 1fr;
  }
  .featured-product-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .featured-product-card {
    padding: 44px 32px;
  }
  .ecosystem-grid {
    grid-template-columns: 1fr;
  }
  .timeline-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-section-card {
    padding: 40px 28px;
  }
  .vision-box {
    padding: 56px 28px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 80px 0;
  }
  .nav-menu {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .mobile-menu-active .nav-menu {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: #05070d;
    padding: 28px;
    border-bottom: 1px solid var(--border-medium);
    gap: 20px;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.7);
  }
  .hero-section {
    padding: 100px 0 80px;
    min-height: auto;
  }
  .timeline-grid {
    grid-template-columns: 1fr;
  }
  .form-grid-row {
    grid-template-columns: 1fr;
  }
  .contact-form-container {
    padding: 28px 20px;
  }
  .footer-top-row {
    flex-direction: column;
    gap: 28px;
  }
  .footer-nav-list {
    gap: 18px;
  }
  .footer-bottom-row {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}