/* ============================================
   TECHCLEAN INNOVATIONS — Dark Theme CSS
   ============================================ */

:root {
  --bg-deep: #06060e;
  --bg-surface: #0d0d1a;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-accent: rgba(0, 245, 212, 0.2);

  --accent: #00f5d4;
  --accent-dim: rgba(0, 245, 212, 0.15);
  --purple: #7c3aed;
  --purple-dim: rgba(124, 58, 237, 0.15);
  --pink: #f72585;
  --red: #ef4444;
  --green: #10b981;

  --text: #e8e8ed;
  --text-muted: #8b8b9e;
  --text-dim: #4a4a5e;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: transparent;
}

.nav--scrolled {
  background: rgba(6, 6, 14, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 10px 0;
}

.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 2px;
}

.nav__logo-icon {
  color: var(--accent);
  font-size: 1.5rem;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav__link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

.nav__link:hover { color: var(--text); }
.nav__link:hover::after { width: 100%; }

.nav__cta-btn {
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 100px;
  background: var(--accent);
  color: var(--bg-deep);
  transition: var(--transition);
}

.nav__cta-btn:hover {
  box-shadow: 0 0 20px rgba(0, 245, 212, 0.4);
  transform: translateY(-1px);
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
  border-radius: 2px;
}

.nav__burger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav__burger.active span:nth-child(2) { opacity: 0; }
.nav__burger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 14px 32px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn--primary {
  background: var(--accent);
  color: var(--bg-deep);
}

.btn--primary:hover {
  box-shadow: 0 0 30px rgba(0, 245, 212, 0.4);
  transform: translateY(-2px);
}

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

.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn--lg {
  padding: 16px 36px;
  font-size: 1rem;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 120px 24px 60px;
  overflow: hidden;
}

.hero__particles {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__van-track {
  position: relative;
  width: 100%;
  max-width: 500px;
  margin-bottom: 30px;
  z-index: 2;
}

.hero__van {
  width: 100%;
  transform: translateX(-120%);
  animation: vanDriveIn 2s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.5s forwards;
}

@keyframes vanDriveIn {
  0% { transform: translateX(-120%); }
  70% { transform: translateX(5%); }
  85% { transform: translateX(-2%); }
  100% { transform: translateX(0); }
}

.van-svg {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 0 30px rgba(0, 245, 212, 0.15));
}

.iot-pulse {
  animation: iotPulse 2s ease-in-out infinite;
}

@keyframes iotPulse {
  0%, 100% { opacity: 0.4; r: 3; }
  50% { opacity: 1; r: 5; }
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 24px;
  border: 1px solid rgba(0, 245, 212, 0.15);
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: iotPulse 2s ease-in-out infinite;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero__title-line {
  display: block;
}

.hero__title-line--accent {
  background: linear-gradient(90deg, var(--accent), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__title-line--glow {
  position: relative;
}

.hero__sub {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.hero__sub em {
  color: var(--accent);
  font-style: normal;
  font-weight: 600;
}

.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero__stats {
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero__stat {
  text-align: center;
}

.hero__stat-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
}

.hero__stat-sym {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.hero__stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.hero__scroll-hint {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--text-dim);
  z-index: 2;
}

.hero__scroll-arrow {
  width: 20px;
  height: 30px;
  border: 2px solid var(--text-dim);
  border-radius: 10px;
  position: relative;
}

.hero__scroll-arrow::after {
  content: '';
  width: 3px;
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  50% { transform: translateX(-50%) translateY(8px); opacity: 0.3; }
}

/* ============================================
   SECTION COMMON
   ============================================ */
.section {
  padding: 100px 0;
  position: relative;
}

.section__header {
  text-align: center;
  margin-bottom: 60px;
}

.section__tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
  border: 1px solid rgba(0, 245, 212, 0.1);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}

.text-accent {
  background: linear-gradient(90deg, var(--accent), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section__desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ============================================
   PROBLEM SECTION
   ============================================ */
.problem {
  background: var(--bg-surface);
}

.problem__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.problem__card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

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

.problem__card-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}

.problem__card-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.problem__card-icon {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 1.5rem;
  opacity: 0.3;
}

.problem__quote {
  text-align: center;
  margin-bottom: 40px;
  padding: 32px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--pink);
}

.problem__quote blockquote {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 12px;
}

.problem__quote cite {
  font-size: 0.85rem;
  color: var(--text-dim);
  font-style: normal;
}

.problem__equation {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.problem__eq-item {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  padding: 10px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-muted);
}

.problem__eq-item--red {
  color: var(--red);
  border-color: rgba(239, 68, 68, 0.3);
  background: rgba(239, 68, 68, 0.08);
}

.problem__eq-op {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--text-dim);
}

/* ============================================
   SOLUTION SECTION
   ============================================ */
.solution__pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.solution__pillar {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
}

.solution__pillar:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0, 245, 212, 0.08);
}

.solution__pillar-icon {
  width: 56px;
  height: 56px;
  color: var(--accent);
  margin-bottom: 20px;
}

.solution__pillar-icon svg {
  width: 100%;
  height: 100%;
}

.solution__pillar-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.solution__pillar-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.solution__pillar-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 4px 12px;
  border-radius: 100px;
}

/* ============================================
   PLATFORM SECTION
   ============================================ */
.platform {
  background: var(--bg-surface);
}

.platform__flow {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.platform__step {
  flex: 0 0 auto;
  width: 180px;
  text-align: center;
  padding: 24px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.platform__step:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}

.platform__step-num {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 12px;
}

.platform__step-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.platform__step h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.platform__step p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.platform__connector {
  display: flex;
  align-items: center;
  padding: 0 8px;
  height: 80px;
}

.platform__connector-line {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--purple));
  position: relative;
}

.platform__connector-line::after {
  content: '→';
  position: absolute;
  right: -8px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 0.9rem;
}

.platform__before-after {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.platform__ba-item {
  padding: 20px 32px;
  border-radius: var(--radius-lg);
  text-align: center;
}

.platform__ba-item--before {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.platform__ba-item--after {
  background: var(--accent-dim);
  border: 1px solid rgba(0, 245, 212, 0.2);
}

.platform__ba-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.platform__ba-val {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
}

.platform__ba-item--before .platform__ba-val { color: var(--red); }
.platform__ba-item--after .platform__ba-val { color: var(--accent); }

.platform__ba-arrow {
  font-size: 1.5rem;
  color: var(--text-dim);
}

/* ============================================
   JOURNEY MAP
   ============================================ */
.journey__timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}

.journey__line {
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--purple), var(--pink), var(--accent));
  opacity: 0.3;
}

.journey__card {
  position: relative;
  padding-left: 72px;
  padding-bottom: 48px;
}

.journey__card-marker {
  position: absolute;
  left: 14px;
  top: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.journey__card-marker-inner {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
}

.journey__card-content {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.journey__card-content:hover {
  border-color: var(--border-accent);
  box-shadow: 0 10px 40px rgba(0, 245, 212, 0.05);
}

.journey__card-icon {
  width: 40px;
  height: 40px;
  color: var(--accent);
  margin-bottom: 16px;
}

.journey__card-icon svg {
  width: 100%;
  height: 100%;
}

.journey__card-content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.journey__card-content p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.journey__card-edge {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 12px 16px;
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent);
  line-height: 1.5;
}

.journey__card-edge-label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}

.journey__card-callout {
  margin-top: 16px;
  padding: 16px;
  background: rgba(247, 37, 133, 0.06);
  border: 1px solid rgba(247, 37, 133, 0.15);
  border-radius: var(--radius-sm);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--pink);
  line-height: 1.6;
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products {
  background: var(--bg-surface);
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.products__card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.products__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.products__card--premium:hover {
  border-color: rgba(0, 245, 212, 0.3);
}

.products__card--volume:hover {
  border-color: rgba(124, 58, 237, 0.3);
}

.products__card-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 4px 12px;
  border-radius: 100px;
}

.products__card--premium .products__card-badge {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(0, 245, 212, 0.2);
}

.products__card--volume .products__card-badge {
  background: var(--purple-dim);
  color: var(--purple);
  border: 1px solid rgba(124, 58, 237, 0.2);
}

.products__card-visual {
  margin-bottom: 24px;
}

.products__card-placeholder {
  height: 160px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.products__card--premium .products__card-placeholder {
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.05), rgba(0, 245, 212, 0.02));
  border: 1px dashed rgba(0, 245, 212, 0.15);
}

.products__card--volume .products__card-placeholder {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.05), rgba(124, 58, 237, 0.02));
  border: 1px dashed rgba(124, 58, 237, 0.15);
}

.products__card-placeholder-icon svg {
  width: 80px;
  height: 80px;
}

.products__card-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.products__card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.products__card-features {
  margin-bottom: 24px;
}

.products__card-features li {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
  border-bottom: 1px solid var(--border-subtle);
}

.products__card-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  font-weight: 700;
}

.products__card--premium .products__card-features li::before { color: var(--accent); }
.products__card--volume .products__card-features li::before { color: var(--purple); }

.products__card-footer {
  padding-top: 16px;
}

.products__card-use {
  font-size: 0.75rem;
  color: var(--text-dim);
  font-weight: 500;
}

/* ============================================
   MARKET SECTION
   ============================================ */
.market__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.market__card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  transition: var(--transition);
}

.market__card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}

.market__card-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.market__card-stat {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 4px;
}

.market__card-label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.market__card-sub {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.4;
}

/* ============================================
   IMPACT SECTION
   ============================================ */
.impact {
  background: var(--bg-surface);
}

.impact__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 64px;
}

.impact__card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  transition: var(--transition);
}

.impact__card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}

.impact__card-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.impact__card-label {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.impact__card-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.impact__missions {
  text-align: center;
}

.impact__missions-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.impact__missions-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.impact__mission {
  font-size: 0.8rem;
  font-weight: 500;
  padding: 8px 20px;
  border-radius: 100px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  transition: var(--transition);
}

.impact__mission:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ============================================
   TEAM SECTION
   ============================================ */
.team__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
  margin-bottom: 48px;
}

.team__card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  text-align: center;
  transition: var(--transition);
}

.team__card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}

.team__card-avatar {
  margin-bottom: 20px;
}

.team__card-avatar-placeholder {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-dim), var(--purple-dim));
  border: 2px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.team__card-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.team__card-role {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 500;
  display: block;
  margin-bottom: 20px;
}

.team__card-points {
  text-align: left;
  margin-bottom: 20px;
}

.team__card-points li {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 6px 0;
  padding-left: 16px;
  position: relative;
}

.team__card-points li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.team__card-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--purple);
  background: var(--purple-dim);
  padding: 4px 16px;
  border-radius: 100px;
}

.team__facts {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

.team__fact {
  text-align: center;
  padding: 16px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.team__fact-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.team__fact-value {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
  background: linear-gradient(180deg, var(--bg-deep), #0a0f1a);
}

.cta__inner {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding: 60px 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

.cta__inner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(0, 245, 212, 0.03), transparent 50%);
  pointer-events: none;
}

.cta__badge {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.cta__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}

.cta__desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 32px;
}

.cta__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.cta__certifications {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta__certifications span {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 6px 14px;
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border-subtle);
}

.footer__inner {
  text-align: center;
}

.footer__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.footer__brand p {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0;
  margin-top: 4px;
}

.footer__links {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 20px 0;
}

.footer__links a {
  font-size: 0.8rem;
  color: var(--text-dim);
  transition: var(--transition);
}

.footer__links a:hover { color: var(--accent); }

.footer__copy {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* ============================================
   VAN COMPANION (floating on scroll)
   ============================================ */
.van-companion {
  position: fixed;
  bottom: 24px;
  right: -80px;
  width: 60px;
  z-index: 100;
  opacity: 0;
  transition: right 0.6s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.4s ease;
  pointer-events: none;
  filter: drop-shadow(0 0 10px rgba(0, 245, 212, 0.2));
}

.van-companion.visible {
  right: 24px;
  opacity: 1;
}

.van-companion svg {
  width: 100%;
  animation: vanBob 3s ease-in-out infinite;
}

@keyframes vanBob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ============================================
   MOBILE RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 300px;
    height: 100vh;
    background: rgba(6, 6, 14, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 32px 40px;
    gap: 20px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 1px solid var(--border-subtle);
    z-index: 999;
  }

  .nav__links.open { right: 0; }

  .nav__burger { display: flex; z-index: 1001; }

  .nav__link {
    font-size: 1rem;
  }

  .hero {
    padding: 100px 20px 60px;
  }

  .hero__van-track {
    max-width: 320px;
  }

  .hero__title {
    font-size: clamp(1.8rem, 8vw, 2.8rem);
  }

  .hero__stats {
    gap: 24px;
  }

  .hero__stat-num {
    font-size: 2rem;
  }

  .section {
    padding: 60px 0;
  }

  .section__header {
    margin-bottom: 36px;
  }

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

  .problem__equation {
    flex-direction: column;
    gap: 10px;
  }

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

  .platform__flow {
    flex-direction: column;
    align-items: center;
  }

  .platform__step {
    width: 100%;
    max-width: 280px;
  }

  .platform__connector {
    transform: rotate(90deg);
    height: 40px;
  }

  .journey__line {
    left: 18px;
  }

  .journey__card {
    padding-left: 52px;
  }

  .journey__card-marker {
    left: 4px;
    width: 26px;
    height: 26px;
  }

  .journey__card-content {
    padding: 20px;
  }

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

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

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

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

  .cta__inner {
    padding: 40px 24px;
  }

  .cta__actions {
    flex-direction: column;
    align-items: center;
  }

  .btn--lg {
    font-size: 0.85rem;
    padding: 14px 28px;
  }

  .van-companion {
    width: 45px;
    bottom: 16px;
  }

  .van-companion.visible {
    right: 16px;
  }
}

@media (max-width: 480px) {
  .market__grid {
    grid-template-columns: 1fr;
  }

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

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

  .platform__before-after {
    flex-direction: column;
    gap: 16px;
  }

  .platform__ba-arrow {
    transform: rotate(90deg);
  }
}

/* ============================================
   SCROLL ANIMATIONS (applied via JS)
   ============================================ */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* ============================================
   PRODUCT RANGE GRID (expanded)
   ============================================ */
.products__range {
  margin-top: 60px;
}

.products__range-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 32px;
}

.products__range-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.products__range-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 16px;
  text-align: center;
  transition: var(--transition);
  cursor: default;
}

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

.products__range-item-icon {
  font-size: 2.2rem;
  margin-bottom: 10px;
}

.products__range-item-name {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.products__range-item-desc {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* ============================================
   APPLICATIONS SECTION
   ============================================ */
.applications {
  background: var(--bg-deep);
}

.applications__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.applications__card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.applications__card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 245, 212, 0.06);
}

.applications__card-icon {
  font-size: 2rem;
  margin-bottom: 14px;
}

.applications__card-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.applications__card-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================
   SOCIAL IMPACT SECTION
   ============================================ */
.social-impact {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.social-impact__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  margin-bottom: 56px;
}

.social-impact__stat {
  text-align: center;
  padding: 28px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.social-impact__stat:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
}

.social-impact__stat-val {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.social-impact__stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.social-impact__stories {
  margin-bottom: 56px;
}

.social-impact__stories-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 28px;
}

.social-impact__stories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.social-impact__story {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.social-impact__story:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
}

.social-impact__story h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.social-impact__story p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 12px;
}

.social-impact__story-result {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  padding: 6px 14px;
  background: var(--accent-dim);
  border-radius: 100px;
  display: inline-block;
}

.social-impact__mission-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 56px;
}

.social-impact__mission-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.social-impact__mission-card:hover {
  border-color: var(--border-accent);
}

.social-impact__mission-card h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--accent);
}

.social-impact__mission-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 12px;
}

.social-impact__mission-card ul {
  list-style: none;
}

.social-impact__mission-card ul li {
  font-size: 0.8rem;
  color: var(--text-dim);
  padding: 3px 0 3px 16px;
  position: relative;
}

.social-impact__mission-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.7rem;
}

.social-impact__fund {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-xl);
  padding: 36px;
  text-align: center;
}

.social-impact__fund h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.social-impact__fund p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.6;
}

.social-impact__fund-bar {
  max-width: 400px;
  margin: 0 auto 16px;
}

.social-impact__fund-bar-track {
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  overflow: hidden;
}

.social-impact__fund-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--green));
  border-radius: 4px;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.social-impact__fund-meta {
  display: flex;
  justify-content: space-between;
  max-width: 400px;
  margin: 0 auto 20px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.social-impact__fund-meta span:last-child {
  color: var(--accent);
  font-weight: 600;
}

/* ============================================
   TRUSTED BY SECTION
   ============================================ */
.trusted {
  padding: 60px 0;
  text-align: center;
}

.trusted__title {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 24px;
}

.trusted__logos {
  display: flex;
  gap: 32px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.trusted__logo {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 12px 24px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.trusted__logo:hover {
  border-color: var(--border-accent);
  color: var(--accent);
}

/* ============================================
   WHY CHOOSE SECTION
   ============================================ */
.why-choose__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.why-choose__card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.why-choose__card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}

.why-choose__card-icon {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.why-choose__card-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.why-choose__card-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ============================================
   MOBILE OVERRIDES (expanded)
   ============================================ */
@media (max-width: 768px) {
  .products__range-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .social-impact__stories-grid {
    grid-template-columns: 1fr;
  }

  .social-impact__mission-grid {
    grid-template-columns: 1fr;
  }

  .social-impact__fund {
    padding: 24px;
  }

  .why-choose__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .products__range-grid {
    grid-template-columns: 1fr;
  }

  .social-impact__stats {
    grid-template-columns: 1fr;
  }
}