/* ALCROEN — Future of AI Dermatology */
:root {
  --white: #ffffff;
  --off-white: #f8fbfc;
  --ice: #eef7f8;
  --mist: #e2f0f2;
  --teal-50: #ecfeff;
  --teal-100: #cffafe;
  --teal-200: #a5f3fc;
  --teal-400: #22d3ee;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;
  --teal-700: #0f766e;
  --cyan-glow: #06b6d4;
  --blue-clinical: #0891b2;
  --navy: #0c3547;
  --slate: #334155;
  --slate-light: #64748b;
  --text: #1e293b;
  --text-muted: #64748b;
  --gradient-hero: linear-gradient(135deg, #ecfeff 0%, #f0fdfa 35%, #ffffff 70%, #f0f9ff 100%);
  --gradient-glow: linear-gradient(135deg, var(--teal-400), var(--cyan-glow), var(--teal-500));
  --shadow-soft: 0 4px 24px rgba(13, 148, 136, 0.08);
  --shadow-glow: 0 0 40px rgba(6, 182, 212, 0.25);
  --shadow-card: 0 8px 32px rgba(12, 53, 71, 0.06);
  --radius: 16px;
  --radius-lg: 24px;
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --nav-height: 80px;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

/* Particle canvas */
#particle-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.55;
}

.page-wrap {
  position: relative;
  z-index: 1;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: background 0.4s, box-shadow 0.4s, backdrop-filter 0.4s;
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(20px) saturate(1.4);
  box-shadow: 0 1px 0 rgba(13, 148, 136, 0.08), var(--shadow-soft);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: var(--navy);
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
  overflow: hidden;
}

.logo-mark img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  border-radius: 12px;
}

.logo-tag {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--teal-600);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: block;
  line-height: 1;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--slate);
  position: relative;
  transition: color 0.3s;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-glow);
  border-radius: 2px;
  transition: width 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--teal-700);
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  background: var(--gradient-glow);
  color: white !important;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.35);
  transition: transform 0.3s, box-shadow 0.3s;
}

.nav-cta::after { display: none !important; }

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6, 182, 212, 0.45);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  margin: 5px 0;
  transition: 0.3s;
}

/* Hero */
.hero {
  min-height: 100vh;
  padding: calc(var(--nav-height) + 4rem) 2rem 6rem;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, rgba(6, 182, 212, 0.12) 0%, transparent 70%);
  animation: pulseGlow 8s ease-in-out infinite;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, var(--white), transparent);
}

.hero-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem 0.45rem 0.65rem;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--teal-700);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
  animation: fadeUp 0.8s ease both;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--teal-500);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--teal-400);
  animation: pulse 2s ease infinite;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--navy);
  margin-bottom: 1.5rem;
  animation: fadeUp 0.8s 0.1s ease both;
}

.hero h1 .gradient-text {
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 2.5rem;
  animation: fadeUp 0.8s 0.2s ease both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  animation: fadeUp 0.8s 0.3s ease both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.95rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.35s;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient-glow);
  color: white;
  box-shadow: 0 4px 24px rgba(6, 182, 212, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 36px rgba(6, 182, 212, 0.5);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.7);
  color: var(--teal-700);
  border: 1.5px solid rgba(13, 148, 136, 0.25);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  background: white;
  border-color: var(--teal-500);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(13, 148, 136, 0.12);
  animation: fadeUp 0.8s 0.4s ease both;
}

.stat-item .stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--teal-700);
  line-height: 1;
}

.stat-item .stat-value .unit {
  font-size: 1.2rem;
}

.stat-item .stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.hero-visual {
  position: relative;
  animation: fadeUp 1s 0.2s ease both;
}

.hero-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), 0 0 60px rgba(6, 182, 212, 0.15);
}

.hero-image-wrap img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.hero-image-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid rgba(255, 255, 255, 0.6);
  z-index: 2;
  pointer-events: none;
}

.floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(6, 182, 212, 0.15);
  border-radius: 14px;
  padding: 0.85rem 1.1rem;
  box-shadow: var(--shadow-soft);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--navy);
  z-index: 3;
}

.floating-card .icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--teal-50);
  display: grid;
  place-items: center;
  font-size: 1.1rem;
}

.fc-1 { top: 8%; left: -8%; animation: float 6s ease-in-out infinite; }
.fc-2 { bottom: 12%; right: -6%; animation: float 7s 1s ease-in-out infinite; }
.fc-3 { top: 50%; right: -10%; animation: float 5.5s 0.5s ease-in-out infinite; }

.orbit-ring {
  position: absolute;
  inset: -15%;
  border: 1px dashed rgba(6, 182, 212, 0.2);
  border-radius: 50%;
  animation: orbitSpin 30s linear infinite;
  pointer-events: none;
}

.orbit-dot {
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--cyan-glow);
  border-radius: 50%;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 16px var(--cyan-glow);
}

/* Sparkles */
.sparkle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--teal-400);
  border-radius: 50%;
  pointer-events: none;
  animation: sparkle 3s ease-in-out infinite;
}

/* Sections */
section {
  padding: 6rem 2rem;
  position: relative;
}

.section-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-600);
  margin-bottom: 1rem;
}

.section-label::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--gradient-glow);
  border-radius: 2px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--navy);
  line-height: 1.15;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 620px;
  margin-bottom: 3rem;
}

/* Feature cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: white;
  border: 1px solid rgba(13, 148, 136, 0.1);
  border-radius: var(--radius);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s, box-shadow 0.4s, border-color 0.4s;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-glow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
  border-color: rgba(6, 182, 212, 0.25);
}

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

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--teal-50), var(--ice));
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.8);
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.65rem;
}

.feature-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* How it works */
.how-section {
  background: var(--off-white);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 2.5rem;
  align-items: center;
}

.step-card {
  text-align: center;
  padding: 1.5rem 0.75rem 1.75rem;
  position: relative;
  min-width: 0;
  background: white;
  border: 1px solid rgba(6, 182, 212, 0.1);
  border-radius: var(--radius);
  transition: border-color 0.4s ease, box-shadow 0.4s ease, opacity 0.4s ease, transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
  transform: scale(0.96);
}

.step-card.active {
  transform: scale(1.1);
  border-color: rgba(6, 182, 212, 0.35);
  box-shadow: var(--shadow-soft), 0 0 32px rgba(6, 182, 212, 0.18);
  z-index: 2;
}

.step-card.done {
  opacity: 0.65;
  transform: scale(0.98);
}

.step-icon {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.step-num {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin: 0 auto 0.5rem;
  border-radius: 10px;
  background: var(--ice);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--teal-600);
  line-height: 1;
  transition: background 0.4s ease, color 0.4s ease, box-shadow 0.4s ease;
}

.step-card.active .step-icon {
  font-size: 1.75rem;
}

.step-card.active .step-num {
  width: 42px;
  height: 42px;
  font-size: 0.95rem;
  background: var(--gradient-glow);
  color: white;
  box-shadow: var(--shadow-glow);
}

.step-card.done .step-num {
  background: var(--teal-50);
  color: var(--teal-700);
}

.step-card::before {
  display: none;
}

.step-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.5rem;
  line-height: 1.25;
}

.step-card.active h3 {
  color: var(--teal-700);
  font-weight: 700;
  font-size: 1.05rem;
}

.step-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.step-connector {
  position: absolute;
  top: 50%;
  right: -0.5rem;
  width: 1rem;
  height: 2px;
  background: linear-gradient(90deg, var(--teal-400), transparent);
  opacity: 0.35;
  transition: opacity 0.4s;
}

.step-card.active .step-connector,
.step-card.done .step-connector {
  opacity: 1;
  background: linear-gradient(90deg, var(--teal-500), var(--teal-300));
}

.step-card:last-child .step-connector { display: none; }

@media (min-width: 1280px) {
  .steps-grid { gap: 1rem; }

  .step-card {
    padding: 1.75rem 0.85rem 2rem;
  }

  .step-card h3 { font-size: 1rem; }

  .step-num {
    width: 40px;
    height: 40px;
    font-size: 0.9rem;
  }

  .step-card.active .step-num {
    width: 46px;
    height: 46px;
    font-size: 1rem;
  }

  .step-card.active h3 { font-size: 1.1rem; }
}

/* Split section */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.split-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.split-image img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.split-image .glow-ring {
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: var(--gradient-glow);
  opacity: 0.3;
  filter: blur(20px);
  z-index: -1;
}

/* Home — dataset visual with magnifying glass */
.split-image.dataset-visual {
  overflow: visible;
}

.dataset-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), 0 0 50px rgba(6, 182, 212, 0.1);
}

.dataset-image-wrap img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
}

.mag-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 3;
}

.mag-glass {
  position: absolute;
  width: 72px;
  height: 72px;
  transform: translate(-50%, -50%);
  animation: magInspect 18s ease-in-out infinite;
  z-index: 4;
}

.mag-lens {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.95);
  box-shadow:
    0 0 0 2px rgba(6, 182, 212, 0.5),
    0 0 20px rgba(6, 182, 212, 0.4),
    inset 0 0 12px rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(1px);
  animation: magLensPulse 2s ease-in-out infinite;
}

.mag-handle {
  position: absolute;
  bottom: 2px;
  right: -4px;
  width: 22px;
  height: 8px;
  background: linear-gradient(135deg, #cbd5e1, #94a3b8);
  border-radius: 4px;
  transform: rotate(45deg);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.mag-tag {
  position: absolute;
  padding: 6px 14px;
  background: rgba(12, 53, 71, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.01em;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  opacity: 0.92;
  transform: translate(-50%, -50%) scale(0.95);
  white-space: nowrap;
  z-index: 5;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.mag-tag-1 { left: 17%; top: 44%; animation: tagHighlight1 18s ease-in-out infinite; }
.mag-tag-2 { left: 50%; top: 44%; animation: tagHighlight2 18s ease-in-out infinite; }
.mag-tag-3 { left: 83%; top: 44%; animation: tagHighlight3 18s ease-in-out infinite; }
.mag-tag-4 { left: 17%; top: 92%; animation: tagHighlight4 18s ease-in-out infinite; }
.mag-tag-5 { left: 50%; top: 92%; animation: tagHighlight5 18s ease-in-out infinite; }
.mag-tag-6 { left: 83%; top: 92%; animation: tagHighlight6 18s ease-in-out infinite; }

@keyframes magInspect {
  0%, 14% { left: 17%; top: 22%; }
  16%, 30% { left: 50%; top: 22%; }
  32%, 46% { left: 83%; top: 22%; }
  48%, 62% { left: 17%; top: 72%; }
  64%, 78% { left: 50%; top: 72%; }
  80%, 94% { left: 83%; top: 72%; }
  96%, 100% { left: 17%; top: 22%; }
}

@keyframes magLensPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.06); }
}

@keyframes tagHighlight1 {
  0%, 14% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.08);
    background: linear-gradient(135deg, var(--teal-600), var(--cyan-glow));
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.55);
  }
  15%, 100% {
    opacity: 0.92;
    transform: translate(-50%, -50%) scale(0.95);
    background: rgba(12, 53, 71, 0.88);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  }
}
@keyframes tagHighlight2 {
  0%, 15% { opacity: 0.92; transform: translate(-50%, -50%) scale(0.95); background: rgba(12, 53, 71, 0.88); }
  16%, 30% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.08);
    background: linear-gradient(135deg, var(--teal-600), var(--cyan-glow));
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.55);
  }
  31%, 100% { opacity: 0.92; transform: translate(-50%, -50%) scale(0.95); background: rgba(12, 53, 71, 0.88); }
}
@keyframes tagHighlight3 {
  0%, 31% { opacity: 0.92; transform: translate(-50%, -50%) scale(0.95); background: rgba(12, 53, 71, 0.88); }
  32%, 46% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.08);
    background: linear-gradient(135deg, var(--teal-600), var(--cyan-glow));
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.55);
  }
  47%, 100% { opacity: 0.92; transform: translate(-50%, -50%) scale(0.95); background: rgba(12, 53, 71, 0.88); }
}
@keyframes tagHighlight4 {
  0%, 47% { opacity: 0.92; transform: translate(-50%, -50%) scale(0.95); background: rgba(12, 53, 71, 0.88); }
  48%, 62% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.08);
    background: linear-gradient(135deg, var(--teal-600), var(--cyan-glow));
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.55);
  }
  63%, 100% { opacity: 0.92; transform: translate(-50%, -50%) scale(0.95); background: rgba(12, 53, 71, 0.88); }
}
@keyframes tagHighlight5 {
  0%, 63% { opacity: 0.92; transform: translate(-50%, -50%) scale(0.95); background: rgba(12, 53, 71, 0.88); }
  64%, 78% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.08);
    background: linear-gradient(135deg, var(--teal-600), var(--cyan-glow));
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.55);
  }
  79%, 100% { opacity: 0.92; transform: translate(-50%, -50%) scale(0.95); background: rgba(12, 53, 71, 0.88); }
}
@keyframes tagHighlight6 {
  0%, 79% { opacity: 0.92; transform: translate(-50%, -50%) scale(0.95); background: rgba(12, 53, 71, 0.88); }
  80%, 94% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.08);
    background: linear-gradient(135deg, var(--teal-600), var(--cyan-glow));
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.55);
  }
  95%, 100% { opacity: 0.92; transform: translate(-50%, -50%) scale(0.95); background: rgba(12, 53, 71, 0.88); }
}

.split-image.about-visual {
  overflow: visible;
}

.split-image.about-visual .glow-ring,
.split-image.why-visual .glow-ring {
  animation: glowPulse 4s ease-in-out infinite;
}

.about-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), 0 0 50px rgba(6, 182, 212, 0.12);
}

.about-image-wrap img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  animation: imageDrift 12s ease-in-out infinite;
}

.scan-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  overflow: hidden;
}

.scan-overlay::before {
  content: "";
  position: absolute;
  inset: -50% 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(6, 182, 212, 0.04) 3px,
    rgba(6, 182, 212, 0.04) 4px
  );
  opacity: 0.7;
  animation: gridDrift 6s linear infinite;
}

.scan-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(6, 182, 212, 0.3) 15%,
    var(--cyan-glow) 50%,
    rgba(6, 182, 212, 0.3) 85%,
    transparent 100%
  );
  box-shadow:
    0 0 12px rgba(6, 182, 212, 0.8),
    0 0 24px rgba(6, 182, 212, 0.4),
    0 -8px 32px rgba(6, 182, 212, 0.15),
    0 8px 32px rgba(6, 182, 212, 0.15);
  animation: scanSweep 2.6s ease-in-out infinite;
  z-index: 3;
}

.scan-line-reverse {
  animation: scanSweepReverse 3.2s 1.3s ease-in-out infinite;
  opacity: 0.65;
  height: 1px;
}

.scan-line-trail {
  position: absolute;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(
    to bottom,
    rgba(6, 182, 212, 0.18) 0%,
    rgba(6, 182, 212, 0.06) 40%,
    transparent 100%
  );
  animation: scanSweep 2.6s ease-in-out infinite;
  z-index: 2;
}

.scan-line-trail-reverse {
  animation: scanSweepReverse 3.2s 1.3s ease-in-out infinite;
  background: linear-gradient(
    to top,
    rgba(6, 182, 212, 0.14) 0%,
    rgba(6, 182, 212, 0.05) 40%,
    transparent 100%
  );
}

.scan-particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--cyan-glow);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--cyan-glow);
  z-index: 4;
  animation: particleFloat 5s ease-in-out infinite;
}

.sp-1 { top: 20%; left: 15%; animation-delay: 0s; animation-duration: 4.5s; }
.sp-2 { top: 55%; left: 72%; animation-delay: -1.2s; animation-duration: 5.5s; }
.sp-3 { top: 75%; left: 35%; animation-delay: -2.5s; animation-duration: 4s; }
.sp-4 { top: 35%; left: 58%; animation-delay: -0.8s; animation-duration: 6s; }

.speech-bubble {
  position: absolute;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: 16px;
  padding: 0.75rem 1rem;
  box-shadow: var(--shadow-soft), 0 0 24px rgba(6, 182, 212, 0.12);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--navy);
  z-index: 4;
  max-width: 200px;
  line-height: 1.35;
}

.speech-bubble small {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.72rem;
}

.speech-bubble::after {
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  border-style: solid;
}

.sb-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--teal-50), var(--ice));
  display: grid;
  place-items: center;
  font-size: 0.95rem;
  flex-shrink: 0;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
  animation: iconBounce 2.5s ease-in-out infinite;
}

.sb-1 {
  top: 6%;
  left: -10%;
  animation: floatBubble 4s ease-in-out infinite, bubblePulse 2.2s ease-in-out infinite, bubbleSway 6s ease-in-out infinite;
}

.sb-1::after {
  bottom: -8px;
  right: 24px;
  border-width: 8px 8px 0 8px;
  border-color: rgba(255, 255, 255, 0.94) transparent transparent transparent;
  filter: drop-shadow(0 2px 2px rgba(6, 182, 212, 0.08));
}

.sb-2 {
  bottom: 18%;
  right: -8%;
  animation: floatBubble 4.8s 0.6s ease-in-out infinite, bubblePulse 2.5s 0.4s ease-in-out infinite, bubbleSway 7s 1s ease-in-out infinite reverse;
}

.sb-2::after {
  bottom: -8px;
  left: 20px;
  border-width: 8px 8px 0 8px;
  border-color: rgba(255, 255, 255, 0.94) transparent transparent transparent;
  filter: drop-shadow(0 2px 2px rgba(6, 182, 212, 0.08));
}

.sb-3 {
  top: 42%;
  right: -12%;
  animation: floatBubble 3.8s 1s ease-in-out infinite, bubblePulse 2s 0.8s ease-in-out infinite, bubbleSway 5.5s 0.5s ease-in-out infinite;
}

.sb-3::after {
  top: 50%;
  left: -8px;
  transform: translateY(-50%);
  border-width: 6px 8px 6px 0;
  border-color: transparent rgba(255, 255, 255, 0.94) transparent transparent;
  filter: drop-shadow(-2px 0 2px rgba(6, 182, 212, 0.08));
}

/* Why Us page — pillar pulses + data streams */
.split-image.why-visual {
  overflow: visible;
}

.pillars-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), 0 0 50px rgba(6, 182, 212, 0.12);
}

.pillars-image-wrap img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  animation: imageDrift 14s ease-in-out infinite;
}

.pillars-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  overflow: hidden;
}

.diagonal-scan {
  position: absolute;
  inset: -20%;
  pointer-events: none;
  z-index: 5;
}

.diagonal-scan-line {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 160%;
  height: 1px;
  margin-left: -80%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(6, 182, 212, 0.25) 20%,
    var(--cyan-glow) 50%,
    rgba(6, 182, 212, 0.25) 80%,
    transparent 100%
  );
  box-shadow:
    0 0 10px rgba(6, 182, 212, 0.9),
    0 0 20px rgba(6, 182, 212, 0.4);
  animation: diagonalScanLine 3s ease-in-out infinite;
}

.diagonal-scan-reverse .diagonal-scan-line {
  animation: diagonalScanLineReverse 3.5s 1.5s ease-in-out infinite;
  opacity: 0.55;
}

.diagonal-scan-trail {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 160%;
  height: 48px;
  margin-left: -80%;
  margin-top: -24px;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(6, 182, 212, 0.12) 45%,
    rgba(6, 182, 212, 0.04) 70%,
    transparent 100%
  );
  animation: diagonalScanTrail 3s ease-in-out infinite;
  filter: blur(2px);
}

.diagonal-scan-reverse .diagonal-scan-trail {
  animation: diagonalScanTrailReverse 3.5s 1.5s ease-in-out infinite;
}

.pillars-overlay .scan-particle {
  z-index: 6;
}

.pillars-overlay .sp-1 { top: 15%; left: 22%; }
.pillars-overlay .sp-2 { top: 60%; left: 68%; animation-duration: 4s; }
.pillars-overlay .sp-3 { top: 80%; left: 45%; }
.pillars-overlay .sp-4 { top: 28%; left: 78%; animation-duration: 3.5s; }

.pillar-zone {
  position: absolute;
  bottom: 18%;
  width: 22%;
  height: 55%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.pillar-zone-1 { left: 14%; }
.pillar-zone-2 { left: 39%; width: 24%; }
.pillar-zone-3 { right: 14%; left: auto; width: 22%; }

.pillar-beam {
  position: absolute;
  bottom: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(
    to top,
    rgba(6, 182, 212, 0.25) 0%,
    rgba(6, 182, 212, 0.08) 50%,
    transparent 100%
  );
  border-radius: 4px 4px 0 0;
  animation: beamPulse 1.8s ease-in-out infinite, beamSway 4s ease-in-out infinite;
  filter: blur(1px);
}

.pillar-zone-1 .pillar-beam { animation-delay: 0s; }
.pillar-zone-2 .pillar-beam { animation-delay: 0.8s; }
.pillar-zone-3 .pillar-beam { animation-delay: 1.6s; }

.pillar-beam-bright {
  background: linear-gradient(
    to top,
    rgba(6, 182, 212, 0.35) 0%,
    rgba(34, 211, 238, 0.15) 40%,
    transparent 100%
  );
  animation: beamPulse 1.5s ease-in-out infinite, beamSway 3.5s ease-in-out infinite;
}

.pillar-ring {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 80%;
  aspect-ratio: 1;
  border: 2px solid rgba(6, 182, 212, 0.5);
  border-radius: 50%;
  transform: translateX(-50%) scale(0.3);
  opacity: 0;
  animation: pillarRingExpand 2.2s ease-out infinite;
}

.pillar-zone-1 .pillar-ring { animation-delay: 0s; }
.pillar-zone-2 .pillar-ring { animation-delay: 1s; }
.pillar-zone-3 .pillar-ring { animation-delay: 2s; }

.pillar-ring-delay {
  animation-delay: 1.5s !important;
}

.pillar-zone-1 .pillar-ring-delay { animation-delay: 1.5s !important; }
.pillar-zone-2 .pillar-ring-delay { animation-delay: 2.5s !important; }
.pillar-zone-3 .pillar-ring-delay { animation-delay: 0.5s !important; }

.neural-node {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--cyan-glow);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--cyan-glow);
  animation: nodeOrbit 3s linear infinite;
}

.neural-node { top: 30%; left: 30%; }
.neural-node-2 { top: 45%; left: 60%; animation-delay: -1s; animation-duration: 3.5s; }
.neural-node-3 { top: 55%; left: 40%; animation-delay: -2s; animation-duration: 2.8s; }
.neural-node-4 { top: 22%; left: 50%; animation-delay: -0.5s; animation-duration: 4s; width: 5px; height: 5px; }
.neural-node-5 { top: 65%; left: 25%; animation-delay: -1.8s; animation-duration: 3.2s; width: 4px; height: 4px; }

.data-stream {
  position: absolute;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(6, 182, 212, 0.6),
    rgba(34, 211, 238, 0.8),
    rgba(6, 182, 212, 0.6),
    transparent
  );
  box-shadow: 0 0 8px rgba(6, 182, 212, 0.5);
}

.data-stream-1 {
  top: 38%;
  left: 22%;
  width: 28%;
  transform: rotate(-8deg);
  animation: dataFlow1 2s linear infinite;
}

.data-stream-2 {
  top: 52%;
  left: 48%;
  width: 28%;
  transform: rotate(6deg);
  animation: dataFlow2 2s linear infinite;
  animation-delay: 0.7s;
}

.data-stream-3 {
  top: 28%;
  left: 55%;
  width: 22%;
  transform: rotate(-15deg);
  animation: dataFlow3 2.4s linear infinite;
  animation-delay: 1.4s;
  height: 1.5px;
}

.speech-bubble.pillar-sb {
  border-radius: 18px;
  padding: 0.7rem 0.95rem;
}

.speech-bubble.pillar-sb::after {
  border-width: 7px 7px 0 7px;
  border-color: rgba(255, 255, 255, 0.94) transparent transparent transparent;
}

.sb-icon-speed { background: linear-gradient(135deg, #fef3c7, #fde68a); animation: iconBounce 2s ease-in-out infinite; }
.sb-icon-ai { background: linear-gradient(135deg, var(--teal-50), var(--teal-100)); animation: iconBounce 2.2s 0.3s ease-in-out infinite; }
.sb-icon-trust { background: linear-gradient(135deg, #d1fae5, #a7f3d0); animation: iconBounce 1.8s 0.6s ease-in-out infinite; }

.pillar-sb-1 {
  top: 4%;
  left: 2%;
  animation: bubbleSlideInLeft 4.5s ease-in-out infinite, bubbleGlowAmber 2s ease-in-out infinite, bubbleSway 5s ease-in-out infinite;
}

.pillar-sb-1::after {
  bottom: -7px;
  left: 28px;
}

.pillar-sb-2 {
  top: -2%;
  right: 28%;
  animation: bubblePopCenter 3.5s ease-in-out infinite, bubbleGlowCyan 1.8s ease-in-out infinite, bubbleSway 4s 0.5s ease-in-out infinite reverse;
}

.pillar-sb-2::after {
  bottom: -7px;
  left: 50%;
  transform: translateX(-50%);
}

.pillar-sb-3 {
  bottom: 8%;
  right: 2%;
  animation: bubbleSlideInRight 5s 0.3s ease-in-out infinite, bubbleGlowGreen 2.2s 0.2s ease-in-out infinite, bubbleSway 6s 1s ease-in-out infinite;
}

.pillar-sb-3::after {
  bottom: auto;
  top: -7px;
  right: 28px;
  border-width: 0 7px 7px 7px;
  border-color: transparent transparent rgba(255, 255, 255, 0.94) transparent;
}

.split-content .check-list {
  margin-top: 1.5rem;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.65rem 0;
  font-size: 0.95rem;
  color: var(--slate);
}

.check-list li::before {
  content: "✓";
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: var(--teal-50);
  color: var(--teal-600);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.75rem;
  font-weight: 700;
}

/* Trust bar */
.trust-bar {
  background: white;
  border-top: 1px solid rgba(13, 148, 136, 0.08);
  border-bottom: 1px solid rgba(13, 148, 136, 0.08);
  padding: 2.5rem 2rem;
}

.trust-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}

.trust-item {
  text-align: center;
  flex: 1;
  min-width: 140px;
}

.trust-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 0.25rem;
}

.trust-item span {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* CTA band */
.cta-band {
  background: linear-gradient(135deg, var(--navy) 0%, #0a4a5e 50%, var(--teal-700) 100%);
  padding: 5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
  position: relative;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.75);
  max-width: 540px;
  margin: 0 auto 2rem;
  position: relative;
}

.cta-band .btn-primary {
  position: relative;
  background: white;
  color: var(--teal-700);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

.pres-why-next {
  text-align: center;
  padding: 3rem 2rem 4rem;
  background: var(--off-white);
}

.pres-next-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2.5rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  background: var(--gradient-glow);
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 6px 28px rgba(6, 182, 212, 0.35);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.pres-next-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 36px rgba(6, 182, 212, 0.45);
}

/* Page hero (inner pages) */
.page-hero {
  padding: calc(var(--nav-height) + 4rem) 2rem 4rem;
  background: var(--gradient-hero);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.page-hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto;
}

/* About - team */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.team-card {
  background: white;
  border: 1px solid rgba(13, 148, 136, 0.1);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  gap: 1.5rem;
  transition: box-shadow 0.4s, transform 0.4s;
}

.team-card:hover {
  box-shadow: var(--shadow-card), 0 0 40px rgba(6, 182, 212, 0.1);
  transform: translateY(-4px);
}

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  background: var(--gradient-glow);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
}

.team-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--navy);
}

.team-card .role {
  font-size: 0.85rem;
  color: var(--teal-600);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.team-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--teal-400), var(--teal-200), transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
  padding-left: 1.5rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -2rem;
  top: 0.35rem;
  width: 12px;
  height: 12px;
  background: var(--teal-500);
  border-radius: 50%;
  border: 3px solid white;
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.5);
  transform: translateX(-5px);
}

.timeline-item h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.35rem;
}

.timeline-item p {
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* Why us - comparison */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.comparison-card {
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}

.comparison-card.before {
  background: var(--ice);
  border: 1px solid rgba(100, 116, 139, 0.15);
}

.comparison-card.after {
  background: white;
  border: 1px solid rgba(6, 182, 212, 0.2);
  box-shadow: var(--shadow-card), 0 0 50px rgba(6, 182, 212, 0.08);
}

.comparison-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.comparison-card.before h3 { color: var(--slate-light); }
.comparison-card.after h3 { color: var(--teal-700); }

.comparison-card li {
  padding: 0.6rem 0;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.comparison-card.before li { color: var(--slate-light); }
.comparison-card.after li { color: var(--slate); }

/* Metric cards */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.metric-card {
  text-align: center;
  padding: 2.5rem 1.5rem;
  background: white;
  border: 1px solid rgba(13, 148, 136, 0.1);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s, box-shadow 0.4s;
}

.metric-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.metric-card .metric-value {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 800;
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.metric-card .metric-label {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.metric-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  background: var(--gradient-glow);
  border-radius: 3px 3px 0 0;
  opacity: 0;
  transition: opacity 0.3s;
}

.metric-card:hover::after { opacity: 1; }

/* Footer */
.footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.7);
  padding: 4rem 2rem 2rem;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer .logo { color: white; margin-bottom: 1rem; }
.footer .logo-tag { color: var(--teal-200); }

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.footer-links a {
  display: block;
  font-size: 0.9rem;
  padding: 0.35rem 0;
  transition: color 0.3s;
}

.footer-links a:hover { color: var(--teal-200); }

.footer-bottom {
  max-width: 1280px;
  margin: 3rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* Keyframes */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes orbitSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes logoSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes sparkle {
  0%, 100% { opacity: 0; transform: scale(0); }
  50% { opacity: 1; transform: scale(1); }
}

@keyframes scanSweep {
  0% { top: -5%; opacity: 0; }
  6% { opacity: 1; }
  94% { opacity: 1; }
  100% { top: 105%; opacity: 0; }
}

@keyframes scanSweepReverse {
  0% { top: 105%; opacity: 0; }
  6% { opacity: 0.8; }
  94% { opacity: 0.8; }
  100% { top: -5%; opacity: 0; }
}

@keyframes gridDrift {
  0% { transform: translateY(0); }
  100% { transform: translateY(8px); }
}

@keyframes particleFloat {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; }
  25% { transform: translate(14px, -18px) scale(1.3); opacity: 1; }
  50% { transform: translate(-10px, -28px) scale(0.8); opacity: 0.6; }
  75% { transform: translate(-16px, 8px) scale(1.1); opacity: 0.9; }
}

@keyframes imageDrift {
  0%, 100% { transform: scale(1) translate(0, 0); }
  33% { transform: scale(1.03) translate(-1%, -0.5%); }
  66% { transform: scale(1.02) translate(0.5%, 0.3%); }
}

@keyframes iconBounce {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.12); }
}

@keyframes floatBubble {
  0%, 100% { transform: translateY(0) translateX(0) rotate(0deg); }
  25% { transform: translateY(-16px) translateX(8px) rotate(1.5deg); }
  50% { transform: translateY(-8px) translateX(-6px) rotate(-1deg); }
  75% { transform: translateY(-20px) translateX(4px) rotate(0.8deg); }
}

@keyframes bubbleSway {
  0%, 100% { margin-left: 0; }
  50% { margin-left: 6px; }
}

@keyframes bubblePulse {
  0%, 100% { box-shadow: var(--shadow-soft), 0 0 24px rgba(6, 182, 212, 0.12); }
  50% { box-shadow: var(--shadow-soft), 0 0 44px rgba(6, 182, 212, 0.38); }
}

@keyframes diagonalScanLine {
  0% { transform: rotate(-38deg) translateY(-120%); opacity: 0; }
  6% { opacity: 1; }
  94% { opacity: 1; }
  100% { transform: rotate(-38deg) translateY(120%); opacity: 0; }
}

@keyframes diagonalScanLineReverse {
  0% { transform: rotate(38deg) translateY(-120%); opacity: 0; }
  6% { opacity: 0.75; }
  94% { opacity: 0.75; }
  100% { transform: rotate(38deg) translateY(120%); opacity: 0; }
}

@keyframes diagonalScanTrail {
  0% { transform: rotate(-38deg) translateY(-120%); opacity: 0; }
  6% { opacity: 0.8; }
  94% { opacity: 0.8; }
  100% { transform: rotate(-38deg) translateY(120%); opacity: 0; }
}

@keyframes diagonalScanTrailReverse {
  0% { transform: rotate(38deg) translateY(-120%); opacity: 0; }
  6% { opacity: 0.55; }
  94% { opacity: 0.55; }
  100% { transform: rotate(38deg) translateY(120%); opacity: 0; }
}

@keyframes beamPulse {
  0%, 100% { opacity: 0.35; transform: scaleY(0.88) scaleX(1); }
  50% { opacity: 1; transform: scaleY(1.05) scaleX(1.08); }
}

@keyframes beamSway {
  0%, 100% { margin-left: 0; }
  50% { margin-left: 8px; }
}

@keyframes pillarRingExpand {
  0% { transform: translateX(-50%) scale(0.15); opacity: 0.85; }
  100% { transform: translateX(-50%) scale(1.6); opacity: 0; }
}

@keyframes nodeOrbit {
  0% { transform: translate(0, 0) scale(1); opacity: 1; }
  20% { transform: translate(18px, -14px) scale(1.4); opacity: 0.7; }
  40% { transform: translate(-12px, -22px) scale(0.85); opacity: 1; }
  60% { transform: translate(-18px, 10px) scale(1.2); opacity: 0.6; }
  80% { transform: translate(8px, 16px) scale(1); opacity: 0.9; }
  100% { transform: translate(0, 0) scale(1); opacity: 1; }
}

@keyframes dataFlow1 {
  0% { opacity: 0; transform: rotate(-8deg) translateX(-30%) scaleX(0.5); }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { opacity: 0; transform: rotate(-8deg) translateX(30%) scaleX(1); }
}

@keyframes dataFlow2 {
  0% { opacity: 0; transform: rotate(6deg) translateX(-30%) scaleX(0.5); }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { opacity: 0; transform: rotate(6deg) translateX(30%) scaleX(1); }
}

@keyframes dataFlow3 {
  0% { opacity: 0; transform: rotate(-15deg) translateX(-40%) scaleX(0.4); }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { opacity: 0; transform: rotate(-15deg) translateX(40%) scaleX(1.1); }
}

@keyframes bubbleSlideInLeft {
  0%, 100% { transform: translateX(0) translateY(0) rotate(0deg); }
  50% { transform: translateX(14px) translateY(-12px) rotate(2deg); }
}

@keyframes bubbleSlideInRight {
  0%, 100% { transform: translateX(0) translateY(0) rotate(0deg); }
  50% { transform: translateX(-14px) translateY(-14px) rotate(-2deg); }
}

@keyframes bubblePopCenter {
  0%, 100% { transform: translateY(0) scale(1); }
  12% { transform: translateY(-8px) scale(1.07); }
  24% { transform: translateY(0) scale(1); }
  36% { transform: translateY(-5px) scale(1.04); }
  48% { transform: translateY(0) scale(1); }
  60% { transform: translateY(-3px) scale(1.02); }
  72% { transform: translateY(0) scale(1); }
}

@keyframes bubbleGlowAmber {
  0%, 100% { box-shadow: var(--shadow-soft), 0 0 20px rgba(251, 191, 36, 0.15); }
  50% { box-shadow: var(--shadow-soft), 0 0 32px rgba(251, 191, 36, 0.35); }
}

@keyframes bubbleGlowCyan {
  0%, 100% { box-shadow: var(--shadow-soft), 0 0 24px rgba(6, 182, 212, 0.2); }
  50% { box-shadow: var(--shadow-soft), 0 0 40px rgba(6, 182, 212, 0.45); }
}

@keyframes bubbleGlowGreen {
  0%, 100% { box-shadow: var(--shadow-soft), 0 0 20px rgba(16, 185, 129, 0.15); }
  50% { box-shadow: var(--shadow-soft), 0 0 32px rgba(16, 185, 129, 0.35); }
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.25; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(1.04); }
}

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid,
  .split-section,
  .comparison-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .step-card { padding: 1.5rem 1rem; }
  .step-card h3 { font-size: 1rem; }
  .step-card p { font-size: 0.88rem; }
  .step-card::before { font-size: 2.5rem; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .fc-1, .fc-3 { display: none; }
  .sb-1, .sb-3 { display: none; }
  .pillar-sb-1, .pillar-sb-3 { display: none; }
  .speech-bubble { max-width: 170px; font-size: 0.72rem; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-120%);
    opacity: 0;
    transition: 0.4s;
    box-shadow: var(--shadow-soft);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-toggle { display: block; }
  .hero-stats { flex-wrap: wrap; gap: 1.5rem; }
  .features-grid,
  .steps-grid,
  .team-grid,
  .metrics-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .step-connector { display: none; }
  .trust-inner { justify-content: center; }
}