/* ============================================================
   ANATO-TECH — styles.css  (Light & Airy Edition)
   ============================================================ */

/* ── Custom Properties ──────────────────────────────────────── */
:root {
  /* Backgrounds */
  --bg-page:       #F4F6FB;   /* cool light gray page base */
  --bg-surface:    #FFFFFF;   /* cards, panels */
  --bg-subtle:     #EBEEf6;   /* alternate sections */
  --bg-dark:       #0A0F1E;   /* hero, stats, CTA, footer */
  --bg-mid:        #141B2D;   /* dark card bg */

  /* Brand */
  --electric-blue:       #0099CC;   /* deeper for light-bg legibility */
  --electric-blue-light: #00C2FF;   /* lighter for dark-bg use */
  --precision-teal:      #00C9A7;
  --ice-blue:            #E8F4FF;

  /* Text – light contexts */
  --text-heading:  #0D1421;
  --text-body:     #374151;
  --text-muted:    #6B7280;
  --text-subtle:   #9CA3AF;

  /* Text – dark contexts */
  --pure-white:    #FFFFFF;
  --ash:           #B4B2A9;
  --slate:         #8C8C88;

  /* Borders */
  --border-light:  rgba(0, 0, 0, 0.07);
  --border-mid:    rgba(255, 255, 255, 0.08);

  /* Shadows — layered for physical realism */
  --shadow-xs:     0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm:     0 2px 8px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
  --shadow-md:     0 6px 24px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.04);
  --shadow-lg:     0 16px 48px rgba(0,0,0,0.10), 0 4px 16px rgba(0,0,0,0.05);
  --shadow-hover:  0 24px 64px rgba(0,0,0,0.13), 0 8px 24px rgba(0,0,0,0.07);
  --shadow-blue:   0 8px 32px rgba(0, 153, 204, 0.25);

  /* Spacing */
  --space-xs:  8px;
  --space-sm:  16px;
  --space-md:  32px;
  --space-lg:  64px;
  --space-xl:  96px;

  /* Typography */
  --font-body:    'Inter', system-ui, sans-serif;
  --font-heading: 'Space Grotesk', system-ui, sans-serif;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Spring easing */
  --spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 0.2s var(--ease-out);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-page);
  color: var(--text-body);
  line-height: 1.65;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── Layout ─────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section { padding: var(--space-xl) 0; }

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--text-heading);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

/* Eyebrow — refined pill with dot accent */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--electric-blue);
  margin-bottom: var(--space-sm);
}
.eyebrow::before {
  content: '';
  display: block;
  width: 18px;
  height: 2px;
  background: var(--electric-blue);
  border-radius: 2px;
  flex-shrink: 0;
  transition: width 0.4s var(--ease-out);
}
.reveal.visible .eyebrow::before { width: 28px; }

/* Dark-section eyebrow */
.eyebrow-dark {
  color: var(--electric-blue-light);
}
.eyebrow-dark::before { background: var(--electric-blue-light); }

.section-heading {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
  color: var(--text-heading);
}

/* Dark bg overrides */
.dark-section .section-heading,
.dark-section h1,
.dark-section h2,
.dark-section h3 { color: var(--pure-white); }

.section-sub {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.75;
}
.dark-section .section-sub { color: var(--ash); }

.section-header { margin-bottom: var(--space-lg); }
.section-header-centered { text-align: center; }
.section-header-centered .section-sub { margin: 0 auto; }

.highlight { color: var(--electric-blue-light); }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 11px 22px;
  transition:
    transform 0.18s var(--spring),
    box-shadow 0.2s var(--ease-out),
    background 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease;
  white-space: nowrap;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  /* Ripple base */
  isolation: isolate;
}

/* Ripple pseudo-element */
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.15);
  opacity: 0;
  border-radius: inherit;
  transition: opacity 0.15s ease;
}
.btn:active::after { opacity: 1; }
.btn:active { transform: scale(0.97) translateY(1px); }

.btn-primary {
  background: var(--electric-blue);
  color: #FFFFFF;
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover {
  background: #0088BB;
  box-shadow: 0 12px 40px rgba(0, 153, 204, 0.35);
  transform: translateY(-2px);
}
.btn-primary:active { transform: scale(0.97) translateY(0); }

/* Primary on dark bg */
.dark-section .btn-primary {
  background: var(--electric-blue-light);
  color: var(--bg-dark);
  box-shadow: 0 8px 32px rgba(0, 194, 255, 0.3);
}
.dark-section .btn-primary:hover {
  background: #33CDFF;
  box-shadow: 0 12px 40px rgba(0, 194, 255, 0.45);
}

.btn-ghost {
  background: transparent;
  color: var(--text-body);
  border: 1.5px solid var(--border-light);
  box-shadow: var(--shadow-xs);
}
.btn-ghost:hover {
  border-color: rgba(0,0,0,0.18);
  background: rgba(0,0,0,0.02);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

/* Ghost on dark bg */
.dark-section .btn-ghost {
  color: var(--pure-white);
  border-color: rgba(255,255,255,0.2);
}
.dark-section .btn-ghost:hover {
  border-color: rgba(255,255,255,0.45);
  background: rgba(255,255,255,0.05);
}

.btn-lg { font-size: 15px; padding: 13px 28px; }

/* ── Logo ────────────────────────────────────────────────────── */
.logo {
  display: flex;
  align-items: baseline;
  gap: 4px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-anato {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-heading);
  letter-spacing: -0.5px;
  transition: color 0.15s ease;
}
.logo-tech {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 300;
  color: var(--text-muted);
  letter-spacing: 3px;
  margin-left: 2px;
}
.logo-dot {
  font-size: 8px;
  color: var(--precision-teal);
  margin-left: 3px;
}
/* Logo on dark bg */
.dark-section .logo-anato,
.footer .logo-anato { color: var(--pure-white); }
.dark-section .logo-tech,
.footer .logo-tech { color: var(--slate); }

/* ── Navigation ─────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 1px 0 rgba(0,0,0,0.04), 0 2px 12px rgba(0,0,0,0.04);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.nav-inner {
  display: flex;
  align-items: center;
  height: 64px;
  gap: var(--space-md);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  transition: color 0.15s ease, background 0.15s ease;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 14px;
  right: 14px;
  height: 1.5px;
  background: var(--electric-blue);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.25s var(--ease-out);
}
.nav-link:hover { color: var(--text-heading); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--electric-blue); }
.nav-link.active::after { transform: scaleX(1); }

.nav-cta { margin-left: var(--space-sm); }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  margin-left: auto;
  padding: 4px;
}
.hamburger-line {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: transform 0.25s var(--ease-out), opacity 0.2s ease;
}
.hamburger[aria-expanded="true"] .hamburger-line:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger[aria-expanded="true"] .hamburger-line:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] .hamburger-line:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Mobile Nav ─────────────────────────────────────────────── */
.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background: var(--bg-surface);
  border-left: 1px solid var(--border-light);
  box-shadow: var(--shadow-hover);
  z-index: 200;
  padding: var(--space-lg) var(--space-md);
  transform: translateX(100%);
  transition: transform 0.32s var(--ease-out);
  display: flex;
  flex-direction: column;
}
.mobile-nav.open { transform: translateX(0); }

.mobile-nav-close {
  position: absolute;
  top: 20px;
  right: 20px;
  color: var(--text-muted);
  font-size: 18px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: color 0.15s ease, background 0.15s ease;
}
.mobile-nav-close:hover { color: var(--text-heading); background: var(--bg-subtle); }

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: var(--space-md);
}
.mobile-nav-link {
  font-size: 18px;
  font-weight: 500;
  color: var(--text-body);
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
  display: block;
  transition: color 0.15s ease, padding-left 0.2s var(--ease-out);
}
.mobile-nav-link:hover { color: var(--electric-blue); padding-left: 8px; }

.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(2px);
  z-index: 190;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.mobile-nav-overlay.open { opacity: 1; pointer-events: all; }

/* ── Hero (stays dark — dramatic anchor) ─────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--bg-dark);
  padding-top: 64px;
  position: relative;
  overflow: hidden;
}

/* Subtle noise texture on hero */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.4;
}

.hero-cursor-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(600px at var(--gx, 50%) var(--gy, 50%), rgba(0, 194, 255, 0.05), transparent 70%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  padding-top: var(--space-lg);
  padding-bottom: var(--space-lg);
  position: relative;
  z-index: 1;
}

.hero-content { max-width: 580px; }

.hero-heading {
  font-size: clamp(42px, 5.5vw, 72px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.06;
  color: var(--pure-white);
  margin-bottom: var(--space-md);
}

.hero-sub {
  font-size: 18px;
  color: var(--ash);
  line-height: 1.75;
  margin-bottom: var(--space-md);
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.stat-item { display: flex; flex-direction: column; gap: 2px; }

.stat-number {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--pure-white);
  line-height: 1;
}
.stat-label { font-size: 12px; color: var(--ash); }
.stat-divider { width: 1px; height: 36px; background: rgba(255,255,255,0.12); flex-shrink: 0; }

.hero-graphic { display: flex; justify-content: center; align-items: center; }
.hero-svg { max-width: 100%; height: auto; }

/* ── Trust / Marquee Bar ─────────────────────────────────────── */
.marquee-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: var(--space-md) 0;
  overflow: hidden;
}

.marquee-label {
  text-align: center;
  font-size: 11px;
  color: var(--text-subtle);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.marquee-track-outer { overflow: hidden; width: 100%; }
.marquee-track { width: 100%; overflow: hidden; }

.marquee-inner {
  display: flex;
  gap: var(--space-sm);
  width: max-content;
  animation: scroll-x 32s linear infinite;
}

.marquee-badge {
  border: 1px solid var(--border-light);
  border-radius: 100px;
  padding: 6px 18px;
  color: var(--text-muted);
  font-size: 12px;
  white-space: nowrap;
  flex-shrink: 0;
  background: var(--bg-subtle);
  transition: background 0.2s ease, color 0.2s ease;
}
.marquee-badge:hover { background: var(--ice-blue); color: var(--electric-blue); }

@keyframes scroll-x {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ── Platform / Feature Grid ────────────────────────────────── */
.platform-section { background: var(--bg-page); }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.3s var(--spring),
    box-shadow 0.3s var(--ease-out),
    border-color 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 14px;
  cursor: default;
}
.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(0, 153, 204, 0.2);
}

/* Icon spring on card hover */
.feature-icon svg {
  transition: transform 0.35s var(--spring);
}
.feature-card:hover .feature-icon svg {
  transform: scale(1.12) rotate(-4deg);
}

/* Override SVG strokes for light bg */
.feature-icon svg circle,
.feature-icon svg ellipse,
.feature-icon svg rect,
.feature-icon svg line,
.feature-icon svg polyline,
.feature-icon svg polygon,
.feature-icon svg path { stroke-opacity: 1; }

.feature-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--electric-blue);
  background: rgba(0, 153, 204, 0.08);
  border-radius: 100px;
  padding: 3px 10px;
  display: inline-block;
  width: fit-content;
}

.feature-title {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.3;
}

.feature-desc { font-size: 14px; color: var(--text-muted); line-height: 1.7; flex: 1; }

/* ── IO Explainer ───────────────────────────────────────────── */
.io-explainer-section { background: var(--bg-subtle); }

.io-steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.io-step {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.3s var(--spring), box-shadow 0.3s var(--ease-out);
}
.io-step:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.io-step-num {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 700;
  color: var(--electric-blue);
  opacity: 0.35;
  line-height: 1;
}
.io-step-title {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-heading);
}
.io-step-desc { font-size: 13px; color: var(--text-muted); line-height: 1.65; }

/* ── Stats (stays dark) ──────────────────────────────────────── */
.stats-section {
  background: var(--bg-dark);
  padding: var(--space-xl) 0;
  position: relative;
  overflow: hidden;
}

.stats-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 100% 40px;
  pointer-events: none;
}

.stats-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.big-stat {
  flex: 1;
  min-width: 160px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: var(--space-md);
  text-align: center;
}

.big-stat-number {
  font-family: var(--font-heading);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700;
  color: var(--pure-white);
  line-height: 1;
  letter-spacing: -0.04em;
}

.big-stat-label {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ash);
  line-height: 1.4;
  max-width: 160px;
}

.stat-vdivider {
  width: 1px;
  height: 64px;
  background: rgba(255,255,255,0.08);
  flex-shrink: 0;
  align-self: center;
}

/* ── Product Catalog ─────────────────────────────────────────── */
.catalog-section { background: var(--bg-surface); }

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.product-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition:
    transform 0.3s var(--spring),
    box-shadow 0.3s var(--ease-out),
    border-color 0.2s ease;
}
.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(0, 153, 204, 0.18);
}

.product-card-wide { grid-column: 1 / -1; }

.product-image {
  position: relative;
  background: var(--bg-subtle);
  overflow: hidden;
}
.product-image-wide svg { height: 220px; }

/* Shimmer on image hover */
.product-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.12) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}
.product-card:hover .product-image::after { transform: translateX(100%); }

.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
  background: rgba(0, 153, 204, 0.12);
  color: var(--electric-blue);
  border: 1px solid rgba(0, 153, 204, 0.25);
  backdrop-filter: blur(4px);
}
.product-badge-teal {
  background: rgba(0, 201, 167, 0.12);
  color: var(--precision-teal);
  border-color: rgba(0, 201, 167, 0.25);
}
.product-badge-gold {
  background: rgba(255, 176, 32, 0.12);
  color: #E09B00;
  border-color: rgba(255, 176, 32, 0.25);
}
.product-badge-purple {
  background: rgba(139, 92, 246, 0.12);
  color: #7C3AED;
  border-color: rgba(139, 92, 246, 0.25);
}

.product-info {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
}

.product-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-sm);
}

.product-sku {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--text-subtle);
  margin-bottom: 4px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  text-transform: uppercase;
}

.product-name {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.25;
  margin-bottom: 4px;
}

.product-sub { font-size: 13px; color: var(--text-muted); }

.product-price-block { text-align: right; flex-shrink: 0; }

.product-price {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--text-heading);
  display: block;
  line-height: 1;
  transition: color 0.2s ease;
}
.product-card:hover .product-price { color: var(--electric-blue); }

.product-price-note { font-size: 11px; color: var(--text-subtle); display: block; margin-top: 3px; }
.price-strike { text-decoration: line-through; opacity: 0.5; }

.product-features { display: flex; flex-direction: column; gap: 8px; flex: 1; }
.product-features li {
  font-size: 13px;
  color: var(--text-muted);
  padding-left: 16px;
  position: relative;
  line-height: 1.55;
}
.product-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--precision-teal);
}

.product-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: auto;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border-light);
}

/* Quantity control */
.qty-control {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-subtle);
  transition: border-color 0.15s ease;
}
.qty-control:focus-within { border-color: var(--electric-blue); }

.qty-btn {
  width: 34px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--text-muted);
  background: transparent;
  cursor: pointer;
  border: none;
  transition: background 0.15s ease, color 0.15s ease, transform 0.1s ease;
}
.qty-btn:hover { background: rgba(0,0,0,0.04); color: var(--text-heading); }
.qty-btn:active { transform: scale(0.88); }

.qty-input {
  width: 40px;
  text-align: center;
  background: transparent;
  border: none;
  border-left: 1.5px solid var(--border-light);
  border-right: 1.5px solid var(--border-light);
  color: var(--text-heading);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  height: 38px;
  padding: 0 4px;
  -moz-appearance: textfield;
}
.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button { -webkit-appearance: none; }
.qty-input:focus { outline: none; }

.btn-cart { flex: 1; justify-content: center; }

/* Pre-order notice */
.preorder-notice {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: #FFFBEB;
  border: 1px solid rgba(224, 155, 0, 0.25);
  border-radius: var(--radius-md);
  padding: 14px var(--space-md);
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.65;
}
.preorder-notice svg { flex-shrink: 0; margin-top: 2px; }
.preorder-notice strong { color: #B45309; }
.notice-link { color: var(--electric-blue); text-decoration: underline; text-decoration-color: rgba(0,153,204,0.35); }

/* ── Cart Drawer ─────────────────────────────────────────────── */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(3px);
  z-index: 290;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.cart-overlay.open { opacity: 1; pointer-events: all; }

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(400px, 92vw);
  background: var(--bg-surface);
  border-left: 1px solid var(--border-light);
  box-shadow: var(--shadow-hover);
  z-index: 300;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.32s var(--ease-out);
}
.cart-drawer.open { transform: translateX(0); }

.cart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  border-bottom: 1px solid var(--border-light);
  flex-shrink: 0;
}

.cart-title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-heading);
}

.cart-close {
  color: var(--text-muted);
  font-size: 16px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: background 0.15s ease, color 0.15s ease;
}
.cart-close:hover { background: var(--bg-subtle); color: var(--text-heading); }

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cart-empty { font-size: 14px; color: var(--text-subtle); text-align: center; margin-top: var(--space-lg); }

.cart-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 14px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: box-shadow 0.2s ease;
}
.cart-item:hover { box-shadow: var(--shadow-sm); }

.cart-item-name { font-size: 13px; font-weight: 500; color: var(--text-heading); flex: 1; }
.cart-item-qty { font-size: 12px; color: var(--text-muted); }
.cart-item-price { font-family: var(--font-heading); font-size: 15px; font-weight: 600; color: var(--text-heading); }
.cart-item-remove {
  color: var(--text-subtle);
  font-size: 12px;
  padding: 3px 6px;
  border-radius: 4px;
  background: none;
  border: none;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.cart-item-remove:hover { background: #FEE2E2; color: #DC2626; }

.cart-footer {
  padding: var(--space-md);
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-shrink: 0;
}

.cart-total-row { display: flex; justify-content: space-between; align-items: center; }
.cart-total-label { font-size: 14px; color: var(--text-muted); }
.cart-total-val {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--text-heading);
}

.cart-shipping-note { font-size: 11px; color: var(--text-subtle); }
.cart-disclaimer { font-size: 10px; color: var(--text-subtle); text-align: center; letter-spacing: 0.03em; }

/* Floating cart FAB */
.cart-fab {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 150;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--electric-blue);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-blue);
  transition: transform 0.25s var(--spring), box-shadow 0.2s ease;
  cursor: pointer;
  border: none;
}
.cart-fab:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 12px 40px rgba(0, 153, 204, 0.4);
}
.cart-fab:active { transform: scale(0.94); }

/* Spring pop when item added */
@keyframes fab-pop {
  0%   { transform: scale(1); }
  35%  { transform: scale(1.22); }
  65%  { transform: scale(0.92); }
  85%  { transform: scale(1.06); }
  100% { transform: scale(1); }
}
.cart-fab.pop { animation: fab-pop 0.5s var(--ease-out); }

.cart-fab-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--precision-teal);
  color: var(--bg-dark);
  font-size: 10px;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: transform 0.25s var(--spring);
}
.cart-fab.pop .cart-fab-count { transform: scale(1.3); }

/* ── Testimonials ────────────────────────────────────────────── */
.testimonials-section { background: var(--bg-subtle); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.testimonial-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition:
    transform 0.25s var(--ease-out),
    box-shadow 0.25s var(--ease-out);
  /* JS tilt uses CSS vars --rx --ry */
  transform: perspective(800px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--ty, 0px));
  will-change: transform;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
}

.testimonial-stars { color: #F59E0B; font-size: 13px; letter-spacing: 2px; }

.testimonial-quote {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-body);
  flex: 1;
}
.testimonial-quote::before { content: '"'; }
.testimonial-quote::after  { content: '"'; }

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border-light);
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--ice-blue);
  border: 1.5px solid rgba(0, 153, 204, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  color: var(--electric-blue);
  flex-shrink: 0;
}

.testimonial-name {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 2px;
}

.testimonial-role { font-size: 11px; color: var(--text-subtle); line-height: 1.4; }

/* ── Company / Team ─────────────────────────────────────────── */
.company-section { background: var(--bg-surface); }

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.team-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: flex-start;
  transition: transform 0.3s var(--spring), box-shadow 0.25s var(--ease-out);
}
.team-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  background: var(--bg-surface);
}

.team-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--ice-blue);
  border: 2px solid rgba(0, 153, 204, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--electric-blue);
  flex-shrink: 0;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.team-card:hover .team-avatar {
  border-color: rgba(0, 153, 204, 0.5);
  box-shadow: 0 0 0 4px rgba(0, 153, 204, 0.08);
}

.team-info { display: flex; flex-direction: column; gap: 4px; }
.team-name {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-heading);
}
.team-accent {
  width: 24px;
  height: 2px;
  background: var(--precision-teal);
  border-radius: 2px;
  margin: 2px 0;
  transition: width 0.3s var(--ease-out);
}
.team-card:hover .team-accent { width: 40px; }

.team-role { font-size: 13px; color: var(--text-body); }
.team-cred { font-size: 12px; color: var(--text-muted); }

/* Quote block */
.company-quote {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  position: relative;
}
.company-quote::before {
  content: '"';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  font-size: 120px;
  font-family: Georgia, serif;
  color: var(--electric-blue);
  opacity: 0.08;
  line-height: 1;
  pointer-events: none;
}

.quote-text {
  font-family: var(--font-heading);
  font-size: 22px;
  font-style: italic;
  color: var(--text-heading);
  line-height: 1.55;
  position: relative;
  z-index: 1;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.quote-cite { font-style: normal; font-size: 14px; color: var(--text-muted); }

/* ── CTA Section (dark) ──────────────────────────────────────── */
.cta-section {
  background: var(--bg-dark);
  padding: var(--space-xl) 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(0,194,255,0.4), transparent);
}

.cta-inner {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  position: relative;
  z-index: 1;
}

.cta-heading {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--pure-white);
}

.cta-sub { font-size: 17px; color: var(--ash); line-height: 1.7; margin-bottom: 8px; }

.cta-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 4px;
}

.trust-badges {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 8px;
}

.trust-badge { font-size: 12px; color: var(--ash); display: flex; align-items: center; gap: 5px; }
.trust-check { color: var(--precision-teal); font-size: 13px; }

/* ── Footer ──────────────────────────────────────────────────── */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: var(--space-lg);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand { display: flex; flex-direction: column; gap: var(--space-sm); }
.footer-desc { font-size: 13px; color: var(--slate); line-height: 1.65; max-width: 260px; }
.footer-disclaimer { font-size: 11px; color: var(--slate); opacity: 0.6; font-style: italic; }

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.footer-links { display: flex; flex-direction: column; gap: 10px; }

.footer-link {
  font-size: 13px;
  color: var(--slate);
  transition: color 0.15s ease, padding-left 0.2s var(--ease-out);
  display: inline-block;
}
.footer-link:hover { color: var(--ash); padding-left: 4px; }

.footer-bottom { padding: var(--space-sm) 0; }
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer-copy-bottom { font-size: 12px; color: rgba(255,255,255,0.25); }

.footer-socials { display: flex; gap: var(--space-sm); }

.social-link {
  color: var(--slate);
  transition: color 0.15s ease, transform 0.2s var(--spring);
  display: flex;
  align-items: center;
}
.social-link:hover { color: var(--electric-blue-light); transform: translateY(-2px); }

/* ── Animations ──────────────────────────────────────────────── */

/* Hero SVG pulses */
@keyframes pulse-ring {
  0%   { opacity: 0.5; transform: scale(1); }
  50%  { opacity: 0.15; transform: scale(1.05); }
  100% { opacity: 0.5; transform: scale(1); }
}
@keyframes pulse-ring-inner {
  0%   { opacity: 0.8; }
  50%  { opacity: 0.3; }
  100% { opacity: 0.8; }
}
.pulse-ring { transform-origin: 240px 200px; animation: pulse-ring 3s ease-in-out infinite; }
.pulse-ring-inner { transform-origin: 240px 200px; animation: pulse-ring-inner 3s ease-in-out infinite 0.5s; }

/* Marquee */
@keyframes scroll-x {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.65s var(--ease-out),
    transform 0.65s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1023px) {
  .hero-inner { grid-template-columns: 1fr; gap: var(--space-lg); }
  .hero-graphic { order: -1; }
  .hero-svg { max-width: 340px; margin: 0 auto; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .io-steps-grid { grid-template-columns: repeat(2, 1fr); }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .product-card-wide { grid-column: 1 / -1; }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 767px) {
  :root { --space-lg: 48px; --space-xl: 64px; }

  .nav-links { display: none; }
  .nav-cta   { display: none; }
  .hamburger { display: flex; }

  .hero-heading { font-size: clamp(34px, 9vw, 48px); }
  .hero-stats   { gap: var(--space-sm); flex-wrap: wrap; }
  .stat-divider { height: 28px; }

  .feature-grid { grid-template-columns: 1fr; }
  .io-steps-grid { grid-template-columns: 1fr; }
  .catalog-grid { grid-template-columns: 1fr; }
  .product-card-wide { grid-column: 1; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .testimonial-card { transform: none !important; } /* disable tilt on mobile */

  .product-header { flex-direction: column; gap: 4px; }
  .product-price-block { text-align: left; }
  .product-actions { flex-wrap: wrap; }
  .btn-cart { width: 100%; }

  .stats-row { flex-direction: column; gap: 0; }
  .stat-vdivider { width: 60px; height: 1px; }
  .big-stat { padding: var(--space-md) var(--space-sm); }

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

  .footer-inner { grid-template-columns: 1fr; gap: var(--space-md); }
  .footer-bottom-inner { flex-direction: column; text-align: center; }

  .trust-badges { gap: var(--space-sm); flex-direction: column; align-items: center; }
  .cta-actions { flex-direction: column; width: 100%; }
  .cta-actions .btn { width: 100%; justify-content: center; }
}

@media (max-width: 479px) {
  .team-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .cart-fab { bottom: var(--space-sm); right: var(--space-sm); }
}