/* ============================================================================
   Team Antigravity — design system
   Google-colored, 3D, fully responsive, light/dark theming.
   ========================================================================== */

:root {
  /* Google brand palette */
  --g-blue: #4285f4;
  --g-red: #ea4335;
  --g-yellow: #fbbc05;
  --g-green: #34a853;
  --g-blue-600: #1a73e8;
  --g-green-600: #1e8e3e;

  /* Gradients */
  --grad-google: linear-gradient(120deg, var(--g-blue) 0%, var(--g-green) 38%, var(--g-yellow) 68%, var(--g-red) 100%);
  --grad-bluegreen: linear-gradient(135deg, var(--g-blue), var(--g-green));
  --grad-torrent: linear-gradient(135deg, var(--g-blue), #7c4dff);
  --grad-send: linear-gradient(135deg, var(--g-blue), var(--g-green));
  --grad-installer: linear-gradient(135deg, var(--g-yellow), var(--g-red));
  --grad-fintracker: linear-gradient(135deg, var(--g-red) 0%, var(--g-yellow) 35%, var(--g-green) 70%, var(--g-blue) 100%);

  /* Spacing scale */
  --space-1: 0.25rem;  --space-2: 0.5rem;  --space-3: 0.75rem;
  --space-4: 1rem;     --space-6: 1.5rem;  --space-8: 2rem;
  --space-10: 2.5rem;  --space-12: 3rem;   --space-16: 4rem;
  --space-20: 5rem;    --space-24: 6rem;   --space-32: 8rem;

  /* Radii */
  --r-sm: 8px; --r-md: 14px; --r-lg: 22px; --r-xl: 30px; --r-pill: 999px;

  /* Fluid type scale */
  --t-xs: 0.78rem;
  --t-sm: 0.88rem;
  --t-base: 1rem;
  --t-lg: 1.15rem;
  --t-xl: clamp(1.25rem, 1.1rem + 0.7vw, 1.6rem);
  --t-2xl: clamp(1.6rem, 1.3rem + 1.4vw, 2.4rem);
  --t-3xl: clamp(2.2rem, 1.6rem + 3vw, 4rem);
  --t-hero: clamp(2.6rem, 1.6rem + 5vw, 5.6rem);

  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Plus Jakarta Sans', var(--font-sans);
  --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;

  --maxw: 1200px;
  --nav-h: 68px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  /* ---- Light theme variables ---- */
  --c-bg-light: #f7f9fc;
  --c-bg-2-light: #eef2f8;
  --c-surface-light: rgba(255, 255, 255, 0.75);
  --c-surface-solid-light: #ffffff;
  --c-surface-2-light: #eef2f8;
  --c-border-light: rgba(15, 23, 42, 0.1);
  --c-border-strong-light: rgba(15, 23, 42, 0.18);
  --c-text-1-light: #0c1320;
  --c-text-2-light: #3d4a60;
  --c-text-3-light: #6b7888;
  --c-glass-light: rgba(255, 255, 255, 0.6);
  --c-glass-nav-light: rgba(255, 255, 255, 0.72);
  --shadow-sm-light: 0 2px 8px rgba(15, 23, 42, 0.08);
  --shadow-md-light: 0 12px 30px rgba(15, 23, 42, 0.1);
  --shadow-lg-light: 0 30px 70px rgba(15, 23, 42, 0.16);
  --glow-light: 0 0 60px rgba(66, 133, 244, 0.18);

  /* ---- Dark theme variables ---- */
  --c-bg-dark: #07090e;
  --c-bg-2-dark: #0b0f17;
  --c-surface-dark: rgba(20, 26, 38, 0.7);
  --c-surface-solid-dark: #121826;
  --c-surface-2-dark: #0e131d;
  --c-border-dark: rgba(255, 255, 255, 0.09);
  --c-border-strong-dark: rgba(255, 255, 255, 0.16);
  --c-text-1-dark: #f4f7fb;
  --c-text-2-dark: #b8c2d4;
  --c-text-3-dark: #7c899e;
  --c-glass-dark: rgba(15, 20, 30, 0.55);
  --c-glass-nav-dark: rgba(8, 11, 17, 0.62);
  --shadow-sm-dark: 0 2px 8px rgba(0, 0, 0, 0.35);
  --shadow-md-dark: 0 10px 30px rgba(0, 0, 0, 0.45);
  --shadow-lg-dark: 0 30px 70px rgba(0, 0, 0, 0.55);
  --glow-dark: 0 0 60px rgba(66, 133, 244, 0.25);
}

/* Base Light (Default) */
:root {
  --c-bg: var(--c-bg-light);
  --c-bg-2: var(--c-bg-2-light);
  --c-surface: var(--c-surface-light);
  --c-surface-solid: var(--c-surface-solid-light);
  --c-surface-2: var(--c-surface-2-light);
  --c-border: var(--c-border-light);
  --c-border-strong: var(--c-border-strong-light);
  --c-text-1: var(--c-text-1-light);
  --c-text-2: var(--c-text-2-light);
  --c-text-3: var(--c-text-3-light);
  --c-glass: var(--c-glass-light);
  --c-glass-nav: var(--c-glass-nav-light);
  --shadow-sm: var(--shadow-sm-light);
  --shadow-md: var(--shadow-md-light);
  --shadow-lg: var(--shadow-lg-light);
  --glow: var(--glow-light);
  color-scheme: light;
}

/* System Dark */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --c-bg: var(--c-bg-dark);
    --c-bg-2: var(--c-bg-2-dark);
    --c-surface: var(--c-surface-dark);
    --c-surface-solid: var(--c-surface-solid-dark);
    --c-surface-2: var(--c-surface-2-dark);
    --c-border: var(--c-border-dark);
    --c-border-strong: var(--c-border-strong-dark);
    --c-text-1: var(--c-text-1-dark);
    --c-text-2: var(--c-text-2-dark);
    --c-text-3: var(--c-text-3-dark);
    --c-glass: var(--c-glass-dark);
    --c-glass-nav: var(--c-glass-nav-dark);
    --shadow-sm: var(--shadow-sm-dark);
    --shadow-md: var(--shadow-md-dark);
    --shadow-lg: var(--shadow-lg-dark);
    --glow: var(--glow-dark);
    color-scheme: dark;
  }
}

/* Explicit Dark Override */
[data-theme='dark'] {
  --c-bg: var(--c-bg-dark);
  --c-bg-2: var(--c-bg-2-dark);
  --c-surface: var(--c-surface-dark);
  --c-surface-solid: var(--c-surface-solid-dark);
  --c-surface-2: var(--c-surface-2-dark);
  --c-border: var(--c-border-dark);
  --c-border-strong: var(--c-border-strong-dark);
  --c-text-1: var(--c-text-1-dark);
  --c-text-2: var(--c-text-2-dark);
  --c-text-3: var(--c-text-3-dark);
  --c-glass: var(--c-glass-dark);
  --c-glass-nav: var(--c-glass-nav-dark);
  --shadow-sm: var(--shadow-sm-dark);
  --shadow-md: var(--shadow-md-dark);
  --shadow-lg: var(--shadow-lg-dark);
  --glow: var(--glow-dark);
  color-scheme: dark;
}

/* ---- Reset / base ---- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; animation-iteration-count: 1 !important; }
}

body {
  font-family: var(--font-sans);
  background: var(--c-bg);
  color: var(--c-text-1);
  line-height: 1.6;
  font-size: var(--t-base);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease);
}

/* Global animated mesh backdrop */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(45rem 30rem at 12% -5%, rgba(66, 133, 244, 0.18), transparent 60%),
    radial-gradient(40rem 28rem at 100% 0%, rgba(52, 168, 83, 0.16), transparent 60%),
    radial-gradient(38rem 30rem at 50% 110%, rgba(251, 188, 5, 0.12), transparent 60%),
    radial-gradient(34rem 24rem at -5% 100%, rgba(234, 67, 53, 0.12), transparent 60%);
  pointer-events: none;
}

h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.1; letter-spacing: -0.02em; font-weight: 800; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--space-6); }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--g-blue); color: #fff; padding: var(--space-3) var(--space-6);
  border-radius: 0 0 var(--r-md) 0; font-weight: 600;
}
.skip-link:focus { left: 0; }
:focus-visible { outline: 3px solid var(--g-blue); outline-offset: 3px; border-radius: 4px; }

/* ============================================================================
   Navigation
   ========================================================================== */
nav {
  position: sticky; top: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: transparent;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}
nav.scrolled {
  background: var(--c-glass-nav);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--c-border);
  box-shadow: var(--shadow-sm);
}
.nav-wrapper { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.brand { display: flex; align-items: center; gap: var(--space-3); font-family: var(--font-display); font-weight: 800; font-size: 1.05rem; }
.brand-icon { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; background: var(--c-surface-2); border: 1px solid var(--c-border); box-shadow: var(--shadow-sm); }
.brand-wordmark { background: var(--grad-google); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav-actions { display: flex; align-items: center; gap: var(--space-3); }
.nav-links { display: flex; gap: var(--space-6); margin-right: var(--space-2); }
.nav-links a { color: var(--c-text-2); font-weight: 500; font-size: var(--t-sm); transition: color 0.2s; }
.nav-links a:hover { color: var(--c-text-1); }

.theme-toggle-btn {
  display: grid; place-items: center; width: 40px; height: 40px;
  border-radius: var(--r-pill); border: 1px solid var(--c-border);
  background: var(--c-surface-2); color: var(--c-text-2);
  transition: color 0.2s, transform 0.4s var(--ease), border-color 0.2s;
}
.theme-toggle-btn:hover { color: var(--g-yellow); transform: rotate(25deg); border-color: var(--c-border-strong); }
.sun-and-moon .sun { transition: transform 0.4s var(--ease); transform-origin: center; }
.sun-and-moon .sun-beams { transition: transform 0.4s var(--ease), opacity 0.4s var(--ease); transform-origin: center; }
.sun-and-moon .moon > circle { transition: transform 0.4s var(--ease); }

[data-theme='dark'] .sun-and-moon .sun { transform: scale(1.6); }
[data-theme='dark'] .sun-and-moon .sun-beams { opacity: 0; }
[data-theme='dark'] .sun-and-moon .moon > circle { transform: translateX(-7px); }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .sun-and-moon .sun { transform: scale(1.6); }
  :root:not([data-theme='light']) .sun-and-moon .sun-beams { opacity: 0; }
  :root:not([data-theme='light']) .sun-and-moon .moon > circle { transform: translateX(-7px); }
}

.nav-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px; border-radius: var(--r-pill);
  font-weight: 600; font-size: var(--t-sm);
  background: var(--grad-bluegreen); color: #fff;
  box-shadow: 0 6px 18px rgba(66, 133, 244, 0.35);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(66, 133, 244, 0.45); }

/* ============================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: 13px 24px; border-radius: var(--r-pill);
  font-weight: 600; font-size: var(--t-base); border: 1px solid transparent;
  transition: transform 0.2s var(--ease), box-shadow 0.25s var(--ease), background 0.25s, border-color 0.2s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--grad-bluegreen); color: #fff; box-shadow: 0 10px 26px rgba(66, 133, 244, 0.35); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(66, 133, 244, 0.45); }
.btn-send { background: var(--grad-send); color: #fff; box-shadow: 0 10px 26px rgba(66, 133, 244, 0.3); }
.btn-send:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(66, 133, 244, 0.45); }
.btn-torrent { background: var(--grad-torrent); color: #fff; box-shadow: 0 10px 26px rgba(124, 77, 255, 0.35); }
.btn-torrent:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(124, 77, 255, 0.5); }
.btn-installer { background: var(--grad-installer); color: #fff; box-shadow: 0 10px 26px rgba(251, 188, 5, 0.3); }
.btn-installer:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(251, 188, 5, 0.45); }
.btn-fintracker { background: var(--grad-fintracker); color: #fff; box-shadow: 0 10px 26px rgba(52, 168, 83, 0.3); }
.btn-fintracker:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(52, 168, 83, 0.4); }
.btn-ghost { background: var(--c-surface-2); color: var(--c-text-1); border-color: var(--c-border); }
.btn-ghost:hover { border-color: var(--c-border-strong); transform: translateY(-3px); box-shadow: var(--shadow-md); }

/* ============================================================================
   Hero
   ========================================================================== */
.hero { position: relative; padding-top: var(--space-24); padding-bottom: var(--space-24); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: -1; }
#hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.55; }
.orb { position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.5; animation: float 18s var(--ease) infinite; }
.orb-1 { width: 360px; height: 360px; background: var(--g-blue); top: -80px; left: -60px; }
.orb-2 { width: 320px; height: 320px; background: var(--g-green); top: 20%; right: -80px; animation-delay: -4s; }
.orb-3 { width: 280px; height: 280px; background: var(--g-yellow); bottom: -60px; left: 30%; animation-delay: -9s; }
.orb-4 { width: 240px; height: 240px; background: var(--g-red); top: 40%; left: 12%; animation-delay: -13s; opacity: 0.35; }
@keyframes float { 0%, 100% { transform: translate(0, 0) scale(1); } 50% { transform: translate(30px, -40px) scale(1.08); } }

.hero-wrapper { position: relative; text-align: center; display: flex; flex-direction: column; align-items: center; gap: var(--space-6); }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 7px 16px; border-radius: var(--r-pill);
  background: var(--c-surface); border: 1px solid var(--c-border);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  font-size: var(--t-sm); font-weight: 500; color: var(--c-text-2);
  box-shadow: var(--shadow-sm);
}
.hero-eyebrow svg { color: var(--g-yellow); width: 14px; height: 14px; }
.hero h1 { font-size: var(--t-hero); max-width: 16ch; }
.hero-text-grad { background: var(--grad-google); background-size: 200% auto; -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; animation: shimmer 8s linear infinite; }
.hero-cta { background-size: 200% auto; animation: shimmer 8s linear infinite; }
@keyframes shimmer { to { background-position: 200% center; } }
.hero-subheading { font-size: var(--t-lg); color: var(--c-text-2); max-width: 60ch; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: center; margin-top: var(--space-2); }
.hero-trust { display: flex; flex-wrap: wrap; gap: var(--space-6); justify-content: center; margin-top: var(--space-6); color: var(--c-text-3); font-size: var(--t-sm); }
.hero-trust span { display: inline-flex; align-items: center; gap: 6px; }
.hero-trust svg { width: 16px; height: 16px; color: var(--g-green); }

/* ============================================================================
   Sections / products
   ========================================================================== */
.section { padding-block: var(--space-24); }
.section-head { text-align: center; max-width: 60ch; margin-inline: auto; margin-bottom: var(--space-16); display: flex; flex-direction: column; gap: var(--space-4); align-items: center; }
.section-eyebrow { font-size: var(--t-sm); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--g-blue); }
.section-head h2 { font-size: var(--t-3xl); }
.section-head p { color: var(--c-text-2); font-size: var(--t-lg); }

.product-card {
  position: relative;
  border-radius: var(--r-xl);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  backdrop-filter: blur(20px) saturate(140%);
  box-shadow: var(--shadow-lg);
  padding: clamp(1.5rem, 1rem + 2.5vw, 3.5rem);
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.5rem, 1rem + 3vw, 4rem);
  align-items: center;
  margin-bottom: var(--space-12);
  overflow: hidden;
  transform-style: preserve-3d;
  transition: box-shadow 0.4s var(--ease), border-color 0.3s;
}
.product-card::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: var(--grad-google); opacity: 0; transition: opacity 0.4s;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.product-card:hover::before { opacity: 0.5; }
.product-card.reverse { grid-template-columns: 0.95fr 1.05fr; }
.product-card.reverse .product-visual { order: -1; }

.product-content { display: flex; flex-direction: column; gap: var(--space-5); transform: translateZ(40px); }
.product-badge { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; padding: 6px 14px; border-radius: var(--r-pill); font-size: var(--t-xs); font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; }
.product-badge.send { color: var(--g-blue); background: rgba(66, 133, 244, 0.12); }
.product-badge.torrent { color: #7c4dff; background: rgba(124, 77, 255, 0.14); }
.product-badge.fintracker { color: var(--g-green); background: rgba(52, 168, 83, 0.14); }
.product-title { font-size: var(--t-2xl); display: flex; align-items: center; gap: var(--space-3); }
.product-tagline { color: var(--c-text-2); font-size: var(--t-lg); }
.feature-list { display: grid; gap: var(--space-3); margin-top: var(--space-2); }
.feature-list li { list-style: none; display: flex; gap: var(--space-3); align-items: flex-start; color: var(--c-text-2); font-size: var(--t-sm); }
.feature-list svg { flex-shrink: 0; width: 20px; height: 20px; color: var(--g-green); margin-top: 2px; }
.feature-list strong { color: var(--c-text-1); font-weight: 600; }

.micro-label { font-size: var(--t-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-text-3); margin-top: var(--space-2); }

/* Build-status pills */
.platforms { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.platform-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 13px; border-radius: var(--r-pill);
  background: var(--c-surface-2); border: 1px solid var(--c-border);
  font-size: var(--t-sm); font-weight: 500; color: var(--c-text-2);
  position: relative; transition: transform 0.2s var(--ease), border-color 0.2s, color 0.2s;
}
.platform-pill[role='link']:hover { transform: translateY(-2px); color: var(--c-text-1); border-color: var(--c-border-strong); }
.platform-pill .pill-icon { display: inline-flex; }
.platform-pill .pill-icon svg { width: 15px; height: 15px; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--c-text-3); flex-shrink: 0; }
.status-pass { background: var(--g-green); box-shadow: 0 0 0 3px rgba(52, 168, 83, 0.18); }
.status-fail { background: var(--g-red); box-shadow: 0 0 0 3px rgba(234, 67, 53, 0.18); }
.status-progress { background: var(--g-yellow); box-shadow: 0 0 0 3px rgba(251, 188, 5, 0.2); animation: pulse 1.4s ease-in-out infinite; }
.status-unknown { background: var(--c-text-3); }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
.platform-pill[data-tooltip]::after {
  content: attr(data-tooltip); position: absolute; bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%) translateY(4px);
  background: var(--c-surface-solid); color: var(--c-text-1); border: 1px solid var(--c-border);
  padding: 5px 10px; border-radius: var(--r-sm); font-size: var(--t-xs); white-space: nowrap;
  opacity: 0; pointer-events: none; transition: opacity 0.2s, transform 0.2s; box-shadow: var(--shadow-md); z-index: 5;
}
.platform-pill[data-tooltip]:hover::after { opacity: 1; transform: translateX(-50%) translateY(0); }
.build-updated { font-size: var(--t-xs); color: var(--c-text-3); margin-top: var(--space-1); }

.download-buttons { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-2); }
.dl-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 18px; border-radius: var(--r-md);
  background: var(--c-surface-2); border: 1px solid var(--c-border);
  color: var(--c-text-1); font-weight: 600; font-size: var(--t-sm);
  transition: transform 0.2s var(--ease), border-color 0.2s, box-shadow 0.2s;
}
.dl-btn svg { width: 17px; height: 17px; }
.dl-btn:hover { transform: translateY(-3px); border-color: var(--c-border-strong); box-shadow: var(--shadow-md); }
.dl-btn .dl-sub { font-size: var(--t-xs); color: var(--c-text-3); font-weight: 500; }
.download-note { font-size: var(--t-sm); color: var(--c-text-3); margin-top: var(--space-1); }
.download-note a { color: var(--g-blue); text-decoration: underline; text-underline-offset: 2px; }

/* Product visual (3D mock) */
.product-visual { position: relative; display: grid; place-items: center; min-height: 280px; transform: translateZ(20px); }
.visual-glow { position: absolute; inset: 10% 5%; border-radius: var(--r-xl); filter: blur(50px); opacity: 0.45; }
.visual-glow.send { background: var(--grad-bluegreen); }
.visual-glow.torrent { background: var(--grad-torrent); }
.visual-glow.fintracker { background: var(--grad-fintracker); }
.visual-card {
  position: relative; width: 100%; aspect-ratio: 4 / 3; border-radius: var(--r-lg);
  background: linear-gradient(150deg, var(--c-surface-solid), var(--c-surface-2));
  border: 1px solid var(--c-border-strong); box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column; overflow: hidden;
}
.visual-card .vc-bar { display: flex; gap: 6px; padding: 12px 14px; border-bottom: 1px solid var(--c-border); }
.visual-card .vc-bar i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.vc-bar i:nth-child(1) { background: var(--g-red); }
.vc-bar i:nth-child(2) { background: var(--g-yellow); }
.vc-bar i:nth-child(3) { background: var(--g-green); }
.visual-card .vc-body { flex: 1; padding: 18px; display: flex; flex-direction: column; gap: 12px; }
.vc-row { display: flex; align-items: center; gap: 12px; }
.vc-avatar { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center; color: #fff; flex-shrink: 0; }
.vc-line { height: 9px; border-radius: var(--r-pill); background: var(--c-border); }
.vc-progress { height: 7px; border-radius: var(--r-pill); background: var(--c-border); overflow: hidden; }
.vc-progress i { display: block; height: 100%; width: 66%; border-radius: inherit; background: var(--grad-bluegreen); animation: load 3s var(--ease) infinite alternate; }
@keyframes load { from { width: 22%; } to { width: 86%; } }

.vc-chart { flex: 1; display: flex; align-items: flex-end; justify-content: center; gap: 14px; padding: 24px 20px 20px; }
.vc-chart-bar { width: 30px; border-radius: 8px 8px 3px 3px; animation: chartGrow 2.6s var(--ease) infinite alternate; }
.vc-chart-bar:nth-child(1) { background: var(--g-red); height: 30%; animation-delay: 0s; }
.vc-chart-bar:nth-child(2) { background: var(--g-yellow); height: 50%; animation-delay: 0.15s; }
.vc-chart-bar:nth-child(3) { background: var(--g-green); height: 72%; animation-delay: 0.3s; }
.vc-chart-bar:nth-child(4) { background: var(--g-blue); height: 95%; animation-delay: 0.45s; }
@keyframes chartGrow { from { transform: scaleY(0.82); opacity: 0.85; } to { transform: scaleY(1); opacity: 1; } }
.vc-chart-wrap { display: flex; flex-direction: column; height: 100%; }
.vc-chart-label { display: flex; justify-content: space-between; padding: 14px 18px 0; font-size: var(--t-xs); color: var(--c-text-3); font-weight: 600; }
.vc-chart-label strong { color: var(--g-green); font-weight: 700; }

/* ============================================================================
   Privacy band + generic feature grid
   ========================================================================== */
.privacy-band { position: relative; }
.privacy-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: var(--space-6); }
.privacy-card {
  background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-lg);
  padding: var(--space-8); display: flex; flex-direction: column; gap: var(--space-3);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  transition: transform 0.3s var(--ease), box-shadow 0.3s; box-shadow: var(--shadow-sm);
}
.privacy-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.privacy-card .pc-icon { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; color: #fff; }
.privacy-card h3 { font-size: var(--t-xl); }
.privacy-card p { color: var(--c-text-2); font-size: var(--t-sm); }
.bg-blue { background: var(--g-blue); } .bg-green { background: var(--g-green); }
.bg-yellow { background: var(--g-yellow); color: #3b2f00 !important; } .bg-red { background: var(--g-red); }
.bg-grad { background: var(--grad-bluegreen); }

/* ============================================================================
   Footer
   ========================================================================== */
footer { border-top: 1px solid var(--c-border); padding-block: var(--space-12); margin-top: var(--space-16); background: var(--c-bg-2); }
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-8); align-items: flex-start; }
.footer-logo { display: flex; align-items: center; gap: var(--space-3); font-family: var(--font-display); font-weight: 800; }
.footer-cols { display: flex; flex-wrap: wrap; gap: var(--space-12); }
.footer-col { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col h4 { font-size: var(--t-xs); text-transform: uppercase; letter-spacing: 0.1em; color: var(--c-text-3); font-family: var(--font-sans); font-weight: 700; }
.footer-col a, .footer-col span { color: var(--c-text-2); font-size: var(--t-sm); transition: color 0.2s; }
.footer-col a:hover { color: var(--g-blue); }
.footer-bottom { margin-top: var(--space-10); padding-top: var(--space-6); border-top: 1px solid var(--c-border); color: var(--c-text-3); font-size: var(--t-sm); display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: space-between; }

/* ============================================================================
   Document pages (privacy / support)
   ========================================================================== */
.doc-page { padding-top: var(--space-16); padding-bottom: var(--space-16); max-width: 820px; }
.doc-header { display: flex; flex-direction: column; gap: var(--space-3); margin-bottom: var(--space-12); padding-bottom: var(--space-8); border-bottom: 1px solid var(--c-border); }
.doc-header .eyebrow { color: var(--g-blue); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; font-size: var(--t-sm); }
.doc-header h1 { font-size: var(--t-3xl); }
.doc-header p { color: var(--c-text-2); font-size: var(--t-lg); }
.doc-section { margin-bottom: var(--space-10); }
.doc-section h2 { font-size: var(--t-xl); margin-bottom: var(--space-3); display: flex; align-items: center; gap: var(--space-3); }
.doc-section h2 .num { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; background: var(--c-surface-2); border: 1px solid var(--c-border); color: var(--g-blue); font-size: var(--t-sm); font-weight: 700; }
.doc-section p { color: var(--c-text-2); margin-bottom: var(--space-3); }
.doc-section a { color: var(--g-blue); text-decoration: underline; text-underline-offset: 2px; }
.doc-list { display: grid; gap: var(--space-3); padding-left: 0; }
.doc-list li { list-style: none; padding-left: var(--space-6); position: relative; color: var(--c-text-2); }
.doc-list li::before { content: ''; position: absolute; left: 0; top: 9px; width: 9px; height: 9px; border-radius: 50%; background: var(--grad-bluegreen); }
.doc-list strong { color: var(--c-text-1); }
.callout { background: var(--c-surface); border: 1px solid var(--c-border); border-left: 4px solid var(--g-green); border-radius: var(--r-md); padding: var(--space-6); margin-bottom: var(--space-8); }
.callout.amber { border-left-color: var(--g-yellow); }
.callout p { margin: 0; color: var(--c-text-1); }

/* ============================================================================
   Reveal animations
   ========================================================================== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.revealed { opacity: 1; transform: none; }
.reveal-stagger > * { opacity: 0; transform: translateY(24px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); transition-delay: var(--stagger-delay, 0s); }
.reveal-stagger.revealed > * { opacity: 1; transform: none; }

/* ============================================================================
   Responsive
   ========================================================================== */
@media (max-width: 920px) {
  .product-card, .product-card.reverse { grid-template-columns: 1fr; }
  .product-card.reverse .product-visual { order: 0; }
  .product-content, .product-visual { transform: none; }
  .nav-links { display: none; }
}
@media (max-width: 560px) {
  .hero { padding-top: var(--space-16); padding-bottom: var(--space-16); }
  .btn, .hero-ctas .btn { width: 100%; }
  .hero-ctas { width: 100%; }
  .section { padding-block: var(--space-16); }
  .footer-bottom { flex-direction: column; }
}