/* =============================================================
   PlanScanAI Marketing — Design Tokens + Styles
   Dark-first SaaS aesthetic. Slate + blue. Blueprint motifs.
   ============================================================= */

:root,
[data-theme='dark'] {
  /* Type scale (fluid) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.4rem + 2.4vw, 3.25rem);
  --text-3xl: clamp(2.5rem, 1.4rem + 4vw, 4.5rem);
  --text-hero: clamp(2.75rem, 1.2rem + 5.5vw, 5.5rem);

  /* 4px spacing system */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --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;

  /* Dark mode colors (default) — slate + blue */
  --color-bg: #0b1120;           /* ultra-deep slate */
  --color-bg-2: #0f172a;          /* slate-900 */
  --color-surface: #111c33;       /* raised surface */
  --color-surface-2: #17233d;     /* card */
  --color-surface-3: #1e293b;     /* slate-800 */
  --color-surface-offset: #0d1528;
  --color-divider: #1e293b;
  --color-border: #25344f;
  --color-border-strong: #334155;

  --color-text: #e2e8f0;          /* slate-200 */
  --color-text-strong: #f8fafc;   /* near-white */
  --color-text-muted: #94a3b8;    /* slate-400 */
  --color-text-faint: #64748b;    /* slate-500 */
  --color-text-inverse: #0f172a;

  --color-primary: #3b82f6;       /* blue-500 */
  --color-primary-hover: #60a5fa; /* blue-400 */
  --color-primary-active: #2563eb;/* blue-600 */
  --color-primary-soft: rgba(59,130,246,0.12);
  --color-primary-border: rgba(59,130,246,0.35);

  --color-accent-cyan: #22d3ee;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;

  /* Blueprint grid color */
  --grid-line: rgba(148, 163, 184, 0.08);
  --grid-line-strong: rgba(148, 163, 184, 0.14);

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.35);
  --shadow-lg: 0 20px 48px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 48px rgba(59,130,246,0.35);

  /* Widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-wider: 1320px;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Satoshi', 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;
}

/* Light mode (optional toggle) */
[data-theme='light'] {
  --color-bg: #f8fafc;
  --color-bg-2: #ffffff;
  --color-surface: #ffffff;
  --color-surface-2: #f8fafc;
  --color-surface-3: #f1f5f9;
  --color-surface-offset: #eef2f7;
  --color-divider: #e2e8f0;
  --color-border: #cbd5e1;
  --color-border-strong: #94a3b8;
  --color-text: #0f172a;
  --color-text-strong: #020617;
  --color-text-muted: #475569;
  --color-text-faint: #94a3b8;
  --color-text-inverse: #f8fafc;
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-active: #1e40af;
  --color-primary-soft: rgba(37,99,235,0.08);
  --color-primary-border: rgba(37,99,235,0.25);
  --grid-line: rgba(15, 23, 42, 0.06);
  --grid-line-strong: rgba(15, 23, 42, 0.1);
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.06);
  --shadow-md: 0 8px 24px rgba(15,23,42,0.08);
  --shadow-lg: 0 20px 48px rgba(15,23,42,0.12);
  --shadow-glow: 0 0 48px rgba(37,99,235,0.2);
}

/* =========================================================
   RESET + BASE
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}
body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.08;
  color: var(--color-text-strong);
  text-wrap: balance;
}
p, li, figcaption { text-wrap: pretty; max-width: 68ch; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; background: none; border: none; }
::selection { background: var(--color-primary); color: #fff; }
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
a, button, [role='button'], input, textarea, select {
  transition:
    color var(--transition-interactive),
    background var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive);
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border-width: 0;
}

/* =========================================================
   LAYOUT HELPERS
   ========================================================= */
.container {
  width: 100%;
  max-width: var(--content-wider);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}
.container-narrow { max-width: var(--content-default); }
.section {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  position: relative;
}
.section-sm {
  padding-block: clamp(var(--space-12), 7vw, var(--space-20));
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-primary-border);
  background: var(--color-primary-soft);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}
.eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary);
}

/* =========================================================
   BLUEPRINT GRID BACKGROUND
   ========================================================= */
.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.6) 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.6) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.grid-bg-full {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* =========================================================
   NAVIGATION
   ========================================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 80%, transparent);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--color-divider);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  gap: var(--space-6);
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-text-strong);
  letter-spacing: -0.02em;
}
.logo-mark {
  width: 32px; height: 32px;
  flex-shrink: 0;
  color: var(--color-primary);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}
.nav-link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  padding: var(--space-2) 0;
  position: relative;
}
.nav-link:hover, .nav-link[aria-current='page'] { color: var(--color-text-strong); }
.nav-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Dropdown for Trades */
.nav-dropdown { position: relative; }
.nav-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  cursor: pointer;
}
.nav-dropdown-trigger:hover { color: var(--color-text-strong); }
.nav-dropdown-trigger svg { transition: transform var(--transition-interactive); }
.nav-dropdown[data-open='true'] .nav-dropdown-trigger svg { transform: rotate(180deg); }
.nav-dropdown-panel {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 480px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-1);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-interactive), transform var(--transition-interactive);
}
.nav-dropdown[data-open='true'] .nav-dropdown-panel {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}
.nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.nav-dropdown-item:hover {
  background: var(--color-surface-3);
  color: var(--color-text-strong);
}
.nav-dropdown-item-icon {
  width: 20px; height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.mobile-nav-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.25rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  line-height: 1.2;
}
.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 1px 0 rgba(255,255,255,0.15) inset, 0 6px 18px -6px rgba(59,130,246,0.6);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.15) inset, 0 12px 28px -8px rgba(59,130,246,0.7);
}
.btn-primary:active { transform: translateY(0); }
.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}
.btn-ghost:hover {
  background: var(--color-surface-2);
  border-color: var(--color-primary);
  color: var(--color-text-strong);
}
.btn-link {
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--text-sm);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.btn-link:hover { color: var(--color-primary-hover); }
.btn-link svg { transition: transform var(--transition-interactive); }
.btn-link:hover svg { transform: translateX(4px); }
.btn-lg { padding: 0.95rem 1.75rem; font-size: 1rem; }

/* Theme toggle button */
.theme-toggle {
  width: 40px; height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}
.theme-toggle:hover { color: var(--color-text-strong); border-color: var(--color-primary); }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  padding-top: clamp(var(--space-16), 12vw, var(--space-32));
  padding-bottom: clamp(var(--space-16), 10vw, var(--space-24));
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(59,130,246,0.18), transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(34,211,238,0.08), transparent 70%);
  pointer-events: none;
  z-index: -1;
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-6);
  text-align: center;
  max-width: 920px;
  margin-inline: auto;
}
.hero h1 {
  font-size: var(--text-hero);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.02;
}
.hero h1 .grad {
  background: linear-gradient(180deg, #f8fafc 0%, #94a3b8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero h1 .accent {
  background: linear-gradient(90deg, #60a5fa 0%, #22d3ee 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero p.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 680px;
  margin-inline: auto;
  line-height: 1.55;
}
.hero-ctas {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-4);
}
.hero-meta {
  display: flex;
  gap: var(--space-6);
  justify-content: center;
  align-items: center;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-8);
  flex-wrap: wrap;
}
.hero-meta-item { display: inline-flex; align-items: center; gap: var(--space-2); }
.hero-meta-item svg { color: var(--color-success); }

/* Hero visual — blueprint mock */
.hero-visual {
  margin-top: var(--space-16);
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin-inline: auto;
}
.hero-visual-frame {
  position: relative;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: linear-gradient(180deg, var(--color-surface-2), var(--color-surface));
  padding: var(--space-2);
  box-shadow:
    0 0 0 1px rgba(59,130,246,0.08),
    0 40px 80px -20px rgba(0,0,0,0.6),
    0 0 120px -20px rgba(59,130,246,0.3);
}
.hero-visual-frame::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-xl);
  padding: 1px;
  background: linear-gradient(180deg, rgba(59,130,246,0.5), transparent 50%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}

/* =========================================================
   SECTION HEADINGS
   ========================================================= */
.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: clamp(var(--space-10), 6vw, var(--space-16));
}
.section-header h2 {
  font-size: var(--text-2xl);
  letter-spacing: -0.025em;
  margin-bottom: var(--space-4);
}
.section-header p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-inline: auto;
}

/* =========================================================
   CARDS
   ========================================================= */
.card {
  position: relative;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--transition-interactive), transform var(--transition-interactive), background var(--transition-interactive);
}
.card:hover {
  border-color: var(--color-primary-border);
  transform: translateY(-2px);
}
.card-icon {
  width: 44px; height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border: 1px solid var(--color-primary-border);
  margin-bottom: var(--space-5);
}
.card-icon svg { width: 22px; height: 22px; }
.card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-3);
  color: var(--color-text-strong);
}
.card p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.6;
}

/* =========================================================
   FEATURE GRID / PROBLEM CARDS
   ========================================================= */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-5);
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-8);
}

/* Problem vs Solution comparison */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: stretch;
}
.compare-card {
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}
.compare-card.problem {
  background:
    linear-gradient(180deg, rgba(239,68,68,0.04), transparent 60%),
    var(--color-surface);
  border-color: rgba(239,68,68,0.25);
}
.compare-card.solution {
  background:
    linear-gradient(180deg, rgba(59,130,246,0.06), transparent 60%),
    var(--color-surface);
  border-color: var(--color-primary-border);
}
.compare-card h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-5);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.compare-card.problem h3 { color: #fca5a5; }
.compare-card.solution h3 { color: #93c5fd; }
.compare-list { list-style: none; display: grid; gap: var(--space-3); }
.compare-list li {
  display: flex;
  gap: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}
.compare-list li svg { flex-shrink: 0; margin-top: 2px; }
.compare-list.problem li svg { color: #ef4444; }
.compare-list.solution li svg { color: #10b981; }

/* =========================================================
   HOW IT WORKS STEPS
   ========================================================= */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
  counter-reset: step;
  position: relative;
}
.step {
  position: relative;
  padding: var(--space-8) var(--space-6);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.step-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(180deg, var(--color-primary), transparent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: var(--space-4);
  letter-spacing: -0.03em;
}
.step h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-3);
}
.step p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.6;
}

/* =========================================================
   TRADES GRID (chip style)
   ========================================================= */
.trades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-3);
}
.trade-chip {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  transition: all var(--transition-interactive);
}
.trade-chip:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  color: var(--color-text-strong);
  transform: translateY(-1px);
}
.trade-chip-icon {
  width: 20px; height: 20px;
  flex-shrink: 0;
  color: var(--color-primary);
}
.trade-chip-arrow {
  margin-left: auto;
  width: 14px; height: 14px;
  color: var(--color-text-faint);
  opacity: 0;
  transition: opacity var(--transition-interactive), transform var(--transition-interactive);
}
.trade-chip:hover .trade-chip-arrow {
  opacity: 1;
  transform: translateX(2px);
  color: var(--color-primary);
}

/* =========================================================
   TESTIMONIALS
   ========================================================= */
.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-5);
}
.testimonial {
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.testimonial-quote {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.55;
  font-weight: 400;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
}
.testimonial-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-cyan));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #fff;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}
.testimonial-name { font-weight: 600; color: var(--color-text-strong); font-size: var(--text-sm); }
.testimonial-role { font-size: var(--text-xs); color: var(--color-text-muted); }

/* =========================================================
   STATS
   ========================================================= */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-border);
}
.stat {
  padding: var(--space-10) var(--space-6);
  background: var(--color-surface);
  text-align: center;
}
.stat-value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(180deg, var(--color-text-strong), var(--color-primary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-2);
  line-height: 1;
}
.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* =========================================================
   CTA BANNER
   ========================================================= */
.cta-banner {
  position: relative;
  padding: clamp(var(--space-12), 8vw, var(--space-24));
  border-radius: var(--radius-2xl);
  background:
    radial-gradient(ellipse at top left, rgba(59,130,246,0.25), transparent 60%),
    radial-gradient(ellipse at bottom right, rgba(34,211,238,0.15), transparent 60%),
    var(--color-surface-2);
  border: 1px solid var(--color-primary-border);
  text-align: center;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-strong) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 0%, transparent 75%);
  pointer-events: none;
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner h2 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
}
.cta-banner p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto var(--space-8);
}
.cta-banner-ctas {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}

/* =========================================================
   PRICING
   ========================================================= */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-5);
  align-items: stretch;
  max-width: 1100px;
  margin-inline: auto;
}
.pricing-card {
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: relative;
}
.pricing-card.featured {
  border-color: var(--color-primary);
  background:
    linear-gradient(180deg, rgba(59,130,246,0.08), transparent 50%),
    var(--color-surface-2);
  box-shadow: 0 0 0 1px var(--color-primary-border), 0 30px 60px -20px rgba(59,130,246,0.35);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}
.pricing-tier-name {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  font-weight: 600;
  font-family: var(--font-body);
}
.pricing-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}
.pricing-price-amount {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-text-strong);
  letter-spacing: -0.03em;
  line-height: 1;
}
.pricing-price-period { color: var(--color-text-muted); font-size: var(--text-sm); }
.pricing-desc { color: var(--color-text-muted); font-size: var(--text-sm); }
.pricing-features {
  display: grid;
  gap: var(--space-3);
  list-style: none;
  margin-top: var(--space-4);
  flex-grow: 1;
}
.pricing-features li {
  display: flex;
  gap: var(--space-3);
  color: var(--color-text);
  font-size: var(--text-sm);
  align-items: flex-start;
}
.pricing-features li svg {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 3px;
}

/* =========================================================
   FAQ
   ========================================================= */
.faq {
  max-width: 760px;
  margin-inline: auto;
}
.faq-item {
  border-bottom: 1px solid var(--color-divider);
}
.faq-item summary {
  padding-block: var(--space-5);
  font-weight: 600;
  color: var(--color-text-strong);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-base);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '';
  width: 14px; height: 14px;
  border-right: 2px solid var(--color-text-muted);
  border-bottom: 2px solid var(--color-text-muted);
  transform: rotate(45deg);
  transition: transform var(--transition-interactive);
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(-135deg); }
.faq-item[open] summary { color: var(--color-primary); }
.faq-item p {
  color: var(--color-text-muted);
  padding-bottom: var(--space-5);
  font-size: var(--text-sm);
  line-height: 1.7;
  max-width: none;
}

/* =========================================================
   BLOG
   ========================================================= */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
}
.blog-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  overflow: hidden;
  transition: all var(--transition-interactive);
}
.blog-card:hover {
  border-color: var(--color-primary-border);
  transform: translateY(-4px);
}
.blog-card-image {
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(135deg, var(--color-primary-soft), transparent),
    var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  position: relative;
  overflow: hidden;
}
.blog-card-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-strong) 1px, transparent 1px);
  background-size: 24px 24px;
}
.blog-card-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex-grow: 1;
}
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.blog-card-tag {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border: 1px solid var(--color-primary-border);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.7rem;
}
.blog-card h3 {
  font-size: 1.25rem;
  line-height: 1.2;
  color: var(--color-text-strong);
}
.blog-card p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
  flex-grow: 1;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-8);
  background: var(--color-bg-2);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}
.footer-brand p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  max-width: 320px;
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.footer-col ul { list-style: none; display: grid; gap: var(--space-3); }
.footer-col a {
  color: var(--color-text);
  font-size: var(--text-sm);
}
.footer-col a:hover { color: var(--color-primary); }
.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  align-items: center;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.footer-uk-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}

/* =========================================================
   TRADE PAGE
   ========================================================= */
.trade-hero {
  padding-top: clamp(var(--space-16), 10vw, var(--space-24));
  padding-bottom: clamp(var(--space-8), 6vw, var(--space-12));
  position: relative;
  overflow: hidden;
}
.trade-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 40% at 50% 0%, rgba(59,130,246,0.15), transparent 70%);
  pointer-events: none;
  z-index: -1;
}
.trade-breadcrumb {
  display: flex;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}
.trade-breadcrumb a { color: var(--color-text-muted); }
.trade-breadcrumb a:hover { color: var(--color-primary); }
.trade-breadcrumb span { color: var(--color-text-faint); }
.trade-hero h1 {
  font-size: var(--text-2xl);
  max-width: 840px;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-5);
}
.trade-hero .lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 680px;
  line-height: 1.55;
  margin-bottom: var(--space-6);
}
.trade-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: var(--space-16);
  max-width: var(--content-wide);
  margin-inline: auto;
  align-items: start;
}
.trade-content h2 {
  font-size: 1.75rem;
  margin-top: var(--space-12);
  margin-bottom: var(--space-5);
}
.trade-content h2:first-child { margin-top: 0; }
.trade-content h3 {
  font-size: 1.25rem;
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}
.trade-content p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.7;
  font-size: var(--text-base);
}
.trade-content ul {
  margin-bottom: var(--space-5);
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: var(--space-3);
}
.trade-content ul li {
  padding-left: 1.75rem;
  position: relative;
  color: var(--color-text);
  line-height: 1.6;
  font-size: var(--text-base);
}
.trade-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(59,130,246,0.18);
}
.trade-sidebar {
  position: sticky;
  top: 6rem;
  padding: var(--space-6);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.trade-sidebar h3 {
  font-size: 1rem;
  margin-bottom: var(--space-4);
}
.trade-sidebar-links {
  list-style: none;
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}
.trade-sidebar-links a {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: all var(--transition-interactive);
}
.trade-sidebar-links a:hover { color: var(--color-text-strong); background: var(--color-surface-3); }
.trade-sidebar-links a[aria-current='page'] {
  color: var(--color-primary);
  background: var(--color-primary-soft);
}

/* Related trades */
.related-trades {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-6);
}

/* =========================================================
   MOBILE
   ========================================================= */
@media (max-width: 900px) {
  .trade-body { grid-template-columns: 1fr; }
  .trade-sidebar { position: static; }
  .compare { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .nav-dropdown-panel { min-width: 320px; grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-right .btn-ghost,
  .nav-right .btn-primary { display: none; }
  .mobile-nav-toggle { display: inline-flex; }
}
@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { letter-spacing: -0.02em; }
}

/* Mobile nav open panel */
.nav[data-mobile-open='true'] .nav-links {
  display: flex;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  height: calc(100vh - 64px);
  width: 100%;
  z-index: 49;
  flex-direction: column;
  background: var(--color-bg);
  padding: var(--space-6);
  gap: var(--space-2);
  border-top: 1px solid var(--color-divider);
  overflow-y: auto;
  align-items: stretch;
}
.nav[data-mobile-open='true'] .nav-links > li {
  width: 100%;
  border-bottom: 1px solid var(--color-divider);
}
.nav[data-mobile-open='true'] .nav-links .nav-link,
.nav[data-mobile-open='true'] .nav-links .nav-dropdown-trigger {
  display: block;
  padding: var(--space-4) 0;
  font-size: 1.125rem;
  width: 100%;
  text-align: left;
}
.nav[data-mobile-open='true'] .nav-dropdown-panel {
  position: static;
  transform: none;
  min-width: 0;
  width: 100%;
  grid-template-columns: 1fr;
  box-shadow: none;
  background: var(--color-surface);
  margin-bottom: var(--space-3);
  opacity: 1;
  pointer-events: auto;
  max-height: 0;
  overflow: hidden;
  padding: 0;
  border: 0;
  transition: max-height 300ms ease, padding 300ms ease;
}
.nav[data-mobile-open='true'] .nav-dropdown[data-open='true'] .nav-dropdown-panel {
  max-height: 700px;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
}

/* =========================================================
   ANIMATIONS
   ========================================================= */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms cubic-bezier(0.16,1,0.3,1), transform 700ms cubic-bezier(0.16,1,0.3,1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(59,130,246,0.5); }
  50% { box-shadow: 0 0 0 8px rgba(59,130,246,0); }
}

/* =========================================================
   PRODUCT MOCK (hero visual)
   ========================================================= */
.product-mock {
  aspect-ratio: 16 / 10;
  border-radius: calc(var(--radius-xl) - 8px);
  background: var(--color-bg-2);
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 200px 1fr;
}
.product-mock-sidebar {
  padding: var(--space-4);
  border-right: 1px solid var(--color-divider);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  background: var(--color-surface);
}
.product-mock-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--color-text-strong);
  margin-bottom: var(--space-3);
}
.product-mock-logo svg { width: 18px; height: 18px; color: var(--color-primary); }
.product-mock-nav-item {
  padding: var(--space-2) var(--space-3);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.product-mock-nav-item.active {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}
.product-mock-nav-item::before {
  content: '';
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: currentColor;
  opacity: 0.6;
}
.product-mock-main {
  padding: var(--space-5);
  overflow: hidden;
  background:
    linear-gradient(var(--grid-line-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-strong) 1px, transparent 1px),
    var(--color-bg-2);
  background-size: 24px 24px;
  position: relative;
}
.product-mock-toolbar {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.product-mock-chip {
  padding: 4px 10px;
  font-size: 0.7rem;
  border-radius: var(--radius-full);
  background: var(--color-surface-3);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.product-mock-chip.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.product-mock-drawing {
  position: relative;
  height: calc(100% - 50px);
}
.product-mock-annotation {
  position: absolute;
  padding: 4px 8px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(59,130,246,0.5);
  animation: pulse-glow 2.5s ease-in-out infinite;
}
.product-mock-annotation::before {
  content: '';
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid #fff;
  left: -4px;
  top: 50%;
  transform: translateY(-50%);
}
.product-mock-rect {
  position: absolute;
  border: 1.5px solid var(--color-primary);
  background: rgba(59,130,246,0.08);
  border-radius: 2px;
}

@media (max-width: 640px) {
  .product-mock { grid-template-columns: 1fr; }
  .product-mock-sidebar { display: none; }
}