/* ============================================================
   CSI — Controlled Solutions and Integration
   Design system: Dark / industrial / technical
   Palette: Ink base + crimson accent + steel gray
   Type: Space Grotesk (display) + IBM Plex Sans (body) + IBM Plex Mono
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=IBM+Plex+Sans:ital,wght@0,300;0,400;0,500;0,600;1,400&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ── Design tokens ─────────────────────────────────────────── */
:root {
  --bg:            #0D0F12;
  --bg-raised:     #131820;
  --bg-card:       #161C26;
  --bg-card-hover: #1C2333;
  --border:        #232B3A;
  --border-subtle: #1A2030;

  --crimson:       #C4122E;
  --crimson-hover: #A30E25;
  --crimson-dim:   rgba(196, 18, 46, 0.12);
  --crimson-glow:  rgba(196, 18, 46, 0.25);

  --text:          #EEF0F4;
  --text-muted:    #8A929E;
  --text-dim:      #4F5A6A;
  --steel:         #6B7280;

  --font-display:  'Space Grotesk', 'Helvetica Neue', sans-serif;
  --font-body:     'IBM Plex Sans', 'Helvetica Neue', sans-serif;
  --font-mono:     'IBM Plex Mono', 'Courier New', monospace;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  20px;

  --transition: 180ms ease;
  --shadow-card: 0 1px 3px rgba(0,0,0,0.4), 0 4px 16px rgba(0,0,0,0.3);
}

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
ul { list-style: none; }
input, textarea, select {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.625rem 0.875rem;
  width: 100%;
  transition: border-color var(--transition);
  outline: none;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--crimson);
  box-shadow: 0 0 0 3px var(--crimson-dim);
}
select option { background: var(--bg-card); }
textarea { resize: vertical; min-height: 120px; }

/* ── Typography ───────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text);
}
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.1rem; font-weight: 600; letter-spacing: -0.01em; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--crimson);
  margin-bottom: 1rem;
}
.lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 56ch;
}
.mono { font-family: var(--font-mono); }

/* ── Layout ───────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.section { padding: 6rem 0; }
.section-sm { padding: 3.5rem 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  white-space: nowrap;
  min-height: 44px;
}
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: var(--crimson);
  color: #fff;
}
.btn-primary:hover { background: var(--crimson-hover); }
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--crimson); color: var(--crimson); }
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}
.btn-ghost:hover { color: var(--text); }
.btn-sm { padding: 0.5rem 1rem; font-size: 0.875rem; min-height: 36px; }
.btn-lg { padding: 0.9rem 2rem; font-size: 1rem; }
.btn-danger { background: #7f1d1d; color: #fca5a5; }
.btn-danger:hover { background: #991b1b; }
.btn-success { background: #14532d; color: #86efac; }
.btn-success:hover { background: #166534; }

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: border-color var(--transition), background var(--transition);
}
.card:hover { border-color: var(--border); background: var(--bg-card-hover); }
.card-accent { border-left: 2px solid var(--crimson); }

/* ── Divider ──────────────────────────────────────────────── */
.divider {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin: 2rem 0;
}

/* ── Badge / chip ─────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
  border: 1px solid currentColor;
}
.badge-red    { color: #f87171; border-color: rgba(248,113,113,0.3); background: rgba(248,113,113,0.08); }
.badge-green  { color: #4ade80; border-color: rgba(74,222,128,0.3);  background: rgba(74,222,128,0.08); }
.badge-yellow { color: #fbbf24; border-color: rgba(251,191,36,0.3);  background: rgba(251,191,36,0.08); }
.badge-gray   { color: var(--text-muted); border-color: var(--border); background: var(--bg-raised); }

/* ── Navigation ───────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 15, 18, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}
.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 80px;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-logo { display: flex; align-items: center; flex-shrink: 0; }
.nav-logo img { height: 72px; width: auto; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
}
.nav-link {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover { color: var(--text); background: var(--bg-card); }
.nav-link.active { color: var(--text); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
}
.nav-cart {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}
.nav-cart:hover { color: var(--text); background: var(--bg-card); }
.nav-cart svg { width: 20px; height: 20px; }
.cart-count {
  position: absolute;
  top: 4px;
  right: 4px;
  background: var(--crimson);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 500;
  min-width: 16px;
  height: 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
  line-height: 1;
}
.cart-count.hidden { display: none; }
.nav-hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  transition: color var(--transition);
}
.nav-hamburger:hover { color: var(--text); }
.nav-hamburger svg { width: 20px; height: 20px; }

/* Mobile menu */
.nav-mobile {
  display: none;
  flex-direction: column;
  padding: 1rem 1.5rem 1.25rem;
  border-top: 1px solid var(--border-subtle);
  gap: 0.25rem;
  background: var(--bg);
}
.nav-mobile.open { display: flex; }
.nav-mobile .nav-link {
  padding: 0.6rem 0.75rem;
  font-size: 1rem;
  min-height: 44px;
  display: flex;
  align-items: center;
}

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 7rem 0 5rem;
  border-bottom: 1px solid var(--border-subtle);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 40%, rgba(196, 18, 46, 0.06) 0%, transparent 70%),
    repeating-linear-gradient(0deg, transparent, transparent 39px, var(--border-subtle) 39px, var(--border-subtle) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, var(--border-subtle) 39px, var(--border-subtle) 40px);
  opacity: 0.4;
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.hero-label-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--crimson);
  flex-shrink: 0;
}
.hero-label-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.hero h1 { margin-bottom: 1.25rem; }
.hero h1 em {
  font-style: normal;
  color: var(--crimson);
}
.hero .lead { margin-bottom: 2rem; }
.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Circuit illustration */
.hero-graphic {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.circuit-svg {
  width: 100%;
  max-width: 520px;
  opacity: 0.85;
}

/* ── Services section ─────────────────────────────────────── */
.services { background: var(--bg); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; }
.service-card {
  background: var(--bg-card);
  padding: 2.5rem;
  border: 1px solid var(--border);
  transition: background var(--transition);
}
.service-card:hover { background: var(--bg-card-hover); }
.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--crimson-dim);
  border: 1px solid var(--crimson-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--crimson);
}
.service-icon svg { width: 24px; height: 24px; }
.service-card h3 { margin-bottom: 0.75rem; font-size: 1.2rem; }
.service-card p { color: var(--text-muted); font-size: 0.9375rem; line-height: 1.65; }
.service-card .service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--crimson);
  margin-top: 1.25rem;
  transition: gap var(--transition);
}
.service-card .service-link:hover { gap: 0.6rem; }

/* ── Legend plate feature section ─────────────────────────── */
.lp-feature {
  background: var(--bg-raised);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.lp-feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.lp-preview {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.lp-sample {
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 0.6rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Arial Black', Arial, sans-serif;
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #111;
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
  width: fit-content;
}
.lp-sample.black { background: #1a1a1a; color: #fff; }
.lp-sample.red   { background: #c41000; color: #fff; }
.lp-sample.yellow { background: #ffd700; color: #111; }
.lp-feature-text h2 { margin-bottom: 1rem; }
.lp-feature-text .lead { margin-bottom: 1.75rem; }
.lp-specs {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}
.lp-spec {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.lp-spec-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--crimson);
  margin-top: 0.5rem;
  flex-shrink: 0;
}

/* ── Capabilities strip ───────────────────────────────────── */
.capabilities {
  border-top: 1px solid var(--border);
  padding: 3rem 0;
}
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.capability { padding: 0 1rem; }
.capability:not(:last-child) { border-right: 1px solid var(--border); }
.capability-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}
.capability-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
}

/* ── CTA banner ───────────────────────────────────────────── */
.cta-banner {
  background: var(--bg-raised);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 4rem 0;
}
.cta-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}
.cta-banner h2 { font-size: clamp(1.5rem, 2.5vw, 2rem); }
.cta-banner .lead { margin-top: 0.5rem; font-size: 1rem; }

/* ── Products page ────────────────────────────────────────── */
.products-header { padding: 4rem 0 2rem; border-bottom: 1px solid var(--border); }
.filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}
.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: transparent;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  min-height: 36px;
}
.filter-btn:hover, .filter-btn.active {
  color: var(--crimson);
  border-color: var(--crimson);
  background: var(--crimson-dim);
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
  padding: 3rem 0;
}
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), background var(--transition);
}
.product-card:hover { border-color: var(--crimson); background: var(--bg-card-hover); }
.product-material {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 1rem;
}
.material-swatch {
  width: 28px;
  height: 20px;
  border-radius: 3px;
  border: 1px solid rgba(255,255,255,0.15);
  flex-shrink: 0;
}
.product-card h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.product-card p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.6; flex: 1; }
.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
}
.product-price {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}
.product-price-from {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  display: block;
  margin-bottom: 0.2rem;
}

/* ── Legend plate builder ─────────────────────────────────── */
.builder-page { min-height: 100vh; }
.builder-header {
  padding: 2.5rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
}
.builder-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 0;
  min-height: calc(100vh - 64px - 120px);
}
.builder-controls {
  background: var(--bg-raised);
  border-right: 1px solid var(--border);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow-y: auto;
  max-height: calc(100vh - 64px - 120px);
  position: sticky;
  top: 64px;
}
.builder-section {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border-subtle);
}
.builder-section:last-of-type { border-bottom: none; }
.builder-section-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.875rem;
}
.field { margin-bottom: 0.875rem; }
.field:last-child { margin-bottom: 0; }
.field label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.375rem;
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.625rem; }

.material-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(48px, 1fr));
  gap: 0.5rem;
}
.material-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
}
.material-option input[type="radio"] { display: none; }
.material-option.material-inactive { display: none; }
.material-swatch-btn {
  width: 100%;
  aspect-ratio: 2/1;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color var(--transition), transform var(--transition);
}
.material-option input:checked + .material-swatch-btn {
  border-color: var(--crimson);
  transform: scale(1.05);
}
.material-option span {
  font-size: 0.6rem;
  font-family: var(--font-mono);
  color: var(--text-dim);
  text-align: center;
}

.hole-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; }
.hole-option { display: flex; align-items: center; }
.hole-option input[type="radio"],
.hole-option input[type="checkbox"] { display: none; }
.hole-btn {
  width: 100%;
  padding: 0.5rem 0.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.7rem;
  font-family: var(--font-mono);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  min-height: 44px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.hole-option input:checked + .hole-btn {
  border-color: var(--crimson);
  color: var(--crimson);
  background: var(--crimson-dim);
}

.price-display {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 1rem;
}
.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}
.price-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-subtle);
}

.builder-preview {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  background: var(--bg);
}
.preview-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  align-self: flex-start;
  margin-bottom: 1.5rem;
}
.canvas-wrapper {
  width: 100%;
  background: #0A1120;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
}
#plate-canvas {
  max-width: 100%;
  image-rendering: crisp-edges;
}
.builder-actions {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-top: 1.25rem;
}

/* ── Cart ─────────────────────────────────────────────────── */
.cart-page { padding: 4rem 0; }
.cart-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 2.5rem;
  align-items: flex-start;
}
.cart-items { display: flex; flex-direction: column; gap: 1rem; }
.cart-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: center;
}
.cart-item-name { font-family: var(--font-display); font-weight: 600; margin-bottom: 0.25rem; }
.cart-item-detail { font-size: 0.875rem; color: var(--text-muted); }
.cart-item-actions { display: flex; align-items: center; gap: 1rem; }
.qty-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.25rem;
}
.qty-btn {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition), background var(--transition);
}
.qty-btn:hover { color: var(--text); background: var(--bg-card); }
.qty-value {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  min-width: 24px;
  text-align: center;
  color: var(--text);
}
.cart-item-price {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
}
.cart-empty {
  text-align: center;
  padding: 5rem 2rem;
  color: var(--text-muted);
}
.cart-empty h2 { margin-bottom: 0.75rem; color: var(--text); }
.order-summary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  position: sticky;
  top: 84px;
}
.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.625rem;
}
.summary-total {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  padding-top: 0.875rem;
  border-top: 1px solid var(--border);
  margin-top: 0.5rem;
}
.checkout-form { margin-top: 1.25rem; }
.checkout-form .field { margin-bottom: 0.75rem; }
.checkout-note {
  font-size: 0.8rem;
  color: var(--text-dim);
  text-align: center;
  margin-top: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

/* ── Contact form ─────────────────────────────────────────── */
.contact-page { padding: 5rem 0; }
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: flex-start;
}
.contact-info h1 { margin-bottom: 1rem; }
.contact-info .lead { margin-bottom: 2rem; }
.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.contact-detail svg { width: 18px; height: 18px; color: var(--crimson); flex-shrink: 0; margin-top: 0.2rem; }
.contact-detail-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.2rem;
}
.contact-detail-value { font-size: 0.9375rem; color: var(--text-muted); }
.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}
.contact-form-card h2 { font-size: 1.5rem; margin-bottom: 1.75rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ── Success page ─────────────────────────────────────────── */
.success-page {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 0;
}
.success-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 3.5rem;
  max-width: 560px;
  width: 100%;
  text-align: center;
}
.success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: #4ade80;
}
.success-icon svg { width: 32px; height: 32px; }

/* ── Admin dashboard ──────────────────────────────────────── */
.admin-body { background: #080A0D; }
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 240px;
  background: var(--bg-raised);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}
.admin-sidebar-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.admin-sidebar-header img { height: 28px; }
.admin-sidebar-header span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.admin-nav {
  padding: 1rem 0.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.875rem;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
  min-height: 44px;
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.admin-nav-item:hover { color: var(--text); background: var(--bg-card); }
.admin-nav-item.active { color: var(--text); background: var(--bg-card); }
.admin-nav-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.admin-sidebar-footer {
  padding: 1rem;
  border-top: 1px solid var(--border);
}
.admin-main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.admin-topbar {
  height: 60px;
  background: var(--bg-raised);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
}
.admin-topbar-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
}
.admin-content { flex: 1; padding: 2rem; overflow: auto; }
.admin-section { display: none; }
.admin-section.active { display: block; }

/* Admin panels */
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.panel-header h2 { font-size: 1.3rem; }

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.data-table th {
  text-align: left;
  padding: 0.625rem 0.875rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  background: var(--bg-raised);
  font-weight: 500;
}
.data-table td {
  padding: 0.875rem 0.875rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-muted);
  vertical-align: middle;
}
.data-table tr:hover td { background: var(--bg-raised); }
.data-table td:first-child { color: var(--text); font-weight: 500; }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1.5rem;
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  max-width: 540px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.modal-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition), background var(--transition);
}
.modal-close:hover { color: var(--text); background: var(--bg-raised); }
.modal-close svg { width: 18px; height: 18px; }

/* Admin login */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #080A0D;
  padding: 1.5rem;
}
.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  width: 100%;
  max-width: 400px;
}
.login-logo { display: flex; justify-content: center; margin-bottom: 2rem; }
.login-logo img { height: 40px; }
.login-card h2 { text-align: center; margin-bottom: 0.5rem; }
.login-card .lead { text-align: center; font-size: 0.9rem; margin-bottom: 2rem; }
.error-msg {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: #f87171;
  margin-bottom: 1rem;
  display: none;
}
.error-msg.visible { display: block; }
.success-msg {
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.3);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: #4ade80;
  margin-bottom: 1rem;
  display: none;
}
.success-msg.visible { display: block; }

/* ── Footer ───────────────────────────────────────────────── */
footer {
  background: var(--bg-raised);
  border-top: 1px solid var(--border);
  padding: 3.5rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand img { height: 36px; margin-bottom: 1rem; }
.footer-brand p { font-size: 0.875rem; color: var(--text-muted); max-width: 30ch; line-height: 1.65; }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1rem;
}
.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.footer-bottom p {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* ── Focus states (accessibility) ─────────────────────────── */
:focus-visible {
  outline: 2px solid var(--crimson);
  outline-offset: 3px;
  border-radius: 2px;
}
.btn:focus-visible { outline-offset: 4px; }

/* ── Reduced motion ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .capabilities-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
  .capability:not(:last-child) { border-right: none; }
  .capability { border-bottom: 1px solid var(--border); padding-bottom: 1.5rem; }
  .capability:nth-last-child(-n+2) { border-bottom: none; }
  .lp-feature-grid { gap: 3rem; }
  .builder-layout { grid-template-columns: 340px 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 4rem 0; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-actions .btn { display: none; }

  .hero { padding: 4rem 0 3rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-graphic { order: -1; }
  .circuit-svg { max-width: 320px; }

  .services-grid { grid-template-columns: 1fr; }
  .service-card { padding: 2rem; }

  .lp-feature-grid { grid-template-columns: 1fr; gap: 2rem; }

  .grid-2 { grid-template-columns: 1fr; gap: 2rem; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }

  .builder-layout { grid-template-columns: 1fr; }
  .builder-controls {
    max-height: none;
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .cart-layout { grid-template-columns: 1fr; }
  .order-summary { position: static; }

  .contact-layout { grid-template-columns: 1fr; gap: 2.5rem; }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

  .cta-banner-inner { flex-direction: column; align-items: flex-start; }

  .form-row { grid-template-columns: 1fr; }

  .admin-sidebar { display: none; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .builder-controls { padding: 1.25rem; }
  .builder-preview { padding: 1.25rem; }
  .canvas-wrapper { padding: 1.5rem; }
  .material-grid { grid-template-columns: repeat(auto-fill, minmax(44px, 1fr)); }
}

/* ── Legend Builder v2 — multi-object editor ─────────────────── */

/* Stepper controls */
.stepper {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.stepper input[type="number"] {
  flex: 1;
  border: none;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  border-radius: 0;
  text-align: center;
  min-width: 0;
  padding: 0.5rem 0.25rem;
  font-size: 0.875rem;
  font-family: var(--font-mono);
  background: var(--bg-raised);
  color: var(--text);
  -moz-appearance: textfield;
}
.stepper input[type="number"]::-webkit-outer-spin-button,
.stepper input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; }
.stepper-btn {
  flex-shrink: 0;
  width: 36px;
  font-size: 1.15rem;
  font-weight: 300;
  color: var(--text-muted);
  background: var(--bg-raised);
  border: none;
  cursor: pointer;
  transition: color var(--transition), background var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
}
.stepper-btn:hover { color: var(--text); background: var(--bg-card-hover); }
.stepper-btn:active { background: var(--border); }

/* Range slider */
.range-input {
  width: 100%;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  margin-top: 0.35rem;
  display: block;
}
.range-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--crimson);
  cursor: pointer;
  border: 2px solid var(--bg-raised);
}
.range-input::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--crimson);
  cursor: pointer;
  border: 2px solid var(--bg-raised);
  box-sizing: border-box;
}

/* Object list */
.obj-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 0.5rem;
}
.obj-list-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.625rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  min-height: 40px;
  outline: none;
}
.obj-list-item:hover { background: var(--bg-card-hover); border-color: var(--text-dim); }
.obj-list-item:focus-visible { outline: 2px solid var(--crimson); outline-offset: 1px; }
.obj-list-item.selected { border-color: var(--crimson); background: var(--crimson-dim); }
.obj-list-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
  transition: background var(--transition);
}
.obj-list-item.selected .obj-list-dot { background: var(--crimson); }
.obj-list-text {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  min-width: 0;
}
.obj-list-item.selected .obj-list-text { color: var(--text); }
.obj-list-del {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border: none;
  background: none;
  color: var(--text-dim);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition), background var(--transition);
  padding: 0;
}
.obj-list-del:hover { color: var(--crimson); background: var(--crimson-dim); }

/* Add object button */
.btn-add-obj {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  width: 100%;
  padding: 0.5rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  background: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  margin-bottom: 0.75rem;
  min-height: 36px;
}
.btn-add-obj:hover { color: var(--text-muted); border-color: var(--text-dim); background: var(--bg-card); }

/* Object editor panel */
.obj-editor {
  margin-top: 0.625rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
}
.obj-editor-header {
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--crimson);
  margin-bottom: 0.75rem;
}

/* Symbol palette trigger */
.btn-symbol {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 0.625rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  min-height: 40px;
}
.btn-symbol:hover { color: var(--text); border-color: var(--text-dim); background: var(--bg-card-hover); }

/* Bold / Italic style toggles */
.style-toggle {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-family: var(--font-display);
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 1;
}
.style-toggle:hover { color: var(--text); border-color: var(--text-dim); }
.style-toggle.active,
.style-toggle[data-active="true"] {
  border-color: var(--crimson);
  color: var(--crimson);
  background: var(--crimson-dim);
}
.italic-btn { font-style: italic; font-weight: 400; }

/* Alignment toggles */
.align-toggle {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.align-toggle:hover { color: var(--text); border-color: var(--text-dim); }
.align-toggle.active {
  border-color: var(--crimson);
  color: var(--crimson);
  background: var(--crimson-dim);
}

/* Symbol palette modal — slides up from bottom */
.symbol-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}
.symbol-backdrop.open { opacity: 1; pointer-events: auto; }

.symbol-modal {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-width: 560px;
  margin: 0 auto;
  z-index: 901;
  transform: translateY(105%);
  transition: transform 260ms cubic-bezier(0.32, 0.72, 0, 1);
}
.symbol-modal.open { transform: translateY(0); }

.symbol-modal-inner {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  max-height: 72vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.symbol-modal-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.symbol-modal-title {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
}
.symbol-close-btn {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition), border-color var(--transition);
  padding: 0;
}
.symbol-close-btn:hover { color: var(--text); border-color: var(--text-dim); }

.symbol-categories {
  padding: 1rem 1.25rem 0.5rem;
  overflow-y: auto;
  flex: 1;
}
.symbol-cat-label {
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
  margin-top: 1rem;
}
.symbol-cat-label:first-child { margin-top: 0; }

.symbol-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 0.25rem;
}
.sym-btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-raised);
  color: var(--text-muted);
  font-size: 1.05rem;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 1;
}
.sym-btn:hover { border-color: var(--crimson); color: var(--text); background: var(--crimson-dim); }
.sym-btn:active { transform: scale(0.92); }

/* Arrange / center buttons */
.btn-arrange {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.625rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  white-space: nowrap;
}
.btn-arrange:hover { color: var(--text-muted); border-color: var(--text-dim); background: var(--bg-card); }
.btn-arrange:active { background: var(--crimson-dim); border-color: var(--crimson); color: var(--crimson); }

.btn-center-obj {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  width: 100%;
  padding: 0.45rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  margin-top: 0.5rem;
  min-height: 34px;
}
.btn-center-obj:hover { color: var(--text-muted); border-color: var(--crimson); background: var(--crimson-dim); color: var(--crimson); }

/* Sidebar "Add to Project" button */
.btn-project-add {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.6rem 1rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  background: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
  min-height: 40px;
  margin-top: 0.5rem;
}
.btn-project-add:hover {
  border-color: var(--crimson);
  color: var(--crimson);
  background: var(--crimson-dim);
}

/* ── Project banner ─────────────────────────────────────── */
.project-banner {
  background: #080A0D;
  border-top: 2px solid var(--border);
  padding: 1.25rem 2rem 1.75rem;
}

.project-banner-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.project-banner-title-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.project-banner-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--crimson);
  flex-shrink: 0;
}

.project-name-input {
  background: none;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  padding: 0.1rem 0.25rem 0.15rem;
  min-width: 120px;
  max-width: 220px;
  outline: none;
  transition: border-color var(--transition);
}
.project-name-input:focus { border-bottom-color: var(--crimson); }

.project-count {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  border-left: 1px solid var(--border);
  padding-left: 0.625rem;
  white-space: nowrap;
}

.project-total-display {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  border-left: 1px solid var(--border);
  padding-left: 0.625rem;
  margin-left: 0.25rem;
}
.project-total-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.project-total-amount {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--crimson);
  letter-spacing: -0.01em;
}

.project-banner-controls {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

.project-banner-mgmt {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.btn-add-all-cart {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.875rem;
  background: var(--crimson);
  border: 1px solid var(--crimson);
  border-radius: var(--radius-sm);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition), opacity var(--transition);
  white-space: nowrap;
  min-height: 32px;
}
.btn-add-all-cart:hover:not(:disabled) { background: #a50f27; border-color: #a50f27; }
.btn-add-all-cart:disabled { opacity: 0.35; cursor: not-allowed; }

.btn-project-ctrl {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.625rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  white-space: nowrap;
  min-height: 30px;
  text-decoration: none;
}
.btn-project-ctrl:hover {
  color: var(--text-muted);
  border-color: var(--text-dim);
  background: var(--bg-card);
}
.btn-project-ctrl.btn-project-clear:hover {
  border-color: var(--crimson);
  color: var(--crimson);
  background: var(--crimson-dim);
}

.project-items-row {
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.project-items-row::-webkit-scrollbar { height: 4px; }
.project-items-row::-webkit-scrollbar-track { background: transparent; }
.project-items-row::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.project-items-scroll {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  min-height: 120px;
}

.project-empty {
  display: flex;
  align-items: center;
  height: 100px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  white-space: nowrap;
  padding: 0 0.25rem;
}

.project-item-card {
  display: flex;
  flex-direction: column;
  width: 156px;
  flex-shrink: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-raised);
  transition: border-color var(--transition), transform var(--transition);
}
.project-item-card:hover {
  border-color: var(--text-dim);
  transform: translateY(-1px);
}

.project-item-thumb {
  width: 100%;
  height: 56px;
  overflow: hidden;
  background: #0A1120;
  flex-shrink: 0;
}
.project-item-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.project-item-info {
  padding: 0.5rem 0.625rem 0.375rem;
  flex: 1;
}

.project-item-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.project-item-meta {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.project-item-qty {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--crimson);
  margin-top: 0.125rem;
}

.project-item-btns {
  display: flex;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.project-item-load,
.project-item-del {
  border: none;
  background: none;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  padding: 0.375rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-item-load {
  flex: 1;
  color: var(--text-dim);
  font-size: 0.62rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-right: 1px solid var(--border);
}
.project-item-load:hover { background: var(--bg-card); color: var(--text-muted); }

.project-item-del {
  width: 32px;
  flex-shrink: 0;
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1;
}
.project-item-del:hover { background: var(--crimson-dim); color: var(--crimson); }

/* Responsive adjustments for builder v2 */
@media (max-width: 768px) {
  .builder-layout { grid-template-columns: 1fr; }
  .builder-controls {
    max-height: none;
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .symbol-modal { max-width: 100%; }
  .project-banner { padding: 1rem; }
  .project-banner-top { flex-direction: column; align-items: flex-start; }
  .project-banner-controls { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  .symbol-modal, .symbol-backdrop { transition: none; }
  .project-item-card { transition: border-color var(--transition); }
}

/* Prose — privacy policy and long-form text pages */
.prose h2 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 2.5rem 0 .75rem;
  color: var(--text-primary);
}
.prose p {
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.prose ul {
  padding-left: 1.25rem;
  margin-bottom: 1rem;
}
.prose li {
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: .375rem;
}
.prose a { color: var(--crimson); text-decoration: none; }
.prose a:hover { text-decoration: underline; }