/* ─────────────────────────────────────────────────────────────────────
   INSTANT-BLOCK · landing page
   Refined dark monochrome. Red & green reserved for semantic verdicts.
   ───────────────────────────────────────────────────────────────────── */

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

:root {
  --bg:             #08080a;
  --bg-elev-1:      #0d0d10;
  --bg-elev-2:      #131318;
  --bg-elev-3:      #1a1a21;

  --border:         rgba(255, 255, 255, 0.06);
  --border-bright:  rgba(255, 255, 255, 0.11);
  --border-strong:  rgba(255, 255, 255, 0.18);

  --text-primary:   #f7f7f8;
  --text-secondary: rgba(247, 247, 248, 0.62);
  --text-muted:     rgba(247, 247, 248, 0.38);
  --text-dim:       rgba(247, 247, 248, 0.22);

  /* Calm accent — used sparingly: kickers, focus, active states, marks. */
  --accent:         #7aa3c4;
  --accent-soft:    rgba(122, 163, 196, 0.10);
  --accent-line:    rgba(122, 163, 196, 0.26);

  /* Semantic-only colors. */
  --danger:         #ef4444;
  --danger-soft:    rgba(239, 68, 68, 0.10);
  --danger-line:    rgba(239, 68, 68, 0.22);
  --success:        #10b981;
  --success-soft:   rgba(16, 185, 129, 0.10);
  --success-line:   rgba(16, 185, 129, 0.22);
  --warn:           #f5b942;

  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

html, body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-main);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; }

/* dotted backdrop */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 0);
  background-size: 28px 28px;
  pointer-events: none; z-index: 0;
}
/* very soft elevation glow, off-white not red */
body::after {
  content: '';
  position: fixed;
  top: -260px; left: 50%;
  transform: translateX(-50%);
  width: 1100px; height: 700px;
  background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.04), transparent 65%);
  filter: blur(28px);
  pointer-events: none; z-index: 0;
}

::selection { background: rgba(255, 255, 255, 0.18); color: #fff; }

/* ─── NAV ────────────────────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 48px;
  background: rgba(8, 8, 10, 0.78);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

.nav-brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 1.05rem; font-weight: 800; letter-spacing: -0.4px;
  color: var(--text-primary); text-decoration: none;
  white-space: nowrap;
}
.nav-brand-text { color: var(--text-primary); }
.nav-brand-mark {
  width: 30px; height: 30px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent-line);
  border-radius: 9px;
  font-size: 0.85rem;
}
.nav-brand-mark:has(img) {
  background: transparent;
  border: none;
  width: 34px; height: 34px;
}
.nav-brand-mark img {
  width: 100%; height: 100%;
  object-fit: contain;
  display: block;
}

.nav-links {
  display: flex; align-items: center; gap: 30px; list-style: none;
}
.nav-links a {
  color: var(--text-secondary); text-decoration: none;
  font-size: 0.88rem; font-weight: 600;
  transition: color 0.18s;
}
.nav-links a:hover { color: var(--text-primary); }

.nav-right { display: flex; align-items: center; gap: 14px; }
.nav-link-text {
  color: var(--text-secondary); text-decoration: none;
  font-size: 0.88rem; font-weight: 600;
  transition: color 0.18s;
}
.nav-link-text:hover { color: var(--text-primary); }

.nav-cta {
  background: var(--text-primary);
  color: var(--bg);
  padding: 9px 18px;
  border-radius: 10px;
  font-weight: 700; font-size: 0.88rem;
  text-decoration: none;
  transition: transform 0.18s, box-shadow 0.18s;
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.10);
}

.nav-sso {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 14px 7px 7px;
  border-radius: 10px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-bright);
  color: var(--text-primary);
  font-weight: 700; font-size: 0.85rem;
  text-decoration: none;
  transition: background 0.18s, border-color 0.18s, transform 0.18s;
}
.nav-sso:hover {
  background: var(--bg-elev-3);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}
.nav-sso-mark {
  width: 22px; height: 22px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent-line);
  border-radius: 6px;
  font-size: 0.7rem;
}

/* ─── PAGE WRAPPER ──────────────────────────────────────────────── */
.page { position: relative; z-index: 1; padding-top: 64px; }

.section {
  padding: 88px 48px;
  max-width: 1280px; margin: 0 auto;
}
.section-header { margin-bottom: 56px; text-align: center; }
.section-kicker {
  display: inline-block;
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--accent); letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(2rem, 4.4vw, 3.2rem);
  font-weight: 900; letter-spacing: -2px;
  line-height: 1.05; margin-bottom: 18px;
}
.section-sub {
  color: var(--text-secondary);
  max-width: 600px; margin: 0 auto;
  font-size: 1rem; line-height: 1.7;
}

/* ─── HERO ──────────────────────────────────────────────────────── */
.hero {
  display: flex; flex-direction: column; align-items: center;
  text-align: center;
  padding: 132px 24px 96px;
  max-width: 1000px; margin: 0 auto;
}

.hero-kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.74rem;
  color: var(--accent);
  letter-spacing: 1.6px; text-transform: uppercase;
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  padding: 7px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
  animation: fade-up 0.6s 0.05s both;
}
.hero-kicker i { color: var(--accent); }

.hero-title {
  font-size: clamp(2.8rem, 7vw, 5.6rem);
  font-weight: 900; letter-spacing: -4px;
  line-height: 1;
  margin-bottom: 26px;
  animation: fade-up 0.7s 0.15s both;
}
.hero-title .accent {
  color: var(--accent);
  font-weight: 900;
}

.scribble-underline {
  position: relative;
  display: inline-block;
  white-space: nowrap;
}
.scribble-underline::after {
  content: "";
  position: absolute;
  left: -2%;
  right: -2%;
  bottom: -0.18em;
  height: 0.32em;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 16' preserveAspectRatio='none'><path d='M3 10 C 40 3, 80 14, 120 7 S 200 12, 240 6 S 290 11, 297 8' fill='none' stroke='%237aa3c4' stroke-width='2.4' stroke-linecap='round'/></svg>");
  background-repeat: no-repeat;
  background-size: 100% 100%;
  pointer-events: none;
}

.hero-subtitle {
  font-size: 1.12rem;
  color: var(--text-secondary);
  max-width: 620px; margin: 0 auto 44px;
  line-height: 1.7;
  animation: fade-up 0.7s 0.3s both;
}

.hero-actions {
  display: flex; gap: 14px; flex-wrap: wrap; justify-content: center;
  animation: fade-up 0.7s 0.45s both;
}

.hero-trust {
  margin-top: 32px;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 18px;
  background: var(--success-soft);
  border: 1px solid var(--success-line);
  border-radius: 100px;
  font-size: 0.86rem; color: var(--success);
  animation: fade-up 0.7s 0.6s both;
}
.hero-trust strong { color: var(--success); font-weight: 700; }

/* ─── BUTTONS ───────────────────────────────────────────────────── */
.btn-primary, .btn-ghost {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 15px 28px;
  border-radius: 12px;
  font-weight: 800; font-size: 0.96rem;
  text-decoration: none;
  transition: transform 0.18s, box-shadow 0.18s, background 0.18s, color 0.18s, border-color 0.18s;
}
.btn-primary {
  background: var(--text-primary);
  color: var(--bg);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(255, 255, 255, 0.12);
}
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-bright);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

/* ─── COUNTER STRIP ─────────────────────────────────────────────── */
.counter-strip {
  max-width: 1280px; margin: 0 auto;
  padding: 12px 48px 32px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
}
.counter-card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px 26px;
  display: flex; flex-direction: column; gap: 6px;
  transition: border-color 0.18s, transform 0.18s, background 0.18s;
}
.counter-card:hover {
  border-color: var(--border-bright);
  background: var(--bg-elev-2);
  transform: translateY(-2px);
}
.counter-label {
  font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--text-muted);
}
.counter-value {
  font-size: 2.4rem; font-weight: 900; letter-spacing: -1.5px;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums; line-height: 1.05;
}
.counter-unit {
  font-size: 1rem; color: var(--text-secondary);
  margin-left: 4px; font-weight: 700;
}
.counter-meta {
  font-size: 0.78rem; color: var(--text-secondary); margin-top: 4px;
}
.counter-meta strong { color: var(--text-primary); font-weight: 700; }
.counter-meta i { color: var(--text-muted); margin-right: 4px; }

/* ─── FEATURES GRID ─────────────────────────────────────────────── */
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.feature-card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  transition: border-color 0.2s, transform 0.2s, background 0.2s;
}
.feature-card:hover {
  border-color: var(--border-bright);
  background: var(--bg-elev-2);
  transform: translateY(-4px);
}

.feature-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-bright);
  color: var(--text-primary);
}
/* The icon-color helper classes still exist — but all now resolve to the
 * neutral icon look. Old class names are kept so the HTML doesn't break. */
.icon-red, .icon-orange, .icon-blue,
.icon-green, .icon-purple, .icon-cyan {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border-color: var(--border-bright);
}

.feature-card h3 {
  font-size: 1.12rem; font-weight: 800;
  margin-bottom: 10px; letter-spacing: -0.3px;
}
.feature-card p {
  font-size: 0.88rem;
  color: var(--text-secondary); line-height: 1.65;
}

/* ─── HOW IT WORKS ──────────────────────────────────────────────── */
.how-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.how-card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 32px 32px;
  transition: border-color 0.2s, transform 0.2s, background 0.2s;
}
.how-card:hover {
  border-color: var(--border-bright);
  background: var(--bg-elev-2);
  transform: translateY(-4px);
}
.how-step {
  display: inline-block;
  font-family: var(--font-mono); font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-bright);
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: 1px;
  margin-bottom: 22px;
}
.how-card h3 {
  font-size: 1.5rem; font-weight: 900;
  letter-spacing: -1px; margin-bottom: 14px;
}
.how-card p {
  font-size: 0.92rem;
  color: var(--text-secondary); line-height: 1.7;
  margin-bottom: 22px;
}
.how-tag {
  display: inline-block;
  font-family: var(--font-mono); font-size: 0.74rem;
  color: var(--text-muted);
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  padding: 5px 11px;
  border-radius: 7px;
  letter-spacing: 0.5px;
}

/* ─── CATALOGUE TABLE ───────────────────────────────────────────── */
.catalogue-table {
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
}
.cat-row {
  display: grid;
  grid-template-columns: 1.05fr 1.45fr 0.5fr;
  gap: 24px; align-items: center;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border);
  transition: background 0.18s;
}
.cat-row:last-child { border-bottom: 0; }
.cat-row:not(.cat-head):hover { background: rgba(255, 255, 255, 0.02); }
.cat-head {
  background: var(--bg-elev-2);
  font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--text-muted);
  padding: 14px 28px;
}
.cat-name {
  display: inline-flex; align-items: center; gap: 14px;
  font-weight: 700; font-size: 0.95rem;
}
.cat-name i {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 0.95rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-bright);
  color: var(--text-primary);
}
.cat-method {
  font-size: 0.88rem;
  color: var(--text-secondary);
}
.cat-method code {
  font-family: var(--font-mono); font-size: 0.84em;
  background: var(--bg-elev-2);
  color: var(--text-primary);
  padding: 2px 6px;
  border-radius: 5px;
}
.cat-rate {
  text-align: right;
  font-family: var(--font-mono); font-size: 0.95rem;
  color: var(--text-secondary);
}
.cat-rate strong {
  color: var(--success);
  font-weight: 700; font-size: 1.1rem;
}

/* ─── PRICING ───────────────────────────────────────────────────── */
.pricing-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  align-items: stretch;
}
.price-card {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 28px;
  transition: border-color 0.2s, transform 0.2s, background 0.2s;
}
.price-card:hover {
  border-color: var(--border-bright);
  background: var(--bg-elev-2);
  transform: translateY(-4px);
}
.price-featured {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), var(--bg-elev-1) 40%);
  border-color: var(--border-bright);
}
.price-featured:hover { border-color: var(--border-strong); }

.price-badge {
  position: absolute; top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--text-primary);
  color: var(--bg);
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 700;
  letter-spacing: 1.5px; text-transform: uppercase;
  padding: 5px 14px; border-radius: 100px;
}

.price-head { margin-bottom: 18px; }
.price-tag {
  display: inline-block;
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 1.5px; text-transform: uppercase;
  margin-bottom: 10px;
}
.price-head h3 {
  font-size: 1.15rem; font-weight: 800;
  color: var(--text-secondary);
  letter-spacing: -0.3px;
}
.price-amount {
  font-size: 3rem; font-weight: 900; letter-spacing: -2.5px;
  line-height: 1; margin-bottom: 26px;
  color: var(--text-primary);
}
.price-amount-text {
  font-size: 2.3rem; letter-spacing: -1.5px;
}
.price-currency {
  font-size: 1.4rem; vertical-align: super; margin-right: 3px;
  color: var(--text-secondary); font-weight: 700;
}
.price-per {
  font-family: var(--font-mono); font-size: 0.92rem;
  color: var(--text-secondary);
  margin-left: 6px; font-weight: 500; letter-spacing: 0.5px;
}

.price-card ul { list-style: none; margin: 0 0 28px; padding: 0; flex: 1; }
.price-card li {
  display: flex; align-items: flex-start; gap: 11px;
  padding: 9px 0;
  font-size: 0.9rem; color: var(--text-secondary); line-height: 1.55;
}
.price-card li i {
  color: var(--text-muted); margin-top: 4px; font-size: 0.75rem;
}
.price-card li strong { color: var(--text-primary); font-weight: 700; }

.price-cta {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 18px;
  border: 1px solid var(--border-bright);
  border-radius: 11px;
  font-weight: 700; font-size: 0.9rem;
  color: var(--text-primary);
  text-decoration: none;
  transition: background 0.18s, border-color 0.18s, transform 0.18s;
}
.price-cta:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border-strong);
}
.price-cta-solid {
  background: var(--text-primary);
  color: var(--bg);
  border-color: var(--text-primary);
}
.price-cta-solid:hover {
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(255, 255, 255, 0.14);
}

/* ─── CTA CARD ─────────────────────────────────────────────────── */
.cta-card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 80px 48px;
  text-align: center;
  position: relative; overflow: hidden;
}
.cta-card::before {
  content: '';
  position: absolute; inset: -1px;
  background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.06), transparent 60%);
  pointer-events: none;
}
.cta-card > * { position: relative; }
.cta-card .section-kicker { margin-bottom: 20px; }
.cta-card .section-title { margin-bottom: 18px; }
.cta-sub {
  color: var(--text-secondary);
  max-width: 540px; margin: 0 auto 36px;
  font-size: 1rem; line-height: 1.7;
}

/* ─── FOOTER ───────────────────────────────────────────────────── */
footer {
  position: relative; z-index: 1;
  max-width: 1280px; margin: 40px auto 0;
  padding: 56px 48px 40px;
  border-top: 1px solid var(--border);
  display: grid; grid-template-columns: 1.3fr 2.2fr;
  gap: 56px;
}
.footer-brand .nav-brand { margin-bottom: 14px; }
.footer-tagline {
  color: var(--text-muted);
  font-size: 0.9rem; line-height: 1.6; max-width: 280px;
}
.footer-cols {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
}
.footer-col { display: flex; flex-direction: column; gap: 11px; }
.footer-h {
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 6px;
}
.footer-col a {
  color: var(--text-secondary); text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.18s;
}
.footer-col a:hover { color: var(--text-primary); }

.footer-bottom {
  grid-column: 1 / -1;
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  margin-top: 16px;
  color: var(--text-muted); font-size: 0.82rem;
}
.footer-links { display: flex; gap: 22px; }
.footer-links a {
  color: var(--text-secondary); text-decoration: none;
  transition: color 0.18s;
}
.footer-links a:hover { color: var(--text-primary); }

/* ─── ANIMATIONS ───────────────────────────────────────────────── */
@keyframes fade-up {
  0%   { opacity: 0; transform: translateY(14px); }
  100% { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0; transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(.2,.7,.2,1);
}
.reveal.is-in { opacity: 1; transform: translateY(0); }

/* ─── RESPONSIVE ───────────────────────────────────────────────── */
@media (max-width: 1080px) {
  .features-grid, .how-grid, .pricing-grid { grid-template-columns: 1fr 1fr; }
  .price-featured { grid-column: 1 / -1; }
  .cat-row { grid-template-columns: 1fr 1.4fr 0.6fr; }
}
@media (max-width: 900px) {
  nav { padding: 0 20px; }
  .nav-links { display: none; }
  .nav-right .nav-link-text { display: none; }
  .nav-sso span:last-child { display: none; }
  .nav-sso { padding: 6px; }
  .section { padding: 56px 20px; }
  .hero { padding: 96px 20px 64px; }
  .counter-strip { grid-template-columns: 1fr; padding: 0 20px 24px; }
  .features-grid, .how-grid, .pricing-grid { grid-template-columns: 1fr; }
  .price-featured { grid-column: auto; }
  .cat-row {
    grid-template-columns: 1fr; gap: 8px; padding: 16px 18px;
  }
  .cat-head { display: none; }
  .cat-rate { text-align: left; }
  .cat-rate::before {
    content: 'Detection rate: ';
    color: var(--text-muted); font-size: 0.85em;
  }
  footer {
    grid-template-columns: 1fr;
    padding: 40px 20px 30px; gap: 32px;
  }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .cta-card { padding: 48px 24px; }
}