/* ============================================================
   Blackneon.ai — V1 Stylesheet
   Dark/neon premium aesthetic — restrained, not crypto/gaming
   ============================================================ */

:root {
  --bg-dark:      #0a0b10;
  --bg-card:      #0f1018;
  --bg-card-alt:  #13141f;
  --bg-section:   #0d0e17;
  --border:       #1e2035;
  --border-glow:  #2a2d4a;
  --neon-pink:    #ff2bd6;
  --neon-purple:  #8b5cf6;
  --neon-blue:    #00c8ff;
  --neon-accent:  #60a5fa;
  --text-primary: #f0f1f8;
  --text-secondary: #8b8fa8;
  --text-muted:   #555975;
  --live-green:   #22c55e;
  --soon-amber:   #f59e0b;
  --font-sans:    'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-width:    1120px;
  --radius:       12px;
  --radius-lg:    18px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

/* ── Typography ───────────────────────────────────────────── */
h1 { font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
h3 { font-size: 1.15rem; font-weight: 600; letter-spacing: -0.01em; }
p  { color: var(--text-secondary); }

/* ── Layout ───────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 5rem 0;
}

/* ── Utility ──────────────────────────────────────────────── */
.gradient-text {
  background: linear-gradient(135deg, #3b82f6 0%, var(--neon-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: 99px;
}

.tag--live   { background: rgba(34,197,94,0.12); color: var(--live-green); border: 1px solid rgba(34,197,94,0.25); }
.tag--soon   { background: rgba(245,158,11,0.12); color: var(--soon-amber); border: 1px solid rgba(245,158,11,0.25); }

.tag--live::before  { content: '●'; font-size: 0.6rem; }
.tag--soon::before  { content: '◌'; font-size: 0.7rem; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.15s, box-shadow 0.15s;
  white-space: nowrap;
  text-decoration: none;
}

.btn:hover { opacity: 0.88; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: linear-gradient(135deg, var(--neon-blue) 0%, var(--neon-purple) 100%);
  color: #fff;
  box-shadow: 0 4px 20px rgba(59,130,246,0.35);
}
.btn--primary:hover { box-shadow: 0 6px 28px rgba(59,130,246,0.5); }

.btn--outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glow);
}
.btn--outline:hover { border-color: var(--neon-blue); color: var(--neon-accent); }

.btn--ghost {
  background: rgba(255,255,255,0.05);
  color: var(--text-secondary);
  font-size: 0.85rem;
  padding: 0.5rem 1rem;
}
.btn--ghost:hover { background: rgba(255,255,255,0.09); color: var(--text-primary); }

.btn--sm {
  font-size: 0.85rem;
  padding: 0.6rem 1.1rem;
}

/* ── Nav ──────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,11,16,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 1.5rem;
}

.nav__logo {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(100deg, var(--neon-purple) 0%, var(--neon-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  flex-shrink: 0;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.15s;
}
.nav__links a:hover { color: var(--text-primary); }

.nav__cta { margin-left: auto; }

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  padding: 6rem 0 5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(59,130,246,0.07) 0%, rgba(139,92,246,0.04) 50%, transparent 70%);
  pointer-events: none;
}

.hero__logo-img {
  width: min(100%, var(--max-width));
  height: auto;
  display: block;
  margin: 0 auto 2.25rem;
}

.hero__headline {
  max-width: 760px;
  margin-bottom: 1.25rem;
}

.hero__subheadline {
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 1rem;
  font-weight: 400;
}

.hero__support {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 580px;
  margin-bottom: 2.25rem;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 2.75rem;
}

.hero__products {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.hero__products-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-right: 0.25rem;
}

/* ── Section Labels ───────────────────────────────────────── */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--neon-purple);
  margin-bottom: 1rem;
}

/* ── Gap Section ──────────────────────────────────────────── */
.gap-section {
  background: var(--bg-section);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.gap-section h2 { max-width: 680px; margin-bottom: 1.5rem; }

.gap-section__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2.5rem;
}

.gap-section__col p {
  font-size: 1rem;
  line-height: 1.7;
}

/* ── Tools Section ────────────────────────────────────────── */
.tools-section h2 { max-width: 560px; margin-bottom: 0.75rem; }
.tools-section__intro { max-width: 600px; margin-bottom: 3rem; font-size: 1rem; }

.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59,130,246,0.4), transparent);
  opacity: 0;
  transition: opacity 0.2s;
}

.product-card:hover {
  border-color: var(--border-glow);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4), 0 0 0 1px rgba(59,130,246,0.06);
  transform: translateY(-2px);
}

.product-card:hover::before { opacity: 1; }

.product-card--featured {
  border-color: rgba(59,130,246,0.3);
  box-shadow: 0 0 0 1px rgba(59,130,246,0.08), 0 4px 24px rgba(59,130,246,0.08);
}

.product-card__icon {
  font-size: 2rem;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.product-card__header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
}

.product-card__brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.product-card__logo-img {
  width: 56px;
  height: 56px;
  object-fit: contain;
  display: block;
}

.product-card__logo-img--rounded {
  border-radius: 12px;
  overflow: hidden;
}

.product-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.product-card__tagline {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.5;
}

.product-card__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  flex: 1;
}

.product-card__cta { margin-top: auto; }

/* ── Audience Section ─────────────────────────────────────── */
.audience-section {
  background: var(--bg-section);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.audience-section h2 { max-width: 540px; margin-bottom: 3rem; }

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.audience-tile {
  background: var(--bg-card-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color 0.2s;
}

.audience-tile:hover { border-color: var(--border-glow); }

.audience-tile__icon {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.audience-tile h3 {
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.audience-tile p {
  font-size: 0.9rem;
  line-height: 1.65;
}

/* ── Why Section ──────────────────────────────────────────── */
.why-section h2 { max-width: 520px; margin-bottom: 3rem; }

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.why-item {
  padding: 0;
}

.why-item__number {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--neon-blue) 0%, var(--neon-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 1rem;
}

.why-item h3 {
  color: var(--text-primary);
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
}

.why-item p { font-size: 0.9rem; line-height: 1.65; }

/* ── About Section ────────────────────────────────────────── */
.about-section {
  background: var(--bg-section);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-section__inner {
  max-width: 680px;
}

.about-section h2 { margin-bottom: 1.5rem; }
.about-section p  { font-size: 1rem; line-height: 1.75; margin-bottom: 1rem; }
.about-section p:last-child { margin-bottom: 0; }

/* ── Final CTA ────────────────────────────────────────────── */
.final-cta {
  text-align: center;
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  bottom: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(139,92,246,0.07) 0%, transparent 65%);
  pointer-events: none;
}

.final-cta h2 { max-width: 540px; margin: 0 auto 2.25rem; }

.final-cta__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  background: var(--bg-section);
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: start;
  margin-bottom: 2.5rem;
}

.footer__brand {
  max-width: 380px;
}

.footer__logo {
  display: inline-block;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(100deg, var(--neon-purple) 0%, var(--neon-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
}

.footer__brand p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer__brand a {
  color: var(--text-muted);
  font-size: 0.85rem;
  transition: color 0.15s;
}
.footer__brand a:hover { color: var(--neon-accent); }

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  align-items: flex-end;
}

.footer__links a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.15s;
}
.footer__links a:hover { color: var(--text-primary); }

.footer__bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer__bottom p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── Legal Pages ──────────────────────────────────────────── */
.legal-page {
  max-width: 740px;
  margin: 0 auto;
  padding: 5rem 1.5rem;
}

.legal-page h1 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: 0.5rem;
}

.legal-page .effective {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
}

.legal-page h2 {
  font-size: 1.2rem;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.legal-page p, .legal-page li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 0.85rem;
}

.legal-page ul, .legal-page ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.legal-page a {
  color: var(--neon-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── Divider ──────────────────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .tools-grid,
  .audience-grid,
  .why-grid { grid-template-columns: 1fr 1fr; }

  .gap-section__body { grid-template-columns: 1fr; gap: 1rem; }

  .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer__links { align-items: flex-start; flex-direction: row; flex-wrap: wrap; gap: 1rem; }
}

@media (max-width: 600px) {
  .nav__links { display: none; }
  .nav__cta   { display: none; }

  section { padding: 3.5rem 0; }

  .hero { padding: 4rem 0 3rem; }

  .tools-grid,
  .audience-grid,
  .why-grid { grid-template-columns: 1fr; }

  .hero__ctas { flex-direction: column; align-items: flex-start; }

  .final-cta__buttons { flex-direction: column; align-items: center; }
}