/* ============================================================
   MetaCloneX · Showcase Stylesheet
   Palette mirrors theme.py (dark cyber-forensic)
   ============================================================ */

:root {
  /* Core surfaces */
  --bg:              #0A0C14;
  --bg-secondary:    #0F121F;
  --sidebar:         #0D1019;
  --surface:         #141B2B;
  --surface-2:       #1C263A;
  --surface-3:       #28324A;
  --border:          #1E2A3F;
  --border-light:    #2A3A55;

  /* Accents */
  --accent:          #00D4FF;
  --accent-hover:    #00B8E6;
  --gold:            #D4AF37;
  --gold-soft:       #E8C563;

  /* Text */
  --text:            #F0F4FA;
  --text-2:          #B0C0D8;
  --muted:           #6A7A94;

  /* Status */
  --success:         #3FD98A;
  --warning:         #F5C26B;
  --error:           #FF5C5C;

  /* Layout */
  --max:             1200px;
  --radius:          16px;
  --radius-sm:       10px;
  --radius-lg:       24px;

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

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

/* ---------- Background FX ---------- */
.bg-grid {
  position: fixed; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(30, 42, 63, 0.35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 42, 63, 0.35) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 100% 60% at 50% 0%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 100% 60% at 50% 0%, #000 40%, transparent 100%);
  pointer-events: none;
}

.bg-glow {
  position: fixed; z-index: -1;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
  pointer-events: none;
}
.glow-1 { top: -180px; left: 50%; transform: translateX(-50%); width: 720px; height: 720px; background: var(--accent); opacity: 0.18; }
.glow-2 { top: 40%; right: -200px; width: 520px; height: 520px; background: var(--gold); opacity: 0.10; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(10, 12, 20, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 16px 28px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 17px; letter-spacing: -0.01em;
}
.brand-logo { width: 30px; height: 30px; object-fit: contain; }
.brand-text { color: var(--text); }

.nav-links {
  display: flex; align-items: center; gap: 30px;
}
.nav-links a {
  font-size: 14px; color: var(--text-2); font-weight: 500;
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  padding: 9px 18px;
  border: 1px solid var(--border-light);
  border-radius: 999px;
  color: var(--text) !important;
  transition: all 0.2s;
}
.nav-cta:hover {
  border-color: var(--accent);
  color: var(--accent) !important;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--text); border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Layout helpers ---------- */
.container { max-width: var(--max); margin: 0 auto; padding: 0 28px; }
.section { padding: 100px 0; position: relative; }
.section-alt { background: linear-gradient(180deg, transparent, rgba(20, 27, 43, 0.35) 20%, rgba(20, 27, 43, 0.35) 80%, transparent); }

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 60px;
}
.eyebrow {
  display: inline-block;
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700; letter-spacing: -0.02em;
  line-height: 1.2; margin-bottom: 14px;
}
.section-head p {
  color: var(--text-2); font-size: 16px;
}

/* ---------- Hero ---------- */
.hero {
  padding: 160px 28px 100px;
  text-align: center;
  position: relative;
}
.hero-inner { max-width: 820px; margin: 0 auto; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--border-light);
  border-radius: 999px;
  font-size: 12px; font-weight: 500;
  color: var(--text-2);
  background: rgba(28, 38, 58, 0.4);
  margin-bottom: 36px;
}
.pulse {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 0 rgba(63, 217, 138, 0.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(63, 217, 138, 0.6); }
  70%  { box-shadow: 0 0 0 10px rgba(63, 217, 138, 0); }
  100% { box-shadow: 0 0 0 0 rgba(63, 217, 138, 0); }
}

.hero-logo {
  width: 180px; height: 180px;
  margin: 0 auto 24px;
  object-fit: contain;
  filter: drop-shadow(0 0 40px rgba(0, 212, 255, 0.25)) drop-shadow(0 0 60px rgba(212, 175, 55, 0.15));
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}

.hero-title {
  font-size: clamp(48px, 8vw, 84px);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1;
  margin-bottom: 18px;
}
.grad {
  background: linear-gradient(120deg, var(--accent) 0%, var(--gold-soft) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-tagline {
  font-size: clamp(15px, 1.6vw, 18px);
  font-weight: 500;
  color: var(--text-2);
  letter-spacing: 0.01em;
  margin-bottom: 16px;
}
.hero-sub {
  color: var(--muted);
  font-size: 15px;
  max-width: 620px;
  margin: 0 auto 40px;
}

.hero-actions {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 60px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 26px;
  border-radius: 10px;
  font-size: 14px; font-weight: 600;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--accent);
  color: #041620;
  box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.4);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 10px 30px -8px rgba(0, 212, 255, 0.55);
}
.btn-ghost {
  border-color: var(--border-light);
  color: var(--text);
  background: rgba(28, 38, 58, 0.35);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0, 212, 255, 0.06);
}

/* ---------- Hero stats ---------- */
.hero-stats {
  display: inline-flex; align-items: center; gap: 28px;
  padding: 18px 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(20, 27, 43, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.stat { display: flex; flex-direction: column; align-items: center; }
.stat strong {
  font-size: 22px; font-weight: 700;
  color: var(--gold);
  letter-spacing: -0.01em;
}
.stat span { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 2px; }
.stat-divider { width: 1px; height: 30px; background: var(--border); }

/* ---------- Marquee ---------- */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 22px 0;
  background: rgba(13, 16, 25, 0.6);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track {
  display: flex; gap: 26px; white-space: nowrap;
  animation: marquee 40s linear infinite;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
}
.marquee-track span { color: var(--text-2); }
.marquee-track span:nth-child(even) { color: var(--border-light); }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ---------- Feature cards ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(20, 27, 43, 0.6), rgba(20, 27, 43, 0.2));
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.card:hover {
  border-color: var(--border-light);
  transform: translateY(-3px);
  background: linear-gradient(180deg, rgba(28, 38, 58, 0.7), rgba(20, 27, 43, 0.3));
}
.card:hover::before { opacity: 1; }

.card-icon {
  font-size: 26px;
  margin-bottom: 16px;
  display: inline-flex;
  width: 48px; height: 48px;
  align-items: center; justify-content: center;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.18);
  border-radius: 12px;
}
.card h3 {
  font-size: 17px; font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.card p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
}

/* ---------- App mockup ---------- */
.app-mockup {
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-secondary);
  box-shadow:
    0 30px 80px -20px rgba(0, 0, 0, 0.8),
    0 0 0 1px rgba(0, 212, 255, 0.05),
    0 0 100px -30px rgba(0, 212, 255, 0.15);
  max-width: 1000px;
  margin: 0 auto;
}
.app-titlebar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  background: #0A0E18;
  border-bottom: 1px solid var(--border);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot-red    { background: #FF5F57; }
.dot-yellow { background: #FEBC2E; }
.dot-green  { background: #28C840; }
.app-title {
  margin-left: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

.app-body {
  display: grid;
  grid-template-columns: 200px 1fr;
  min-height: 380px;
}

.app-sidebar {
  background: var(--sidebar);
  border-right: 1px solid var(--border);
  padding: 18px 12px;
  display: flex; flex-direction: column;
}
.app-logo { display: flex; align-items: center; gap: 10px; padding: 0 8px 16px; border-bottom: 1px solid var(--border); margin-bottom: 12px; }
.app-logo-icon { font-size: 20px; }
.app-logo-name { font-size: 13px; font-weight: 700; color: var(--text); }
.app-logo-sub { font-size: 10px; color: var(--gold); letter-spacing: 0.03em; }

.app-nav { display: flex; flex-direction: column; gap: 3px; }
.app-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-2);
  transition: all 0.15s;
  cursor: default;
}
.app-nav a:hover { background: var(--surface-3); color: var(--text); }
.app-nav a.active {
  background: var(--surface);
  color: var(--text);
  border-left: 2px solid var(--gold);
  padding-left: 10px;
}
.app-nav a span { font-size: 14px; }

.app-footer { margin-top: auto; padding: 12px 8px 0; border-top: 1px solid var(--border); }
.app-status { display: flex; align-items: center; gap: 7px; font-size: 11px; color: var(--text-2); }
.status-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
}

.app-content { padding: 28px 32px; background: var(--bg); }
.app-content h3 { font-size: 20px; font-weight: 700; color: var(--gold); letter-spacing: -0.01em; }
.app-muted { font-size: 12px; color: var(--muted); margin-bottom: 22px; }

.app-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.app-card {
  padding: 18px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  text-align: center;
  transition: all 0.2s;
}
.app-card:hover {
  border-color: var(--accent);
  background: var(--surface-2);
  transform: translateY(-2px);
}
.app-card-icon { font-size: 22px; margin-bottom: 8px; }
.app-card-title { font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.app-card-desc { font-size: 11px; color: var(--text-2); line-height: 1.4; }

/* ---------- Modules ---------- */
.modules { display: flex; flex-direction: column; gap: 16px; }
.module {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 24px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(20, 27, 43, 0.4);
  transition: all 0.25s;
}
.module:hover {
  border-color: var(--border-light);
  background: rgba(28, 38, 58, 0.5);
}
.module-num {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 500;
  color: var(--gold);
  opacity: 0.5;
  line-height: 1;
  padding-top: 4px;
}
.module-body h3 {
  font-size: 18px; font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.module-body p {
  color: var(--text-2);
  font-size: 14.5px;
  margin-bottom: 14px;
}
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags span {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 10px;
  background: rgba(0, 212, 255, 0.06);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: 999px;
  color: var(--accent);
}

/* ---------- Stack chips ---------- */
.chips {
  display: flex; flex-wrap: wrap; gap: 10px;
  justify-content: center;
  max-width: 760px;
  margin: 0 auto;
}
.chip {
  padding: 10px 18px;
  border: 1px solid var(--border-light);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-2);
  background: rgba(20, 27, 43, 0.6);
  transition: all 0.2s;
}
.chip:hover {
  color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px -10px rgba(0, 212, 255, 0.5);
}

/* ---------- CTA ---------- */
.cta {
  text-align: center;
  padding: 60px 32px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 212, 255, 0.08), transparent 60%),
    rgba(20, 27, 43, 0.4);
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute; top: 0; left: 20%; right: 20%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.cta h2 {
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.cta p {
  color: var(--text-2);
  max-width: 520px;
  margin: 0 auto 32px;
}
.cta .hero-actions { margin-bottom: 0; }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 36px 0;
  margin-top: 60px;
}
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.footer-brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 14px;
}
.footer-logo { width: 24px; height: 24px; object-fit: contain; }
.footer-text { font-size: 12.5px; color: var(--muted); }

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .app-cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .section { padding: 72px 0; }
  .hero { padding: 130px 20px 80px; }
  .hero-logo { width: 140px; height: 140px; }

  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 62px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(10, 12, 20, 0.97);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    padding: 12px 20px 20px;
    transform: translateY(-20px);
    opacity: 0; pointer-events: none;
    transition: opacity 0.25s, transform 0.25s;
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1; pointer-events: auto;
  }
  .nav-links a { padding: 12px 4px; font-size: 15px; }
  .nav-cta { text-align: center; margin-top: 8px; }

  .features-grid { grid-template-columns: 1fr; }
  .app-body { grid-template-columns: 1fr; }
  .app-sidebar { display: none; }
  .app-content { padding: 22px; }
  .app-cards { grid-template-columns: 1fr; }

  .module { grid-template-columns: 1fr; gap: 8px; }
  .module-num { font-size: 22px; }

  .hero-stats { gap: 18px; padding: 14px 18px; }
  .stat strong { font-size: 18px; }
  .stat span { font-size: 10px; }

  .cta { padding: 44px 22px; }
  .footer-inner { justify-content: center; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}