/* Argus landing — static upload bundle */

:root {
  --bg: #0c0d10;
  --bg-elevated: #14161c;
  --surface: #1a1d26;
  --border: rgba(255, 255, 255, 0.08);
  --text: #e8eaef;
  --muted: #8b919d;
  --accent: #6ee7c5;
  --accent-dim: rgba(110, 231, 197, 0.15);
  --glow: rgba(110, 231, 197, 0.35);
  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "Outfit", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --radius: 12px;
  --max: 1080px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

/* Noise + gradient mesh */
.bg-layer {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, var(--glow), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 50%, rgba(110, 180, 231, 0.08), transparent 50%),
    radial-gradient(ellipse 50% 30% at 0% 80%, rgba(110, 231, 197, 0.06), transparent 45%),
    var(--bg);
}

.bg-noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.04;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  padding: 0.12em 0.35em;
  border-radius: 4px;
  background: var(--accent-dim);
  color: var(--accent);
}

.wrap {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  background: rgba(12, 13, 16, 0.75);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
  color: var(--accent);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  transition: border-color 0.2s, background 0.2s;
}

.nav-cta:hover {
  text-decoration: none;
  border-color: var(--accent);
  background: var(--accent-dim);
}

/* Hero */
.hero {
  padding: clamp(3.5rem, 10vw, 6rem) 0 clamp(4rem, 12vw, 7rem);
}

.hero-grid {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

@media (min-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin: 0 0 1rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.25rem, 5vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 0 1.25rem;
}

.hero-lead {
  color: var(--muted);
  font-size: 1.125rem;
  max-width: 36ch;
  margin: 0 0 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent);
  color: #0a0b0d;
  box-shadow: 0 0 0 0 var(--glow);
}

.btn-primary:hover {
  text-decoration: none;
  box-shadow: 0 0 32px var(--glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  text-decoration: none;
  border-color: var(--muted);
  background: var(--bg-elevated);
}

/* Terminal mock */
.hero-visual {
  position: relative;
}

.terminal {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  overflow: hidden;
  box-shadow:
    0 24px 48px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #3d424d;
}

.dot:nth-child(1) {
  background: #ff5f57;
}

.dot:nth-child(2) {
  background: #febc2e;
}

.dot:nth-child(3) {
  background: #28c840;
}

.terminal-title {
  flex: 1;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
}

.terminal-body {
  padding: 1.25rem 1.25rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.7;
}

.terminal-body .prompt {
  color: var(--muted);
}

.terminal-body .cmd {
  color: var(--text);
}

.terminal-body .hl {
  color: var(--accent);
}

.comment {
  color: var(--muted);
  font-style: italic;
}

/* Sections */
section {
  padding: clamp(3rem, 8vw, 5rem) 0;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

.section-intro {
  color: var(--muted);
  max-width: 52ch;
  margin: 0 0 2.5rem;
}

.features {
  border-top: 1px solid var(--border);
}

.feature-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: rgba(110, 231, 197, 0.35);
  transform: translateY(-2px);
}

.feature-icon {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  margin: 0 0 0.5rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
}

/* Work in progress */
.wip-section {
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg) 100%);
}

.wip-panel {
  max-width: 42rem;
  margin-inline: auto;
  padding: 1.75rem 1.75rem 1.85rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  border-left: 3px solid rgba(232, 197, 106, 0.55);
  background: var(--surface);
  box-shadow: 0 0 0 1px rgba(232, 197, 106, 0.06) inset;
}

.wip-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #e8c86a;
  margin: 0 0 0.5rem;
}

.wip-section .section-title {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  margin-bottom: 1.1rem;
}

.wip-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.65;
}

.wip-list li + li {
  margin-top: 0.75rem;
}

.wip-list strong {
  color: var(--text);
  font-weight: 600;
}

/* Footer */
.site-footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.875rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

/* Motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn,
  .feature-card {
    transition: none;
  }

  .feature-card:hover {
    transform: none;
  }
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-content > * {
  animation: fade-up 0.7s ease backwards;
}

.hero-content > *:nth-child(1) {
  animation-delay: 0.05s;
}

.hero-content > *:nth-child(2) {
  animation-delay: 0.12s;
}

.hero-content > *:nth-child(3) {
  animation-delay: 0.19s;
}

.hero-content > *:nth-child(4) {
  animation-delay: 0.26s;
}

.hero-visual {
  animation: fade-up 0.8s ease 0.2s backwards;
}

@media (prefers-reduced-motion: reduce) {
  .hero-content > *,
  .hero-visual {
    animation: none;
  }
}