/* styles.css */
:root {
  --bg: #0b0b0b;
  --surface: #121212;
  --surface-2: #171717;
  --text: #f3f3f3;
  --muted: #b5b5b5;
  --border: #2a2a2a;

  /* Colorful accent without breaking B/W theme */
  --accent-1: #7c5cff;
  --accent-2: #24d1ff;
  --accent-3: #ff5caa;
  --accent-grad: conic-gradient(from 180deg at 50% 50%, var(--accent-1), var(--accent-2), var(--accent-3), var(--accent-1));
}

* { box-sizing: border-box; }
html, body { height: 100%; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
  background: radial-gradient(1200px 1200px at 20% -10%, #151515 0%, var(--bg) 45%) no-repeat,
              radial-gradient(800px 800px at 120% 20%, #111 0%, transparent 60%) no-repeat,
              var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

/* Canvas accents */
#fx-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.4;
  mix-blend-mode: screen;
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav .brand {
  display: flex;
  gap: 10px;
  align-items: center;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.3px;
}
.nav .brand img { width: 28px; height: 28px; filter: drop-shadow(0 0 6px rgba(255,255,255,0.06)); }
.nav .nav-links { display: flex; gap: 18px; align-items: center; }
.nav .nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}
.nav .nav-links a:hover { color: var(--text); }
.nav .btn { margin-left: 6px; }

.nav-toggle {
  display: none;
  flex-direction: column; gap: 5px; background: transparent; border: none; cursor: pointer;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text); display: block; }

/* Hero */
.hero {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 20px 40px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}
.hero .eyebrow {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
}
.hero h1 {
  font-size: clamp(38px, 6vw, 64px);
  line-height: 1.03;
  margin: 10px 0 10px;
}
.gradient-text {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .subhead {
  color: var(--muted);
  max-width: 60ch;
}
.cta { display: flex; gap: 12px; margin-top: 18px; }
.chip {
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
}
.hero-badges { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }

.hero-media {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #101010, #0c0c0c);
}
.hero-media img {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0.95;
}
.glow-border {
  position: absolute;
  inset: -1px;
  pointer-events: none;
  background: var(--accent-grad);
  filter: blur(18px);
  opacity: 0.25;
  mask: linear-gradient(#000, transparent 30%);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 10px;
  padding: 10px 14px;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.2s ease;
  font-weight: 600;
  position: relative;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  color: #000;
  background: #fff;
  box-shadow: 0 6px 20px rgba(255,255,255,0.05);
}
.btn-outline {
  color: var(--text);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #121212, #0e0e0e);
}
.btn-ghost {
  color: var(--text);
  border: 1px solid transparent;
}

/* Section base */
.section {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 20px;
}
.section-alt {
  background: linear-gradient(180deg, #0a0a0a, transparent);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-head {
  margin-bottom: 28px;
}
.section-head h2 {
  font-size: clamp(28px, 3.5vw, 40px);
  margin: 0;
}
.section-subtitle { color: var(--muted); margin-top: 6px; }

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.card {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  padding: 18px;
  position: relative;
  overflow: hidden;
  /* Define defaults for spotlight position to satisfy linters and provide fallbacks */
  --mx: 50%;
  --my: 50%;
}
.card .icon {
  width: 44px; height: 44px; display: grid; place-items: center;
  color: #fff;
  border-radius: 10px;
  background: radial-gradient(80% 80% at 30% 30%, rgba(255,255,255,0.1), transparent), #0f0f0f;
  box-shadow: 0 6px 30px rgba(255,255,255,0.04);
  margin-bottom: 10px;
}
.card::after {
  content: "";
  position: absolute; inset: -1px;
  background: radial-gradient(400px 400px at var(--mx, 50%) var(--my, 50%), rgba(124,92,255,0.08), transparent 60%),
              conic-gradient(from 240deg at var(--mx, 50%) var(--my, 50%), rgba(36,209,255,0.08), rgba(255,92,170,0.08), transparent 60%);
  opacity: 0; transition: opacity .25s ease;
  pointer-events: none;
}
.card:hover::after { opacity: 1; }
.card h3 { margin: 6px 0; }
.card p { color: var(--muted); margin: 6px 0 10px; }
.card small { color: #8a8a8a; }

/* Steps */
.steps {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 14px;
}
.step {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(180deg, #121212, #0f0f0f);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
}
.step h4 { margin: 0 0 6px; }
.step p { margin: 0; color: var(--muted); }

/* Media grid */
.media-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.media-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden; /* keeps the card neat */
  background: #0f0f0f;
  transition: box-shadow .25s ease, transform .25s ease;
}
.media-card img {
  width: 100%;
  height: auto;
  display: block;
  cursor: zoom-in;
  transform: translateZ(0);
  transition: transform .25s ease, filter .25s ease;
  transform-origin: center center;
}
.media-card:hover {
  box-shadow: 0 10px 30px rgba(0,0,0,0.35);
}
.media-card img:hover {
  transform: scale(1.06);
  filter: saturate(1.05);
}
.media-card figcaption {
    padding: 10px 12px;
    color: var(--muted);
    border-top: 1px solid var(--border);
}
.media-section {
    padding-top: 6rem;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.85);
    z-index: 1000;
    padding: 24px;
}
.lightbox.open { display: flex; }
.lightbox-img {
    max-width: min(92vw, 1400px);
    max-height: 92vh;
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 20px 80px rgba(0,0,0,0.6);
    background: #0b0b0b;
}
.lightbox-close {
    position: absolute;
    top: 14px;
    right: 16px;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: linear-gradient(180deg, #161616, #0f0f0f);
    color: var(--text);
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
}
.lightbox-close:hover { filter: brightness(1.15); }

/* Get Started */
.get-started-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.panel {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  background: linear-gradient(180deg, #121212, #0f0f0f);
}
.panel h3 { margin-top: 0; }
.panel ul, .panel ol { margin: 8px 0 0 18px; color: var(--muted); }

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  margin-top: 40px;
  background: #0a0a0a;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  justify-content: space-between;
}
.brandline {
  display: flex; align-items: center; gap: 10px; color: var(--muted);
}
.brandline img { width: 22px; height: 22px; }
.brandline strong { color: var(--text); }
.brandline .dot { width: 4px; height: 4px; background: var(--muted); border-radius: 50%; display: inline-block; margin: 0 6px; }
.footer .links { display: flex; gap: 14px; }
.footer .links a { color: var(--muted); text-decoration: none; }
.footer .links a:hover { color: var(--text); }

/* Reveal on scroll */
.reveal {
  opacity: 0; transform: translateY(12px);
  transition: opacity .5s ease, transform .6s cubic-bezier(.2,.6,.2,1);
}
.reveal.in-view {
  opacity: 1; transform: translateY(0);
}

/* Responsive */
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding-top: 60px; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .media-grid { grid-template-columns: 1fr; }
  .get-started-grid { grid-template-columns: 1fr; }
  .nav .nav-links { display: none; }
  .nav-toggle { display: flex; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { transition: none; }
  #fx-canvas { display: none; }
}