/* ------------------------------
   Design tokens / base styles
   ------------------------------ */
:root{
  /* colors */
  --bg: #0e1318;
  --surface: #121922;
  --text: #e6eefc;
  --muted: #7d8ca1;
  --border: rgba(255,255,255,.06);
  --accent: #1a7cff;
  --accent-2: #1c9bd8;
  --ring: rgba(26,124,255,.35);

  /* layout */
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.03);
  --container: 1200px;
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 20px;
  --space-5: 24px;
  --space-6: 34px;
  --space-7: 60px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body{
  margin: 0;
  font: 16px/1.6 Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color: var(--text);
  background:
    radial-gradient(1200px 700px at 10% -10%, #15324a 0%, transparent 60%),
    radial-gradient(900px 600px at 110% 10%, #1d1f3a 0%, transparent 60%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-5); }

/* ------------------------------
   Navigation
   ------------------------------ */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(8px);
  background: linear-gradient(180deg, rgba(14,19,24,.9), rgba(14,19,24,.5) 60%, transparent);
  border-bottom: 1px solid var(--border);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; padding: var(--space-3) 0; }
.brand { display: flex; align-items: center; gap: var(--space-3); }
.brand__logo {
  height: 32px; width: auto;
  border-radius: 8px;
  display: block;
  box-shadow: 0 0 24px var(--ring);
}
.brand__name { font-weight: 700; letter-spacing: .2px; white-space: nowrap; }

.links { display: flex; gap: 20px; color: var(--muted); }
.links a { padding: 8px 10px; border-radius: 10px; }
.links a:hover { background: rgba(255,255,255,.04); color: #fff; }

/* ------------------------------
   Masthead
   ------------------------------ */
.masthead { padding: var(--space-7) 0 var(--space-4); }

.masthead__grid {
  display: grid;
  grid-template-columns: minmax(360px, 1.3fr) minmax(280px, 0.9fr);
  gap: 40px;
  align-items: center;
}

h1 {
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1.08;
  margin: .2em 0 .35em;
  letter-spacing: .2px;
}
.tag {
  display: inline-block; padding: 6px 10px;
  border: 1px solid var(--border); border-radius: 999px;
  color: var(--muted); font-size: 13px; letter-spacing: .2px;
}
.lead { color: var(--muted); max-width: 60ch; }

.cta { margin-top: 22px; display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  padding: 12px 16px; border-radius: 12px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #1a7cff, #166be0);
  color: #fff; box-shadow: 0 8px 20px var(--ring); font-weight: 600;
}
.btn--secondary { background: transparent; color: #d9e6ff; }
.btn--secondary:hover { background: rgba(255,255,255,.04); }

/* ------------------------------
   Logo-art (right image)
   Transparent wrapper so PNG transparency shows the page background.
   ------------------------------ */
.logo-art{
  position: relative;
  justify-self: end;
  width: 100%;
  max-width: 480px;

  background: transparent;  /* no panel */
  border-radius: 0;
  box-shadow: none;
  overflow: visible;
}
.logo-art img{
  display: block;            /* remove inline gaps */
  width: 100%;
  height: auto;
  object-fit: contain;

  background: transparent;   /* ensure no fill behind transparent pixels */
  border-radius: 0;
}

/* ------------------------------
   Sections / Cards
   ------------------------------ */
section { padding: var(--space-6) 0; }
.section-title { font-size: 22px; margin: 6px 0 20px; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

.card {
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow);
}
.card__thumb { height: 140px; background: linear-gradient(135deg, #3a4656, #1c2632); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.card__thumb img { width: 100%; height: 100%; object-fit: cover; opacity: .95; }
.card__body { padding: 14px 16px; }
.card__title { margin: 0 0 4px; font-size: 18px; }
.muted { color: var(--muted); font-size: 14px; }

/* ------------------------------
   Feature row (charts)
   ------------------------------ */
.two-col { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
.panel {
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow);
}
.panel h4 { margin: 0 0 8px; }
.chart {
  height: 220px; border-radius: 12px;
  background:
    linear-gradient(180deg, rgba(26,124,255,.08), transparent 70%),
    radial-gradient(500px 140px at 20% 90%, rgba(28,155,216,.18), transparent 50%),
    #0f141a;
  position: relative; overflow: hidden;
}
.chart svg { position: absolute; inset: 0; }

/* ------------------------------
   Footer
   ------------------------------ */
footer { padding: 30px 0 60px; color: var(--muted); }
.foot {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  border-top: 1px solid var(--border); padding-top: 18px;
}
.tiny { font-size: 13px; }

/* ------------------------------
   Responsive
   ------------------------------ */
@media (max-width: 980px){
  .masthead { padding-top: 30px; }
  .masthead__grid { grid-template-columns: 1fr; }
  .logo-art { justify-self: center; max-width: 380px; }
  .grid { grid-template-columns: 1fr 1fr; }
  .brand__logo { height: 28px; }
}
@media (max-width: 640px){
  .grid { grid-template-columns: 1fr; }
  .links { display: none; }
}