/* =============================================================================
   Unibright ONE — product site (one.unibright.io)
   Same tokens as unibright.io: dark theme, accent #2BB2FC, Lato.
   ============================================================================= */

:root {
  --color-bg:             #0a0e1a;
  --color-bg-alt:         #101d35;
  --color-bg-card:        #141928;
  --color-bg-elevated:    #1a2035;
  --color-accent:         #2BB2FC;
  --color-accent-hover:   #52c3fd;
  --color-accent-dim:     rgba(43, 178, 252, 0.12);
  --color-text:           #eef2f7;
  --color-text-secondary: #8fa3c0;
  --color-text-muted:     #526279;
  --color-border:         rgba(255, 255, 255, 0.08);
  --color-border-accent:  rgba(43, 178, 252, 0.3);
  --color-get:            #3fb68b;
  --color-post:           #2BB2FC;

  --font-body: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;

  --radius: 10px;
  --max-width: 1120px;
  --gutter: 24px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
}

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

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

h1, h2, h3, h4 { line-height: 1.25; margin: 0 0 0.6em; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 900; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.5rem, 3vw, 1.9rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }

code, pre { font-family: var(--font-mono); font-size: 0.875rem; }
code { background: var(--color-bg-elevated); padding: 0.1em 0.35em; border-radius: 4px; }
pre {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px 16px;
  overflow-x: auto;
  line-height: 1.5;
}
pre code { background: none; padding: 0; }

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

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--color-accent); color: var(--color-bg); padding: 8px 14px; z-index: 100;
}
.skip-link:focus { left: 8px; top: 8px; }

/* Header ------------------------------------------------------------------- */

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 14, 26, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; min-height: 64px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--color-text); font-weight: 900; font-size: 1.25rem; }
.brand:hover { text-decoration: none; color: var(--color-text); }
.brand img { width: 32px; height: 32px; }
.brand span { color: var(--color-accent); }

.site-nav { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.site-nav a { color: var(--color-text-secondary); font-size: 0.95rem; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--color-text); text-decoration: none; }

.btn {
  display: inline-block; padding: 10px 20px; border-radius: 999px;
  background: var(--color-accent); color: var(--color-bg); font-weight: 700;
  border: 1px solid var(--color-accent);
}
.btn:hover { background: var(--color-accent-hover); color: var(--color-bg); text-decoration: none; }
.btn--ghost { background: transparent; color: var(--color-accent); }
.btn--ghost:hover { background: var(--color-accent-dim); color: var(--color-accent); }
.site-nav .btn { color: var(--color-bg); padding: 7px 16px; font-size: 0.9rem; }

/* Hero --------------------------------------------------------------------- */

.hero {
  padding: 88px 0 72px;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(43, 178, 252, 0.16), transparent 55%),
    radial-gradient(ellipse at 90% 30%, rgba(231, 29, 115, 0.10), transparent 50%);
  border-bottom: 1px solid var(--color-border);
}
.hero__eyebrow { color: var(--color-accent); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; font-size: 0.8rem; }
.hero__lead { font-size: 1.2rem; color: var(--color-text-secondary); max-width: 760px; }
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }

/* Sections ----------------------------------------------------------------- */

.section { padding: 72px 0; }
.section--alt { background: var(--color-bg-alt); }
.section__intro { color: var(--color-text-secondary); max-width: 760px; }

.features {
  display: grid; gap: 18px; margin-top: 32px;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.feature {
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 22px;
}
.feature h3 { color: var(--color-text); }
.feature p { color: var(--color-text-secondary); margin: 0; font-size: 0.95rem; }

.prose { max-width: 780px; color: var(--color-text-secondary); }
.prose strong { color: var(--color-text); }

.cta {
  border: 1px solid var(--color-border-accent); background: var(--color-accent-dim);
  border-radius: var(--radius); padding: 28px; display: flex; gap: 20px;
  align-items: center; justify-content: space-between; flex-wrap: wrap;
}
.cta p { margin: 0; color: var(--color-text-secondary); }

/* Docs / API layout -------------------------------------------------------- */

.doc-layout {
  display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 48px;
  padding-top: 48px; padding-bottom: 72px;
}
.doc-nav { position: sticky; top: 88px; align-self: start; font-size: 0.92rem; }
.doc-nav h4 {
  color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.08em;
  font-size: 0.75rem; margin: 18px 0 6px;
}
.doc-nav ul { list-style: none; margin: 0; padding: 0; }
.doc-nav li a { display: block; padding: 3px 0; color: var(--color-text-secondary); }
.doc-nav li a:hover { color: var(--color-text); text-decoration: none; }

.doc-content { min-width: 0; }
.doc-content > section { padding-bottom: 40px; margin-bottom: 40px; border-bottom: 1px solid var(--color-border); scroll-margin-top: 88px; }
.doc-content > section:last-child { border-bottom: 0; }
.doc-content p, .doc-content li { color: var(--color-text-secondary); }
.doc-content strong { color: var(--color-text); }

figure { margin: 22px 0; }
figure img { border: 1px solid var(--color-border); border-radius: var(--radius); }
figcaption { color: var(--color-text-muted); font-size: 0.85rem; margin-top: 6px; }

.note {
  border-left: 3px solid var(--color-accent); background: var(--color-accent-dim);
  padding: 12px 16px; border-radius: 0 var(--radius) var(--radius) 0; color: var(--color-text-secondary);
}

/* API reference ------------------------------------------------------------ */

.endpoint {
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 20px 22px; margin: 18px 0; scroll-margin-top: 88px;
}
.endpoint__head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 6px; }
.endpoint__path { font-family: var(--font-mono); font-size: 0.95rem; color: var(--color-text); word-break: break-all; }
.endpoint__summary { color: var(--color-text); font-weight: 700; margin: 4px 0; }
.method {
  font-family: var(--font-mono); font-size: 0.75rem; font-weight: 700; padding: 3px 9px;
  border-radius: 5px; color: var(--color-bg);
}
.method--get { background: var(--color-get); }
.method--post { background: var(--color-post); }
.lock { color: var(--color-text-muted); font-size: 0.8rem; }

.params { width: 100%; border-collapse: collapse; margin: 12px 0 4px; font-size: 0.9rem; }
.params th, .params td { text-align: left; padding: 8px 10px; border-top: 1px solid var(--color-border); vertical-align: top; }
.params th { color: var(--color-text-muted); font-weight: 700; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; border-top: 0; }
.params td:first-child { font-family: var(--font-mono); color: var(--color-text); white-space: nowrap; }
.params .type { color: var(--color-text-muted); font-family: var(--font-mono); font-size: 0.8rem; }
.table-wrap { overflow-x: auto; }

.label { color: var(--color-text-muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 700; margin: 14px 0 4px; }

/* Footer ------------------------------------------------------------------- */

.site-footer { border-top: 1px solid var(--color-border); padding: 32px 0; color: var(--color-text-muted); font-size: 0.875rem; }
.site-footer .container { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.site-footer a { color: var(--color-text-secondary); }
.site-footer nav { display: flex; gap: 18px; flex-wrap: wrap; }

/* Responsive --------------------------------------------------------------- */

@media (max-width: 860px) {
  .doc-layout { grid-template-columns: 1fr; gap: 24px; }
  .doc-nav { position: static; border-bottom: 1px solid var(--color-border); padding-bottom: 16px; }
}

@media (max-width: 600px) {
  :root { --gutter: 16px; }
  .site-header .container { padding-top: 10px; padding-bottom: 10px; }
  .site-nav { gap: 14px; }
  .hero { padding: 56px 0 48px; }
  .section { padding: 48px 0; }
  .params td:first-child { white-space: normal; }
}