/* Fly Scoreboard – Docs (flat, client-focused) */

/* -------- Base tokens -------- */
:root {
  --bg: #050910;
  --bg-elevated: #0b1018;
  --bg-soft: #111827;
  --border-subtle: #1f2937;
  --border-strong: #374151;

  --fg: #f9fafb;
  --fg-soft: #d1d5db;
  --fg-muted: #9ca3af;

  --accent: #0ea5e9;
  --accent-soft: rgba(14, 165, 233, 0.15);

  --success: #22c55e;
  --shadow-soft: 0 12px 32px rgba(0, 0, 0, 0.45);

  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;

  --page-max: 1120px;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
}

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

/* -------- Top nav -------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(5, 9, 16, 0.96);
  backdrop-filter: blur(10px);
}

.nav-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0.6rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--fg);
}
.brand img {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--bg-soft);
}
.brand span {
  font-weight: 700;
  letter-spacing: 0.02em;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* -------- Buttons -------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid var(--border-subtle);
  background: #111827;
  color: var(--fg);
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease,
    transform 0.1s ease, box-shadow 0.1s ease;
}
.btn:hover {
  background: #1f2937;
  border-color: var(--border-strong);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
}

.btn.primary {
  background: var(--accent);
  color: #020617;
  border-color: var(--accent);
}
.btn.primary:hover {
  background: #0284c7;
  border-color: #0284c7;
}

.btn.ghost {
  background: transparent;
  border-color: var(--border-subtle);
}
.btn.ghost:hover {
  background: #111827;
}

.btn.github {
  background: #111827;
}

.btn.support {
  background: #f97316;
  border-color: #f97316;
  color: #111827;
}
.btn.support:hover {
  background: #ea580c;
  border-color: #ea580c;
}

/* -------- Layout -------- */
.page {
  padding: 1.5rem 1.25rem 2.5rem;
}

.page-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(220px, 1fr);
  gap: 2rem;
}

.content {
  min-width: 0;
}
.content section {
  padding: 2.25rem 0 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}
.content section:last-of-type {
  border-bottom: none;
}

/* -------- Hero -------- */
.hero {
  padding-top: 1.75rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.2fr);
  gap: 2rem;
  align-items: center;
}

.hero-copy {
  min-width: 0;
}

.hero-logo {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  padding: 6px;
  background: #0f172a;
  border: 1px solid var(--border-strong);
  margin-bottom: 0.75rem;
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.9rem, 3vw, 2.4rem);
  line-height: 1.2;
}

.hero-lead {
  margin: 0 0 1.1rem;
  color: var(--fg-soft);
}

.hero-bullets {
  margin: 0 0 1.3rem;
  padding-left: 1.1rem;
  color: var(--fg-soft);
}
.hero-bullets li + li {
  margin-top: 0.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--fg-muted);
}
.hero-tags span {
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  background: #020617;
}

.hero-media {
  border-radius: var(--radius-lg);
  background: var(--bg-soft);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.hero-media img {
  display: block;
  width: 100%;
  height: auto;
}

/* -------- Headings & text -------- */
h2 {
  margin: 0 0 0.75rem;
  font-size: 1.4rem;
}
h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
}
p {
  margin: 0 0 0.8rem;
  color: var(--fg-soft);
}
ul,
ol {
  margin: 0 0 0.8rem;
  padding-left: 1.1rem;
}
li {
  color: var(--fg-soft);
}

/* -------- Cards / grids -------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  padding: 0.9rem 1rem;
}
.card ul {
  margin-top: 0.35rem;
}

/* -------- Split layout -------- */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.5rem;
}
.split-col p:last-child {
  margin-bottom: 0;
}

/* -------- Steps -------- */
.steps {
  margin: 0 0 1.25rem;
  padding-left: 1.2rem;
}
.steps li + li {
  margin-top: 0.4rem;
}

/* -------- Code blocks -------- */
.code {
  background: #020617;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  padding: 0.5rem 0.75rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
  font-size: 0.85rem;
  overflow-x: auto;
  margin: 0.4rem 0;
}
.code code {
  white-space: pre;
}

/* -------- Notes -------- */
.note {
  font-size: 0.9rem;
  color: var(--fg-muted);
}

/* -------- FAQ -------- */
details {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  padding: 0.6rem 0.8rem;
  margin-bottom: 0.6rem;
}
details summary {
  list-style: none;
  cursor: pointer;
  font-weight: 600;
  color: var(--fg);
}
details[open] summary {
  margin-bottom: 0.4rem;
}
details summary::marker {
  display: none;
}
details summary::-webkit-details-marker {
  display: none;
}

/* -------- Footer -------- */
.site-footer {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.9rem;
  color: var(--fg-muted);
}
.site-footer p {
  margin-bottom: 0.25rem;
}

/* -------- TOC (right sidebar) -------- */
.toc {
  position: relative;
}
.toc-inner {
  position: sticky;
  top: 4.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: #020617;
  padding: 0.75rem 0.8rem;
}
.toc-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  margin: 0 0 0.4rem;
}
.toc nav {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.toc-link {
  display: inline-block;
  font-size: 0.88rem;
  color: var(--fg-soft);
  padding: 0.25rem 0.4rem;
  border-radius: 999px;
  text-decoration: none;
  transition: background 0.12s ease, color 0.12s ease;
}
.toc-link:hover {
  background: #0b1120;
  color: var(--fg);
}
.toc-link.active {
  background: var(--accent-soft);
  color: #e0f2fe;
}

/* -------- Responsive -------- */
@media (max-width: 960px) {
  .page-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .toc {
    order: -1;
  }
  .toc-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.3rem 0.5rem;
    margin-bottom: 0.75rem;
  }
  .toc-title {
    margin: 0;
    margin-right: 0.4rem;
  }
  .toc nav {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

@media (max-width: 720px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .hero-media {
    order: -1;
  }
  .hero {
    padding-top: 1rem;
  }
}

@media (max-width: 480px) {
  .nav-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-cta {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }
}

/* -------- Accessibility -------- */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}