@import './theme.css';

/* ── reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-normal);
  min-height: 100svh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* firelight warmth from the top, like glow on a cave wall */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1100px 520px at 50% -10%, var(--color-accent-faint), transparent 70%),
    var(--color-bg);
  pointer-events: none;
}

/* dot grid revealed by a spotlight that follows the mouse (see js/cursor.js).
   Ported from cv-lulustudio, recolored to the hub accent. Sits behind content. */
.dot-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 60%, transparent) 1.2px, transparent 1.2px);
  background-size: 26px 26px;
  -webkit-mask-image: radial-gradient(ellipse 360px 300px at var(--mx, -999px) var(--my, -999px), #000 8%, transparent 70%);
  mask-image: radial-gradient(ellipse 360px 300px at var(--mx, -999px) var(--my, -999px), #000 8%, transparent 70%);
}

/* subtle film-grain overlay */
.grain {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── headings ── */
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-heading);
  line-height: var(--line-height-tight);
  font-weight: 700;
  letter-spacing: -0.01em;
  text-wrap: balance;
  overflow-wrap: break-word;
}
h1 { font-size: var(--font-size-hero); }
h2 { font-size: var(--font-size-title); }
h3 { font-size: var(--font-size-subtitle); }
p { color: var(--color-text); text-wrap: pretty; }
strong { color: var(--color-heading); font-weight: 700; }
img, svg, video { max-width: 100%; height: auto; }

/* ── links ── */
a { color: var(--color-accent); text-decoration: none; transition: color 0.15s ease; }
a:hover { color: var(--color-accent-bright); }

/* ── code / mono ── */
code, pre, kbd, samp { font-family: var(--font-mono); font-size: var(--font-size-code); }
code:not(pre code) {
  background: var(--color-inset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.1em 0.4em;
  color: var(--color-heading);
}

/* ── layout primitives ── */
.page-width {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2rem);
}

/* ── focus / a11y ── */
a:focus-visible, button:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ── button ── */
.button {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.01em;
  padding: 0.7em 1.15em;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease, transform 0.16s ease;
}
.button:hover { background: var(--color-accent); color: var(--color-bg); transform: translateY(-1px); }
.button--ghost { border-color: var(--color-border-strong); background: transparent; color: var(--color-text); }
.button--ghost:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  transform: translateY(-1px);
}

/* ── skip link ── */
.skip-link {
  position: fixed; top: 8px; left: 8px; z-index: 10000;
  transform: translateY(-160%);
  background: var(--color-accent); color: var(--color-bg);
  font-family: var(--font-mono); font-size: 0.75rem; font-weight: 600;
  padding: 0.6em 1em; border-radius: var(--radius-sm);
  transition: transform 0.18s ease;
}
.skip-link:focus { transform: translateY(0); }

/* ── navigation ── */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  min-height: var(--nav-height);
  display: flex; align-items: center;
  background: color-mix(in srgb, var(--color-bg) 82%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.site-nav__bar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-lg); width: 100%; }
.site-nav__brand { font-family: var(--font-display); font-weight: 700; color: var(--color-heading); font-size: 1.05rem; letter-spacing: -0.01em; }
.site-nav__brand:hover { color: var(--color-heading); }
.site-nav__mark { color: var(--color-accent); }
.site-nav__links { display: flex; gap: var(--space-lg); list-style: none; }
.site-nav__links a { font-family: var(--font-mono); font-size: 0.82rem; color: var(--color-text-muted); letter-spacing: 0.02em; }
.site-nav__links a:hover,
.site-nav__links a[aria-current='page'] { color: var(--color-accent); }

/* ── hero ── */
.hero { padding-block: clamp(3rem, 11vw, 8rem) var(--section-padding); }
.hero__eyebrow {
  display: flex; align-items: center; gap: var(--space-sm);
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--color-text-muted);
  margin-bottom: var(--space-lg); flex-wrap: wrap;
}
.hero__title { margin-bottom: var(--space-lg); max-width: 18ch; }
.hero__lead { max-width: 60ch; color: var(--color-text); font-size: 1.08em; }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-md); margin-top: var(--space-xl); }
.hero__back { font-family: var(--font-mono); font-size: 0.8rem; color: var(--color-text-muted); display: inline-block; margin-bottom: var(--space-lg); }

/* ── numbered section ── */
.section { padding-block: var(--section-padding); border-top: 1px solid var(--color-border); }
.section__header { margin-bottom: var(--space-xl); }
.section__number { display: inline-block; font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.12em; color: var(--color-accent); margin-bottom: var(--space-sm); }
.section__title { max-width: 24ch; }
.section__lead { margin-top: var(--space-sm); color: var(--color-text-muted); max-width: 60ch; font-size: 1.05em; }

/* ── card grid + card ── */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: var(--space-lg); }
.card {
  display: flex; flex-direction: column; gap: var(--space-sm);
  padding: var(--space-lg);
  background: color-mix(in srgb, var(--color-card) 55%, transparent);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  transition: border-color 0.18s ease, transform 0.18s ease, background 0.18s ease;
}
.card:hover { border-color: var(--color-border-strong); transform: translateY(-2px); background: color-mix(in srgb, var(--color-elevated) 60%, transparent); }
.card__meta { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.card__head { display: flex; align-items: center; gap: var(--space-sm); }
.card__icon { width: 32px; height: 32px; flex-shrink: 0; border-radius: 7px; object-fit: contain; }
.card__title { font-size: var(--font-size-subtitle); overflow-wrap: anywhere; }
.card__title-btn {
  font: inherit; color: var(--color-heading); background: none; border: 0; padding: 0;
  text-align: left; cursor: pointer; transition: color 0.15s ease;
}
.card__title-btn:hover { color: var(--color-accent); }
.card__title-arrow { color: var(--color-accent); white-space: nowrap; }
.card__description { color: var(--color-text-muted); font-size: 0.95em; flex: 1; }
/* tech stack: a labeled row of language chips with a color dot each */
.card__stack { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-xs); }
.card__stack-label { font-family: var(--font-mono); font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-faint); }
.tech-list { display: flex; flex-wrap: wrap; gap: var(--space-xs); list-style: none; }
.tech { display: inline-flex; align-items: center; gap: 0.4em; font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-text-muted); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 0.12em 0.5em; }
.tech__dot { width: 8px; height: 8px; border-radius: 2px; display: inline-block; }
.card__actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-md); margin-top: var(--space-xs); }
.card__action {
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--color-accent);
  background: none; border: 0; padding: 0; cursor: pointer; transition: color 0.15s ease;
}
.card__action:hover { color: var(--color-accent-bright); }

/* compact stats line under the card description */
.statline { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5em; font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-text-faint); }
.statline__sep { color: var(--color-border-strong); }

/* ── badge ── */
.badge {
  display: inline-flex; align-items: center; gap: 0.4em;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.03em;
  text-transform: uppercase; padding: 0.22em 0.6em; border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-strong); background: var(--color-inset); color: var(--color-text-muted); white-space: nowrap;
}
.badge__dot { font-size: 0.6em; line-height: 1; display: inline-block; }

/* live badge: vivid green, with a light circling the pill border */
.badge--live {
  position: relative;
  color: var(--color-live-bright);
  border-color: color-mix(in srgb, var(--color-live) 45%, transparent);
  background: var(--color-live-soft);
}
.badge--live .live-count { font-weight: 700; }
.badge--live::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.4px;
  background: conic-gradient(from var(--beam-angle, 0deg),
    transparent 0 62%,
    color-mix(in srgb, var(--color-live-bright) 40%, transparent) 74%,
    var(--color-live-bright) 84%,
    transparent 92%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask-composite: exclude;
  animation: badge-beam 2.6s linear infinite;
  pointer-events: none;
}
@property --beam-angle { syntax: '<angle>'; inherits: false; initial-value: 0deg; }
@keyframes badge-beam { to { --beam-angle: 360deg; } }
.badge--accent { color: var(--color-accent); border-color: var(--color-accent); background: var(--color-accent-soft); }
.badge--warn { color: var(--color-warn); border-color: var(--color-warn); }
.badge--private { color: var(--color-text-faint); border-color: var(--color-border-strong); }
.badge--fork { color: var(--color-text-muted); border-color: var(--color-border-strong); }
.badge--discord { color: #aab0f7; border-color: color-mix(in srgb, #5865f2 55%, transparent); background: rgba(88, 101, 242, 0.12); }
.badge--version { color: var(--color-accent); border-color: color-mix(in srgb, var(--color-accent) 45%, transparent); background: var(--color-accent-soft); text-transform: none; }
.badge__icon { display: inline-block; vertical-align: -1px; }

/* ── code block ── */
.code-block { border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-elevated); overflow: hidden; }
.code-block__bar { display: flex; align-items: center; gap: 0.5em; padding: 0.5em 0.9em; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.04em; color: var(--color-text-muted); background: var(--color-inset); border-bottom: 1px solid var(--color-border); }
.code-block__dot { color: var(--color-accent); font-size: 0.7em; }
.code-block__body { margin: 0; padding: var(--space-md); overflow-x: auto; color: var(--color-heading); line-height: 1.6; }

/* ── prose + checklist ── */
.prose { max-width: 64ch; display: flex; flex-direction: column; gap: var(--space-lg); }
.checklist { list-style: none; display: flex; flex-direction: column; gap: var(--space-xs); }
.checklist li { font-family: var(--font-mono); font-size: 0.85rem; color: var(--color-text-muted); }
.checklist__mark { color: var(--color-live); margin-right: 0.5em; }
.callout--warn { color: var(--color-text); border-left: 2px solid var(--color-warn); padding-left: var(--space-md); }
.fine-print { font-size: 0.88rem; color: var(--color-text-muted); max-width: 60ch; }
.see-all { margin-top: var(--space-lg); font-family: var(--font-mono); font-size: 0.85rem; }

/* ── download grid (apx) ── */
.download-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); gap: var(--space-md); }
.download {
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 0.2em var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-md);
  transition: border-color 0.18s ease, transform 0.18s ease;
}
.download:hover { border-color: var(--color-accent); transform: translateY(-2px); }
.download__label { color: var(--color-heading); font-weight: 600; }
.download__platform { grid-column: 1; font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-text-faint); }
.download__arrow { grid-row: 1 / 3; grid-column: 2; color: var(--color-accent); font-size: 1.2rem; }

/* ── footer ── */
.site-footer { border-top: 1px solid var(--color-border); padding-block: var(--space-2xl); color: var(--color-text-faint); font-family: var(--font-mono); font-size: 0.78rem; }
.site-footer__row { display: flex; flex-wrap: wrap; gap: var(--space-md); justify-content: space-between; }

/* ── empty state (shown if data fails to load) ── */
.empty-state { color: var(--color-text-faint); font-family: var(--font-mono); font-size: 0.85rem; }

/* ── details dialog (click-to-expand) ── */
.details {
  width: min(640px, calc(100vw - 2rem));
  margin: auto;
  padding: 0;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-card);
  color: var(--color-text);
}
.details::backdrop { background: rgba(0, 0, 0, 0.66); backdrop-filter: blur(2px); }
.details[open] { animation: details-in 0.22s cubic-bezier(0.16, 1, 0.3, 1) both; }
.details[open]::backdrop { animation: backdrop-in 0.22s ease both; }
@keyframes details-in { from { opacity: 0; transform: translateY(10px) scale(0.98); } to { opacity: 1; transform: none; } }
@keyframes backdrop-in { from { opacity: 0; } to { opacity: 1; } }
.details__panel { position: relative; padding: var(--space-xl); display: flex; flex-direction: column; gap: var(--space-md); }
.details__release { font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-text-muted); }
.details__release strong { color: var(--color-accent); }
.details__close {
  position: absolute; top: var(--space-md); right: var(--space-md);
  background: none; border: 0; color: var(--color-text-muted); cursor: pointer;
  font-size: 1rem; line-height: 1; padding: 0.3em;
}
.details__close:hover { color: var(--color-heading); }
.details__heading-row { display: flex; align-items: center; gap: var(--space-sm); }
.details__heading-row .card__icon { width: 34px; height: 34px; }
.details__title { font-size: var(--font-size-title); overflow-wrap: anywhere; padding-right: 2rem; }
.details__description { color: var(--color-text-muted); }
.details__block { display: flex; flex-direction: column; gap: var(--space-xs); }
.details__heading { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-muted); }
.details__heading-note { color: var(--color-text-faint); text-transform: none; letter-spacing: 0; }
.details__links { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: var(--space-xs); }

/* curated runtime facts in the details panel */
.facts { list-style: none; display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.fact {
  font-family: var(--font-mono); font-size: 0.7rem; color: var(--color-text);
  border: 1px solid var(--color-border-strong); border-radius: var(--radius-pill);
  padding: 0.2em 0.65em; background: var(--color-inset);
}

/* stat grid */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: var(--space-sm); margin: 0; }
.stat { background: var(--color-elevated); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-sm) var(--space-md); }
.stat__label { font-family: var(--font-mono); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-faint); margin: 0 0 0.2em; }
.stat__value { font-size: 0.95rem; color: var(--color-heading); margin: 0; }

/* language bar */
.lang-bar { display: flex; height: 10px; border-radius: var(--radius-pill); overflow: hidden; background: var(--color-inset); }
.lang-bar__seg { display: block; height: 100%; }
.lang-bar__legend { list-style: none; display: flex; flex-wrap: wrap; gap: var(--space-md); margin-top: var(--space-xs); font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-text-muted); }
.lang-bar__legend li { display: flex; align-items: center; gap: 0.4em; }
.lang-bar__chip { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }
.lang-bar__pct { color: var(--color-text-faint); }
.lang-bar__seg--0 { background: var(--color-accent); }
.lang-bar__seg--1 { background: var(--color-live); }
.lang-bar__seg--2 { background: #7e8ab0; }
.lang-bar__seg--3 { background: var(--color-warn); }

/* commit sparkline */
.spark { display: flex; align-items: flex-end; gap: 2px; height: 56px; padding: var(--space-xs); background: var(--color-elevated); border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.spark__bar { flex: 1; min-width: 2px; background: var(--color-accent); border-radius: 1px 1px 0 0; opacity: 0.85; transition: opacity 0.12s ease; }
.spark__bar:hover { opacity: 1; }
.spark-axis { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 0.62rem; color: var(--color-text-faint); margin-top: 0.3em; }

/* prev / next navigation inside the details panel */
.details__nav { display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); margin-top: var(--space-xs); padding-top: var(--space-md); border-top: 1px solid var(--color-border); }
.details__nav-btn {
  font-family: var(--font-mono); font-size: 0.75rem; color: var(--color-accent);
  background: none; border: 0; cursor: pointer; padding: 0.3em 0; max-width: 42%;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; transition: color 0.15s ease;
}
.details__nav-btn:hover { color: var(--color-accent-bright); }
.details__nav-btn--off { color: var(--color-text-faint); cursor: default; }
.details__nav-count { font-family: var(--font-mono); font-size: 0.7rem; color: var(--color-text-faint); flex-shrink: 0; }

[id] { scroll-margin-top: calc(var(--nav-height) + 16px); }

/* ── responsive ── */
@media (max-width: 640px) {
  .card-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .hero__actions .button { width: 100%; justify-content: center; }
  .site-nav__links { gap: var(--space-md); }
  .site-nav__word { display: none; } /* keep just the section mark on tiny screens */
}
@media (max-width: 380px) {
  .site-nav__links a { font-size: 0.75rem; }
}
@media (min-width: 1400px) {
  :root { --max-width: 1280px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .grain, .dot-grid { display: none; }
}