/* =========================================================
   AetherCodez — design tokens
   ========================================================= */

@font-face {
  font-family: "Geist";
  src: url("../fonts/Geist-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist";
  src: url("../fonts/Geist-Medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist";
  src: url("../fonts/Geist-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist";
  src: url("../fonts/Geist-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("../fonts/GeistMono-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("../fonts/GeistMono-Medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("../fonts/GeistMono-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

:root {
  /* surfaces */
  --bg: #0a0a0a;
  --bg-raised: #111111;
  --surface: #151513;
  --surface-hover: #1b1b18;
  --border: #26261f;
  --border-hover: #3a3a30;

  /* text */
  --text: #f2f1ec;
  --text-muted: #9c9a90;
  --text-dim: #66655d;

  /* accent — signal orange, warm dark-grey undertone */
  --accent: #ff6a2c;
  --accent-strong: #ff8a52;
  --accent-soft: rgba(255, 106, 44, 0.12);
  --accent-border: rgba(255, 106, 44, 0.35);

  --ok: #52d17c;

  --font-sans: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --radius: 10px;
  --radius-sm: 6px;
  --container: 1080px;
}

* { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(255, 106, 44, 0.09), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent-soft); color: var(--accent-strong); }

a { color: inherit; }

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* focus ring — keep it visible everywhere */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* -------------------- nav -------------------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(10, 10, 10, 0.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-nav .wrap {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -0.01em;
  font-size: 15px;
  color: var(--text);
}
.brand img {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  border: 1px solid var(--border-hover);
  display: block;
}
.brand .org {
  color: var(--text-dim);
  font-weight: 400;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
}
.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  transition: color 0.15s ease;
}
.nav-links a:hover { color: var(--text); }
.nav-links .gh-link {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--text);
  border: 1px solid var(--border-hover);
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  transition: border-color 0.15s ease, background 0.15s ease;
}
.nav-links .gh-link:hover {
  border-color: var(--accent-border);
  background: var(--accent-soft);
}
.nav-links .gh-link svg { width: 15px; height: 15px; }

/* -------------------- eyebrow / labels -------------------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* -------------------- headings -------------------- */
h1, h2, h3 { letter-spacing: -0.02em; font-weight: 600; margin: 0; }
.h-display {
  font-size: clamp(34px, 5.4vw, 56px);
  line-height: 1.06;
  font-weight: 600;
}
.h-display em {
  font-style: normal;
  color: var(--accent);
}
.lede {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 46ch;
  margin: 18px 0 0;
}

/* -------------------- buttons -------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-hover);
  text-decoration: none;
  cursor: pointer;
  color: var(--text);
  background: var(--surface);
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.1s ease;
}
.btn:hover { border-color: var(--border-hover); background: var(--surface-hover); }
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #180a00;
}
.btn-primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); }

/* -------------------- terminal / code block -------------------- */
.terminal {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  font-family: var(--font-mono);
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.terminal-bar .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--border-hover);
}
.terminal-bar .path {
  margin-left: 6px;
  font-size: 12px;
  color: var(--text-dim);
}
.terminal pre {
  margin: 0;
  padding: 18px;
  font-size: 13.5px;
  overflow-x: auto;
  color: #d8d6cc;
}
.terminal .tok-tag { color: #ff9d6b; }
.terminal .tok-attr { color: #7fd0ff; }
.terminal .tok-str { color: #b6e08a; }
.terminal .tok-com { color: var(--text-dim); }

.copy-btn {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border-hover);
  border-radius: 6px;
  padding: 5px 9px;
  margin-left: auto;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.copy-btn:hover { color: var(--text); border-color: var(--accent-border); }
.copy-btn[data-copied="true"] { color: var(--ok); border-color: var(--ok); }

/* -------------------- package cards -------------------- */
.pkg-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 20px;
}
@media (max-width: 760px) {
  .pkg-grid { grid-template-columns: 1fr; }
}
.pkg-card {
  position: relative;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 26px 24px 24px;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 0.18s ease, transform 0.18s ease, background 0.18s ease;
}
.pkg-card:hover {
  border-color: var(--accent-border);
  background: var(--surface-hover);
  transform: translateY(-2px);
}
.pkg-card .pkg-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.pkg-mark {
  width: 40px; height: 40px;
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  border: 1px solid var(--accent-border);
}
.pkg-size {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 20px;
}
.pkg-card h3 {
  font-size: 19px;
}
.pkg-card p {
  color: var(--text-muted);
  font-size: 14.5px;
  margin: 0;
  flex-grow: 1;
}
.pkg-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-dim);
}
.pkg-tags span {
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 20px;
}
.pkg-go {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--accent-strong);
  display: flex;
  align-items: center;
  gap: 6px;
}
.pkg-card:hover .pkg-go svg { transform: translateX(3px); }
.pkg-go svg { transition: transform 0.15s ease; }

/* -------------------- generic sections -------------------- */
section { padding: 88px 0; }
.section-tight { padding: 56px 0; }
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}
.section-head { margin-bottom: 36px; max-width: 60ch; }
.section-head h2 { font-size: 26px; margin-bottom: 10px; }
.section-head p { color: var(--text-muted); font-size: 15px; margin: 0; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
@media (max-width: 780px) { .grid-2 { grid-template-columns: 1fr; gap: 28px; } }

/* feature list */
.feature-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.feature-list li {
  display: flex; gap: 14px; align-items: flex-start;
  font-size: 14.5px; color: var(--text-muted);
}
.feature-list .num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  min-width: 22px;
  padding-top: 2px;
}
.feature-list strong { color: var(--text); font-weight: 500; }

/* api table */
.api-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  margin-top: 8px;
}
.api-table th {
  text-align: left;
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--text-dim);
  font-size: 11.5px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0 12px 10px;
  border-bottom: 1px solid var(--border);
}
.api-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  color: var(--text-muted);
}
.api-table td:first-child {
  font-family: var(--font-mono);
  color: var(--accent-strong);
  white-space: nowrap;
}
.api-table tr:last-child td { border-bottom: none; }

/* footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  color: var(--text-dim);
  font-size: 13px;
}
.site-footer .wrap {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
}
.site-footer a { color: var(--text-muted); text-decoration: none; }
.site-footer a:hover { color: var(--text); }

/* back link used on demo pages */
.back-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13.5px; color: var(--text-muted); text-decoration: none;
  font-family: var(--font-mono);
  margin-bottom: 20px;
}
.back-link:hover { color: var(--accent-strong); }

.demo-hero { padding: 56px 0 32px; }
.demo-hero .pkg-mark { width: 52px; height: 52px; font-size: 18px; margin-bottom: 20px; }
.demo-hero h1 { font-size: clamp(28px, 4.4vw, 42px); }
.demo-hero p.lede { margin-top: 14px; }

.tag-row {
  display: flex; gap: 8px; margin-top: 18px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 12px; color: var(--text-dim);
}
.tag-row span { border: 1px solid var(--border); padding: 4px 10px; border-radius: 20px; }

/* demo stage */
.stage {
  border: 1px solid var(--border);
  background: var(--bg-raised);
  border-radius: var(--radius);
  padding: 28px;
}
.stage-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 18px;
}

/* browser chrome mock, used in SPA.js demo */
.mock-browser {
  border: 1px solid var(--border-hover);
  border-radius: 10px;
  overflow: hidden;
  background: #0d0d0d;
}
.mock-chrome {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  background: #161613;
  border-bottom: 1px solid var(--border);
}
.mock-dots { display: flex; gap: 6px; }
.mock-dots span { width: 10px; height: 10px; border-radius: 50%; background: #2c2c26; }
.mock-urlbar {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  background: #0c0c0a;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-muted);
  min-width: 0;
}
.mock-urlbar img { width: 14px; height: 14px; border-radius: 3px; flex-shrink: 0; }
.mock-urlbar .url-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mock-tab {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 6px;
}
.mock-tab img { width: 12px; height: 12px; border-radius: 3px; }
.mock-body {
  padding: 30px 24px;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 14px;
  transition: background-color 0.4s ease;
}
.mock-body h4 { font-size: 20px; margin: 0; }
.mock-body p { margin: 0; color: var(--text-dim); font-size: 13.5px; max-width: 34ch; }
.mock-controls {
  display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px;
}
.mock-controls .btn { font-size: 13px; padding: 8px 14px; }

/* cachebuster demo */
.hash-display {
  font-family: var(--font-mono);
  font-size: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.hash-display .val { color: var(--accent-strong); overflow-wrap: anywhere; }
.hash-display .key { color: var(--text-dim); }
.asset-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px; margin-top: 16px;
}
.asset-chip {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
}
.asset-chip .name { color: var(--text); display: block; margin-bottom: 6px; }
.asset-chip .stamp { color: var(--text-dim); }
.asset-chip.flashed {
  border-color: var(--accent-border);
  background: var(--accent-soft);
}
.asset-chip.flashed .stamp { color: var(--accent-strong); }

.log-panel {
  font-family: var(--font-mono);
  font-size: 12.5px;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  height: 150px;
  overflow-y: auto;
  color: var(--text-muted);
}
.log-panel .line { display: flex; gap: 10px; padding: 2px 0; }
.log-panel .t { color: var(--text-dim); flex-shrink: 0; }
.log-panel .line.hit .msg { color: var(--ok); }
.log-panel .line.bust .msg { color: var(--accent-strong); }

/* small screens */
@media (max-width: 600px) {
  .nav-links { gap: 16px; }
  .nav-links .label-hide-sm { display: none; }
  section { padding: 56px 0; }
}