/* =============================================================
   Private Archive — demo14 (developer / sysadmin / CLI audience)
   Pure HTML+CSS. No remote assets. System mono only.
   ============================================================= */

:root {
  /* Editor-ish palette (loosely VSCode "Dark+" / GitHub Dark mash-up) */
  --bg:           #0d1117;
  --bg-elev:     #11161d;
  --bg-elev-2:   #161c25;
  --bg-code:     #0a0e14;
  --bg-soft:     #1a212c;
  --line:        #232b36;
  --line-soft:   #1b222c;

  --fg:          #d6deeb;
  --fg-dim:      #9aa6b8;
  --fg-muted:    #6c7689;

  /* Syntax-ish accents */
  --green:       #22c55e;   /* primary highlight */
  --green-deep:  #14a04a;
  --blue:        #4fa6ff;   /* keywords */
  --orange:      #f59e0b;   /* strings */
  --amber:       #f5b342;
  --cyan:        #38bdf8;
  --violet:      #a78bfa;
  --red:         #ef4444;
  --yellow:      #facc15;

  --radius:      6px;
  --radius-lg:   10px;

  --mono: ui-monospace, "JetBrains Mono", "SF Mono", "Menlo",
          "Consolas", "Liberation Mono", "Courier New", monospace;
  --sans: ui-monospace, "JetBrains Mono", "SF Mono", "Menlo",
          "Consolas", "Liberation Mono", "Courier New", monospace;
}

/* ------------------- Reset-ish ------------------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  background-image:
    radial-gradient(1100px 600px at 80% -10%, rgba(34,197,94,0.08), transparent 60%),
    radial-gradient(900px 500px at -5% 10%, rgba(79,166,255,0.06), transparent 60%),
    linear-gradient(180deg, #0d1117 0%, #0b0f15 100%);
  background-attachment: fixed;
}

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--green); text-decoration: underline; text-underline-offset: 3px; }

code, pre, .mono { font-family: var(--mono); }
code { color: var(--orange); background: rgba(245,158,11,0.07); padding: 0 4px; border-radius: 3px; font-size: 0.92em; }

p code { white-space: nowrap; }

::selection { background: rgba(34,197,94,0.35); color: #fff; }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 22px; }

/* ------------------- Top bar ------------------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13,17,23,0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 54px;
}
.brand {
  display: inline-flex; align-items: baseline; gap: 8px;
  color: var(--fg); font-weight: 600;
}
.brand:hover { text-decoration: none; color: var(--fg); }
.brand-prompt { color: var(--green); }
.brand-name { color: var(--fg); }
.brand-flag { color: var(--fg-muted); font-weight: 400; }
.brand-ver { color: var(--orange); font-weight: 400; }
.brand.small { font-size: 13px; }

.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a {
  color: var(--fg-dim);
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 13px;
}
.nav a:hover { background: var(--bg-soft); color: var(--green); text-decoration: none; }

/* ------------------- Hero ------------------- */
.hero { padding: 56px 0 36px; border-bottom: 1px solid var(--line-soft); }
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 36px;
  align-items: start;
}
.kicker {
  color: var(--fg-muted);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  margin: 0 0 14px;
}
h1 {
  margin: 0 0 14px;
  font-size: 38px;
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.hl-green { color: var(--green); display: inline-block; }
.lede {
  color: var(--fg-dim);
  font-size: 15.5px;
  margin: 0 0 22px;
  max-width: 56ch;
}
.cta-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 22px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 13.5px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.05s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn.primary {
  background: var(--green);
  color: #06140b;
  border-color: var(--green-deep);
}
.btn.primary:hover { background: #2bd571; color: #06140b; }
.btn.ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--line);
}
.btn.ghost:hover { border-color: var(--green); color: var(--green); }

/* Install widget */
.install {
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--bg-elev);
  overflow: hidden;
}
.install-tabs {
  display: flex; gap: 0;
  background: var(--bg-elev-2);
  border-bottom: 1px solid var(--line);
  padding: 0 6px;
}
.install-tabs .tab {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-muted);
  padding: 8px 12px;
  border-bottom: 2px solid transparent;
}
.install-tabs .tab.active {
  color: var(--green);
  border-bottom-color: var(--green);
  background: var(--bg-elev);
}
.install .codeblock { margin: 0; border: 0; border-radius: 0; }

/* Hero side spec card */
.hero-side { position: relative; }
.spec-card {
  background: var(--bg-code);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 30px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.02);
  overflow: hidden;
}
.spec-head {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 12px;
  background: var(--bg-elev-2);
  border-bottom: 1px solid var(--line);
}
.spec-file {
  margin-left: 8px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-muted);
}
.dot { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.dot-r { background: #ff5f57; }
.dot-y { background: #febc2e; }
.dot-g { background: #28c840; }
.spec-card .codeblock {
  margin: 0;
  border: 0;
  border-radius: 0;
  background: var(--bg-code);
}

/* ------------------- Sections ------------------- */
.section { padding: 64px 0; border-bottom: 1px solid var(--line-soft); }
.section.alt { background: linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0)); }
h2 {
  font-size: 24px;
  margin: 0 0 6px;
  letter-spacing: -0.005em;
  color: var(--fg);
  font-weight: 700;
  display: flex; align-items: baseline; gap: 12px;
}
.h-num {
  color: var(--green);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 500;
}
.section-lede {
  margin: 0 0 26px;
  color: var(--fg-dim);
  max-width: 72ch;
}
.footnote {
  margin-top: 22px;
  color: var(--fg-muted);
  font-size: 13px;
  border-left: 2px solid var(--green);
  padding: 6px 0 6px 12px;
  background: rgba(34,197,94,0.04);
  border-radius: 0 4px 4px 0;
}

/* ------------------- Code blocks ------------------- */
.codeblock {
  background: var(--bg-code);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.55;
  color: var(--fg);
  margin: 8px 0 0;
}
.codeblock code {
  background: transparent;
  color: inherit;
  padding: 0;
  font-size: inherit;
  white-space: pre;
}
.codeblock.small { font-size: 12px; padding: 10px 12px; }

/* Syntax tokens */
.c-prompt   { color: var(--green); user-select: none; }
.c-cmd      { color: var(--blue); }
.c-flag     { color: var(--violet); }
.c-str      { color: var(--orange); }
.c-num      { color: var(--amber); }
.c-comment  { color: var(--fg-muted); font-style: italic; }
.c-pipe     { color: var(--cyan); }
.c-key      { color: var(--blue); }
.c-section  { color: var(--violet); }
.c-bool     { color: var(--red); }
.c-op       { color: var(--fg-muted); }
.c-ok       { color: var(--green); font-weight: 600; }
.c-warn     { color: var(--yellow); font-weight: 600; }

/* ------------------- Walkthrough terminals ------------------- */
.terminals {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.terminal {
  background: var(--bg-code);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex; flex-direction: column;
  box-shadow: 0 6px 20px rgba(0,0,0,0.35);
}
.terminal-head {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  background: var(--bg-elev-2);
  border-bottom: 1px solid var(--line);
}
.term-title {
  margin-left: 8px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--fg-muted);
}
.terminal .codeblock {
  border: 0;
  border-radius: 0;
  background: var(--bg-code);
  flex: 1;
  margin: 0;
}

/* ------------------- Stack grid ------------------- */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.stack-card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex; flex-direction: column; gap: 10px;
}
.stack-card header { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.stack-card h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--fg);
}
.stack-card p { margin: 0; color: var(--fg-dim); font-size: 14px; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  font-family: var(--mono);
}
.badge-green  { color: var(--green);  background: rgba(34,197,94,0.10);  border-color: rgba(34,197,94,0.35); }
.badge-blue   { color: var(--blue);   background: rgba(79,166,255,0.10); border-color: rgba(79,166,255,0.35); }
.badge-orange { color: var(--orange); background: rgba(245,158,11,0.10); border-color: rgba(245,158,11,0.35); }
.badge-amber  { color: var(--amber);  background: rgba(245,179,66,0.10); border-color: rgba(245,179,66,0.35); }
.badge-cyan   { color: var(--cyan);   background: rgba(56,189,248,0.10); border-color: rgba(56,189,248,0.35); }
.badge-violet { color: var(--violet); background: rgba(167,139,250,0.10);border-color: rgba(167,139,250,0.35); }

/* ------------------- Privacy grid ------------------- */
.privacy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.priv {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  font-family: var(--mono);
}
.priv-key { color: var(--blue); }
.priv-eq  { color: var(--fg-muted); padding: 0 6px; }
.priv-val { font-weight: 700; }
.priv-val.false { color: var(--red); }
.priv-val.true  { color: var(--green); }
.priv p {
  margin: 8px 0 0;
  color: var(--fg-dim);
  font-size: 13.5px;
  font-family: var(--sans);
}

/* ------------------- Pricing ------------------- */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.price-card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: flex; flex-direction: column; gap: 14px;
  position: relative;
  overflow: hidden;
}
.price-card::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--green);
}
.price-card:nth-child(2)::before { background: var(--blue); }
.price-card header { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.price-card h3 { margin: 0; font-size: 18px; color: var(--fg); }
.price {
  display: flex; align-items: baseline; gap: 10px;
  font-family: var(--mono);
}
.price-num {
  font-size: 36px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: -0.01em;
}
.price-unit { color: var(--fg-dim); font-size: 13px; }
.price-feats { list-style: none; padding: 0; margin: 0; }
.price-feats li {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--fg-dim);
  padding: 4px 0;
  border-bottom: 1px dashed var(--line-soft);
}
.price-feats li:last-child { border-bottom: 0; }
.price-feats .ok { color: var(--green); margin-right: 8px; }

/* ------------------- Download list ------------------- */
.dl-list {
  list-style: none;
  padding: 0;
  margin: 0 0 22px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.dl { }
.dl-link {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "platform arch"
    "file     arch";
  align-items: center;
  gap: 2px 18px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  border-radius: var(--radius);
  color: var(--fg);
  font-family: var(--mono);
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.05s ease;
}
.dl-link:hover {
  border-color: var(--green);
  background: var(--bg-elev-2);
  text-decoration: none;
  color: var(--fg);
  transform: translateY(-1px);
}
.dl-platform { grid-area: platform; color: var(--fg); font-weight: 600; font-size: 14px; }
.dl-file     { grid-area: file;     color: var(--orange); font-size: 12.5px; word-break: break-all; }
.dl-arch     { grid-area: arch;     color: var(--fg-muted); font-size: 11.5px; text-align: right; }

.dl-sums .dl-link {
  border-style: dashed;
  border-color: var(--green);
  background: rgba(34,197,94,0.05);
}
.dl-sums .dl-platform { color: var(--green); }

/* ------------------- Footer ------------------- */
.footer {
  background: var(--bg-elev);
  border-top: 1px solid var(--line);
  padding: 36px 0 22px;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 28px;
}
.footer h4 {
  margin: 0 0 10px;
  color: var(--green);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: lowercase;
  font-weight: 600;
}
.footer h4::before { content: "// "; color: var(--fg-muted); }
.link-col { list-style: none; padding: 0; margin: 0; }
.link-col li { padding: 3px 0; font-size: 13.5px; color: var(--fg-dim); font-family: var(--mono); }
.muted { color: var(--fg-muted); font-size: 13px; }

.foot-bottom {
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-family: var(--mono);
  font-size: 12px;
}

/* ------------------- Responsive ------------------- */
@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: 1fr; }
  .terminals { grid-template-columns: 1fr; }
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  h1 { font-size: 30px; }
  .nav { display: none; }
  .stack-grid { grid-template-columns: 1fr; }
  .privacy-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .dl-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 36px 0 24px; }
  .section { padding: 44px 0; }
}
@media (max-width: 480px) {
  .topbar-inner { height: auto; padding: 10px 0; flex-wrap: wrap; gap: 6px; }
  .price-num { font-size: 28px; }
  .codeblock { font-size: 12px; padding: 12px; }
  .codeblock.small { font-size: 11.5px; }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}