/* ============================================================
   PA LogiQ shared styles
   Design language inherited from avectic.com:
   ink #14181D, ground #F5F6F8, console #111419
   Archivo Expanded 800 wordmark, -0.02em tracking
   Spline Sans Mono for technical text
   ============================================================ */

html { background: var(--ground); }
:root {
  --ink: #14181D;
  --ground: #F5F6F8;
  --console: #111419;
  --paper: #FFFFFF;
  --line: #E2E5EA;
  --muted: #5B6470;
  --console-text: #C9D2DC;
  --console-dim: #6B7684;
  --ok: #35C08B;
  --warn: #D9A13B;
  --radius: 10px;
  --radius-lg: 14px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

/* The hidden attribute must always win, including over display classes. */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  font-family: "Archivo", system-ui, -apple-system, sans-serif;
  font-stretch: 100%;
  background: transparent;
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.mono {
  font-family: "Spline Sans Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

a { color: inherit; }

img, svg { display: block; }

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- wordmark + mark ---------- */

.wordmark {
  font-family: "Archivo", sans-serif;
  font-stretch: 125%;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  color: var(--ink);
  white-space: nowrap;
}

.wordmark .sub {
  font-stretch: 100%;
  font-weight: 500;
  letter-spacing: 0.08em;
  font-size: 10px;
  color: var(--muted);
  align-self: flex-end;
  padding-bottom: 2px;
}

.mark { color: var(--ink); flex: none; }

/* ---------- nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--ground) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 64px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14px;
  font-weight: 500;
}

.nav-links a { text-decoration: none; color: var(--muted); }
.nav-links a:hover { color: var(--ink); }

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1.5px solid var(--ink);
  background: var(--ink);
  color: #fff;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.12s ease, opacity 0.12s ease;
}

.btn:hover { opacity: 0.9; }
.btn:active { transform: translateY(1px); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
}
.btn-ghost:hover { background: rgba(20, 24, 29, 0.06); opacity: 1; }

.btn-lg { font-size: 15px; padding: 13px 24px; border-radius: 12px; }
.btn-block { width: 100%; }

.btn[disabled] { opacity: 0.45; cursor: not-allowed; }

/* ---------- cards ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card h3 {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.card p { font-size: 14px; color: var(--muted); }

.card .spacer { flex: 1; }

.card-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.badge {
  display: inline-block;
  font-family: "Spline Sans Mono", monospace;
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: 3px 10px;
  width: fit-content;
}

.badge.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, var(--line)); }

/* ---------- console panel ---------- */

.console {
  background: var(--console);
  color: var(--console-text);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  font-family: "Spline Sans Mono", monospace;
  font-size: 12.5px;
  line-height: 1.75;
  overflow-x: auto;
  box-shadow: 0 18px 50px -18px rgba(17, 20, 25, 0.5);
}

.console .dim { color: var(--console-dim); }
.console .ok { color: var(--ok); }
.console .key { color: #8FB6E8; }
.console .rule-line { color: #E8DFA8; }

/* ---------- banners (launcher) ---------- */

.banner {
  border-radius: var(--radius);
  padding: 13px 18px;
  font-size: 13.5px;
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--line);
  background: var(--paper);
}

.banner.demo {
  background: #FDF6E8;
  border-color: #EAD9B0;
  color: #6B5320;
}

.banner.welcome {
  background: #EAF7F1;
  border-color: #BFE5D4;
  color: #1F5C44;
}

.banner .tag {
  font-family: "Spline Sans Mono", monospace;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 5px;
  padding: 2px 7px;
  flex: none;
}
.banner.demo .tag { background: #EAD9B0; color: #574212; }
.banner.welcome .tag { background: #BFE5D4; color: #14523A; }

/* ---------- trial meter ---------- */

.meter {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: "Spline Sans Mono", monospace;
  font-size: 11.5px;
  color: var(--muted);
}

.meter .track {
  height: 7px;
  border-radius: 99px;
  background: var(--line);
  overflow: hidden;
}

.meter .fill {
  height: 100%;
  border-radius: 99px;
  background: var(--ok);
}

.meter .row { display: flex; justify-content: space-between; gap: 12px; }

/* ---------- sections ---------- */

.section { padding: 72px 0; }
.section.tight { padding: 48px 0; }

.kicker {
  font-family: "Spline Sans Mono", monospace;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

h1.display {
  font-size: clamp(34px, 5.2vw, 54px);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.06;
}

h2.title {
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
}

.lede {
  font-size: 17px;
  color: var(--muted);
  max-width: 560px;
}

/* ---------- stat strip ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 26px 0;
}

.stat .num {
  font-family: "Spline Sans Mono", monospace;
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.stat .lbl { font-size: 13px; color: var(--muted); margin-top: 3px; }

/* ---------- forms ---------- */

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }

.field label {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.field input {
  font-family: inherit;
  font-size: 15px;
  padding: 11px 13px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  outline: none;
  transition: border-color 0.12s ease;
}

.field input:focus { border-color: var(--ink); }

.hint { font-size: 12.5px; color: var(--muted); }

/* ---------- footer ---------- */

.footer {
  border-top: 1px solid var(--line);
  padding: 36px 0 44px;
  font-size: 13px;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
}

.footer a { color: var(--muted); }
.footer a:hover { color: var(--ink); }

/* ---------- responsive ---------- */

@media (max-width: 860px) {
  .cards, .stats { grid-template-columns: 1fr; }
  .nav-links { gap: 16px; }
  .nav-links .hide-m { display: none; }
  .section { padding: 52px 0; }
}

@media (max-width: 480px) {
  .wrap { padding: 0 18px; }
  .nav-inner { height: 58px; }
  .wordmark { font-size: 15px; gap: 8px; }
  .wordmark .sub { display: none; }
  .nav-links { gap: 12px; font-size: 13px; }
  .nav-links .btn { padding: 8px 12px; font-size: 13px; }
  .card-actions .btn { flex: 1; }
}