/* gantto-site.css — shared site styles. Single source of truth for all gantto.app pages. */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* === CSS CUSTOM PROPERTIES === */
:root {
  --bg:       #0a0b09;
  --bg-1:     #111210;
  --bg-2:     #1a1c18;
  --line:     #262822;
  --line-2:   #1a1c18;
  --fg:       #f1f0e8;
  --fg-2:     #cfcdc0;
  --muted:    #7d7f72;
  --muted-2:  #50524a;
  --accent:   #c5ff3d;
  --accent-2: #ffce47;
  --accent-3: #6ee2ff;
  --sans:     'Space Grotesk', system-ui, sans-serif;
  --mono:     'JetBrains Mono', ui-monospace, monospace;
}

/* === BASE RESET === */
*,*::before,*::after { box-sizing: border-box; }
body, html { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 48px 48px, 48px 48px;
}
.page { max-width: 1440px; width: 100%; margin: 0 auto; position: relative; }
.mono { font-family: var(--mono); }
.cap { text-transform: uppercase; letter-spacing: .12em; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--accent); color: #0a0b09; }

/* === TOP BAR === */
.topbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 18px 56px;
  font-family: var(--mono);
  font-size: 12px;
  border-bottom: 1px solid var(--line);
  background: rgba(10,11,9,.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  position: sticky; top: 0; z-index: 50;
  transition: box-shadow .2s;
}
.topbar .brand {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--sans); font-weight: 700; font-size: 22px; letter-spacing: -.04em;
}
.topbar .brand .o { color: var(--accent); }
.topbar .brand:hover { color: var(--accent); }
.brand-icon { width: 32px; height: 32px; display: block; flex-shrink: 0; }
.topbar .nav { display: flex; gap: 28px; justify-self: center; }
.topbar .nav a { color: var(--fg-2); }
.topbar .nav a:hover { color: var(--accent); }
.topbar .right { justify-self: end; display: flex; align-items: center; gap: 16px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  font-family: var(--mono); font-size: 12px; letter-spacing: .04em;
  border: 1px solid var(--line);
  background: transparent; color: var(--fg);
  cursor: pointer; text-decoration: none;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.solid { background: var(--accent); color: #0a0b09; border-color: var(--accent); font-weight: 600; }
.btn.solid:hover { background: #d8ff66; color: #0a0b09; border-color: #d8ff66; }
.btn-big { padding: 16px 24px; font-size: 13px; }

/* === TEMPLATE CTA ROW === */
.template-cta-row { display: flex; gap: 12px; align-items: flex-start; }
.template-cta-col { flex: 1; display: flex; flex-direction: column; }
.template-cta-col .btn-big { width: 100%; box-sizing: border-box; justify-content: center; text-align: center; padding: 16px; }
.cta-subline { font-family: var(--mono); font-size: 11px; color: var(--muted); margin: 6px 0 0; text-align: center; }
.cta-bottom .cta-subline { margin-bottom: 0; }
@media (max-width: 768px) {
  .template-cta-row { flex-direction: column; gap: 8px; }
  .template-cta-col { width: 100%; }
}
@media (max-width: 480px) {
  .template-cta-col .btn-big { padding: 14px; font-size: 13px; }
}

/* === FOOTER === */
.footer {
  padding: 60px 56px 48px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 56px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--muted);
}
.footer .brand-big {
  font-family: var(--sans); font-weight: 700;
  font-size: 48px; letter-spacing: -.05em; color: var(--fg);
  margin-bottom: 12px;
}
.footer .brand-big .o { color: var(--accent); }
.footer b { display: block; color: var(--fg); text-transform: uppercase; letter-spacing: .12em; margin-bottom: 14px; font-size: 11px; }
.footer a { display: block; padding: 5px 0; color: var(--muted); }
.footer a:hover { color: var(--accent); }
.endmark {
  padding: 14px 56px 28px;
  font-family: var(--mono); font-size: 11px; color: var(--muted-2);
  letter-spacing: .12em;
  display: flex; justify-content: space-between;
  border-top: 1px solid var(--line);
}

/* === HAMBURGER / MOBILE NAV === */
.hamburger {
  display: none;
  background: none;
  border: 1px solid var(--line);
  color: var(--fg);
  font-size: 18px;
  padding: 6px 10px;
  cursor: pointer;
  line-height: 1;
}
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0;
  background: var(--bg-1);
  border-bottom: 1px solid var(--line);
}
.mobile-nav a {
  padding: 14px 24px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--fg-2);
  border-bottom: 1px solid var(--line);
  display: block;
}
.mobile-nav a:hover { color: var(--accent); }
.mobile-nav .btn { margin: 0; border: 0; border-bottom: 1px solid var(--line); }
.mobile-nav.open { display: flex; }

/* === RESPONSIVE — shared components === */
@media (max-width: 768px) {
  .topbar {
    grid-template-columns: 1fr auto;
    padding: 14px 24px;
  }
  .topbar .nav { display: none; }
  .topbar .right { display: none; }
  .hamburger { display: block; }
  .footer {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 48px 24px 40px;
  }
  .footer > div:first-child { grid-column: 1 / -1; }
  .endmark { padding: 14px 24px 28px; }
}

@media (max-width: 480px) {
  .footer { grid-template-columns: 1fr; gap: 32px; }
}

/* === TEMPLATE PAGE — key entry & CTA states === */
.key-toggle-btn {
  display: block; background: none; border: none;
  font-family: var(--mono); font-size: 12px; color: var(--muted);
  cursor: pointer; padding: 8px 0; letter-spacing: .04em;
}
.key-toggle-btn:hover { color: var(--fg); }
#key-entry-panel {
  margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-start;
}
#key-entry-panel input {
  flex: 1; min-width: 220px; font-family: var(--mono); font-size: 12px;
  background: var(--bg); border: 1px solid var(--line);
  color: var(--fg); padding: 10px 12px;
}
#key-entry-panel input:focus { outline: none; border-color: var(--accent); }
#key-entry-panel button {
  font-family: var(--mono); font-size: 12px;
  background: var(--accent); color: var(--bg);
  border: none; padding: 10px 16px; cursor: pointer; font-weight: 600;
}
#page-key-error {
  width: 100%; font-family: var(--mono); font-size: 11px;
  color: #ff6b6b; margin: 4px 0 0; padding: 0;
}
.key-confirmed {
  font-family: var(--mono); font-size: 13px;
  color: var(--accent); margin-top: 12px; letter-spacing: .04em;
}