/* ============================================================
   Saldor — software dark factory landing page
   ============================================================ */

:root {
  --bg: #EFECE3;
  --bg-2: #E6E2D6;
  --ink: #0E1F2E;
  --ink-2: #1A2E3F;
  --muted: #8A9097;
  --muted-2: #6A7079;
  --rule: rgba(14, 31, 46, 0.12);
  --rule-strong: rgba(14, 31, 46, 0.28);
  --accent: #D9591F;
  --good: #2E7D55;
  --maxw: 1440px;
  --pad: 56px;
  --side: 296px;
  --gap: 88px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Mono", ui-monospace, "JetBrains Mono", Menlo, monospace;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }

::selection { background: var(--ink); color: var(--bg); }

/* ----------------------- TOP BAR ----------------------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
  backdrop-filter: blur(6px);
}

.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 22px var(--pad);
  display: flex;
  align-items: center;
  gap: 48px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--ink);
  color: var(--bg);
  display: grid;
  place-items: center;
  font-weight: 600;
  font-size: 18px;
  font-family: inherit;
  letter-spacing: -0.04em;
}

.nav {
  display: flex;
  gap: 36px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav a {
  text-decoration: none;
  font-size: 15px;
  color: var(--ink);
  opacity: 0.88;
  transition: opacity 0.15s;
}
.nav a:hover { opacity: 1; }

/* ----------------------- LAYOUT ----------------------- */

main { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }

.section {
  display: block;
  padding: 96px 0;
  border-bottom: 1px solid var(--rule);
}

.content-col {
  max-width: 1180px;
}

.section:last-of-type { border-bottom: none; }

.eyebrow {
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow .dash {
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--muted);
}

/* ----------------------- HERO ----------------------- */

.hero h1 {
  font-family: inherit;
  font-weight: 500;
  font-size: clamp(48px, 6.4vw, 96px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin: 0 0 40px 0;
  color: var(--ink);
  text-wrap: balance;
}

.hero-body {
  font-size: 19px;
  line-height: 1.6;
  max-width: 60ch;
  color: var(--ink-2);
  margin: 0 0 56px 0;
}

.kicker {
  font-family: inherit;
  font-weight: 500;
  font-size: clamp(40px, 5vw, 76px);
  line-height: 1.04;
  letter-spacing: -0.022em;
  margin: 24px 0 40px 0;
  max-width: 22ch;
  text-wrap: balance;
}

.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: inherit;
  font-size: 15px;
  padding: 16px 22px;
  border: 1px solid var(--ink);
  background: var(--bg);
  color: var(--ink);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.15s, color 0.15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: #000; }

/* ----------------------- SECTIONS ----------------------- */

.section h2 {
  font-family: inherit;
  font-weight: 500;
  font-size: clamp(36px, 4.2vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0 0 32px 0;
  max-width: 22ch;
  text-wrap: balance;
}

.section p.lede {
  font-size: 18px;
  line-height: 1.6;
  max-width: 60ch;
  color: var(--ink-2);
  margin: 0 0 24px 0;
  white-space: pre-line;
}

.section p.lede + p.lede { margin-top: 0; }

.numbered {
  margin-top: 56px;
  display: grid;
  gap: 28px;
}

.num-row {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
}

.num-row .n {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  padding-top: 4px;
}

.num-row h3 {
  font-family: inherit;
  font-weight: 500;
  font-size: 22px;
  line-height: 1.25;
  margin: 0 0 10px 0;
  letter-spacing: -0.01em;
}

.num-row p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 56ch;
}

/* ----------------------- PRD PREVIEW ----------------------- */

.prd-frame {
  margin-top: 16px;
  border: 1px solid var(--rule-strong);
  background: var(--bg);
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 480px;
  font-size: 13.5px;
  line-height: 1.55;
}

.prd-tabs {
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--bg-2);
  grid-column: 1 / -1;
  padding: 0;
}

.prd-tab {
  padding: 12px 18px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-2);
  border-right: 1px solid var(--rule);
  cursor: pointer;
}
.prd-tab.active {
  background: var(--bg);
  color: var(--ink);
}

.prd-tab-meta {
  margin-left: auto;
  padding-right: 16px;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.prd-tab-meta .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(217, 89, 31, 0.18);
}

@keyframes editing-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.15; }
}
.editing-pulse {
  animation: editing-pulse 1.6s ease-in-out infinite;
}

.prd-sidebar {
  border-right: 1px solid var(--rule);
  padding: 18px 0;
  font-size: 13px;
}

.prd-sidebar h4 {
  font-family: inherit;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 14px 18px 8px;
}

.prd-sidebar ul {
  list-style: none;
  padding: 0;
  margin: 0 0 6px 0;
}

.prd-sidebar li {
  padding: 6px 18px;
  color: var(--ink-2);
  cursor: pointer;
  border-left: 2px solid transparent;
}
.prd-sidebar li.active {
  background: var(--bg-2);
  color: var(--ink);
  border-left-color: var(--ink);
}
.prd-sidebar li .pill {
  display: inline-block;
  margin-left: 8px;
  font-size: 10px;
  padding: 1px 6px;
  background: rgba(217, 89, 31, 0.16);
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.prd-doc {
  padding: 28px 36px;
  position: relative;
  overflow: hidden;
}

.prd-doc .doc-meta {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  gap: 18px;
  margin-bottom: 14px;
}

.prd-doc h5 {
  font-family: inherit;
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.01em;
  margin: 0 0 4px 0;
}

.prd-doc p {
  margin: 0 0 14px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

.prd-doc .updated {
  background: rgba(217, 89, 31, 0.10);
  border-left: 2px solid var(--accent);
  padding: 10px 14px;
  margin: 0 -14px 14px;
  position: relative;
  transition: background 0.5s;
}
.prd-doc .updated::before {
  content: "Updated by PR #1247";
  position: absolute;
  top: -10px;
  right: 14px;
  background: var(--accent);
  color: var(--bg);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 8px;
}

.prd-doc del {
  background: rgba(217, 89, 31, 0.16);
  color: rgba(14, 31, 46, 0.45);
  text-decoration: line-through;
  padding: 0 2px;
}
.prd-doc ins {
  background: rgba(46, 125, 85, 0.18);
  color: var(--ink);
  text-decoration: none;
  padding: 0 2px;
}

/* ----------------------- PR FEED ----------------------- */

.pr-feed {
  margin-top: 36px;
  border: 1px solid var(--rule);
  background: var(--bg-2);
  font-size: 13.5px;
  overflow: hidden;
}

.pr-feed-head {
  padding: 12px 18px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-2);
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.pr-feed-head .pr-feed-hint {
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: none;
  font-size: 11.5px;
}

.pr-rows {
  list-style: none;
  padding: 0;
  margin: 0;
}
.pr-rows li + li .pr-row { border-top: 1px solid var(--rule); }

.pr-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1.4fr) minmax(0, 1.2fr) 132px 120px;
  align-items: center;
  gap: 18px;
  padding: 14px 18px;
  background: var(--bg-2);
  color: var(--ink-2);
  text-decoration: none;
  transition: background 0.12s, color 0.12s;
}
.pr-row:hover {
  background: var(--bg);
  color: var(--ink);
}
.pr-row:hover .pr-cta { color: var(--accent); }

.pr-num {
  font-size: 12.5px;
  color: var(--muted-2);
  letter-spacing: 0.04em;
}
.pr-title {
  color: var(--ink);
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pr-scope {
  color: var(--muted-2);
  font-size: 12.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pr-meta {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-align: right;
}
.pr-cta {
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
  text-align: right;
  transition: color 0.12s;
}

/* ----------------------- WAITLIST FORM ----------------------- */

.waitlist-form {
  display: flex;
  gap: 12px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.waitlist-input {
  font-family: inherit;
  font-size: 15px;
  padding: 16px 18px;
  border: 1px solid var(--ink);
  background: var(--bg);
  color: var(--ink);
  outline: none;
  width: 280px;
}
.waitlist-input::placeholder { color: var(--muted); }
.waitlist-input:focus { border-color: var(--accent); }

.waitlist-confirm {
  margin-top: 40px;
  font-size: 17px;
  color: var(--good);
}

/* ----------------------- FOOTER ----------------------- */

footer {
  border-top: 1px solid var(--rule);
  margin-top: 64px;
  padding: 36px var(--pad) 48px;
  max-width: var(--maxw);
  margin-left: auto;
  margin-right: auto;
  display: flex;
  gap: 40px;
  align-items: center;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-2);
  flex-wrap: wrap;
}
footer .right { margin-left: auto; }
footer .yc {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-2);
}
footer .yc .y-mark {
  width: 22px; height: 22px;
  background: #FF6600;
  color: white;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 14px;
  font-family: inherit;
}

/* ----------------------- RESPONSIVE ----------------------- */

@media (max-width: 1100px) {
  :root { --side: 220px; --pad: 36px; --gap: 64px; }
  .nav { gap: 24px; }
}

@media (max-width: 820px) {
  :root { --pad: 24px; }
  .section { padding: 64px 0; }
  .nav { display: none; }
  .prd-frame { grid-template-columns: 1fr; }
  .prd-sidebar { display: none; }
  .pr-row { grid-template-columns: 56px 1fr 86px; row-gap: 4px; }
  .pr-row .pr-scope, .pr-row .pr-cta { display: none; }
  .pr-row .pr-meta { grid-column: 3; text-align: right; }
}