/* ============================================================
   Ledgernomiks marketing site
   Brand: charcoal (#1F2430) + gold (#D9A441)
   ============================================================ */

:root{
  --charcoal: #1F2430;
  --charcoal-dark: #14171F;
  --charcoal-soft: #2B3140;
  --gold: #D9A441;
  --gold-light: #E8C17A;
  --gold-dark: #B8842E;

  --ink: #1F2430;
  --muted: #5B6270;
  --muted-soft: #8990A0;

  --bg: #FFFFFF;
  --bg-soft: #F7F5F1;
  --bg-soft-2: #F1EDE4;
  --border: #E7E3DA;

  --ok: #2E7D5B;
  --bad: #B4483A;

  --radius: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 1px 2px rgba(31,36,48,0.06), 0 1px 1px rgba(31,36,48,0.04);
  --shadow-md: 0 8px 24px rgba(31,36,48,0.10);
  --shadow-lg: 0 20px 50px rgba(31,36,48,0.16);

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul, ol{ margin:0; padding:0; list-style:none; }
h1,h2,h3{ line-height:1.15; margin:0 0 .5em; font-weight:800; letter-spacing:-0.01em; }
p{ margin:0 0 1em; }

.wrap{
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--charcoal); color:#fff;
  padding:10px 16px; z-index:200; border-radius: 0 0 8px 0;
}
.skip-link:focus{ left:0; }

.eyebrow{
  text-transform: uppercase;
  letter-spacing: .09em;
  font-size: .78rem;
  font-weight: 700;
  color: var(--gold-dark);
  margin: 0 0 .75em;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5em;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease, color .12s ease;
  white-space: nowrap;
}
.btn-sm{ padding: .55em 1.15em; font-size: .88rem; }
.btn-lg{ padding: .85em 1.7em; font-size: 1rem; }
.btn-xl{ padding: 1em 2.2em; font-size: 1.08rem; }

.btn-gold{
  background: var(--gold);
  color: var(--charcoal-dark);
  box-shadow: var(--shadow-sm);
}
.btn-gold:hover{ background: var(--gold-light); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-gold:active{ transform: translateY(0); }

.btn-ghost{
  background: transparent;
  color: var(--charcoal);
  border-color: var(--border);
}
.btn-ghost:hover{ border-color: var(--charcoal); background: var(--bg-soft); }

/* ---------- Header / Nav ---------- */
.site-header{
  position: sticky; top:0; z-index: 100;
  background: rgba(255,255,255,0.88);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  height: 72px;
}
.brand{ display:flex; align-items:center; gap:.6em; }
.brand-icon{ border-radius: 8px; }
.brand-wordmark{ height: 20px; width:auto; }

.main-nav{ display:flex; align-items:center; gap: 2.1em; }
.main-nav a{
  font-weight: 600; font-size:.95rem; color: var(--muted);
  padding: .3em 0; border-bottom: 2px solid transparent;
}
.main-nav a:hover{ color: var(--ink); }

.nav-actions{ display:flex; align-items:center; gap: .9em; }
.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width: 38px; height: 38px; border-radius: 8px; border: 1px solid var(--border);
  background: #fff; cursor:pointer;
}
.nav-toggle span{ display:block; height:2px; background: var(--charcoal); margin:0 8px; border-radius:2px; }

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(1100px 480px at 82% -10%, rgba(217,164,65,0.14), transparent 60%),
    linear-gradient(180deg, var(--bg-soft) 0%, #fff 62%);
  padding: 76px 0 60px;
}
.hero-inner{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 56px;
  align-items:center;
}
.hero h1{
  font-size: clamp(2.05rem, 3.4vw, 2.85rem);
  margin-bottom: .45em;
}
.hero-sub{
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 46ch;
}
.hero-actions{ display:flex; gap: .9em; flex-wrap:wrap; margin: 1.6em 0 1.1em; }
.hero-note{
  display:flex; align-items:center; gap:.5em;
  font-size:.9rem; color: var(--muted-soft);
}
.hero-note .i{ width:18px; height:18px; fill: var(--gold-dark); flex:none; }

/* ---- hero mock browser ---- */
.hero-visual{ position:relative; min-width:0; }
.mock-browser{
  width: 100%;
  background:#fff;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  overflow:hidden;
  transform: perspective(1000px) rotateY(-4deg) rotateX(1deg);
}
.mock-browser-bar{
  display:flex; align-items:center; gap:7px;
  background: #EDEAE2;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.mock-browser-bar span{
  width:10px; height:10px; border-radius:50%; background:#D8D3C6;
}
.mock-url{
  margin-left: 10px;
  background:#fff; border:1px solid var(--border); border-radius:6px;
  font-size:.72rem; color: var(--muted); padding: 3px 10px;
}
.mock-app{ display:flex; min-height: 320px; }
.mock-sidebar{
  width: 148px;
  background: linear-gradient(180deg, var(--charcoal) 0%, var(--charcoal-dark) 100%);
  padding: 16px 12px;
  flex: none;
}
.mock-content{ min-width: 0; }
.mock-logo{ margin-bottom: 18px; }
.mock-badge{
  display:inline-flex; align-items:center; justify-content:center;
  width:28px; height:28px; border-radius:8px; background: var(--gold);
  color: var(--charcoal-dark); font-weight:800; font-size:.85rem;
}
.mock-nav-item{
  color: #C7CBD6; font-size:.74rem; font-weight:600;
  padding: 8px 10px; border-radius:7px; margin-bottom:5px;
}
.mock-nav-item.active{
  background: rgba(217,164,65,0.16);
  color:#fff;
  box-shadow: inset 3px 0 0 var(--gold);
}
.mock-content{ flex:1; padding: 18px; background: #FBFAF7; }
.mock-stat-row{ display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:10px; margin-bottom: 14px; }
.mock-stat{
  min-width:0; background:#fff; border:1px solid var(--border); border-radius:10px;
  padding: 10px 12px; position:relative;
}
.mock-stat-label, .mock-stat-value{ overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.mock-stat-label{ display:block; font-size:.62rem; color:var(--muted-soft); font-weight:700; text-transform:uppercase; letter-spacing:.04em; }
.mock-stat-value{ display:block; font-size:1rem; font-weight:800; color:var(--ink); margin-top:3px; }
.mock-stat-delta{ position:absolute; top:10px; right:10px; font-size:.7rem; color: var(--ok); }
.mock-chart-card{
  background:#fff; border:1px solid var(--border); border-radius:10px;
  padding: 10px; margin-bottom:14px;
}
.mock-chart{ width:100%; height:70px; display:block; }
.mock-rows{ display:flex; flex-direction:column; gap:8px; }
.mock-row{ display:flex; align-items:center; gap:8px; background:#fff; border:1px solid var(--border); border-radius:8px; padding:8px 10px; }
.dot{ width:8px; height:8px; border-radius:50%; flex:none; }
.dot.green{ background: var(--ok); }
.dot.gold{ background: var(--gold); }
.mock-row-line{ height:8px; flex:1; background:#E9E6DD; border-radius:4px; }
.mock-row-line.short{ max-width:55%; }
.mock-row-amt{ width:44px; height:8px; background:#E0DCD0; border-radius:4px; flex:none; }

.mock-caption{
  text-align:center; font-size:.8rem; color: var(--muted-soft); margin-top: 16px;
}

/* ---------- Trust strip ---------- */
.trust-strip{
  background: var(--charcoal);
  color:#fff;
}
.trust-inner{
  display:grid; grid-template-columns: repeat(4,1fr); gap: 24px;
  padding: 30px 24px;
}
.trust-item{ display:flex; flex-direction:column; gap:.25em; }
.trust-item strong{ font-size:1.02rem; }
.trust-item span{ font-size:.82rem; color:#AEB4C2; }

/* ---------- Why local ---------- */
.why-local{
  display:grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items:center;
  padding: 88px 24px;
}
.why-local h2{ font-size: clamp(1.6rem, 2.6vw, 2.1rem); }
.why-local > .why-copy p{ color: var(--muted); max-width: 52ch; }
.why-list{ display:flex; flex-direction:column; gap: 1.1em; margin-top: 1.4em; }
.why-list li{ display:flex; gap: .8em; align-items:flex-start; }
.why-ico{ font-size:1.2rem; flex:none; margin-top:.1em; }
.why-list strong{ color: var(--ink); }
.why-list div{ color: var(--muted); font-size: .96rem; }

.compare-card{
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow:hidden;
  box-shadow: var(--shadow-sm);
}
.compare-row{
  display:grid; grid-template-columns: 1.1fr .9fr 1.1fr;
  padding: 12px 16px;
  font-size: .88rem;
  border-bottom: 1px solid var(--border);
}
.compare-row:last-child{ border-bottom:none; }
.compare-head{
  background: var(--charcoal);
  color:#fff; font-weight:700; font-size:.78rem;
  text-transform: uppercase; letter-spacing:.04em;
}
.compare-row span:first-child{ color: var(--muted); font-weight:600; }
.compare-row .ok{ color: var(--ok); font-weight:700; }
.compare-row .bad{ color: var(--bad); font-weight:600; }

/* ---------- Section head (shared) ---------- */
.section-head{ max-width: 62ch; margin: 0 auto 48px; text-align:center; }
.section-head h2{ font-size: clamp(1.6rem, 2.6vw, 2.15rem); }
.section-sub{ color: var(--muted); font-size: 1.02rem; }

/* ---------- Features ---------- */
.features{ padding: 88px 0; background: var(--bg-soft); }
.feature-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.feature-card{
  background:#fff; border:1px solid var(--border); border-radius: var(--radius);
  padding: 26px 24px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .15s ease, transform .15s ease;
}
.feature-card:hover{ box-shadow: var(--shadow-md); transform: translateY(-2px); }
.f-ico{ font-size: 1.6rem; margin-bottom: .5em; }
.feature-card h3{ font-size: 1.05rem; margin-bottom:.35em; }
.feature-card p{ color: var(--muted); font-size: .92rem; margin:0; }

/* ---------- How it works ---------- */
.how-it-works{ padding: 88px 0; }
.steps{
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
  counter-reset: step;
}
.steps li{
  position:relative;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px 22px;
}
.step-num{
  display:inline-flex; align-items:center; justify-content:center;
  width: 32px; height:32px; border-radius:50%;
  background: var(--charcoal); color: var(--gold);
  font-weight:800; font-size:.92rem;
  margin-bottom: .8em;
}
.steps h3{ font-size:1rem; margin-bottom:.3em; }
.steps p{ color: var(--muted); font-size:.9rem; margin:0; }

/* ---------- Security ---------- */
.security{ background: var(--charcoal); color:#fff; padding: 92px 0; }
.security-inner{
  display:grid; grid-template-columns: .85fr 1.15fr; gap: 56px; align-items:center;
}
.security h2{ font-size: clamp(1.6rem, 2.6vw, 2.1rem); color:#fff; }
.security .eyebrow{ color: var(--gold); }
.security-copy p{ color: #C7CBD6; }
.security-copy p strong{ color:#fff; }

.lock-card{
  background: var(--charcoal-soft);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 26px;
}
.lock-ico{ font-size: 1.8rem; margin-bottom: .6em; }
.lock-rows{ display:flex; flex-direction:column; gap:10px; }
.lock-row{
  display:flex; align-items:center; justify-content:space-between;
  font-size:.88rem; color:#E7E9EF;
  padding-bottom:10px; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.lock-row:last-child{ border-bottom:none; padding-bottom:0; }
.pill{
  font-size:.72rem; font-weight:700; padding: .3em .7em; border-radius: 999px;
}
.pill.on{ background: rgba(217,164,65,0.18); color: var(--gold-light); }
.pill.off{ background: rgba(46,125,91,0.18); color: #6FCBA1; }

/* ---------- Download CTA ---------- */
.download{
  background:
    radial-gradient(900px 360px at 50% 0%, rgba(217,164,65,0.16), transparent 60%),
    var(--bg-soft);
  padding: 96px 0;
  text-align:center;
}
.download-inner{ max-width: 640px; margin:0 auto; }
.download-icon{ margin: 0 auto 18px; border-radius: 12px; }
.download h2{ font-size: clamp(1.7rem, 3vw, 2.3rem); }
.download p{ color: var(--muted); font-size:1.05rem; }
.download-req{ font-size:.85rem; color: var(--muted-soft); margin-top: 1.1em; }

/* ---------- Utility ---------- */
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}

/* ---------- Download version line ---------- */
.download-version{ font-size:.9rem; margin-top:1.4em; }
.download-version a{ color: var(--gold-dark); font-weight:700; }
.download-version a:hover{ text-decoration: underline; }

/* ---------- Changelog ---------- */
.changelog{ padding: 88px 0; background: var(--bg-soft); }
.changelog-list{
  max-width: 760px; margin: 0 auto;
  display:flex; flex-direction:column; gap: 16px;
}
.changelog-entry{
  background:#fff; border:1px solid var(--border); border-radius: var(--radius);
  padding: 22px 24px;
}
.changelog-entry.is-latest{ border-color: var(--gold); box-shadow: 0 0 0 1px var(--gold) inset; }
.changelog-entry-head{
  display:flex; align-items:center; gap: 10px; flex-wrap:wrap;
  margin-bottom: .6em;
}
.changelog-version{
  font-weight:800; font-size:1.02rem; color: var(--ink);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.changelog-badge{
  background: var(--gold); color: var(--charcoal-dark);
  font-size:.68rem; font-weight:800; text-transform:uppercase; letter-spacing:.04em;
  padding: .25em .6em; border-radius: 999px;
}
.changelog-date{ font-size:.82rem; color: var(--muted-soft); margin-left:auto; }
.changelog-entry h3{ font-size:1rem; margin-bottom:.4em; }
.changelog-body{ color: var(--muted); font-size:.92rem; }
.changelog-body p{ margin: 0 0 .6em; }
.changelog-body ul{ margin: 0 0 .6em; padding-left: 1.2em; list-style: disc; }
.changelog-body li{ margin-bottom:.3em; }
.changelog-empty{
  text-align:center; color: var(--muted-soft); font-size:.92rem;
  background:#fff; border:1px dashed var(--border); border-radius: var(--radius);
  padding: 28px;
}
.changelog-empty a{ color: var(--gold-dark); font-weight:700; }

/* ---------- Stay updated (email signup) ---------- */
.updates{ padding: 76px 0; background: var(--charcoal); color:#fff; }
.updates-inner{
  display:flex; align-items:center; justify-content:space-between; gap: 40px;
  flex-wrap:wrap;
}
.updates-copy{ max-width: 46ch; }
.updates .eyebrow{ color: var(--gold); }
.updates h2{ color:#fff; font-size: clamp(1.4rem, 2.4vw, 1.8rem); }
.updates-copy p{ color:#C7CBD6; margin:0; }
.updates-form{
  display:flex; gap: 10px; flex-wrap:wrap; flex: none;
}
.updates-form input[type="email"]{
  padding: .85em 1.1em; border-radius: 999px; border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.06); color:#fff; font-size:.95rem; min-width: 240px;
}
.updates-form input[type="email"]::placeholder{ color:#8990A0; }
.updates-form input[type="email"]:focus{ outline: 2px solid var(--gold); outline-offset:2px; }
.updates-unconfigured-note{ display:none; width:100%; font-size:.8rem; color:#8990A0; margin-top:10px; }
.updates.is-unconfigured .updates-form{ opacity:.5; pointer-events:none; }
.updates.is-unconfigured .updates-unconfigured-note{ display:block; }

/* ---------- Feedback form ---------- */
.feedback{ padding: 88px 0; }
.feedback-inner{ max-width: 640px; margin: 0 auto; }
.feedback-form{
  background: var(--bg-soft); border:1px solid var(--border); border-radius: var(--radius);
  padding: 28px;
}
.form-row{ margin-bottom: 18px; }
.form-row:last-of-type{ margin-bottom: 22px; }
.form-row label{ display:block; font-weight:700; font-size:.88rem; margin-bottom:.4em; }
.form-row .optional{ font-weight:400; color: var(--muted-soft); font-size:.82rem; }
.form-row input, .form-row textarea{
  width:100%; padding: .75em .9em; border-radius: 8px; border: 1px solid var(--border);
  font: inherit; font-size:.95rem; background:#fff; color: var(--ink);
}
.form-row input:focus, .form-row textarea:focus{ outline: 2px solid var(--gold-dark); outline-offset:1px; }
.form-row textarea{ resize: vertical; min-height: 100px; }
.form-status{ margin: 14px 0 0; font-size:.88rem; font-weight:600; min-height: 1.4em; }
.form-status.ok{ color: var(--ok); }
.form-status.err{ color: var(--bad); }

/* ---------- Footer social icons ---------- */
.footer-social{ display:flex; gap:10px; margin-top: 14px; }
.social-ico{
  display:inline-flex; align-items:center; justify-content:center;
  width: 34px; height:34px; border-radius: 50%;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12);
  font-size:.72rem; font-weight:800; color:#C7CBD6; letter-spacing:-0.02em;
}
.social-ico:hover{ background: var(--gold); color: var(--charcoal-dark); border-color: var(--gold); }

/* ---------- FAQ ---------- */
.faq{ padding: 88px 0; }
.faq-list{ max-width: 760px; margin: 0 auto; display:flex; flex-direction:column; gap: 10px; }
.faq-item{
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 20px;
  background:#fff;
}
.faq-item summary{
  cursor: pointer;
  list-style: none;
  padding: 16px 0;
  font-weight: 700;
  font-size: .98rem;
  display:flex; align-items:center; justify-content:space-between;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
  content:"+";
  font-size: 1.3rem; color: var(--gold-dark); font-weight:400;
  margin-left: 12px; flex:none;
  transition: transform .15s ease;
}
.faq-item[open] summary::after{ content:"–"; }
.faq-body{ padding-bottom: 16px; color: var(--muted); font-size: .93rem; }
.faq-body p{ margin:0; }

/* ---------- Footer ---------- */
.site-footer{ background: var(--charcoal-dark); color: #AEB4C2; padding-top: 56px; }
.footer-inner{
  display:flex; justify-content:space-between; align-items:flex-start; gap: 40px;
  flex-wrap:wrap;
  padding-bottom: 36px;
}
.footer-wordmark{ height:18px; width:auto; margin-bottom: 12px; }
.footer-brand p{ max-width: 34ch; font-size:.85rem; color:#8990A0; }
.footer-nav{ display:flex; gap: 1.8em; flex-wrap:wrap; }
.footer-nav a{ font-size:.88rem; color:#C7CBD6; font-weight:600; }
.footer-nav a:hover{ color:#fff; }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 24px;
  font-size: .8rem;
  color: #7A8091;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 980px){
  .hero-inner{ grid-template-columns: 1fr; }
  .hero-visual{ order:-1; }
  .mock-browser{ transform:none; max-width: 480px; width:100%; margin: 0 auto; }
  .why-local{ grid-template-columns: 1fr; padding: 64px 24px; }
  .security-inner{ grid-template-columns: 1fr; }
  .feature-grid{ grid-template-columns: repeat(2, 1fr); }
  .steps{ grid-template-columns: repeat(2, 1fr); }
  .trust-inner{ grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px){
  .updates-inner{ flex-direction:column; align-items:flex-start; }
  .updates-form{ width:100%; }
  .updates-form input[type="email"]{ flex:1; min-width:0; }
  .changelog-date{ margin-left:0; }
  .main-nav{
    position: fixed; inset: 72px 0 auto 0;
    background: #fff; border-bottom: 1px solid var(--border);
    flex-direction: column; align-items: flex-start; gap: 0;
    padding: 8px 24px 16px;
    transform: translateY(-8px);
    opacity: 0; pointer-events: none;
    transition: opacity .15s ease, transform .15s ease;
  }
  .main-nav.open{ opacity:1; pointer-events:auto; transform: translateY(0); }
  .main-nav a{ padding: 12px 0; border-bottom: 1px solid var(--border); width:100%; }
  .nav-toggle{ display:flex; }
  .feature-grid{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr; }
  .trust-inner{ grid-template-columns: 1fr; }
  .compare-row{ grid-template-columns: 1fr; gap:4px; }
  .compare-row span:first-child{ font-weight:700; color: var(--ink); }
  .compare-head{ display:none; }
  .footer-inner{ flex-direction:column; }
}

@media (max-width: 480px){
  .mock-sidebar{ width: 86px; padding: 14px 8px; }
  .mock-nav-item{ font-size: .64rem; padding: 7px 6px; }
  .mock-content{ padding: 12px; }
  .mock-stat{ padding: 8px 8px; }
  .mock-stat-label{ font-size: .56rem; }
  .mock-stat-value{ font-size: .82rem; }
  .mock-stat-delta{ display:none; }
}