/* Landing page additions on top of app.css.
   Uses the same brand-* / accent-* palette from tailwind.config.js.
   Plain CSS so no Tailwind rebuild is required. */

:root {
  --brand-50:  #eef4fb;
  --brand-100: #d9e6f5;
  --brand-200: #b3cdea;
  --brand-300: #7fa9d6;
  --brand-400: #4a80bd;
  --brand-500: #2a5f9e;
  --brand-600: #1c4a80;
  --brand-700: #143a66;
  --brand-800: #0f2d51;
  --brand-900: #0b2240;
  --brand-950: #071730;
  --accent-400: #f59340;
  --accent-500: #e8731a;
  --accent-600: #cc5f0f;
  --ink-900: #0b2240;
  --ink-700: #334155;
  --ink-500: #64748b;
  --line: #e2e8f0;
  --bg-soft: #f8fafc;
  --bg-tint: #eef4fb;
  --shadow-card: 0 1px 2px rgba(15,23,42,.06);
}

/* ---------- Base ---------- */
.landing-body {
  background: #ffffff;
  color: var(--ink-700);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.landing-body img { max-width: 100%; display: block; }
.landing-body h1, .landing-body h2, .landing-body h3, .landing-body h4 {
  color: var(--brand-900);
  line-height: 1.15;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}
.landing-body p { margin: 0 0 14px; }
.landing-body a { color: var(--brand-700); text-decoration: none; }
.landing-body a:hover { color: var(--brand-900); }

.landing-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.landing-section { padding: 88px 0; }
.landing-section-soft { background: var(--bg-soft); }
.landing-section-head { max-width: 720px; margin-bottom: 44px; }
.landing-section-sub { color: var(--ink-500); font-size: 16px; max-width: 620px; }
.landing-eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--brand-700);
  background: var(--bg-tint);
  border-radius: 999px;
}
.landing-h1 {
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.08;
  font-weight: 700;
  color: var(--brand-900);
  letter-spacing: -0.02em;
  margin: 0 0 20px;
}
.landing-lede {
  font-size: 17px;
  color: var(--ink-700);
  max-width: 540px;
  margin-bottom: 28px;
}
.landing-btn-lg { padding: 12px 22px; font-size: 15px; }

/* ---------- Navigation ---------- */
.landing-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255,255,255,.94);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.landing-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}
.landing-brand { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.landing-brand img { height: 44px; width: 44px; object-fit: contain; display: block; }
.landing-brand-name { color: var(--brand-900); font-size: 18px; font-weight: 700; white-space: nowrap; }

.landing-nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: auto;
}
.landing-nav-links {
  display: flex;
  list-style: none;
  gap: 22px;
  margin: 0;
  padding: 0;
}
.landing-nav-links a {
  color: var(--brand-800);
  font-size: 14px;
  font-weight: 500;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}
.landing-nav-links a:hover { border-bottom-color: var(--accent-500); }
.landing-nav-actions { display: flex; gap: 8px; align-items: center; }

.landing-nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 6px;
  cursor: pointer;
}
.landing-nav-toggle span {
  display: block;
  height: 2px;
  margin: 4px 0;
  background: var(--brand-800);
  border-radius: 2px;
  transition: transform .15s ease, opacity .15s ease;
}
.landing-nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.landing-nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.landing-nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Hero ---------- */
.landing-hero { padding: 72px 0 88px; }
.landing-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: center;
}
.landing-hero-copy { max-width: 560px; }
.landing-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }
.landing-hero-note { font-size: 13px; color: var(--ink-500); }
.landing-hero-note strong { color: var(--brand-800); }

/* ---------- Slider ---------- */
.landing-slider {
  position: relative;
  background: var(--brand-950);
  border-radius: 12px;
  padding: 10px;
  box-shadow: 0 20px 40px -18px rgba(11,34,64,.35), 0 8px 16px -8px rgba(11,34,64,.2);
  overflow: hidden;
}
.landing-slider-track {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 8px;
  overflow: hidden;
  background: var(--brand-900);
}
.landing-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  transition: opacity .45s ease;
  pointer-events: none;
}
.landing-slide.is-active {
  opacity: 1;
  pointer-events: auto;
}
.landing-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}
.landing-slide-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-300);
  font-size: 14px;
  background:
    linear-gradient(135deg, var(--brand-900), var(--brand-950));
}

.landing-slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.08);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s ease;
  z-index: 2;
}
.landing-slider-btn:hover { background: rgba(255,255,255,.18); }
.landing-slider-prev { left: 16px; }
.landing-slider-next { right: 16px; }

.landing-slider-dots {
  position: absolute;
  left: 0; right: 0;
  bottom: 14px;
  display: flex;
  justify-content: center;
  gap: 6px;
  z-index: 2;
}
.landing-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: 0;
  padding: 0;
  background: rgba(255,255,255,.35);
  cursor: pointer;
  transition: width .2s ease, background .2s ease;
}
.landing-dot.is-active {
  width: 22px;
  background: var(--accent-500);
}

/* ---------- Problem section ---------- */
.landing-problem-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.landing-problem-card {
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow-card);
}
.landing-problem-card h3 { font-size: 16px; margin-bottom: 6px; }
.landing-problem-card p { font-size: 14px; color: var(--ink-500); margin: 0; }
.landing-problem-transition {
  margin-top: 36px;
  font-size: 17px;
  color: var(--brand-800);
  font-weight: 500;
  max-width: 720px;
}

/* ---------- Features ---------- */
.landing-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.landing-feature-card {
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow-card);
  transition: border-color .15s ease, transform .15s ease;
}
.landing-feature-card:hover { border-color: var(--brand-300); transform: translateY(-1px); }
.landing-feature-card h3 { font-size: 15px; margin: 12px 0 6px; }
.landing-feature-card p { font-size: 13.5px; color: var(--ink-500); margin: 0; }
.landing-feature-icon {
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--bg-tint);
  color: var(--brand-700);
}
.landing-feature-card-accent { border-color: var(--accent-400); background: #fffaf4; }
.landing-feature-card-accent .landing-feature-icon { background: #ffe9d4; color: var(--accent-600); }

/* ---------- Screenshots ---------- */
.landing-screenshot-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 18px;
}
.landing-screenshot-card {
  grid-column: span 2;
  margin: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.landing-screenshot-card:nth-child(1),
.landing-screenshot-card:nth-child(2) { grid-column: span 3; }
.landing-screenshot-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
  background: var(--bg-tint);
}
.landing-screenshot-card figcaption {
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--brand-800);
  border-top: 1px solid var(--line);
}

/* ---------- Reconciliation ---------- */
.landing-recon-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.landing-check-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
}
.landing-check-list li {
  position: relative;
  padding: 6px 0 6px 28px;
  font-size: 15px;
  color: var(--ink-700);
}
.landing-check-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 12px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent-500);
  box-shadow: inset 0 0 0 4px #fff, 0 0 0 1px var(--accent-500);
}
.landing-recon-visual .card { box-shadow: 0 20px 40px -20px rgba(11,34,64,.25); }
.landing-recon-id { font-size: 12px; color: var(--ink-500); font-weight: 500; }
.landing-recon-rows {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.landing-recon-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 14px;
}
.landing-recon-row:nth-child(odd) { background: var(--bg-soft); }
.landing-recon-row dt { color: var(--ink-500); margin: 0; }
.landing-recon-row dd { margin: 0; font-weight: 600; color: var(--brand-900); font-variant-numeric: tabular-nums; }
.landing-recon-row-variance { background: #fff4eb !important; }
.landing-recon-row-variance dd { color: var(--accent-600); }
.landing-recon-foot { border-top: 1px solid var(--line); border-bottom: 0; }

/* ---------- Audiences ---------- */
.landing-audience-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.landing-audience-grid li {
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  text-align: center;
  font-weight: 500;
  color: var(--brand-800);
  box-shadow: var(--shadow-card);
}

/* ---------- How it works ---------- */
.landing-hiw-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: hiw;
}
.landing-hiw-step {
  position: relative;
  padding: 26px 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow-card);
}
.landing-hiw-num {
  display: inline-block;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-600);
  letter-spacing: .08em;
  margin-bottom: 12px;
}
.landing-hiw-step h3 { font-size: 15px; margin-bottom: 6px; }
.landing-hiw-step p { font-size: 13.5px; color: var(--ink-500); margin: 0; }

/* ---------- Trust ---------- */
.landing-trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.landing-trust-grid li {
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow-card);
}
.landing-trust-grid h3 { font-size: 15px; margin-bottom: 6px; }
.landing-trust-grid p { font-size: 13.5px; color: var(--ink-500); margin: 0; }

/* ---------- Closing CTA ---------- */
.landing-cta {
  background: linear-gradient(135deg, var(--brand-900), var(--brand-800));
  color: #fff;
  padding: 72px 0;
  text-align: center;
}
.landing-cta h2 {
  color: #fff;
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 12px;
}
.landing-cta p {
  color: var(--brand-100);
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto 28px;
}
.landing-cta-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.landing-btn-on-dark {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.4);
}
.landing-btn-on-dark:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
}

/* ---------- Footer ---------- */
.landing-footer {
  background: var(--brand-950);
  color: var(--brand-200);
  padding: 56px 0 24px;
}
.landing-footer a { color: var(--brand-200); }
.landing-footer a:hover { color: #fff; }
.landing-footer .landing-brand-name { color: #fff; }
.landing-footer-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.landing-footer-brand p { font-size: 13.5px; margin: 6px 0 0; }
.landing-footer-by strong { color: #fff; }
.landing-footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.landing-footer-nav h4 {
  color: #fff;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 12px;
}
.landing-footer-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.landing-footer-nav a { font-size: 14px; }
.landing-footer-contact li { font-variant-numeric: tabular-nums; }
.landing-footer-bottom {
  padding-top: 20px;
  font-size: 12.5px;
  color: var(--brand-300);
}

/* ---------- Focus ---------- */
.landing-body :focus-visible {
  outline: 2px solid var(--accent-500);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1023px) {
  .landing-hero { padding: 48px 0 64px; }
  .landing-hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .landing-hero-copy { max-width: none; }
  .landing-feature-grid { grid-template-columns: repeat(2, 1fr); }
  .landing-hiw-steps { grid-template-columns: repeat(2, 1fr); }
  .landing-trust-grid { grid-template-columns: repeat(2, 1fr); }
  .landing-recon-grid { grid-template-columns: 1fr; gap: 36px; }
  .landing-footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 767px) {
  .landing-nav-toggle { display: inline-block; }
  .landing-nav-menu {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 18px 20px 22px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 20px 40px -20px rgba(11,34,64,.2);
  }
  .landing-nav-menu.is-open { display: flex; }
  .landing-nav-links {
    flex-direction: column;
    gap: 4px;
  }
  .landing-nav-links a { padding: 10px 0; }
  .landing-nav-actions { flex-direction: column; }
  .landing-nav-actions .btn { width: 100%; }

  .landing-section { padding: 56px 0; }
  .landing-problem-grid,
  .landing-audience-grid { grid-template-columns: 1fr; }
  .landing-feature-grid,
  .landing-hiw-steps,
  .landing-trust-grid { grid-template-columns: 1fr; }
  .landing-screenshot-grid { grid-template-columns: 1fr; }
  .landing-screenshot-card,
  .landing-screenshot-card:nth-child(1),
  .landing-screenshot-card:nth-child(2) { grid-column: span 1; }
  .landing-footer-nav { grid-template-columns: 1fr 1fr; }
}