:root {
  --navy: #0b3d91;
  --navy-dark: #082b66;
  --gold: #ffc107;
  --gold-dark: #e0a800;
  --bg: #f5f6fa;
  --card-bg: #ffffff;
  --text: #1a1a2e;
  --text-muted: #5a5f73;
  --border: #e2e4ef;

  /* Accent used for text/icons on light backgrounds (links, chip labels) —
     kept separate from --navy so dark mode can brighten it for contrast
     without touching the navy used for solid backgrounds (header, table
     headers), which already reads fine on both. */
  --accent: var(--navy);
  --chip-bg: #e8edfb;
  --avatar-bg: #fff;
  --window-bg: #fff;
  --titlebar-bg: #eceef5;
  --disabled-bg: #eceef5;
  --disabled-text: #9198b0;
  --status-active-bg: #e3f7e8;
  --status-active-text: #1a7a34;
  --status-disc-bg: #fde3e3;
  --status-disc-text: #b3261e;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161f;
    --card-bg: #1c1f2b;
    --text: #e7e9f2;
    --text-muted: #a3a8bd;
    --border: #2e3244;

    --accent: #7ea1f1;
    --chip-bg: #232a45;
    --avatar-bg: #fff;
    --window-bg: #22263380;
    --titlebar-bg: #2a2f42;
    --disabled-bg: #262b3c;
    --disabled-text: #767c94;
    --status-active-bg: #163726;
    --status-active-text: #5fd88a;
    --status-disc-bg: #3a1f1f;
    --status-disc-text: #ff8f87;
  }

  .mockup-window {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--accent);
}

.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 20px;
}

header.site-header {
  background: linear-gradient(135deg, var(--navy), var(--navy-dark));
  color: #fff;
  padding: 56px 0 64px;
}

header.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

header.site-header img.avatar {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  background: var(--avatar-bg);
  padding: 6px;
}

header.site-header h1 {
  margin: 0;
  font-size: 1.8rem;
}

header.site-header p.tagline {
  margin: 6px 0 0;
  color: #cdd7f2;
  font-size: 1.05rem;
}

header.site-header p.handle {
  margin: 4px 0 0;
  color: #9fb0dd;
  font-size: 0.9rem;
  font-family: "Consolas", "SFMono-Regular", Menlo, monospace;
}

nav.site-nav {
  margin-top: 24px;
}

nav.site-nav a {
  color: #fff;
  text-decoration: none;
  margin-right: 20px;
  font-weight: 600;
  opacity: 0.9;
}

nav.site-nav a:hover {
  opacity: 1;
  text-decoration: underline;
}

main {
  padding: 48px 0 80px;
}

section {
  margin-bottom: 56px;
}

h2 {
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.section-lead {
  color: var(--text-muted);
  margin-top: 0;
  margin-bottom: 24px;
}

.app-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  margin-bottom: 24px;
  display: flex;
  gap: 20px;
}

.app-card .icon {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  flex-shrink: 0;
}

.app-card .body {
  flex: 1;
  min-width: 0;
}

.app-card h3 {
  margin: 0 0 4px;
  font-size: 1.2rem;
}

.app-card .platform {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--chip-bg);
  border-radius: 999px;
  padding: 3px 10px;
  margin-bottom: 10px;
}

.app-card p.desc {
  margin: 0 0 14px;
  color: var(--text-muted);
}

.app-card ul.features {
  margin: 0 0 18px;
  padding-left: 20px;
  color: var(--text);
}

.app-card ul.features li {
  margin-bottom: 4px;
}

.btn-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 9px 16px;
  border-radius: 8px;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--gold);
  color: var(--navy-dark);
}

.btn-primary:hover {
  background: var(--gold-dark);
}

.btn-secondary {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}

.btn-secondary:hover {
  background: var(--chip-bg);
}

.btn-disabled {
  background: var(--disabled-bg);
  color: var(--disabled-text);
  cursor: default;
}

footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

footer a {
  color: var(--accent);
}

.policy h1 {
  font-size: 1.6rem;
}

.policy h2 {
  font-size: 1.15rem;
  margin-top: 32px;
}

.policy .updated {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.tag-list li {
  background: var(--chip-bg);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}

.skill-group h4 {
  margin: 0 0 10px;
  font-size: 1rem;
  color: var(--accent);
}

.mockup-wrap {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin: 4px 0 8px;
}

.mockup-window {
  background: var(--window-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  flex: 1;
  min-width: 260px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

.mockup-titlebar {
  background: var(--titlebar-bg);
  padding: 6px 10px;
  display: flex;
  gap: 6px;
  align-items: center;
}

.mockup-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.mockup-dot.red { background: #ff5f57; }
.mockup-dot.yellow { background: #febc2e; }
.mockup-dot.green { background: #28c840; }

.mockup-body {
  padding: 14px;
  font-size: 0.78rem;
}

table.mockup-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.74rem;
}

table.mockup-table th {
  text-align: left;
  color: #fff;
  background: var(--navy);
  padding: 4px 6px;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

table.mockup-table td {
  padding: 4px 6px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.status-pill {
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 700;
}

.status-active {
  background: var(--status-active-bg);
  color: var(--status-active-text);
}

.status-disconnected {
  background: var(--status-disc-bg);
  color: var(--status-disc-text);
}

.mock-receipt h5 {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 0.85rem;
}

.mock-receipt .mock-row {
  display: flex;
  justify-content: space-between;
  padding: 2px 0;
  border-bottom: 1px dashed var(--border);
  color: var(--text-muted);
}

.mock-receipt .amount {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 1rem;
  font-weight: 800;
  color: var(--accent);
}

.mockup-stats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.mockup-stat {
  flex: 1;
  min-width: 68px;
  text-align: center;
  background: var(--chip-bg);
  border-radius: 8px;
  padding: 8px 4px;
}

.mockup-stat .num {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent);
}

.mockup-stat .lbl {
  font-size: 0.6rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.mockup-caption {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
  margin: 0 0 20px;
}

@media (max-width: 600px) {
  .app-card {
    flex-direction: column;
  }
}