:root {
  --paper: #f4f1ea;
  --card: #ffffff;
  --ink: #14171f;
  --ink-soft: #6b6858;
  --accent: #d9622b;
  --accent-dark: #b4501c;
  --accent-soft: #fbe7da;
  --line: #e7e3d8;
  --moss: #1f6f5c;
  --moss-soft: #e4f0eb;
  --ochre: #a8791e;
  --ochre-soft: #f3e4c2;
  --danger: #a6362b;
  --danger-soft: #f3ddd8;
  --radius: 12px;
  --radius-lg: 18px;
  --max: 900px;
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #14161a;
    --card: #1c1f24;
    --ink: #f1efe9;
    --ink-soft: #a8a495;
    --accent: #e8804f;
    --accent-dark: #f2996d;
    --accent-soft: #3a2a1f;
    --line: #2c2f35;
    --moss: #55a68d;
    --moss-soft: #1c2b26;
    --ochre: #d1a44e;
    --ochre-soft: #322910;
    --danger: #e28a7c;
    --danger-soft: #3a221d;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.01em; text-wrap: balance; }

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 22px;
}

header.site {
  border-bottom: none;
  background: var(--paper);
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 26px;
  padding-bottom: 26px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}
.brand:hover { color: var(--ink); }

.brand .mark {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand .name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.01em;
}

.tagline {
  font-size: 13.5px;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  padding: 10px 18px;
  border-radius: 999px;
  text-decoration: none;
}
.tagline:hover { background: var(--accent-dark); color: #fff; }

main { padding: 30px 0 80px; }

.hero {
  padding: 8px 0 36px;
  border-bottom: none;
  margin-bottom: 8px;
}

.hero h1 {
  font-size: clamp(30px, 4.4vw, 42px);
  font-weight: 600;
  margin: 0 0 14px;
  letter-spacing: -0.015em;
}

.hero p {
  color: var(--ink-soft);
  max-width: 62ch;
  margin: 0 0 10px;
  font-size: 16px;
}
.hero p:last-child { margin-bottom: 0; }
.hero p a { font-weight: 600; }

.campaign-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px 22px 20px;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 1px 3px rgba(20, 23, 20, 0.04);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(20, 23, 20, 0.1);
  border-left-color: var(--line);
}

.badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 11px;
  border-radius: 999px;
  width: fit-content;
}

.badge.demo { background: var(--ochre-soft); color: var(--ochre); }
.badge.live { background: var(--moss-soft); color: var(--moss); }
.badge.closed { background: var(--line); color: var(--ink-soft); }
.badge.outline { background: transparent; border: 1px solid var(--accent); color: var(--accent-dark); }

.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th {
  text-align: left;
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 10px 12px;
  border-bottom: 1.5px solid var(--line);
}
.table td { padding: 12px; border-bottom: 1px solid var(--line); }
.table tbody tr:hover { background: var(--paper); }

.card h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.3;
}
.card p { margin: 0; color: var(--ink-soft); font-size: 14px; flex: 1; }

.card .cta {
  margin-top: auto;
  font-weight: 600;
  color: var(--accent-dark);
  font-size: 13.5px;
}

.empty-state {
  border: 1px dashed var(--line);
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
  color: var(--ink-soft);
  background: var(--card);
}

/* Campaign detail page */
.back-link {
  display: inline-block;
  margin-bottom: 20px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-soft);
  text-decoration: none;
}
.back-link:hover { color: var(--accent-dark); }

.detail-header h1 {
  font-size: clamp(26px, 3.6vw, 32px);
  font-weight: 600;
  margin: 8px 0 10px;
}

.detail-header .to-line {
  color: var(--ink-soft);
  font-size: 14px;
  margin-bottom: 22px;
  font-variant-numeric: tabular-nums;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 28px;
  margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(20, 23, 20, 0.04);
}

.panel h2 {
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-dark);
  margin: 0 0 18px;
  padding-bottom: 0;
  border-bottom: none;
}

textarea#letterPreview {
  width: 100%;
  min-height: 260px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  font-family: "Fraunces", ui-serif, Georgia, serif;
  font-size: 14.5px;
  line-height: 1.75;
  resize: vertical;
  background: var(--paper);
  color: var(--ink);
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 18px; min-width: 0; }
.field.full { grid-column: 1 / -1; }

.field label {
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
}

.field input, .field select, .field textarea {
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  padding: 11px 14px;
  font-size: 14.5px;
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
}

.field textarea { resize: vertical; font-family: var(--font-body); }

.field input:focus, .field select:focus, .field textarea:focus, textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}

.hint { font-size: 12px; color: var(--ink-soft); }

.send-btn {
  appearance: none;
  border: none;
  background: var(--accent);
  color: #fff8f2;
  font-family: var(--font-body);
  font-size: 15.5px;
  font-weight: 700;
  padding: 16px 22px;
  border-radius: 999px;
  cursor: pointer;
  width: 100%;
  transition: background 0.15s ease, transform 0.15s ease;
}
.send-btn:hover { background: var(--accent-dark); }
.send-btn:active { transform: translateY(1px); }
.send-btn:disabled { background: var(--line); color: var(--ink-soft); cursor: not-allowed; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13.5px;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: var(--card);
  color: var(--ink);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease;
}
.btn-secondary:hover { background: var(--paper); }

.secondary-row {
  display: flex;
  gap: 22px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 14px;
}

.secondary-link {
  appearance: none;
  border: none;
  background: none;
  color: var(--ink-soft);
  font-family: var(--font-body);
  font-size: 13.5px;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
  padding: 4px 0;
}
.secondary-link:hover { color: var(--accent-dark); }

.status-msg {
  margin-top: 14px;
  font-size: 13.5px;
  min-height: 1.4em;
}
.status-msg.error { color: var(--danger); }
.status-msg.ok { color: var(--moss); }

.privacy-note {
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 14px;
}

.demo-flag {
  background: var(--ochre-soft);
  border: none;
  color: var(--ink);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-size: 13.5px;
  margin-bottom: 20px;
}

footer.site {
  border-top: 1px solid var(--line);
  padding: 30px 0;
  color: var(--ink-soft);
  font-size: 13px;
}

@media (max-width: 640px) {
  .field-grid { grid-template-columns: 1fr; }
}