:root {
  --ink: #1a1a1a;
  --paper: #f9f6f0;
  --white: #ffffff;
  --accent: #1a3a5c;
  --accent-light: #e8eef5;
  --reject: #b91c1c;
  --reject-bg: #fef2f2;
  --amend: #b45309;
  --amend-bg: #fffbeb;
  --support: #15803d;
  --support-bg: #f0fdf4;
  --border: #d6cfc4;
  --muted: #6b6560;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Source Sans 3', 'Georgia', serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  font-size: 18px;
  line-height: 1.7;
}

.masthead {
  background: var(--accent);
  color: var(--white);
  padding: 60px 20px 50px;
  text-align: center;
  border-bottom: 6px solid #c9a84c;
}

.masthead-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #c9a84c;
  margin-bottom: 16px;
}

.masthead h1 {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 10px;
  color: var(--white);
}

.masthead-sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  font-weight: 300;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}

.bill-link {
  display: inline-block;
  border: 1px solid #c9a84c;
  color: #c9a84c;
  text-decoration: none;
  padding: 8px 20px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: background 0.2s, color 0.2s;
}

.bill-link:hover {
  background: #c9a84c;
  color: var(--accent);
}

.wrapper {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 40px 60px;
  background: var(--white);
}

body {
  background: var(--paper) url('./assets/ololokwe.jpg') center top / cover fixed;
}

.how-it-works {
  background: var(--white);
  border: 1px solid var(--border);
  border-top: 4px solid var(--accent);
  padding: 28px 28px 24px;
  margin-bottom: 24px;
}

.how-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.how-step {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.how-step-number {
  width: 32px;
  height: 32px;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: 2px;
}

.how-step-text {
  font-size: 1rem;
  color: #444;
  line-height: 1.6;
  padding-top: 4px;
}

.how-step-text strong {
  display: block;
  color: var(--ink);
  margin-bottom: 2px;
}

.understanding-checkbox {
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  padding: 18px 22px;
  margin-bottom: 32px;
  font-size: 1rem;
  cursor: pointer;
}

.understanding-checkbox label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.understanding-checkbox input[type="checkbox"] {
  margin-top: 3px;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  accent-color: var(--accent);
}

.main-tool {
  opacity: 0.3;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.main-tool.enabled {
  opacity: 1;
  pointer-events: auto;
}

.tabs-instruction {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

.tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 0;
  border-bottom: none;
}

.tab-btn {
  padding: 16px 18px;
  border: 2px solid var(--border);
  background: var(--white);
  font-family: var(--font-body);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.2s, background 0.2s;
  border-radius: 3px;
}

.tab-btn:hover { border-color: var(--accent); }

.tab-label {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  font-family: var(--font-display);
  margin-bottom: 4px;
}

.tab-desc {
  display: block;
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--muted);
}

.tab-btn-delete.active {
  background: var(--reject-bg);
  border-color: var(--reject);
  border-width: 2px;
}

.tab-btn-delete.active .tab-label { color: var(--reject); }

.tab-btn-amend.active {
  background: var(--amend-bg);
  border-color: var(--amend);
  border-width: 2px;
}

.tab-btn-amend.active .tab-label { color: var(--amend); }

.tab-btn-accept.active {
  background: var(--support-bg);
  border-color: var(--support);
  border-width: 2px;
}

.tab-btn-accept.active .tab-label { color: var(--support); }

.tab-content {
  display: none;
  padding: 28px 0;
}

.tab-content.active { display: block; }

.tab-intro {
  font-size: 1rem;
  padding: 14px 18px;
  margin-bottom: 20px;
  border-radius: 4px;
  line-height: 1.6;
}

.delete-intro { background: var(--reject-bg); color: var(--reject); border-left: 4px solid var(--reject); }
.amend-intro { background: var(--amend-bg); color: var(--amend); border-left: 4px solid var(--amend); }
.accept-intro { background: var(--support-bg); color: var(--support); border-left: 4px solid var(--support); }

.clauses-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.clause-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid var(--border);
  padding: 18px 20px;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s;
  user-select: none;
}

.clause-card:hover {
  border-color: var(--accent);
  box-shadow: 0 2px 8px rgba(26,58,92,0.08);
}

.clause-card.selected {
  border-color: var(--accent);
  background: var(--accent-light);
}

.clause-check {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
  transition: background 0.2s, border-color 0.2s;
  border-radius: 3px;
}

.clause-card.selected .clause-check {
  background: var(--accent);
  border-color: var(--accent);
}

.checkmark {
  color: var(--white);
  font-size: 14px;
  opacity: 0;
  transition: opacity 0.2s;
}

.clause-card.selected .checkmark { opacity: 1; }

.clause-body { flex: 1; }

.clause-ref {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.clause-implication {
  font-size: 0.97rem;
  color: #555;
  line-height: 1.65;
  margin-bottom: 12px;
}

.clause-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 2px;
}

.tag-reject { background: var(--reject-bg); color: var(--reject); }
.tag-amend { background: var(--amend-bg); color: var(--amend); }
.tag-support { background: var(--support-bg); color: var(--support); }

.memo-preview-section {
  margin: 32px 0;
  border: 3px solid var(--accent);
}

.memo-subject-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.memo-subject-row label {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.memo-subject-row input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--border);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  outline: none;
  transition: border-color 0.2s;
}

.memo-subject-row input:focus {
  border-color: var(--accent);
  background: var(--white);
}

.footer-credits {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
}

.footer-credits a {
  color: rgba(255,255,255,0.6);
  text-decoration: underline;
}

.footer-credits a:hover {
  color: #c9a84c;
}

.memo-preview-header {
  background: var(--accent);
  color: var(--white);
  padding: 16px 24px;
  display: flex;
  align-items: baseline;
  gap: 20px;
  flex-wrap: wrap;
}

.memo-preview-label {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.memo-preview-hint {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.4;
}

.memo-preview-body {
  background: var(--white);
  padding: 32px 36px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--ink);
  min-height: 200px;
}

.memo-empty-state {
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 1rem;
  font-style: italic;
  text-align: center;
  padding: 40px 0;
}

.memo-title {
  font-size: 1rem;
  font-weight: bold;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}

.memo-sub {
  margin-bottom: 12px;
}

.memo-line {
  margin-bottom: 4px;
}

.memo-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 20px 0;
}

.memo-body-text {
  margin-bottom: 16px;
  line-height: 1.7;
}

.memo-section-heading {
  font-weight: bold;
  letter-spacing: 0.05em;
  text-decoration: underline;
  margin: 20px 0 8px;
}

.memo-clause-block {
  margin-bottom: 16px;
  padding-left: 16px;
  border-left: 3px solid var(--border);
}

.memo-clause-ref {
  font-weight: bold;
  margin-bottom: 4px;
}

.memo-clause-detail {
  color: #555;
  margin-bottom: 2px;
}

.memo-clause-position {
  font-style: italic;
}

.memo-closing {
  margin-top: 20px;
  margin-bottom: 4px;
}

.question-section {
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  padding: 24px;
  margin: 24px 0;
}

.question-section h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--accent);
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.question-intro {
  font-size: 0.97rem;
  color: #555;
  line-height: 1.65;
  margin-bottom: 16px;
}

.question-section textarea {
  width: 100%;
  min-height: 120px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  resize: vertical;
  outline: none;
  line-height: 1.6;
  transition: border-color 0.2s;
}

.question-section textarea:focus {
  border-color: var(--accent);
  background: var(--white);
}

.sender-section,
.recipients-section {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 24px;
  margin: 24px 0;
}

.sender-section h3,
.recipients-section h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--accent);
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.form-group input {
  padding: 12px 14px;
  border: 1px solid var(--border);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus {
  border-color: var(--accent);
  background: var(--white);
}

.recipients-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.recipient-item {
  border: 1px solid var(--border);
  padding: 12px 14px;
  cursor: pointer;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  gap: 3px;
  transition: border-color 0.2s, background 0.2s;
}

.recipient-item:hover { border-color: var(--accent); }

.recipient-item.selected {
  border-color: var(--accent);
  background: var(--accent-light);
}

.recipient-item.compulsory {
  border-color: var(--accent);
  background: var(--accent-light);
  cursor: not-allowed;
}

.recipient-item input {
  display: none;
}

.recipient-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--accent);
}

.recipient-email {
  font-size: 0.8rem;
  color: var(--muted);
}

.action-bar {
  text-align: center;
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.btn-send {
  background: var(--accent);
  color: var(--white);
  border: none;
  padding: 14px 40px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.btn-send:hover { background: #0f2740; }
.btn-send:active { transform: scale(0.98); }

footer {
  background: var(--accent);
  color: rgba(255,255,255,0.5);
  text-align: center;
  padding: 20px;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

.footer-inner { max-width: 1100px; margin: 0 auto; }

@media (max-width: 600px) {
  .masthead h1 { font-size: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .recipients-grid { grid-template-columns: 1fr; }
  .tabs { grid-template-columns: 1fr; gap: 8px; }
  .memo-preview-body { padding: 20px 18px; font-size: 0.82rem; }
  .how-steps { gap: 14px; }
}