/* =============================================
   RealtyAI — Shared Styles
   Used by all workflow pages
   ============================================= */

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

/* COLORS */
:root {
  --navy: #1A3A5C;
  --blue: #2E5FA3;
  --blue-light: #EEF3FA;
  --blue-mid: #D0DCF0;
  --charcoal: #2A2A2A;
  --warm-gray: #6E6E6E;
  --light-gray: #AAAAAA;
  --rule-gray: #DDDDDD;
  --bg-page: #F4F6F9;
  --bg-card: #FFFFFF;
  --bg-field: #FAFBFC;
  --border: #DDE3EA;
  --green: #27AE60;
  --amber: #F0C040;
  --amber-bg: #FFF8EC;
  --amber-text: #8A6000;
  --error: #E74C3C;
  --error-bg: #FDF0EE;
}

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background: var(--bg-page);
  color: var(--charcoal);
  min-height: 100vh;
  padding: 0 0 40px 0;
}

/* =============================================
   NAVIGATION
   ============================================= */

.nav {
  background: var(--navy);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.nav-brand {
  font-size: 18px;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 1px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-brand span {
  color: #A8BDD4;
  font-weight: 400;
  font-size: 13px;
  margin-left: 10px;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  padding: 6px 14px;
  border-radius: 5px;
  font-size: 13px;
  font-weight: 600;
  color: #A8BDD4;
  text-decoration: none;
  transition: all 0.2s;
  white-space: nowrap;
}

.nav-link:hover {
  background: rgba(255,255,255,0.1);
  color: #FFFFFF;
}

.nav-link.active {
  background: var(--blue);
  color: #FFFFFF;
}

.nav-link.coming-soon {
  color: #5A7A9A;
  cursor: default;
  font-style: italic;
}

.nav-link.coming-soon:hover {
  background: transparent;
  color: #5A7A9A;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav-badge {
  background: var(--blue);
  color: #FFFFFF;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  padding: 4px 10px;
  border-radius: 20px;
  text-transform: uppercase;
}

/* =============================================
   PAGE HEADER
   ============================================= */

.page-header {
  background: var(--navy);
  padding: 24px 32px 28px;
  border-bottom: 3px solid var(--blue);
}

.page-header h1 {
  font-size: 22px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.page-header p {
  font-size: 13px;
  color: #A8BDD4;
}

/* =============================================
   CONTAINER
   ============================================= */

.container {
  max-width: 820px;
  margin: 32px auto 0;
  padding: 0 20px;
}

/* =============================================
   CARDS
   ============================================= */

.card {
  background: var(--bg-card);
  border: 1px solid #E8ECF0;
  border-radius: 8px;
  padding: 28px 32px;
  margin-bottom: 16px;
}

.section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--light-gray);
  text-transform: uppercase;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid #F0F2F5;
}

/* =============================================
   FORM ELEMENTS
   ============================================= */

.form-group {
  margin-bottom: 18px;
}

.form-group:last-child {
  margin-bottom: 0;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}

label .required { color: #C0392B; margin-left: 3px; }
label .optional {
  color: var(--light-gray);
  font-weight: 400;
  font-size: 11px;
  margin-left: 6px;
}

select, input[type="text"], input[type="number"], textarea {
  width: 100%;
  padding: 9px 13px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  color: var(--charcoal);
  background: var(--bg-field);
  transition: border-color 0.2s;
  font-family: inherit;
}

select:focus, input:focus, textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: #FFFFFF;
}

textarea {
  resize: vertical;
  min-height: 85px;
  line-height: 1.5;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.three-col {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
}

.four-col {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 14px;
}

/* =============================================
   TONE SELECTOR
   ============================================= */

.tone-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.tone-option { position: relative; }
.tone-option input[type="radio"] { position: absolute; opacity: 0; width: 0; }

.tone-option label {
  display: block;
  padding: 9px 12px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  text-align: center;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  color: var(--warm-gray);
  background: var(--bg-field);
  transition: all 0.2s;
  margin: 0;
}

.tone-option input[type="radio"]:checked + label {
  border-color: var(--blue);
  background: var(--blue-light);
  color: var(--navy);
}

.tone-option label:hover {
  border-color: var(--blue);
  color: var(--navy);
}

/* =============================================
   CHECKBOX
   ============================================= */

.checkbox-group-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 13px 15px;
  background: #F5F8FC;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
}

.checkbox-group-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin-top: 1px;
  flex-shrink: 0;
  accent-color: var(--blue);
  cursor: pointer;
}

.checkbox-text strong {
  color: var(--navy);
  display: block;
  font-size: 13px;
  margin-bottom: 2px;
}

.checkbox-text span {
  font-size: 12px;
  color: var(--warm-gray);
  font-weight: 400;
}

/* =============================================
   GENERATE BUTTON
   ============================================= */

.generate-btn {
  width: 100%;
  padding: 14px;
  background: var(--navy);
  color: #FFFFFF;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 6px;
}

.generate-btn:hover { background: var(--blue); }
.generate-btn:disabled { background: var(--light-gray); cursor: not-allowed; }

/* =============================================
   LOADING
   ============================================= */

.loading {
  display: none;
  text-align: center;
  padding: 32px;
  color: var(--warm-gray);
  font-size: 14px;
}

.spinner {
  width: 34px;
  height: 34px;
  border: 3px solid #E8ECF0;
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 12px;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* =============================================
   OUTPUT
   ============================================= */

.output-card {
  display: none;
  background: var(--bg-card);
  border: 1.5px solid var(--blue);
  border-radius: 8px;
  margin-top: 20px;
  overflow: hidden;
}

.output-header {
  background: var(--blue-light);
  padding: 14px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--blue-mid);
}

.output-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.output-dot {
  width: 9px;
  height: 9px;
  background: var(--blue);
  border-radius: 50%;
}

.output-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
}

.copy-btn {
  padding: 6px 16px;
  background: var(--navy);
  color: #FFFFFF;
  border: none;
  border-radius: 5px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.copy-btn:hover { background: var(--blue); }
.copy-btn.copied { background: var(--green); }

.output-body { padding: 22px; }

.output-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--charcoal);
  white-space: pre-wrap;
}

.compliance-flags {
  margin-top: 18px;
  padding: 13px 15px;
  background: var(--amber-bg);
  border: 1.5px solid var(--amber);
  border-radius: 6px;
}

.compliance-flags-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--amber-text);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 7px;
}

.compliance-flags-text {
  font-size: 13px;
  color: #5A4000;
  line-height: 1.6;
  white-space: pre-wrap;
}

.output-actions {
  padding: 14px 22px;
  border-top: 1px solid #F0F2F5;
  display: flex;
  gap: 10px;
}

.action-btn {
  padding: 8px 18px;
  border: 1.5px solid var(--border);
  border-radius: 5px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  background: #FFFFFF;
  color: var(--navy);
  transition: all 0.2s;
}

.action-btn:hover {
  border-color: var(--blue);
  background: var(--blue-light);
}

/* =============================================
   ERROR
   ============================================= */

.error-msg {
  display: none;
  padding: 12px 16px;
  background: var(--error-bg);
  border: 1.5px solid var(--error);
  border-radius: 6px;
  color: #C0392B;
  font-size: 13px;
  margin-top: 14px;
}

/* =============================================
   COMP SECTION (CMA specific)
   ============================================= */

.comp-section {
  border: 1.5px solid var(--border);
  border-radius: 8px;
  margin-bottom: 14px;
  overflow: hidden;
}

.comp-header {
  background: #F0F4F9;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.comp-header-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
}

.comp-remove-btn {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 11px;
  color: var(--warm-gray);
  background: #FFFFFF;
  cursor: pointer;
  transition: all 0.2s;
}

.comp-remove-btn:hover {
  border-color: var(--error);
  color: var(--error);
}

.comp-body { padding: 16px; }

.add-comp-btn {
  width: 100%;
  padding: 10px;
  border: 1.5px dashed var(--border);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
  background: #FFFFFF;
  cursor: pointer;
  transition: all 0.2s;
  margin-top: 4px;
}

.add-comp-btn:hover {
  border-color: var(--blue);
  background: var(--blue-light);
}

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 640px) {
  .two-col, .three-col, .four-col { grid-template-columns: 1fr; }
  .tone-options { grid-template-columns: 1fr; }
  .card { padding: 20px; }
  .nav-links { display: none; }
}