/* ═══════════════════════════════════════════
   MergeWorks Resource Vault - Styles
   Brand Colors: Navy #1B2A4A, Gold #C9A84C, Cream #F5F0E8
   ═══════════════════════════════════════════ */

:root {
  --navy: #1B2A4A;
  --navy-light: #2A3D66;
  --navy-dark: #111D33;
  --gold: #C9A84C;
  --gold-light: #D4B96A;
  --gold-dark: #A88B3A;
  --cream: #F5F0E8;
  --cream-dark: #E8E0D0;
  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --red: #DC2626;
  --green: #16A34A;
  --blue: #2563EB;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--cream);
  color: var(--gray-800);
  line-height: 1.6;
  min-height: 100vh;
  padding-top: 64px;
}

a { color: var(--navy); text-decoration: none; }
a:hover { color: var(--gold); }

/* ═══ NAVBAR ═══ */
.navbar {
  background: var(--navy);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.5px;
}

.navbar-brand .logo-text {
  font-family: 'Georgia', serif;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.85rem;
}

.navbar-brand .logo-accent {
  color: var(--gold);
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.navbar-nav a {
  color: var(--cream);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.navbar-nav a:hover { color: var(--gold); }

.navbar-nav .btn-sm {
  background: var(--gold);
  color: var(--navy);
  padding: 6px 16px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.85rem;
}

.navbar-nav .btn-sm:hover {
  background: var(--gold-light);
  color: var(--navy-dark);
}

/* ═══ AUTH PAGES ═══ */
.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  padding: 2rem;
  margin-top: -64px;
  padding-top: calc(2rem + 64px);
}

.auth-card {
  background: var(--white);
  border-radius: 12px;
  padding: 3rem;
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
}

.auth-card .brand {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-card .brand h1 {
  font-family: 'Georgia', serif;
  text-transform: uppercase;
  letter-spacing: 4px;
  font-size: 1.2rem;
  color: var(--navy);
  margin-bottom: 4px;
}

.auth-card .brand .subtitle {
  color: var(--gold);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.auth-card h2 {
  font-size: 1.4rem;
  color: var(--navy);
  margin-bottom: 1.5rem;
  text-align: center;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 4px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 0.95rem;
  color: var(--gray-800);
  background: var(--white);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.15);
}

select.form-control {
  cursor: pointer;
  appearance: auto;
}

textarea.form-control {
  min-height: 80px;
  resize: vertical;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--gold);
  color: var(--navy);
  width: 100%;
}

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

.btn-navy {
  background: var(--navy);
  color: var(--white);
}

.btn-navy:hover {
  background: var(--navy-light);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--gray-300);
  color: var(--gray-700);
}

.btn-outline:hover {
  border-color: var(--navy);
  color: var(--navy);
}

.btn-danger {
  background: var(--red);
  color: var(--white);
  font-size: 0.85rem;
  padding: 6px 12px;
}

.btn-danger:hover { opacity: 0.9; }

.btn-sm { font-size: 0.85rem; padding: 6px 14px; }

.error-msg {
  background: #FEF2F2;
  color: var(--red);
  border: 1px solid #FECACA;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.auth-footer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--gray-500);
}

.auth-footer a {
  color: var(--gold-dark);
  font-weight: 600;
}

/* ═══ DASHBOARD ═══ */
.page-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.page-header {
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: 1.8rem;
  color: var(--navy);
  font-family: 'Georgia', serif;
}

.page-header p {
  color: var(--gray-500);
  margin-top: 4px;
}

.welcome-banner {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--white);
  border-radius: 12px;
  padding: 2rem 2.5rem;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.welcome-banner h2 {
  font-size: 1.5rem;
  font-family: 'Georgia', serif;
  margin-bottom: 6px;
}

.welcome-banner p {
  color: var(--cream);
  opacity: 0.85;
  font-size: 0.95rem;
}

.welcome-banner .gold-text { color: var(--gold); }

/* Module sections */
.module-section {
  margin-bottom: 2.5rem;
}

.module-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--gold);
}

.module-num {
  background: var(--navy);
  color: var(--gold);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.module-header h2 {
  font-size: 1.25rem;
  color: var(--navy);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}

.tool-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: all 0.2s;
  cursor: pointer;
  display: block;
  position: relative;
}

.tool-card:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  color: var(--gray-800);
}

.tool-card h3 {
  font-size: 1rem;
  color: var(--navy);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.tool-card p {
  font-size: 0.85rem;
  color: var(--gray-500);
  line-height: 1.5;
}

.tool-card .entry-count {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--cream);
  color: var(--navy);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 12px;
}

.tool-card .entry-count.has-data {
  background: var(--gold);
  color: var(--navy);
}

/* ═══ TOOL PAGE ═══ */
.tool-page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.tool-page-header .back-link {
  color: var(--gray-500);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 8px;
}

.tool-page-header .back-link:hover { color: var(--navy); }

.entries-section {
  margin-top: 2rem;
}

.entry-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
}

.entry-card .entry-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--gray-100);
}

.entry-card .entry-header .entry-title {
  font-weight: 700;
  color: var(--navy);
  font-size: 1.05rem;
}

.entry-card .entry-header .entry-date {
  color: var(--gray-400);
  font-size: 0.8rem;
}

.entry-card .entry-actions {
  display: flex;
  gap: 8px;
}

.entry-fields {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 0.75rem;
}

.entry-field {
  padding: 0;
}

.entry-field .field-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.entry-field .field-value {
  font-size: 0.95rem;
  color: var(--gray-800);
  margin-top: 2px;
  white-space: pre-wrap;
}

.entry-field .field-value:empty::after {
  content: '—';
  color: var(--gray-300);
}

/* Add entry form */
.add-entry-form {
  background: var(--white);
  border: 2px dashed var(--gold);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 2rem;
}

.add-entry-form h3 {
  color: var(--navy);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.form-grid .full-width {
  grid-column: 1 / -1;
}

.form-actions {
  margin-top: 1.5rem;
  display: flex;
  gap: 0.75rem;
}

/* ═══ ADMIN ═══ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  text-align: center;
}

.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
}

.stat-card .stat-label {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-top: 2px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.data-table th {
  background: var(--navy);
  color: var(--white);
  padding: 12px 16px;
  text-align: left;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--gray-100);
  font-size: 0.9rem;
}

.data-table tr:hover td {
  background: var(--cream);
}

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-admin { background: var(--gold); color: var(--navy); }
.badge-member { background: var(--gray-100); color: var(--gray-600); }

/* ═══ ERROR PAGE ═══ */
.error-container {
  text-align: center;
  padding: 4rem 2rem;
}

.error-container h1 {
  font-size: 3rem;
  color: var(--navy);
  margin-bottom: 1rem;
}

/* ═══ MODAL ═══ */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.modal-overlay.active { display: flex; }

.modal {
  background: var(--white);
  border-radius: 12px;
  padding: 2rem;
  width: 100%;
  max-width: 700px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal h3 {
  color: var(--navy);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

/* ═══ RESPONSIVE ═══ */
@media (max-width: 768px) {
  .navbar { padding: 0 1rem; }
  .page-container { padding: 1rem; }
  .welcome-banner { flex-direction: column; gap: 1rem; padding: 1.5rem; }
  .tools-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .entry-fields { grid-template-columns: 1fr; }
  .tool-page-header { flex-direction: column; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .auth-card { padding: 2rem 1.5rem; }
}

/* ═══ EMPTY STATE ═══ */
.empty-state {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--gray-400);
}

.empty-state svg { margin-bottom: 1rem; opacity: 0.5; }
.empty-state h3 { color: var(--gray-500); margin-bottom: 0.5rem; }
.empty-state p { font-size: 0.9rem; }

/* ═══ TOAST ═══ */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--navy);
  color: var(--white);
  padding: 12px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  font-weight: 500;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s;
  z-index: 9999;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success { background: var(--green); }
.toast.error { background: var(--red); }