/* Mint accent palette */
:root {
  --mint-50: #f0fdf9;
  --mint-100: #ccfbf1;
  --mint-200: #99f6e4;
  --mint-300: #5eead4;
  --mint-400: #2dd4bf;
  --mint-500: #14b8a6;
  --mint-600: #0d9488;
  --mint-700: #0f766e;
  --mint-800: #115e59;
  --mint-900: #134e4a;
}

/* Light theme (default) */
body, body.light-theme {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #64748b;
  --border-color: rgba(203, 213, 225, 0.4);
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
  --input-bg: rgba(45, 212, 191, 0.04);
  --input-focus-bg: rgba(45, 212, 191, 0.08);
}

/* Dark theme */
body.dark-theme {
  --bg-primary: #0f172a;
  --bg-secondary: #1a202c;
  --bg-tertiary: #0f172a;
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-tertiary: #94a3b8;
  --border-color: rgba(51, 65, 85, 0.4);
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  --input-bg: rgba(45, 212, 191, 0.06);
  --input-focus-bg: rgba(45, 212, 191, 0.1);
}

html {
  position: relative;
  min-height: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-tertiary) 100%);
  color: var(--text-primary);
  transition: background 200ms, color 200ms;
  margin-bottom: 60px;
}

/* Navbar */
.navbar-mint {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.navbar-mint .navbar-brand {
  font-weight: 700;
  color: var(--text-primary) !important;
}

.navbar-mint .nav-link {
  color: var(--text-secondary) !important;
  font-weight: 500;
  font-size: 14px;
  transition: color 200ms;
}

.navbar-mint .nav-link:hover,
.navbar-mint .nav-link.active {
  color: var(--mint-500) !important;
}

.navbar-mint .navbar-toggler {
  border-color: var(--border-color);
}

.navbar-mint .navbar-toggler-icon {
  filter: var(--text-primary);
}

/* Theme toggle */
.btn-theme-toggle {
  padding: 6px 12px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--input-bg);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 200ms;
}

.btn-theme-toggle:hover {
  background: var(--input-focus-bg);
  border-color: var(--mint-400);
  color: var(--mint-500);
}

/* Page header */
.page-header-title {
  font-size: 28px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.page-header-title::before {
  content: '';
  display: block;
  width: 4px;
  height: 28px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--mint-400), var(--mint-500));
  flex-shrink: 0;
}

.page-header-subtitle {
  font-size: 14px;
  color: var(--text-tertiary);
  margin-left: 16px;
  margin-bottom: 0;
}

/* Form sections (replaces Bootstrap cards) */
.form-section {
  padding: 24px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  margin-bottom: 20px;
}

.form-section-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--mint-500);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-section-title::before {
  content: '';
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--mint-400);
  flex-shrink: 0;
}

.form-subsection-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

/* Form controls */
.form-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.form-control,
.form-select {
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--input-bg);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 500;
  font-family: 'Inter', sans-serif;
  transition: all 200ms;
}

.form-control:focus,
.form-select:focus {
  outline: none;
  border-color: var(--mint-400);
  background: var(--input-focus-bg);
  box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.1);
}

.form-check-input {
  border-color: var(--border-color);
  background-color: var(--input-bg);
}

.form-check-input:checked {
  background-color: var(--mint-500);
  border-color: var(--mint-500);
}

.form-check-input:focus {
  box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.1);
  border-color: var(--mint-400);
}

.form-check-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.input-group-text {
  border: 1px solid var(--border-color);
  background: rgba(45, 212, 191, 0.06);
  color: var(--text-tertiary);
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
}

.text-danger {
  color: #ef4444 !important;
  font-size: 11px;
}

/* Calculate button */
.btn-calculate {
  width: 100%;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--mint-400), var(--mint-500));
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all 300ms;
  box-shadow: 0 8px 24px rgba(45, 212, 191, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-calculate:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(45, 212, 191, 0.4);
  color: white;
}

.btn-calculate:active {
  transform: translateY(0);
}

/* Results section */
.results-container {
  animation: slideIn 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Primary result card (final loss) */
.result-card-primary {
  padding: 28px;
  border-radius: 14px;
  border: 2px solid rgba(45, 212, 191, 0.3);
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.08), rgba(45, 212, 191, 0.04));
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(45, 212, 191, 0.15);
  margin-bottom: 20px;
}

.result-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.result-value {
  font-size: 32px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--mint-400), var(--mint-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.result-description {
  font-size: 12px;
  color: var(--text-tertiary);
  font-weight: 500;
}

/* Result breakdown table card */
.result-table-card {
  padding: 0;
  border-radius: 14px;
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  margin-bottom: 20px;
  overflow: hidden;
}

.result-table-header {
  padding: 12px 20px;
  font-size: 12px;
  font-weight: 700;
  color: var(--mint-500);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-bottom: 1px solid var(--border-color);
  background: rgba(45, 212, 191, 0.04);
}

.result-table-header.cap-header {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.04);
}

.result-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.result-table th {
  padding: 10px 16px;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
  text-align: right;
}

.result-table th:first-child {
  text-align: left;
}

.result-table td {
  padding: 10px 16px;
  border-bottom: 1px solid rgba(203, 213, 225, 0.15);
  color: var(--text-primary);
}

.result-table tr:last-child td {
  border-bottom: none;
}

.result-table .text-end {
  text-align: right;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 13px;
  font-weight: 500;
}

.result-table .row-highlight td {
  background: rgba(45, 212, 191, 0.06);
  font-weight: 600;
}

.result-table-footer {
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 2px solid var(--mint-500);
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.08), rgba(45, 212, 191, 0.04));
}

.result-table-footer-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.result-table-footer-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--mint-500);
}

/* Breakdown grid */
.result-breakdown {
  padding: 24px;
  border-radius: 14px;
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.breakdown-item {
  text-align: center;
  padding: 0 12px;
}

.breakdown-item:not(:last-child) {
  border-right: 1px solid var(--border-color);
}

.breakdown-label {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 8px;
}

.breakdown-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--mint-500);
  margin-bottom: 2px;
}

.breakdown-note {
  font-size: 10px;
  color: var(--text-tertiary);
}

/* Certificate button */
.btn-certificate {
  width: 100%;
  padding: 12px 28px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--input-bg);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 200ms;
}

.btn-certificate:hover {
  background: var(--input-focus-bg);
  border-color: var(--mint-400);
  color: var(--mint-500);
}

/* Footer */
.footer-mint {
  border-top: 1px solid var(--border-color);
  color: var(--text-tertiary);
  font-size: 12px;
}

/* Note/disclaimer text */
.note-text {
  font-size: 11px;
  color: var(--text-tertiary);
  font-weight: 500;
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
}

/* Login partial links */
.navbar-mint a.nav-link {
  color: var(--text-secondary) !important;
}

/* Responsive */
@media (max-width: 768px) {
  .page-header-title { font-size: 22px; }
  .result-breakdown { grid-template-columns: 1fr; }
  .breakdown-item:not(:last-child) {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
  }
  .result-value { font-size: 24px; }
}