:root {
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --danger: #dc2626;
  --text: #111827;
  --muted: #6b7280;
  --bg: #f3f4f6;
  --white: #ffffff;
  --border: #e5e7eb;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1rem;
}

.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  color: var(--primary);
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: none;
}
.nav-links a {
  margin-left: .75rem;
  text-decoration: none;
  color: var(--text);
}

h1, h2, h3 { margin-top: 0; }
.muted { color: var(--muted); }

.section-block {
  margin-top: 1rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
}

.cards-grid,
.list-grid {
  display: grid;
  gap: .75rem;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.card {
  display: block;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .9rem;
  text-decoration: none;
  color: var(--text);
}

.card-link:hover { border-color: var(--primary); }

.form-card {
  display: grid;
  gap: .8rem;
  max-width: 640px;
}

input, select, textarea, button {
  font: inherit;
}

input, select, textarea {
  width: 100%;
  margin-top: .35rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .55rem .65rem;
  background: #fff;
}

.btn {
  display: inline-block;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  background: var(--primary);
  color: #fff;
  padding: .6rem .9rem;
}
.btn:hover { background: var(--primary-dark); }
.btn-secondary { background: #374151; }
.btn-danger { background: var(--danger); }
.btn.active { background: var(--primary-dark); }

.actions-row {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  align-items: center;
}

.badge {
  display: inline-block;
  border-radius: 20px;
  background: #ede9fe;
  color: #5b21b6;
  padding: .25rem .6rem;
  font-size: .85rem;
}

.alert {
  border-radius: 8px;
  padding: .65rem .8rem;
}
.alert-error {
  background: #fee2e2;
  color: #991b1b;
}

.auth-wrap { max-width: 720px; }
.page-head {
  display: flex;
  justify-content: space-between;
  gap: .8rem;
  align-items: center;
  margin-top: 1rem;
}

.framework-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: .85rem;
}
.tab-btn {
  border: 1px solid var(--border);
  background: #f8fafc;
  color: #1f2937;
  border-radius: 8px;
  padding: .55rem .8rem;
  cursor: pointer;
  font-weight: 600;
}
.tab-btn.is-active {
  background: #4338ca;
  border-color: #4338ca;
  color: #fff;
}

.framework-panel {
  display: none;
  margin-top: .7rem;
}
.framework-panel.is-active {
  display: block;
}

.panel-tools {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-bottom: .75rem;
}
.table-wrap {
  width: 100%;
  overflow-x: auto;
}
.projects-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}
.projects-table th,
.projects-table td {
  border: 1px solid var(--border);
  padding: .55rem .6rem;
  vertical-align: top;
  text-align: left;
}
.projects-table th {
  background: #f8fafc;
  font-size: .92rem;
}
.projects-table tbody tr:hover {
  background: #fafaff;
}

.framework-option {
  width: 100%;
  text-align: left;
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
  margin-bottom: .5rem;
}
.framework-option:hover { border-color: var(--primary); }

.weight-badge {
  display: inline-block;
  margin-bottom: .6rem;
  border-radius: 999px;
  padding: .25rem .55rem;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .02em;
}
.weight-3 {
  background: #1e3a8a;
  color: #fff;
}
.weight-2 {
  background: #f59e0b;
  color: #111827;
}
.weight-1 {
  background: #e5e7eb;
  color: #374151;
}

.weighted-results {
  display: grid;
  gap: .4rem;
  margin-bottom: .75rem;
}
.weighted-row {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 70px minmax(170px, 1fr) 44px;
  gap: .5rem;
  align-items: center;
  font-size: .93rem;
}
.weighted-bar {
  font-family: Consolas, Menlo, Monaco, monospace;
  letter-spacing: .04em;
}

.decision-window {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .9rem;
  background: #f8fafc;
}

.score-line {
  display: flex;
  justify-content: space-between;
  gap: .5rem;
  align-items: center;
  border-bottom: 1px dashed var(--border);
  padding: .5rem 0;
}
.score-buttons button {
  margin-left: .35rem;
  width: 40px;
}
.score-buttons button.active {
  background: var(--primary-dark);
}

.scale-btn {
  border: 2px solid transparent;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease, filter .12s ease;
}
.scale-btn:hover {
  transform: translateY(-1px);
  filter: brightness(0.98);
}
.scale-btn.scale-0 {
  background: #991b1b;
}
.scale-btn.scale-1 {
  background: #c2410c;
}
.scale-btn.scale-2 {
  background: #0f766e;
}
.scale-btn.scale-3 {
  background: #166534;
}
.scale-btn.is-selected {
  border-color: #111827;
  box-shadow: 0 0 0 3px rgba(17, 24, 39, 0.18);
  transform: translateY(-1px);
}