:root {
  --bg: #f0fffe;
  --card: #ffffff;
  --surface: #f1fffe;
  --surface-dim: #e0f7f6;
  --primary: #0d7c7d;
  --on-primary: #ffffff;
  --primary-container: #b3f0f0;
  --on-primary-container: #002121;
  --text: #1a2121;
  --text-secondary: #3f4847;
  --text-tertiary: #5a6362;
  --divider: #cde3e2;
  --outline: #98a9a8;
  --accent: #229876;
  --success: #2d6a4f;
  --warning: #c9851b;
  --error: #b3261e;
  --muted: #6b7370;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 20px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--divider);
  margin-bottom: 24px;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  cursor: pointer;
}

.brand h3 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 600;
}

.brand .subtitle {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  margin: 0;
}

.logo {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), #b69df8);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-primary);
  font-weight: 700;
  font-size: 0.875rem;
}

.card {
  background: var(--card);
  border-radius: 12px;
  box-shadow:
    0 2px 4px rgba(0, 0, 0, 0.08),
    0 4px 8px rgba(0, 0, 0, 0.06);
  padding: 20px;
  margin-bottom: 16px;
  border: 1px solid var(--divider);
  transition: all 0.2s ease;
}

.card:hover {
  box-shadow:
    0 4px 8px rgba(0, 0, 0, 0.12),
    0 8px 16px rgba(0, 0, 0, 0.1);
}

.card h2 {
  margin: 0 0 12px 0;
  font-size: 1.5rem;
  font-weight: 700;
}

.card h3 {
  margin: 16px 0 8px 0;
  font-size: 1.125rem;
  font-weight: 600;
}

.card h4 {
  margin: 12px 0 8px 0;
  font-size: 1rem;
  font-weight: 600;
}

.card h5 {
  margin: 8px 0 4px 0;
  font-size: 0.9rem;
  font-weight: 600;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.project-card {
  background: var(--card);
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--divider);
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
  border-color: var(--primary);
}

.project-title {
  font-weight: 600;
  margin: 0 0 8px 0;
  font-size: 1.125rem;
}

.project-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0 0 12px 0;
  flex-grow: 1;
}

.project-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.tag {
  background: var(--primary-container);
  color: var(--on-primary-container);
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
}

.muted {
  color: var(--text-tertiary);
}

.text-secondary {
  color: var(--text-secondary);
}

button.btn {
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

button.btn:hover {
  background: #5b3e9f;
  box-shadow: 0 4px 8px rgba(103, 80, 164, 0.3);
}

button.btn:active {
  transform: scale(0.98);
}

button.btn-outline {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}

button.btn-outline:hover {
  background: var(--primary-container);
}

button.btn-small {
  padding: 6px 12px;
  font-size: 0.85rem;
}

button.btn-danger {
  background: var(--error);
}

button.btn-danger:hover {
  background: #94201a;
}

button.btn-secondary {
  background: var(--outline);
  color: var(--text);
}

button.btn-secondary:hover {
  background: #b5aaaf;
}

input,
textarea,
select {
  padding: 12px;
  border-radius: 8px;
  border: 1px solid var(--outline);
  background: var(--card);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  width: 100%;
  transition: border 0.2s ease;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(103, 80, 164, 0.1);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-tertiary);
}

select {
  cursor: pointer;
}

label {
  display: block;
  margin-bottom: 4px;
  font-weight: 500;
  font-size: 0.9rem;
}

input[type="checkbox"] {
  width: auto;
  margin-right: 8px;
}

.form-group {
  margin-bottom: 16px;
}

nav {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--divider);
  padding-bottom: 12px;
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding-bottom: 8px;
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}

nav a:hover,
nav a.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.small {
  font-size: 0.85rem;
}

.list-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  border-bottom: 1px solid var(--divider);
  transition: background 0.2s ease;
}

.list-row:hover {
  background: var(--surface);
}

.list-row-left {
  flex-grow: 1;
}

.list-row-right {
  display: flex;
  gap: 8px;
  align-items: center;
}

.profile-header {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}

.profile-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-primary);
  font-size: 1.5rem;
  font-weight: 700;
}

.profile-info h2 {
  margin: 0 0 4px 0;
}

.profile-role {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 16px;
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--primary);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb .separator {
  color: var(--text-tertiary);
}

@media (max-width: 768px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }

  .profile-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}