:root {
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #e0e7ff;
  --bg: #f8fafc;
  --card-bg: #ffffff;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --success: #10b981;
  --danger: #ef4444;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
  font-family: var(--font);
  background: radial-gradient(circle at 100% 100%, #e0e7ff 0%, #f8fafc 100%);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

/* Typography */
h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  background: linear-gradient(to right, #4f46e5, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

p.subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  text-align: center;
}

/* Card layout */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
  width: 100%;
  max-width: 450px;
  text-align: center;
}

/* Wide container for mimin dashboard */
.container-wide {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
  width: 100%;
  max-width: 1100px;
}

/* Navigation Link */
.nav-link {
  display: inline-block;
  margin-top: 1.5rem;
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--primary-hover);
  text-decoration: underline;
}

/* Forms */
.form-group {
  text-align: left;
  margin-bottom: 1.25rem;
}

label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

input[type="text"],
input[type="tel"],
input[type="url"],
input[type="password"],
input[type="file"] {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font);
  font-size: 0.95rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background-color: var(--bg);
  color: var(--text-main);
  transition: all 0.2s;
}

input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-light);
  background-color: var(--card-bg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.75rem 1.5rem;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

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

.btn-secondary {
  background-color: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-main);
}

.btn-secondary:hover {
  background-color: var(--border);
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
  margin-top: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th, td {
  padding: 0.875rem 1rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
}

th {
  background-color: var(--bg);
  font-weight: 700;
  color: var(--text-muted);
}

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

tr:hover {
  background-color: #f1f5f9;
}

/* Utilities */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr 1.5fr;
  }
}

.d-flex {
  display: flex;
}

.gap-2 {
  gap: 0.5rem;
}

.mimin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--border);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
}

/* Messages and Alerts */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 1rem;
  display: none;
}

.alert-danger {
  background-color: #fee2e2;
  color: var(--danger);
  border: 1px solid #fecaca;
}

.alert-success {
  background-color: #d1fae5;
  color: var(--success);
  border: 1px solid #a7f3d0;
}

/* Loading Spinner */
.spinner {
  width: 1.25rem;
  height: 1.25rem;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 0.8s linear infinite;
  display: none;
  margin-right: 0.5rem;
}

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

/* Drag-and-drop CSV box */
.csv-drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
  background-color: var(--bg);
  cursor: pointer;
  transition: all 0.2s;
  margin-bottom: 1.5rem;
}

.csv-drop-zone:hover, .csv-drop-zone.dragover {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.csv-drop-zone p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.csv-drop-zone svg {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.truncate {
  max-width: 250px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}