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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: #f5f5f5;
    color: #333;
    line-height: 1.5;
}

nav {
    background: #1a1a2e;
    color: #fff;
    padding: 0.75rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav a {
    color: #ccc;
    text-decoration: none;
    margin-left: 1.5rem;
}

nav a:hover {
    color: #fff;
}

nav strong {
    font-size: 1.1rem;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-right span {
    color: #999;
    font-size: 0.85rem;
}

main {
    max-width: 960px;
    margin: 2rem auto;
    padding: 0 1rem;
}

h1 {
    margin-bottom: 1.5rem;
    color: #1a1a2e;
}

h2 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: #444;
}

/* Flash messages */
.flash {
    padding: 0.75rem 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.flash.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.flash.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Cards */
.card {
    background: #fff;
    border-radius: 6px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* Forms */
.form-group {
    margin-bottom: 0.75rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: #555;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 0.9rem;
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: #888;
    font-size: 0.8rem;
}

.form-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.form-row .form-group {
    flex: 1;
    min-width: 200px;
}

.password-field {
    display: flex;
    gap: 0.5rem;
}

.password-field input {
    flex: 1;
}

.password-field button {
    white-space: nowrap;
}

/* Buttons */
button {
    background: #1a1a2e;
    color: #fff;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
}

button:hover {
    background: #16213e;
}

.btn-danger {
    background: #dc3545;
}

.btn-danger:hover {
    background: #c82333;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    text-align: left;
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid #eee;
    font-size: 0.9rem;
}

th {
    font-weight: 600;
    color: #555;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.inline {
    display: inline;
}

/* Inline edit via details/summary */
.inline-edit summary {
    cursor: pointer;
    color: #1a1a2e;
    font-size: 0.85rem;
}

.inline-edit form {
    margin-top: 0.5rem;
    padding: 0.75rem;
    background: #f9f9f9;
    border-radius: 4px;
}

.inline-edit input,
.inline-edit select {
    margin-bottom: 0.5rem;
    padding: 0.4rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 0.85rem;
    display: block;
    width: 100%;
}

/* Stats */
.stats {
    display: flex;
    gap: 1.5rem;
}

.stat-card {
    background: #fff;
    border-radius: 6px;
    padding: 1.5rem 2rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: #1a1a2e;
}

.stat-label {
    font-size: 0.85rem;
    color: #888;
    margin-top: 0.25rem;
}

/* Login */
.login-container {
    max-width: 360px;
    margin: 4rem auto;
}

.login-container h1 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
}

.login-container form {
    background: #fff;
    padding: 1.5rem;
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.login-container button {
    width: 100%;
    padding: 0.65rem;
    margin-top: 0.5rem;
}