:root {
    --color-bg: #f4f5f7;
    --color-surface: #ffffff;
    --color-border: #dcdfe4;
    --color-text: #1f2430;
    --color-muted: #6b7280;
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-error-bg: #fdecea;
    --color-error-text: #b3261e;
    --radius: 8px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
}

a {
    color: var(--color-primary);
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.topbar nav a {
    margin-left: 16px;
    text-decoration: none;
}

.container {
    max-width: 900px;
    margin: 32px auto;
    padding: 0 24px;
}

h1 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.auth-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 32px;
    width: 100%;
    max-width: 360px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

form.inline-form {
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    gap: 6px;
    margin-bottom: 16px;
}

label {
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 10px;
}

label.checkbox {
    flex-direction: row;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

input[type="text"],
input[type="password"],
select {
    padding: 8px 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 1rem;
}

button,
.button {
    display: inline-block;
    margin-top: 16px;
    padding: 10px 16px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 1rem;
    text-decoration: none;
}

button:hover,
.button:hover {
    background: var(--color-primary-dark);
}

.link-button {
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    padding: 0;
    margin: 0;
    font-size: 0.9rem;
    text-decoration: underline;
}

.hint {
    font-size: 0.8rem;
    color: var(--color-muted);
    margin: 4px 0 0;
}

.alert {
    padding: 10px 14px;
    border-radius: var(--radius);
    font-size: 0.9rem;
}

.alert-error {
    background: var(--color-error-bg);
    color: var(--color-error-text);
}

.report-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.report-list li {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 12px 16px;
}

.report-list a {
    text-decoration: none;
    font-weight: 600;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
}

.data-table th,
.data-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

.data-table .actions {
    white-space: nowrap;
}

.data-table .inline-form {
    display: inline;
    margin: 0;
}