:root {
    color-scheme: light dark;
    --bg: #f4f5f7;
    --card-bg: #ffffff;
    --text: #1c1e21;
    --muted: #6b7280;
    --border: #e2e4e8;
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --danger: #b91c1c;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #15171a;
        --card-bg: #1f2226;
        --text: #eef0f2;
        --muted: #9aa1ab;
        --border: #2c2f34;
        --accent: #4f8dff;
        --accent-hover: #6ea0ff;
        --danger: #f87171;
    }
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 4rem 1rem;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.card {
    width: 100%;
    max-width: 28rem;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 2rem;
}

.card--wide {
    max-width: 40rem;
}

.table-scroll {
    overflow-x: auto;
}

h1 {
    margin-top: 0;
    font-size: 1.4rem;
}

p.hint {
    color: var(--muted);
    font-size: 0.9rem;
}

label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
    color: var(--muted);
}

input[type="email"] {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    background: transparent;
    color: var(--text);
    font-size: 1rem;
    margin-bottom: 1rem;
}

button {
    display: inline-block;
    padding: 0.6rem 1rem;
    border: none;
    border-radius: 0.5rem;
    background: var(--accent);
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
}

button:hover {
    background: var(--accent-hover);
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

button.secondary {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
}

button.danger {
    background: transparent;
    color: var(--danger);
    border: 1px solid var(--danger);
    padding: 0.3rem 0.6rem;
    font-size: 0.85rem;
}

#status {
    min-height: 1.2em;
    font-size: 0.9rem;
    color: var(--muted);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
    font-size: 0.85rem;
}

th, td {
    text-align: left;
    padding: 0.5rem;
    border-bottom: 1px solid var(--border);
}

th {
    color: var(--muted);
    font-weight: 600;
}

td code {
    font-size: 0.75rem;
    word-break: break-all;
}

td form {
    display: inline-block;
    margin: 0 0.5rem 0 0;
}

.error-text {
    color: var(--danger);
}

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

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}