:root {
    --bg: #0b0c0e;
    --panel: #16171a;
    --panel-raised: #1e2023;
    --accent: #1db954;
    --accent-ink: #04120a;
    --danger: #e0746c;
    --text: #f2f2f2;
    --muted: #8a8d93;
    --border: #2b2d31;
}

* { box-sizing: border-box; }

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

.auth-panel {
    width: 100%;
    max-width: 340px;
    background-color: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.75rem;
}

.auth-panel h1 {
    margin: 0 0 1.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--muted);
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.auth-form input {
    display: block;
    width: 100%;
    background-color: var(--panel-raised);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.6rem 0.85rem;
    font-family: inherit;
    font-size: 0.95rem;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--accent);
}

.auth-form button {
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.65rem 1.25rem;
    border: 1px solid var(--accent);
    border-radius: 6px;
    background-color: var(--accent);
    color: var(--accent-ink);
    cursor: pointer;
}

.auth-error {
    color: var(--danger);
    font-size: 0.85rem;
    margin: 0 0 0.75rem;
}

.auth-hint {
    color: var(--muted);
    font-size: 0.75rem;
    margin: 0 0 0.75rem;
}

.auth-switch {
    margin: 1.25rem 0 0;
    font-size: 0.85rem;
    color: var(--muted);
    text-align: center;
}

.auth-switch a {
    color: var(--accent);
}

.auth-divider {
    text-align: center;
    color: var(--muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 1rem 0;
}

.auth-google-btn {
    display: block;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.65rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background-color: var(--panel-raised);
    color: var(--text);
    text-decoration: none;
}

.auth-google-btn:hover {
    border-color: var(--accent);
}