:root {
    --bg: #101114;
    --panel: #17191f;
    --border: #2d3139;
    --text: #f4f5f7;
    --muted: #9ea6b2;
    --accent: #ff4d8d;
    --accent-strong: #ff2f78;
}

*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    min-height: 100%;
}

body {
    display: grid;
    place-items: center;
    background: radial-gradient(circle at top, rgba(255, 77, 141, 0.14), transparent 28%), var(--bg);
    color: var(--text);
    font-family: "Fira Sans", sans-serif;
}

.login-shell {
    width: min(420px, calc(100vw - 32px));
}

.login-card {
    padding: 2rem;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: var(--panel);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.eyebrow {
    margin: 0 0 0.5rem;
    color: var(--muted);
    font-size: 0.76rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

h1 {
    margin: 0 0 0.45rem;
}

.subtle {
    margin: 0 0 1.4rem;
    color: var(--muted);
}

.login-form {
    display: grid;
    gap: 0.75rem;
}

.login-form label {
    font-size: 0.92rem;
    color: var(--muted);
}

.login-form input {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #21242b;
    color: var(--text);
    font: inherit;
    padding: 0.85rem 0.95rem;
    outline: none;
}

.login-form input:focus {
    border-color: rgba(255, 77, 141, 0.45);
}

.login-form button {
    margin-top: 0.4rem;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: white;
    font: inherit;
    font-weight: 700;
    padding: 0.9rem 1rem;
    cursor: pointer;
}

.login-form button:disabled {
    opacity: 0.6;
    cursor: wait;
}

.error-text {
    margin: 0;
    color: #ff9fbe;
}

.login-hint {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin-top: 1rem;
    color: var(--muted);
    font-size: 0.9rem;
}

.login-hint code {
    padding: 0.2rem 0.45rem;
    border-radius: 8px;
    background: #21242b;
    font-family: "Fira Code", monospace;
    color: var(--text);
}