:root {
    color-scheme: dark;

    --bg: #07131c;
    --panel: #0c1b26;
    --raised: #112734;
    --primary: #00e5ff;
    --soft: #22d3ee;
    --text: #eaf8fc;
    --muted: #91aebb;
    --error: #f16b73;
    --success: #49d49d;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family:
        Inter,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    color: var(--text);

    background:
        radial-gradient(
            circle at 50% 15%,
            rgba(0, 229, 255, 0.12),
            transparent 35%
        ),
        var(--bg);
}

.welcome-shell {
    min-height: 100vh;

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 32px;
}

.login-card {
    width: min(440px, 100%);

    padding: 38px;

    border: 1px solid rgba(0, 229, 255, 0.25);
    border-radius: 18px;

    background:
        linear-gradient(
            180deg,
            rgba(17, 39, 52, 0.96),
            rgba(12, 27, 38, 0.96)
        );

    box-shadow:
        0 24px 70px rgba(0, 0, 0, 0.42),
        0 0 34px rgba(0, 229, 255, 0.05);
}

.brand-mark {
    width: 54px;
    height: 54px;

    display: grid;
    place-items: center;

    margin-bottom: 24px;

    border: 1px solid rgba(0, 229, 255, 0.45);
    border-radius: 14px;

    color: var(--primary);

    font-size: 26px;
    font-weight: 700;

    background: rgba(0, 229, 255, 0.06);
}

.eyebrow {
    margin-bottom: 8px;

    color: var(--soft);

    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
}

h1 {
    margin: 0;

    font-size: 32px;
    font-weight: 650;
}

.subtitle {
    margin: 10px 0 28px;

    color: var(--muted);

    line-height: 1.5;
}

form {
    display: grid;
    gap: 18px;
}

label {
    display: grid;
    gap: 8px;

    color: var(--muted);

    font-size: 13px;
    font-weight: 600;
}

input {
    width: 100%;

    padding: 13px 14px;

    border: 1px solid rgba(145, 174, 187, 0.28);
    border-radius: 9px;

    outline: none;

    color: var(--text);
    background: rgba(7, 19, 28, 0.72);

    font: inherit;
}

input:focus {
    border-color: var(--primary);

    box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.08);
}

#loginButton {
    margin-top: 4px;

    padding: 13px 16px;

    border: 0;
    border-radius: 9px;

    cursor: pointer;

    color: #031116;
    background: var(--primary);

    font: inherit;
    font-weight: 750;
}

#loginButton:disabled {
    cursor: wait;
    opacity: 0.6;
}

.login-message {
    min-height: 20px;

    color: var(--error);

    font-size: 13px;
}

.future-login {
    margin-top: 28px;
    padding-top: 22px;

    border-top: 1px solid rgba(145, 174, 187, 0.14);

    color: var(--muted);

    font-size: 12px;
}

.future-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;

    margin-top: 12px;
}

.future-buttons button {
    padding: 10px;

    border: 1px solid rgba(145, 174, 187, 0.18);
    border-radius: 8px;

    color: var(--muted);
    background: rgba(7, 19, 28, 0.45);
}

footer {
    margin-top: 24px;

    color: var(--muted);

    font-size: 11px;
}

.status-dot {
    width: 7px;
    height: 7px;

    display: inline-block;

    margin-right: 7px;

    border-radius: 50%;

    background: var(--success);

    box-shadow: 0 0 8px rgba(73, 212, 157, 0.6);
}