* {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            min-height: 100vh;
            display: grid;
            place-items: center;
            padding: 24px;
            background:
                linear-gradient(
                    135deg,
                    var(--navy-dark),
                    var(--page-bg-dark)
                );
            color: var(--text);
            font-family:
                Arial,
                Helvetica,
                sans-serif;
        }

        .login-card {
            width: min(
                100%,
                420px
            );
            padding: 32px;
            border: 1px solid
                rgba(
                    92,
                    176,
                    243,
                    0.28
                );
            border-radius: 18px;
            background:
                rgba(
                    10,
                    30,
                    45,
                    0.92
                );
            box-shadow:
                0 22px 60px
                rgba(
                    0,
                    0,
                    0,
                    0.28
                );
        }

        .eyebrow {
            margin-bottom: 8px;
            color: var(--accent-light);
            font-size: 0.72rem;
            font-weight: 800;
            letter-spacing: 0.14em;
            text-transform: uppercase;
        }

        h1 {
            margin:
                0
                0
                8px;
            font-size: 1.65rem;
        }

        .subtitle {
            margin:
                0
                0
                24px;
            color: var(--muted);
            font-size: 0.92rem;
        }

        label {
            display: block;
            margin-bottom: 7px;
            color: var(--text-soft);
            font-size: 0.82rem;
            font-weight: 700;
        }

        input {
            width: 100%;
            margin-bottom: 16px;
            padding:
                12px
                13px;
            border: 1px solid
                rgba(
                    92,
                    176,
                    243,
                    0.25
                );
            border-radius: 10px;
            outline: none;
            background: var(--navy);
            color: var(--text);
            font-size: 0.95rem;
        }

        input:focus {
            border-color: var(--accent-light);
            box-shadow:
                0 0 0 3px
                rgba(
                    92,
                    176,
                    243,
                    0.13
                );
        }

        button {
            width: 100%;
            padding:
                12px
                16px;
            border: 0;
            border-radius: 10px;
            cursor: pointer;
            background: var(--accent);
            color: var(--text);
            font-size: 0.95rem;
            font-weight: 800;
        }

        button:hover {
            filter: brightness(1.06);
        }

        .error {
            margin-bottom: 18px;
            padding:
                11px
                12px;
            border: 1px solid
                rgba(
                    255,
                    100,
                    100,
                    0.32
                );
            border-radius: 10px;
            background:
                rgba(
                    120,
                    20,
                    20,
                    0.22
                );
            color: #ff9a9a;
            font-size: 0.84rem;
        }

        .footer {
            margin-top: 20px;
            color: var(--muted-dark);
            font-size: 0.72rem;
            text-align: center;
        }