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

html {
    background: #030303;
}

body {
    min-height: 100vh;
    margin: 0;
    display: grid;
    place-items: center;
    padding: 24px;
    background:
        radial-gradient(
            circle at 20% 0%,
            rgba(254, 217, 77, 0.10),
            transparent 34%
        ),
        linear-gradient(
            180deg,
            #000000 0%,
            #070707 50%,
            #000000 100%
        );
    color: #ffffff;
    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Arial,
        sans-serif;
}

.login-card {
    width: 100%;
    max-width: 430px;
    padding: 38px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 24px;
    background: rgba(23, 23, 23, 0.96);
    box-shadow: 0 24px 90px rgba(0, 0, 0, 0.55);
}

.brand-line {
    width: 52px;
    height: 5px;
    margin-bottom: 18px;
    border-radius: 999px;
    background: #fed94d;
}

.brand {
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.70);
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 5px;
}

h1 {
    margin: 0;
    font-size: 31px;
    line-height: 1.1;
    letter-spacing: -1px;
}

.subtitle {
    margin: 12px 0 28px;
    color: rgba(255, 255, 255, 0.58);
    font-size: 15px;
    line-height: 1.5;
}

label {
    display: block;
    margin: 18px 0 8px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 14px;
    font-weight: 700;
}

input {
    width: 100%;
    height: 50px;
    padding: 0 15px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 12px;
    outline: none;
    background: #0a0a0a;
    color: #ffffff;
    font: inherit;
}

input:focus {
    border-color: #fed94d;
    box-shadow: 0 0 0 3px rgba(254, 217, 77, 0.12);
}

button {
    width: 100%;
    height: 52px;
    margin-top: 24px;
    border: 0;
    border-radius: 12px;
    background: #fed94d;
    color: #111111;
    font: inherit;
    font-weight: 900;
    cursor: pointer;
}

button:hover {
    background: #ffe875;
}

.error {
    margin-bottom: 20px;
    padding: 13px 14px;
    border: 1px solid rgba(255, 95, 125, 0.28);
    border-radius: 12px;
    background: rgba(255, 95, 125, 0.11);
    color: #ffafbd;
    font-size: 14px;
    line-height: 1.5;
}

@media (max-width: 520px) {
    .login-card {
        padding: 28px 22px;
        border-radius: 20px;
    }

    h1 {
        font-size: 27px;
    }
}