* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, Arial, sans-serif;
    color: #eefcf4;
    background:
        radial-gradient(circle at top left, rgba(56, 225, 127, .22), transparent 34rem),
        linear-gradient(135deg, #061008 0%, #0b1f12 55%, #07140d 100%);
}

a {
    color: inherit;
}

.auth-page {
    width: min(460px, calc(100% - 32px));
    min-height: 100vh;
    margin: 0 auto;
    display: grid;
    place-items: center;
    padding: 32px 0;
}

.auth-card {
    width: 100%;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 28px;
    background: rgba(18, 45, 30, .78);
    box-shadow: 0 24px 80px rgba(0, 0, 0, .42);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    font-weight: 800;
    font-size: 22px;
}

.brand-mark {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    color: #042610;
    background: linear-gradient(135deg, #7dffae, #22c96b);
    font-weight: 900;
}

h1 {
    margin: 0 0 8px;
    font-size: 30px;
}

.muted {
    margin: 0 0 24px;
    color: #9ab7a5;
    line-height: 1.6;
}

.field {
    margin-bottom: 16px;
}

label {
    display: block;
    margin-bottom: 8px;
    color: #c8e6d1;
    font-weight: 700;
    font-size: 14px;
}

input {
    width: 100%;
    min-height: 48px;
    padding: 0 14px;
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: 14px;
    outline: none;
    background: rgba(3, 18, 9, .52);
    color: #eefcf4;
    font: inherit;
}

input:focus {
    border-color: rgba(125, 255, 174, .62);
    box-shadow: 0 0 0 4px rgba(56, 225, 127, .12);
}

.btn {
    width: 100%;
    min-height: 48px;
    border: 0;
    border-radius: 999px;
    color: #04190b;
    background: linear-gradient(135deg, #7dffae, #22c96b);
    font-weight: 800;
    cursor: pointer;
}

.alert {
    padding: 12px 14px;
    border-radius: 14px;
    margin-bottom: 16px;
    line-height: 1.5;
}

.alert-info {
    margin-bottom: 16px;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid rgba(125, 255, 174, .35);
    background: rgba(34, 201, 107, .12);
    color: #d8f5e4;
}

.alert-error {
    color: #ffd7d7;
    background: rgba(255, 80, 80, .12);
    border: 1px solid rgba(255, 80, 80, .28);
}

.alert-success {
    color: #caffdc;
    background: rgba(56, 225, 127, .12);
    border: 1px solid rgba(56, 225, 127, .28);
}

.switch {
    margin-top: 18px;
    color: #9ab7a5;
    text-align: center;
}

.switch a {
    color: #7dffae;
    font-weight: 800;
    text-decoration: none;
}

@media (max-width: 520px) {
    .auth-page {
        width: min(100% - 24px, 460px);
        padding: 20px 0;
    }

    .auth-card {
        padding: 24px 18px;
        border-radius: 22px;
    }

    .brand {
        font-size: 20px;
    }

    h1 {
        font-size: 28px;
    }
}