* {
    box-sizing: border-box;
}

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

body {
    min-height: 100vh;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #142033 45%, #18324a 100%);
    color: #0f172a;

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

.login-wrapper {
    width: 100%;
    max-width: 460px;
    padding: 24px;
    margin: 0 auto;
}

.login-card {
    width: 100%;
    background: #ffffff;
    border-radius: 24px;
    padding: 34px 32px;
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.28);
}

.brand {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 16px;
    align-items: center;
    margin-bottom: 28px;
}

.brand-icon {
    width: 56px;
    height: 56px;
    border-radius: 18px;
    background: #0f172a;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: bold;
}

.brand h1 {
    margin: 0;
    font-size: 24px;
    line-height: 1.05;
    color: #0f172a;
}

.brand p {
    margin: 8px 0 0;
    font-size: 14px;
    color: #64748b;
    line-height: 1.35;
}

.alert {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
    padding: 12px 14px;
    border-radius: 12px;
    margin-bottom: 18px;
    font-size: 14px;
}

form {
    margin: 0;
}

label {
    display: block;
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 8px;
    color: #0f172a;
}

input {
    width: 100%;
    border: 1px solid #cbd5e1;
    border-radius: 13px;
    padding: 14px 15px;
    font-size: 15px;
    margin-bottom: 17px;
    outline: none;
    background: #ffffff;
    color: #0f172a;
}

input:focus {
    border-color: #e5486d;
    box-shadow: 0 0 0 3px rgba(229, 72, 109, 0.14);
}

.btn {
    width: 100%;
    border: none;
    background: #e5486d;
    color: #ffffff;
    padding: 14px 15px;
    border-radius: 13px;
    font-size: 15px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 2px;
}

.btn:hover {
    background: #d93660;
}

.debug-box {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 13px;
    padding: 13px 14px;
    margin-top: 18px;
    font-size: 13px;
    color: #475569;
    line-height: 1.45;
}

.debug-box strong {
    display: block;
    color: #0f172a;
    margin-bottom: 4px;
}

.footer {
    text-align: center;
    margin-top: 18px;
    color: #64748b;
    font-size: 12px;
}

@media (max-width: 520px) {
    body {
        align-items: flex-start;
    }

    .login-wrapper {
        padding: 18px;
        margin-top: 28px;
    }

    .login-card {
        padding: 28px 22px;
        border-radius: 20px;
    }

    .brand {
        grid-template-columns: 50px 1fr;
    }

    .brand-icon {
        width: 50px;
        height: 50px;
        border-radius: 16px;
    }

    .brand h1 {
        font-size: 22px;
    }
}