* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #0050E0;
    --primary-hover: #003bb5;
    --bg: #f4f6fb;
    --text-main: #2d2d2d;
    --shadow: 0 8px 22px rgba(0, 0, 0, 0.12);
    --input-border: #cfd4e1;
    --input-focus: rgba(0, 80, 224, 0.35);
    --radius: 10px;
}

body {
    background: var(--bg);
    font-family: "Source Sans Pro", Arial, sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.login-container {
    width: 100%;
    max-width: 600px;
    padding: 34px 34px;
    border-radius: 16px;
    background: #ffffff;
    box-shadow: var(--shadow);
    animation: fadeIn 0.35s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo-box {
    text-align: center;
    margin-bottom: 25px;
}

.logo {
    width: 250px;
    opacity: 0.95;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.logo-box:hover .logo {
    transform: scale(1.04);
    opacity: 1;
}

.login-form h2 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 25px;
    color: var(--text-main);
    font-weight: 700;
}

.input-group {
    margin-bottom: 18px;
}

.input-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: #333;
}

.input-group input {
    width: 100%;
    padding: 12px;
    border-radius: var(--radius);
    border: 1px solid var(--input-border);
    background: #ffffff;
    font-size: 15px;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.input-group input::placeholder {
    color: #9aa3b2;
}

.input-group input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--input-focus);
    transform: translateY(-1px);
}

.password-group {
    position: relative;
}

.eye-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(calc(-50% + 10px));
    cursor: pointer;
    width: 20px;
    height: 20px;
    opacity: 0.7;
    transition: opacity 0.2s, transform 0.2s;
}


.eye-icon:hover {
    opacity: 1;
    transform: scale(1.05);
}

.btn-login {
    width: 100%;
    padding: 13px;
    background: var(--primary);
    color: #ffffff;
    font-size: 16px;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    margin-top: 8px;
    font-weight: 600;
    transition: background 0.25s, transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 6px 16px rgba(0, 80, 224, 0.25);
}

.btn-login:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 80, 224, 0.35);
}

.btn-login:active {
    transform: translateY(0);
}

.login-footer {
    margin-top: 25px;
    text-align: center;
    font-size: 13px;
    color: #8a8f9c;
}

@media (max-width: 480px) {
    .login-container {
        padding: 28px 22px;
        border-radius: 12px;
    }

    .logo {
        width: 120px;
    }

    .login-form h2 {
        font-size: 22px;
    }
}

.login-error {
    margin-top: 8px;
    margin-bottom: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.4;
}

.login-error-danger {
    background: #fdecea;
    color: #c0392b;
    border: 1px solid #f5b7b1;
}

.login-error-warning {
    background: #fff4e5;
    color: #b9770e;
    border: 1px solid #f8c471;
}