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

html,
body {
    height: 100%;
    width: 100%;
    overflow: hidden;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
}

.login-wrapper {
    height: 100vh;
    width: 100vw;
    overflow: auto;
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    width: 100%;
}

.login-form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: #ffffff;
    width: 460px;
    max-width: 460px;
    margin: 0 auto;
    padding: 12px;
}

h1 {
    font-size: 32px;
    font-weight: 600;
    color: #0a0a0a;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.subtitle {
    font-size: 16px;
    color: #666;
    margin-bottom: 48px;
    font-weight: 400;
}

.form-group {
    margin-bottom: 24px;
}

label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #1a1a1a;
    margin-bottom: 8px;
    letter-spacing: 0.2px;
}

.form-control {
    width: 100%;
    padding: 16px 18px;
    font-size: 16px;
    border: 1.5px solid #e0e0e0;
    border-radius: 8px;
    outline: none;
    transition: all 0.3s ease;
    background: #fafafa;
}

.form-control:focus {
    border-color: #1a1a1a;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

.form-control::placeholder {
    color: #999;
}

.btn-login {
    width: 100%;
    padding: 16px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: #1a1a1a;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    margin-top: 12px;
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    letter-spacing: 0.3px;
    transform: translateY(0);
    box-shadow: 0 0 0 rgba(0, 0, 0, 0);
}

.btn-login:hover {
    background: #000000;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-login:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.error-box {
    margin-top: 20px;
    padding: 14px;
    background: #fff5f5;
    border: 1px solid #fdd;
    border-radius: 8px;
    color: #c33;
    font-size: 15px;
    border-left: 3px solid #c33;
}

.success-box {
    margin-bottom: 20px;
    padding: 14px;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 8px;
    color: #15803d;
    font-size: 15px;
    border-left: 3px solid #15803d;
}

.info-box {
    margin-top: 20px;
    padding: 20px;
    background: #f8f9fa;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    color: #333;
    font-size: 15px;
    line-height: 1.6;
    border-left: 3px solid #1a1a1a;
}

@media (max-width: 768px) {    
    .login-form {
        width: 95%;
    }
}