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

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    background-color: #f8f9fc;
    color: #1f2937;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-container {
    background-color: #ffffff;
    padding: 45px 40px;
    border-radius: 16px;
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.08);
    width: 100%;
    max-width: 400px;
    border: 1px solid #e5e7eb;
}

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

.logo span {
    font-size: 28px;
    font-weight: 700;
    color: #6366f1;
    letter-spacing: -1px;
}

h2 {
    font-size: 26px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 35px;
    color: #1f2937;
}

.form-group {
    margin-bottom: 22px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 14.5px;
    font-weight: 500;
    color: #374151;
}

input {
    width: 100%;
    padding: 14px 16px;
    background-color: #f9fafb;
    border: 1.5px solid #d1d5db;
    border-radius: 10px;
    font-size: 16px;
    color: #1f2937;
    transition: all 0.3s;
}

input:focus {
    outline: none;
    border-color: #6366f1;
    background-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

button {
    width: 100%;
    padding: 15px;
    background-color: #6366f1;
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 10px;
    transition: all 0.3s;
}

button:hover {
    background-color: #4f46e5;
    transform: translateY(-2px);
}

.extra {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 18px 0;
    font-size: 14.5px;
}

.extra label {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

a {
    color: #6366f1;
    text-decoration: none;
    font-weight: 500;
}

a:hover {
    text-decoration: underline;
}

.register {
    text-align: center;
    margin-top: 30px;
    font-size: 15px;
    color: #6b7280;
}

.register a {
    font-weight: 500;
}