* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Inter, system-ui, sans-serif;
}

body {
    background: #f9fafb;
    color: #111827;
}

/* NAVBAR */
.navbar {
    background: #ffffff;
    padding: 20px 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.logo h2 {
    color: #2563eb;
}

.logo span {
    font-size: 13px;
    color: #6b7280;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #374151;
    font-weight: 500;
}

.nav-menu a.active,
.nav-menu a:hover {
    color: #2563eb;
}

/* SIGN UP SECTION */
.signup-section {
    padding: 80px;
    display: flex;
    justify-content: center;
}

.signup-box {
    width: 1000px;
    background: #ffffff;
    display: flex;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0,0,0,0.08);
}

/* LEFT INFO */
.signup-info {
    width: 45%;
    padding: 60px;
    background: #2563eb;
    color: #ffffff;
}

.signup-info h1 {
    font-size: 36px;
    margin-bottom: 20px;
}

.signup-info p {
    font-size: 15px;
    line-height: 1.7;
    opacity: 0.95;
}

/* FORM */
.signup-form {
    width: 55%;
    padding: 60px;
}

.signup-form h2 {
    font-size: 28px;
    margin-bottom: 30px;
    color: #111827;
}

.signup-form form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.signup-form input {
    padding: 14px 16px;
    border-radius: 10px;
    border: 1px solid #e5e7eb;
    font-size: 14px;
    outline: none;
}

.signup-form input:focus {
    border-color: #2563eb;
}

/* BUTTON */
.signup-form button {
    margin-top: 10px;
    padding: 14px;
    border-radius: 10px;
    border: none;
    background: #2563eb;
    color: #ffffff;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}

.signup-form button:hover {
    background: #1e40af;
}

.alt {
    margin-top: 20px;
    font-size: 14px;
    color: #6b7280;
    text-align: center;
}

.alt a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 600;
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .navbar {
        padding: 20px 40px;
    }

    .signup-section {
        padding: 40px;
    }

    .signup-box {
        flex-direction: column;
        width: 100%;
    }

    .signup-info,
    .signup-form {
        width: 100%;
    }
}