* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", sans-serif;
}

body, html {
    height: 100%;
}

nav {
    background-color: #333;
    padding: 10px 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 10;
}

nav a {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.2s, color 0.2s;
}

nav a:hover {
    transform: scale(1.2);
    color: #ffcc00;
}

.container {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 60px; /* space for fixed nav */
}

.background-image {
    background: url('signimg.jpg') no-repeat center center/cover;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    filter: brightness(0.7);
}

.Signup-modal {
    background-color: rgba(0, 0, 0, 0.8);
    padding: 30px;
    width: 350px;
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
    color: white;
    text-align: center;
}

.Signup-modal h2 {
    color: aqua;
    margin-bottom: 20px;
}

.Signup-modal input[type="text"],
.Signup-modal input[type="email"] {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border: none;
    border-bottom: 2px solid white;
    background: transparent;
    color: white;
    font-size: 16px;
    transition: border-color 0.3s, color 0.3s;
}

.Signup-modal input[type="text"]:hover,
.Signup-modal input[type="email"]:hover,
.Signup-modal input[type="text"]:focus,
.Signup-modal input[type="email"]:focus {
    border-bottom: 2px solid aqua;
    color: aqua;
}

.Signup-modal label {
    display: flex;
    align-items: center;
    font-size: 14px;
    margin: 15px 0;
    color: lightgray;
}

.Signup-modal input[type="checkbox"] {
    margin-right: 10px;
}

.google-btn {
    margin-top: 20px;
    width: 100%;
    padding: 12px;
    background-color: white;
    color: black;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}

.google-btn:hover {
    background-color: #f1f1f1;
    transform: scale(1.05);
}

.Signup-modal p {
    margin-top: 15px;
    font-size: 15px;
    color: aqua;
    cursor: pointer;
    transition: color 0.3s;
}

.Signup-modal p:hover {
    color: #00ffff;
    text-decoration: underline;
}