:root {
    --primary-color: #ffd700;
    --secondary-color: #2a2a2a;
    --background-color: #1a1a1a;
    --text-color: #fff;
}

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

body {
    font-family: 'Arial', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.login-card {
    background-color: var(--secondary-color);
    border-radius: 12px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    color: var(--primary-color);
    font-size: 28px;
    margin-bottom: 8px;
}

.login-header p {
    color: #999;
    font-size: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #444;
    background-color: #333;
    border-radius: 6px;
    color: var(--text-color);
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-group input:focus {
    border-color: var(--primary-color);
    outline: none;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 14px;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
}

.forgot-password:hover {
    text-decoration: underline;
}

.login-button {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.login-button:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.login-button:active {
    transform: translateY(1px);
}

.signup-link {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
}

.signup-link a {
    color: var(--primary-color);
    text-decoration: none;
}

.signup-link a:hover {
    text-decoration: underline;
}

/* Mobile Responsiveness */
@media screen and (max-width: 480px) {
    .login-card {
        padding: 24px;
    }

    .login-header h1 {
        font-size: 24px;
    }

    .form-options {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
}

.loading-spinner {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.9);
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.error-message {
    color: red;
    font-size: 0.8em;
    margin-top: 5px;
}

/* Optional: Add animation for the loading spinner */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.loading-spinner::after {
    content: '';
    display: block;
    width: 30px;
    height: 30px;
    margin: 10px auto;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.home-icon {
    display: block;
    text-align: right;
    margin-bottom: 20px;
}

.home-icon svg {
    width: 24px;
    height: 24px;
    fill: var(--primary-color);
    transition: transform 0.2s ease;
    cursor: pointer;
}

.home-icon:hover svg {
    transform: scale(1.1);
}

.login-link {
    text-align: center;
    margin-top: 20px;
}

.login-link a {
    color: #007bff;
    text-decoration: none;
}

.login-link a:hover {
    text-decoration: underline;
}

.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal {
    background-color: var(--secondary-color);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.modal h2 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.modal p {
    margin-bottom: 20px;
    color: var(--text-color);
}

.modal-button {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    transition: opacity 0.2s ease;
}

.modal-button:hover {
    opacity: 0.9;
}

.success-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
    fill: var(--primary-color);
}