:root {
    --primary-color: #f7c08a;
    --secondary-color: #333;
    --third-color: #666;
    --white: #fff;
    --error-color: #ff4444;
    --success-color: #00C851;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

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

html {
    height: 100%;
    scroll-behavior: smooth;
}

body {
    min-height: 100%;
    font-family: 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    background: linear-gradient(135deg, var(--white) 0%, #f5f5f5 100%);
    position: relative;
}

/* Container Styles */
.login-container,
.register-container {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px var(--shadow-color);
    width: 90%;
    max-width: 450px;
    margin: auto;
    position: relative;
    overflow: hidden;
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.login-container:hover,
.register-container:hover {
    transform: translateY(-5px);
}

/* Header Styles */
.login-container h2,
.register-container h2 {
    color: var(--secondary-color);
    font-size: 2rem;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 10px;
}

.login-container h2::after,
.register-container h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
}

.login-btn {
    display: flex;
    align-items: center;
}

.btn-login {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

.btn-login i {
    margin-right: 0;
}

.btn-login:hover {
    background-color: var(--primary-color);
}

/* Form Group Styles */
.form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-group input {
    width: 100%;
    padding: 12px 20px;
    font-size: 1rem;
    border: 2px solid #eee;
    border-radius: 10px;
    outline: none;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

.form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(247, 192, 138, 0.2);
}

.form-group label {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    padding: 0 5px;
    color: var(--third-color);
    font-size: 0.9rem;
    transition: all 0.3s ease;
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label {
    top: 0;
    left: 10px;
    font-size: 0.75rem;
    background: var(--white);
    padding: 0 5px;
    color: var(--primary-color);
}

/* Button Styles */
.submit-button {
    width: 100%;
    padding: 14px;
    background: var(--primary-color);
    color: var(--secondary-color);
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.submit-button:hover {
    background: #f5b573;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(247, 192, 138, 0.4);
}

.submit-button:active {
    transform: translateY(0);
}

/* Link Styles */
.login-container p,
.register-container p {
    margin-top: 1.5rem;
    color: var(--third-color);
    font-size: 0.9rem;
}

.register-link,
.login-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.register-link::after,
.login-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.register-link:hover::after,
.login-link:hover::after {
    width: 100%;
}

/* Footer Styles */
footer {
    margin-top: auto;
    padding: 2rem 0;
    background: var(--white);
    box-shadow: 0 -5px 20px var(--shadow-color);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.hex-icon {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-right: 0.5rem;
}

.footer-logo h3 {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

.footer-content p {
    color: var(--secondary-color);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-container,
.register-container {
    animation: fadeIn 0.6s ease-out;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .login-container,
    .register-container {
        width: 95%;
        padding: 2rem;
        margin: 1rem auto;
    }

    .login-container h2,
    .register-container h2 {
        font-size: 1.75rem;
    }

    .form-group input {
        padding: 10px 16px;
    }

    .submit-button {
        padding: 12px;
    }

    .btn-login {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }
}

@media screen and (max-width: 480px) {
    .login-container,
    .register-container {
        padding: 1.5rem;
    }

    .login-container h2,
    .register-container h2 {
        font-size: 1.5rem;
    }

    .form-group {
        margin-bottom: 1rem;
    }

    .footer-logo h3 {
        font-size: 1rem;
    }
}