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

:root {
    --primary-color: #FF6B35;
    --secondary-color: #F7931E;
    --dark-color: #2D3436;
    --light-color: #F5F6FA;
    --white: #FFFFFF;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.login-container {
    display: flex;
    width: 90%;
    max-width: 1200px;
    height: 600px;
    background: var(--white);
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Left Side */
.login-left {
    flex: 1;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.login-left::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    top: -100px;
    left: -100px;
    animation: float 6s ease-in-out infinite;
}

.login-left::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    bottom: -50px;
    right: -50px;
    animation: float 8s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.login-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.logo-section {
    margin-bottom: 40px;
}

.logo-icon {
    font-size: 80px;
    margin-bottom: 20px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.logo-section h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 10px;
}

.logo-section p {
    font-size: 18px;
    opacity: 0.9;
}

.illustration {
    font-size: 120px;
    opacity: 0.3;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Right Side */
.login-right {
    flex: 1;
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-form-wrapper {
    width: 100%;
    max-width: 400px;
}

.login-form-wrapper h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 10px;
}

.login-subtitle {
    color: rgba(0, 0, 0, 0.6);
    margin-bottom: 30px;
}

.alert {
    padding: 12px 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.alert-error {
    background: rgba(214, 48, 49, 0.1);
    color: #D63031;
    border: 1px solid rgba(214, 48, 49, 0.2);
}

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

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

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.form-group input {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--light-color);
    border-radius: 12px;
    font-size: 15px;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.1);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    color: rgba(0, 0, 0, 0.7);
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.login-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
    box-shadow: 0 10px 25px rgba(255, 107, 53, 0.3);
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(255, 107, 53, 0.4);
}

.login-btn:active {
    transform: translateY(0);
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--light-color);
}

.login-footer p {
    font-size: 13px;
    color: rgba(0, 0, 0, 0.6);
}

/* Responsive */
@media (max-width: 768px) {
    .login-container {
        flex-direction: column;
        height: auto;
        width: 95%;
    }
    
    .login-left {
        padding: 40px 20px;
    }
    
    .logo-section h1 {
        font-size: 32px;
    }
    
    .illustration {
        font-size: 80px;
    }
    
    .login-right {
        padding: 40px 20px;
    }
}