/* Modern Login Page Styles */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-color: #667eea;
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --border-color: #e2e8f0;
    --input-bg: #f8fafc;
    --error-color: #e53e3e;
    --success-color: #38a169;
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* Enhanced animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Enhanced login container */
.login-container {
    animation: slideInUp 0.8s ease-out;
    position: relative;
}

.login-container::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--primary-gradient);
    border-radius: 26px;
    z-index: -1;
    opacity: 0.3;
    filter: blur(10px);
}

/* Enhanced left panel */
.login-left {
    position: relative;
    overflow: hidden;
}

.login-left::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

/* Enhanced logo container */
.logo-container {
    animation: pulse 2s ease-in-out infinite;
}

.logo-container img {
    transition: transform 0.3s ease;
}

.logo-container:hover img {
    transform: scale(1.1);
}

/* Enhanced form inputs */
.form-input {
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-input:focus {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.15);
}

/* Enhanced button */
.btn-login {
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-login:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(102, 126, 234, 0.4);
}

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

/* Enhanced decorations */
.decoration {
    filter: blur(1px);
    opacity: 0.6;
}

.decoration:nth-child(1) {
    animation: rotate 25s linear infinite, float 8s ease-in-out infinite;
}

.decoration:nth-child(2) {
    animation: rotate 20s linear infinite reverse, float 12s ease-in-out infinite;
}

/* Responsive enhancements */
@media (max-width: 768px) {
    .login-container {
        margin: 10px;
        border-radius: 20px;
    }
    
    .login-left {
        padding: 30px 20px;
    }
    
    .login-right {
        padding: 30px 25px;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .login-container {
        background: rgba(26, 32, 44, 0.95);
    }
    
    .login-right {
        background: #1a202c;
        color: #e2e8f0;
    }
    
    .form-title {
        color: #e2e8f0;
    }
    
    .form-subtitle {
        color: #a0aec0;
    }
    
    .form-input {
        background: #2d3748;
        border-color: #4a5568;
        color: #e2e8f0;
    }
    
    .form-input:focus {
        background: #2d3748;
        border-color: #667eea;
    }
    
    .form-input::placeholder {
        color: #a0aec0;
    }
}

/* Loading states */
.btn-login.loading {
    pointer-events: none;
}

.btn-login.loading .btn-text {
    opacity: 0;
}

.btn-login.loading .loading {
    opacity: 1;
}

/* Focus indicators for accessibility */
.form-input:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .login-container {
        border: 3px solid #000;
    }
    
    .form-input {
        border-width: 3px;
    }
    
    .btn-login {
        border: 3px solid #000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .login-container,
    .form-input,
    .btn-login,
    .decoration {
        animation: none;
        transition: none;
    }
    
    .login-container::before {
        animation: none;
    }
}

/* Print styles */
@media print {
    .login-container {
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .login-left {
        background: white !important;
        color: black !important;
    }
    
    .btn-login {
        background: white !important;
        color: black !important;
        border: 1px solid #000;
    }
}