/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 50%, #000000 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    overflow-x: hidden;
}

.container {
    position: relative;
    width: 100%;
    max-width: 1200px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.background-pattern {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(34, 197, 94, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(34, 197, 94, 0.1) 0%, transparent 50%);
    z-index: -1;
}

.login-wrapper {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 450px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    color: #000000;
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #22c55e, #16a34a, #22c55e);
    background-size: 200% 100%;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { background-position: 200% 0; }
    50% { background-position: -200% 0; }
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.logo i {
    font-size: 32px;
    color: #22c55e;
}

.logo h1 {
    font-size: 28px;
    font-weight: 700;
    color: #000000;
}

.subtitle {
    color: #666666;
    font-size: 14px;
    font-weight: 400;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: #000000;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 16px;
    color: #666666;
    font-size: 16px;
    z-index: 2;
}

.input-wrapper input {
    width: 100%;
    padding: 16px 16px 16px 48px;
    border: 2px solid #e5e5e5;
    border-radius: 12px;
    font-size: 16px;
    background: #ffffff;
    transition: all 0.3s ease;
    outline: none;
}

.input-wrapper input:focus {
    border-color: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.toggle-password {
    position: absolute;
    right: 16px;
    background: none;
    border: none;
    color: #666666;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: color 0.3s ease;
}

.toggle-password:hover {
    color: #22c55e;
}

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

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid #e5e5e5;
    border-radius: 4px;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-container input:checked + .checkmark {
    background: #22c55e;
    border-color: #22c55e;
}

.checkbox-container input:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.forgot-password {
    color: #22c55e;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.forgot-password:hover {
    color: #16a34a;
}

.login-btn {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    border: none;
    padding: 16px 24px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(34, 197, 94, 0.3);
}

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

.divider {
    position: relative;
    text-align: center;
    margin: 8px 0;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e5e5e5;
}

.divider span {
    background: rgba(255, 255, 255, 0.95);
    padding: 0 16px;
    color: #666666;
    font-size: 14px;
}

.alternative-login {
    text-align: center;
    font-size: 14px;
}

.alternative-login p {
    color: #666666;
    margin-bottom: 8px;
}

.login-options {
    margin-top: 12px;
    display: flex;
    justify-content: center;
}

.support-link {
    color: #22c55e;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.support-link:hover {
    color: #16a34a;
}

.login-footer {
    margin-top: 32px;
    text-align: center;
    font-size: 12px;
    color: #666666;
}

.footer-links {
    margin-top: 8px;
    display: flex;
    justify-content: center;
    gap: 16px;
}

.footer-links a {
    color: #666666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #22c55e;
}

/* Mobile Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 16px;
    }
    
    .login-wrapper {
        padding: 32px 24px;
        border-radius: 20px;
    }
    
    .logo h1 {
        font-size: 24px;
    }
    
    .logo i {
        font-size: 28px;
    }
    
    .form-options {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .login-wrapper {
        padding: 24px 20px;
        border-radius: 16px;
    }
    
    .logo h1 {
        font-size: 22px;
    }
    
    .input-wrapper input {
        padding: 14px 14px 14px 44px;
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    .login-btn {
        padding: 14px 20px;
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
.login-btn:focus,
.input-wrapper input:focus,
.forgot-password:focus,
.support-link:focus {
    outline: 2px solid #22c55e;
    outline-offset: 2px;
}