.login-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    padding: 40px;
    width: 100%;
    max-width: 450px;
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: white;
    font-size: 32px;
}

h1 {
    color: #2d3748;
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    color: #4a5568;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 16px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 16px;
    color: #2d3748;
    background: white;
    transition: all 0.3s ease;
    outline: none;
}

.form-input:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    transform: translateY(-1px);
}

.form-input::placeholder {
    color: #a0aec0;
}

.password-container {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #718096;
    font-size: 18px;
    cursor: pointer;
    padding: 4px;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: #3b82f6;
}

.error-message {
    color: #e53e3e;
    font-size: 14px;
    margin-top: 8px;
    padding: 12px;
    background: #fed7d7;
    border-radius: 8px;
    border-left: 4px solid #e53e3e;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
    color: #4a5568;
    font-size: 14px;
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #3b82f6;
}

.login-btn {
    width: 100%;
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
    color: white;
    border: none;
    padding: 16px 24px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 24px;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3);
}

.login-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.forgot-password {
    text-align: center;
    margin-bottom: 32px;
}

.forgot-password a {
    color: #3b82f6;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.forgot-password a:hover {
    color: #2563eb;
    text-decoration: underline;
}

.signup-section {
    background: #f7fafc;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
}

.signup-text {
    color: #718096;
    font-size: 14px;
    margin-bottom: 16px;
}

.signup-btn {
    width: 100%;
    background: white;
    color: #4a5568;
    border: 2px solid #e2e8f0;
    padding: 14px 24px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.signup-btn:hover {
    border-color: #3b82f6;
    color: #3b82f6;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
}

.loading {
    display: none;
    margin-left: 8px;
}

.loading.show {
    display: inline-block;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading i {
    animation: spin 1s linear infinite;
}

@media (max-width: 480px) {
    .login-container {
        padding: 24px;
        margin: 10px;
    }
    
    h1 {
        font-size: 24px;
    }
    
    .form-input {
        padding: 14px;
        font-size: 16px;
    }
}